Merge pull request #858 from shocknet/swaps-test

Reverse Swaps + provider fixes + fees fixes

datasource.js

@@ -21,6 +21,7 @@ import { ManagementGrant } from "./build/src/services/storage/entity/ManagementG
 import { AppUserDevice } from "./build/src/services/storage/entity/AppUserDevice.js"
 import { UserAccess } from "./build/src/services/storage/entity/UserAccess.js"
 import { AdminSettings } from "./build/src/services/storage/entity/AdminSettings.js"
+import { TransactionSwap } from "./build/src/services/storage/entity/TransactionSwap.js"
 
 import { Initial1703170309875 } from './build/src/services/storage/migrations/1703170309875-initial.js'
 import { LspOrder1718387847693 } from './build/src/services/storage/migrations/1718387847693-lsp_order.js'
@@ -41,6 +42,11 @@ import { AppUserDevice1753285173175 } from './build/src/services/storage/migrati
 import { UserAccess1759426050669 } from './build/src/services/storage/migrations/1759426050669-user_access.js'
 import { AddBlindToUserOffer1760000000000 } from './build/src/services/storage/migrations/1760000000000-add_blind_to_user_offer.js'
 import { ApplicationAvatarUrl1761000001000 } from './build/src/services/storage/migrations/1761000001000-application_avatar_url.js'
+import { AdminSettings1761683639419 } from './build/src/services/storage/migrations/1761683639419-admin_settings.js'
+import { TxSwap1762890527098 } from './build/src/services/storage/migrations/1762890527098-tx_swap.js'
+import { TxSwapAddress1764779178945 } from './build/src/services/storage/migrations/1764779178945-tx_swap_address.js'
+import { ClinkRequester1765497600000 } from './build/src/services/storage/migrations/1765497600000-clink_requester.js'
+import { TrackedProviderHeight1766504040000 } from './build/src/services/storage/migrations/1766504040000-tracked_provider_height.js'
 
 export default new DataSource({
     type: "better-sqlite3",
@@ -49,10 +55,12 @@ export default new DataSource({
     migrations: [Initial1703170309875, LspOrder1718387847693, LiquidityProvider1719335699480, LndNodeInfo1720187506189, CreateInviteTokenTable1721751414878,
         PaymentIndex1721760297610, DebitAccess1726496225078, DebitAccessFixes1726685229264, DebitToPub1727105758354, UserCbUrl1727112281043,
         UserOffer1733502626042, ManagementGrant1751307732346, InvoiceCallbackUrls1752425992291, OldSomethingLeftover1753106599604, UserReceivingInvoiceIdx1753109184611,
-        AppUserDevice1753285173175, UserAccess1759426050669, AddBlindToUserOffer1760000000000, ApplicationAvatarUrl1761000001000],
+        AppUserDevice1753285173175, UserAccess1759426050669, AddBlindToUserOffer1760000000000, ApplicationAvatarUrl1761000001000, AdminSettings1761683639419, TxSwap1762890527098,
+        TxSwapAddress1764779178945, ClinkRequester1765497600000, TrackedProviderHeight1766504040000],
+
     entities: [User, UserReceivingInvoice, UserReceivingAddress, AddressReceivingTransaction, UserInvoicePayment, UserTransactionPayment,
         UserBasicAuth, UserEphemeralKey, Product, UserToUserPayment, Application, ApplicationUser, UserToUserPayment, LspOrder, LndNodeInfo,
-        TrackedProvider, InviteToken, DebitAccess, UserOffer, ManagementGrant, AppUserDevice, UserAccess, AdminSettings],
+        TrackedProvider, InviteToken, DebitAccess, UserOffer, ManagementGrant, AppUserDevice, UserAccess, AdminSettings, TransactionSwap],
     // synchronize: true,
 })
-//npx typeorm migration:generate ./src/services/storage/migrations/admin_settings -d ./datasource.js
+//npx typeorm migration:generate ./src/services/storage/migrations/swaps_service_url -d ./datasource.js

decode.js

@@ -0,0 +1,73 @@
+#!/usr/bin/env node
+
+import { decodeBech32, nip19 } from '@shocknet/clink-sdk'
+
+const nip19String = process.argv[2]
+
+if (!nip19String) {
+    console.error('Usage: node decode.js <nip19_string>')
+    console.error('Example: node decode.js nprofile1qyd8wumn8ghj7um5wfn8y7fwwd5x7cmt9ehx2arhdaexkqpqwmk5tuqvafa6ckwc6zmaypyy3af3n4aeds2ql7m0ew42kzsn638q9s9z8p')
+    process.exit(1)
+}
+
+try {
+    // Check prefix to determine which decoder to use
+    const prefix = nip19String.split('1')[0]
+    const decoded = (prefix === 'noffer' || prefix === 'ndebit' || prefix === 'nmanage')
+        ? decodeBech32(nip19String)
+        : nip19.decode(nip19String)
+    
+    console.log('\nDecoded:')
+    console.log('Type:', decoded.type)
+    console.log('\nData:')
+    console.log(JSON.stringify(decoded.data, null, 2))
+    
+    if (decoded.type === 'nprofile') {
+        console.log('\nDetails:')
+        console.log('  Pubkey:', decoded.data.pubkey)
+        if (decoded.data.relays) {
+            console.log('  Relays:')
+            decoded.data.relays.forEach((relay, i) => {
+                console.log(`    ${i + 1}. ${relay}`)
+            })
+        }
+    } else if (decoded.type === 'npub') {
+        console.log('\nDetails:')
+        console.log('  Pubkey:', decoded.data)
+    } else if (decoded.type === 'nsec') {
+        console.log('\nDetails:')
+        console.log('  Private Key:', decoded.data)
+    } else if (decoded.type === 'note') {
+        console.log('\nDetails:')
+        console.log('  Event ID:', decoded.data)
+    } else if (decoded.type === 'noffer') {
+        console.log('\nDetails:')
+        console.log('  Pubkey:', decoded.data.pubkey)
+        console.log('  Offer:', decoded.data.offer)
+        if (decoded.data.relay) {
+            console.log('  Relay:', decoded.data.relay)
+        }
+        if (decoded.data.priceType) {
+            console.log('  Price Type:', decoded.data.priceType)
+        }
+    } else if (decoded.type === 'ndebit') {
+        console.log('\nDetails:')
+        console.log('  Pubkey:', decoded.data.pubkey)
+        console.log('  Pointer:', decoded.data.pointer)
+        if (decoded.data.relay) {
+            console.log('  Relay:', decoded.data.relay)
+        }
+    } else if (decoded.type === 'nmanage') {
+        console.log('\nDetails:')
+        console.log('  Pubkey:', decoded.data.pubkey)
+        console.log('  Pointer:', decoded.data.pointer)
+        if (decoded.data.relay) {
+            console.log('  Relay:', decoded.data.relay)
+        }
+    }
+    
+} catch (error) {
+    console.error('Error decoding bech32 string:', error.message)
+    process.exit(1)
+}
+

env.example

@@ -2,6 +2,7 @@
 # Copy this file as .env in the Pub folder and uncomment the desired settings to override defaults
 # Alternatively, these settings can be passed as environment variables at startup
 
+
 #LND_CONNECTION
 # Defaults typical for straight Linux
 # Containers, Mac and Windows may need more detailed paths
@@ -9,15 +10,22 @@
 #LND_CERT_PATH=~/.lnd/tls.cert
 #LND_MACAROON_PATH=~/.lnd/data/chain/bitcoin/mainnet/admin.macaroon
 #LND_LOG_DIR=~/.lnd/logs/bitcoin/mainnet/lnd.log
+#BTC_NETWORK=mainnet
 # Bypass LND entirely and daisychain off the bootstrap provider (testing only)
 #USE_ONLY_LIQUIDITY_PROVIDER=false
 
 #BOOTSTRAP_PEER
 # A trusted peer that will hold a node-level account until channel automation becomes affordable
-# The developer is used by default or you may specify your own
+# The provider pubkey is extracted from PROVIDER_NPROFILE (nprofile contains both pubkey and relay URL)
-# To disable this feature entirely overwrite the env with "null"
+# The developers node is used by default, or you may specify another.
-#LIQUIDITY_PROVIDER_PUB=null
+# To disable this feature entirely set DISABLE_LIQUIDITY_PROVIDER=true
 #DISABLE_LIQUIDITY_PROVIDER=false
+#PROVIDER_NPROFILE=nprofile1qyd8wumn8ghj7um5wfn8y7fwwd5x7cmt9ehx2arhdaexkqpqwmk5tuqvafa6ckwc6zmaypyy3af3n4aeds2ql7m0ew42kzsn638q9s9z8p
+
+#SWAPS
+#BOLTZ_HTTP_URL=
+#BOLTZ_WEBSOCKET_URL=
+#ENABLE_SWAPS=false
 
 #DB
 #DATABASE_FILE=db.sqlite
@@ -33,48 +41,44 @@
 
 
 #LOCALHOST
+# For REST Management
 #ADMIN_TOKEN=
 #PORT=1776
 #JWT_SECRET=
 
+#PUSH_SERVICE
+# For Wallet notifs via FCM
 #SHOCK_PUSH_URL=
 
-#Lightning Address Bridge
+#LNA Bridge
+# Tell wallets where they can get a noffer-based Lightning Address
 #BRIDGE_URL=https://shockwallet.app
 
 #LIGHTNING
-# Maximum amount in network fees passed to LND when it pays an external invoice
+# Service Fee: What Pub charges users (max of BPS*amount or floor)
+# Routing Fee Limit: What Pub allows LND to spend (max of BPS*amount or floor)
+# Routing fee limit must be <= service fee (validated at startup to ensure spread)
 # BPS are basis points, 100 BPS = 1%
-#OUTBOUND_MAX_FEE_BPS=60
+#SERVICE_FEE_BPS=60
-#OUTBOUND_MAX_FEE_EXTRA_SATS=100
+#ROUTING_FEE_LIMIT_BPS=50
-# If the back-end doesn't have adequate channel capacity, buy one from an LSP 
+#SERVICE_FEE_FLOOR_SATS=10
-# Will execute when it costs less than 1% of balance and uses a trusted peer
+#ROUTING_FEE_FLOOR_SATS=5
-#BOOTSTRAP=1
+
 
-#LSP
-OLYMPUS_LSP_URL=https://lsps1.lnolymp.us/api/v1
-VOLTAGE_LSP_URL=https://lsp.voltageapi.com/api/v1
-FLASHSATS_LSP_URL=https://lsp.flashsats.xyz/lsp/channel
-LSP_CHANNEL_THRESHOLD=1000000
-LSP_MAX_FEE_BPS=100
 
 #ROOT_FEES
-# Applied to either debits or credits and sent to an admin account
+# Internal transaction fees (placeholder, bugged, do not use)
-# BPS are basis points, 100 BPS = 1%
+#TX_FEE_INTERNAL_ROOT_BPS=0
-#INCOMING_CHAIN_FEE_ROOT_BPS=0
-#INCOMING_INVOICE_FEE_ROOT_BPS=0
-# Chain spends are currently unstable and thus disabled, do not use until further notice
-#OUTGOING_CHAIN_FEE_ROOT_BPS=60
-# Outgoing Invoice Fee must be >= Lightning Outbound Max Fee so admins don't incur losses on spends
-#OUTGOING_INVOICE_FEE_ROOT_BPS=60
-# Internal user fees bugged, do not use until further notice
-#TX_FEE_INTERNAL_ROOT_BPS=0 #applied to inter-application txns
 
-#APP_FEES
+#LSP
-# An extra fee applied at the app level and sent to the application owner
+# If the back-end doesn't have adequate channel capacity, buy one from an LSP 
-#INCOMING_INVOICE_FEE_USER_BPS=0
+#OLYMPUS_LSP_URL=https://lsps1.lnolymp.us/api/v1
-#OUTGOING_INVOICE_FEE_USER_BPS=0
+#FLASHSATS_LSP_URL=https://lsp.flashsats.xyz/lsp/channel
-#TX_FEE_INTERNAL_USER_BPS=0
+#LSP_CHANNEL_THRESHOLD=1000000
+#LSP_MAX_FEE_BPS=100
+
+# Use trusted peer until LSP costs less than ~1% of balance or threshold
+#BOOTSTRAP=1
 
 #NOSTR
 # Default relay may become rate-limited without a paid subscription
@@ -84,9 +88,9 @@ LSP_MAX_FEE_BPS=100
 
 #LNURL
 # Optional
-# If undefined, LNURLs (including Lightning Address) will be disabled
+# If undefined, LNURLs will be disabled but wallets may still use bridge for Lightning Addresses
-# To enable, add a reachable https endpoint for requests (or purchase a subscription)
+# To enable, add a reachable https endpoint for requests
-# You also need an SSL reverse proxy from the domain to this local host
+# You also need an SSL reverse proxy from the domain to the Pub
 # Read more at https://docs.shock.network
 #SERVICE_URL=https://yourdomainhere.xyz
 #LNURL_META_TEXT=LNURL via Lightning.Pub
@@ -97,7 +101,7 @@ LSP_MAX_FEE_BPS=100
 # Read more at https://docs.shock.network
 #SUBSCRIBER=1
 
-#DEV_OPTS
+#DEV
 #MOCK_LND=false
 #ALLOW_BALANCE_MIGRATION=false
 #MIGRATE_DB=false
@@ -109,10 +113,8 @@ LSP_MAX_FEE_BPS=100
 #SKIP_SANITY_CHECK=false
 # A read-only token that can be used with dashboard to view reports
 #METRICS_TOKEN=
-# Disable outbound payments aka honeypot mode
-#DISABLE_EXTERNAL_PAYMENTS=false
 #ALLOW_RESET_METRICS_STORAGES=false
-ALLOW_HTTP_UPGRADE=false
+#ALLOW_HTTP_UPGRADE=false
 
 #WATCHDOG SECURITY
 # A last line of defense against 0-day drainage attacks
@@ -121,3 +123,5 @@ ALLOW_HTTP_UPGRADE=false
 # Increase this values to add a spending buffer for non-Pub services sharing LND
 # Max difference between users balance and LND balance at Pub startup
 #WATCHDOG_MAX_DIFF_SATS=0
+# Disable outbound payments aka honeypot mode
+#DISABLE_EXTERNAL_PAYMENTS=false

package-lock.json

@@ -18,10 +18,13 @@
         "@types/express": "^4.17.21",
         "@types/node": "^17.0.31",
         "@types/secp256k1": "^4.0.3",
+        "@vulpemventures/secp256k1-zkp": "^3.2.1",
         "axios": "^1.9.0",
         "bech32": "^2.0.0",
         "better-sqlite3": "^12.2.0",
         "bitcoin-core": "^4.2.0",
+        "bitcoinjs-lib": "^6.1.7",
+        "boltz-core": "^3.0.0",
         "chai": "^4.3.7",
         "chai-string": "^1.5.0",
         "copyfiles": "^2.4.1",
@@ -29,6 +32,7 @@
         "csv": "^6.3.8",
         "dotenv": "^16.4.5",
         "eccrypto": "^1.1.6",
+        "ecpair": "^3.0.0",
         "express": "^4.21.2",
         "globby": "^13.1.2",
         "grpc-tools": "^1.12.4",
@@ -42,6 +46,7 @@
         "rimraf": "^3.0.2",
         "rxjs": "^7.5.5",
         "secp256k1": "^5.0.1",
+        "tiny-secp256k1": "^2.2.4",
         "ts-node": "^10.7.0",
         "ts-proto": "^1.131.2",
         "typeorm": "^0.3.26",
@@ -70,6 +75,12 @@
         "typescript": "5.5.4"
       }
     },
+    "node_modules/@boltz/bitcoin-ops": {
+      "version": "2.0.0",
+      "resolved": "https://registry.npmjs.org/@boltz/bitcoin-ops/-/bitcoin-ops-2.0.0.tgz",
+      "integrity": "sha512-AM7vFNwSD7B4XI6yeRKccWbbD/lvwoFr8U3pqhzryBQo4uMkYe5V3/kMVnml4SNuxzyqdIFu4ur3TId02sC33A==",
+      "license": "MIT"
+    },
     "node_modules/@bufbuild/protobuf": {
       "version": "2.7.0",
       "resolved": "https://registry.npmjs.org/@bufbuild/protobuf/-/protobuf-2.7.0.tgz",
@@ -443,6 +454,12 @@
         "node": ">=10"
       }
     },
+    "node_modules/@openzeppelin/contracts": {
+      "version": "5.4.0",
+      "resolved": "https://registry.npmjs.org/@openzeppelin/contracts/-/contracts-5.4.0.tgz",
+      "integrity": "sha512-eCYgWnLg6WO+X52I16TZt8uEjbtdkgLC0SUX/xnAksjjrQI4Xfn4iBRoI5j55dmlOhDv1Y7BoR3cU7e3WWhC6A==",
+      "license": "MIT"
+    },
     "node_modules/@pkgjs/parseargs": {
       "version": "0.11.0",
       "resolved": "https://registry.npmjs.org/@pkgjs/parseargs/-/parseargs-0.11.0.tgz",
@@ -1014,6 +1031,16 @@
       "integrity": "sha512-eOunJqu0K1923aExK6y8p6fsihYEn/BYuQ4g0CxAAgFc4b/ZLN4CrsRZ55srTdqoiLzU2B2evC+apEIxprEzkQ==",
       "license": "MIT"
     },
+    "node_modules/@types/randombytes": {
+      "version": "2.0.3",
+      "resolved": "https://registry.npmjs.org/@types/randombytes/-/randombytes-2.0.3.tgz",
+      "integrity": "sha512-+NRgihTfuURllWCiIAhm1wsJqzsocnqXM77V/CalsdJIYSRGEHMnritxh+6EsBklshC+clo1KgnN14qgSGeQdw==",
+      "license": "MIT",
+      "peer": true,
+      "dependencies": {
+        "@types/node": "*"
+      }
+    },
     "node_modules/@types/range-parser": {
       "version": "1.2.7",
       "resolved": "https://registry.npmjs.org/@types/range-parser/-/range-parser-1.2.7.tgz",
@@ -1114,6 +1141,18 @@
         "uuid": "bin/uuid"
       }
     },
+    "node_modules/@vulpemventures/secp256k1-zkp": {
+      "version": "3.2.1",
+      "resolved": "https://registry.npmjs.org/@vulpemventures/secp256k1-zkp/-/secp256k1-zkp-3.2.1.tgz",
+      "integrity": "sha512-2U4nuNbXuUgMmxhuoILbRMoD2DE7KND3udk5cYilIS1MHvMtje9ywUm/zsI0g7d7x8g2A57xri+wvqCC/fCnJg==",
+      "license": "MIT",
+      "dependencies": {
+        "long": "^5.2.3"
+      },
+      "engines": {
+        "node": ">=12"
+      }
+    },
     "node_modules/abbrev": {
       "version": "1.1.1",
       "resolved": "https://registry.npmjs.org/abbrev/-/abbrev-1.1.1.tgz",
@@ -1686,6 +1725,12 @@
       "license": "Apache-2.0",
       "optional": true
     },
+    "node_modules/base-x": {
+      "version": "5.0.1",
+      "resolved": "https://registry.npmjs.org/base-x/-/base-x-5.0.1.tgz",
+      "integrity": "sha512-M7uio8Zt++eg3jPj+rHMfCC+IuygQHHCOU+IYsVtik6FWjuYpVt/+MRKcgsAMHh8mMFAwnB+Bs+mTrFiXjMzKg==",
+      "license": "MIT"
+    },
     "node_modules/base64-js": {
       "version": "1.5.1",
       "resolved": "https://registry.npmjs.org/base64-js/-/base64-js-1.5.1.tgz",
@@ -1766,12 +1811,54 @@
         "file-uri-to-path": "1.0.0"
       }
     },
+    "node_modules/bip174": {
+      "version": "2.1.1",
+      "resolved": "https://registry.npmjs.org/bip174/-/bip174-2.1.1.tgz",
+      "integrity": "sha512-mdFV5+/v0XyNYXjBS6CQPLo9ekCx4gtKZFnJm5PMto7Fs9hTTDpkkzOB7/FtluRI6JbUUAu+snTYfJRgHLZbZQ==",
+      "license": "MIT",
+      "engines": {
+        "node": ">=8.0.0"
+      }
+    },
+    "node_modules/bip174-liquid": {
+      "version": "1.0.3",
+      "resolved": "https://registry.npmjs.org/bip174-liquid/-/bip174-liquid-1.0.3.tgz",
+      "integrity": "sha512-e69sC0Cq2tBJuhG2+wieXv40DN13YBR/wbIjZp4Mqwpar5vQm8Ldqijdd6N33XG7LtfvQi/zKm5fSzdPY/9mgw==",
+      "license": "MIT",
+      "peer": true,
+      "engines": {
+        "node": ">=8.0.0"
+      }
+    },
+    "node_modules/bip32": {
+      "version": "4.0.0",
+      "resolved": "https://registry.npmjs.org/bip32/-/bip32-4.0.0.tgz",
+      "integrity": "sha512-aOGy88DDlVUhspIXJN+dVEtclhIsfAUppD43V0j40cPTld3pv/0X/MlrZSZ6jowIaQQzFwP8M6rFU2z2mVYjDQ==",
+      "license": "MIT",
+      "dependencies": {
+        "@noble/hashes": "^1.2.0",
+        "@scure/base": "^1.1.1",
+        "typeforce": "^1.11.5",
+        "wif": "^2.0.6"
+      },
+      "engines": {
+        "node": ">=6.0.0"
+      }
+    },
+    "node_modules/bip65": {
+      "version": "1.0.3",
+      "resolved": "https://registry.npmjs.org/bip65/-/bip65-1.0.3.tgz",
+      "integrity": "sha512-RQ1nc7xtnLa5XltnCqkoR2zmhuz498RjMJwrLKQzOE049D1HUqnYfon7cVSbwS5UGm0/EQlC2CH+NY3MyITA4Q==",
+      "license": "ISC",
+      "engines": {
+        "node": ">=4.5.0"
+      }
+    },
     "node_modules/bip66": {
       "version": "1.1.5",
       "resolved": "https://registry.npmjs.org/bip66/-/bip66-1.1.5.tgz",
       "integrity": "sha512-nemMHz95EmS38a26XbbdxIYj5csHd3RMP3H5bwQknX0WYHF01qhpufP42mLOwVICuH2JmhIhXiWs89MfUGL7Xw==",
       "license": "MIT",
-      "optional": true,
       "dependencies": {
         "safe-buffer": "^5.0.1"
       }
@@ -1794,6 +1881,71 @@
         "node": ">=7"
       }
     },
+    "node_modules/bitcoinjs-lib": {
+      "version": "6.1.7",
+      "resolved": "https://registry.npmjs.org/bitcoinjs-lib/-/bitcoinjs-lib-6.1.7.tgz",
+      "integrity": "sha512-tlf/r2DGMbF7ky1MgUqXHzypYHakkEnm0SZP23CJKIqNY/5uNAnMbFhMJdhjrL/7anfb/U8+AlpdjPWjPnAalg==",
+      "license": "MIT",
+      "dependencies": {
+        "@noble/hashes": "^1.2.0",
+        "bech32": "^2.0.0",
+        "bip174": "^2.1.1",
+        "bs58check": "^3.0.1",
+        "typeforce": "^1.11.3",
+        "varuint-bitcoin": "^1.1.2"
+      },
+      "engines": {
+        "node": ">=8.0.0"
+      }
+    },
+    "node_modules/bitcoinjs-lib/node_modules/base-x": {
+      "version": "4.0.1",
+      "resolved": "https://registry.npmjs.org/base-x/-/base-x-4.0.1.tgz",
+      "integrity": "sha512-uAZ8x6r6S3aUM9rbHGVOIsR15U/ZSc82b3ymnCPsT45Gk1DDvhDPdIgB5MrhirZWt+5K0EEPQH985kNqZgNPFw==",
+      "license": "MIT"
+    },
+    "node_modules/bitcoinjs-lib/node_modules/bs58": {
+      "version": "5.0.0",
+      "resolved": "https://registry.npmjs.org/bs58/-/bs58-5.0.0.tgz",
+      "integrity": "sha512-r+ihvQJvahgYT50JD05dyJNKlmmSlMoOGwn1lCcEzanPglg7TxYjioQUYehQ9mAR/+hOSd2jRc/Z2y5UxBymvQ==",
+      "license": "MIT",
+      "dependencies": {
+        "base-x": "^4.0.0"
+      }
+    },
+    "node_modules/bitcoinjs-lib/node_modules/bs58check": {
+      "version": "3.0.1",
+      "resolved": "https://registry.npmjs.org/bs58check/-/bs58check-3.0.1.tgz",
+      "integrity": "sha512-hjuuJvoWEybo7Hn/0xOrczQKKEKD63WguEjlhLExYs2wUBcebDC1jDNK17eEAD2lYfw82d5ASC1d7K3SWszjaQ==",
+      "license": "MIT",
+      "dependencies": {
+        "@noble/hashes": "^1.2.0",
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+    "node_modules/varuint-bitcoin/node_modules/uint8array-tools": {
+      "version": "0.0.8",
+      "resolved": "https://registry.npmjs.org/uint8array-tools/-/uint8array-tools-0.0.8.tgz",
+      "integrity": "sha512-xS6+s8e0Xbx++5/0L+yyexukU7pz//Yg6IHg3BKhXotg1JcYtgxVcUctQ0HxLByiJzpAkNFawz1Nz5Xadzo82g==",
+      "license": "MIT",
+      "engines": {
+        "node": ">=14.0.0"
+      }
+    },
     "node_modules/vary": {
       "version": "1.1.2",
       "resolved": "https://registry.npmjs.org/vary/-/vary-1.1.2.tgz",
@@ -7489,6 +7913,44 @@
         "string-width": "^1.0.2 || 2 || 3 || 4"
       }
     },
+    "node_modules/wif": {
+      "version": "2.0.6",
+      "resolved": "https://registry.npmjs.org/wif/-/wif-2.0.6.tgz",
+      "integrity": "sha512-HIanZn1zmduSF+BQhkE+YXIbEiH0xPr1012QbFEGB0xsKqJii0/SqJjyn8dFv6y36kOznMgMB+LGcbZTJ1xACQ==",
+      "license": "MIT",
+      "dependencies": {
+        "bs58check": "<3.0.0"
+      }
+    },
+    "node_modules/wif/node_modules/base-x": {
+      "version": "3.0.11",
+      "resolved": "https://registry.npmjs.org/base-x/-/base-x-3.0.11.tgz",
+      "integrity": "sha512-xz7wQ8xDhdyP7tQxwdteLYeFfS68tSMNCZ/Y37WJ4bhGfKPpqEIlmIyueQHqOyoPhE6xNUqjzRr8ra0eF9VRvA==",
+      "license": "MIT",
+      "dependencies": {
+        "safe-buffer": "^5.0.1"
+      }
+    },
+    "node_modules/wif/node_modules/bs58": {
+      "version": "4.0.1",
+      "resolved": "https://registry.npmjs.org/bs58/-/bs58-4.0.1.tgz",
+      "integrity": "sha512-Ok3Wdf5vOIlBrgCvTq96gBkJw+JUEzdBgyaza5HLtPm7yTHkjRy8+JzNyHF7BHa0bNWOQIp3m5YF0nnFcOIKLw==",
+      "license": "MIT",
+      "dependencies": {
+        "base-x": "^3.0.2"
+      }
+    },
+    "node_modules/wif/node_modules/bs58check": {
+      "version": "2.1.2",
+      "resolved": "https://registry.npmjs.org/bs58check/-/bs58check-2.1.2.tgz",
+      "integrity": "sha512-0TS1jicxdU09dwJMNZtVAfzPi6Q6QeN0pM1Fkzrjn+XYHvzMKPU3pHVpva+769iNVSfIYWf7LJ6WR+BuuMf8cA==",
+      "license": "MIT",
+      "dependencies": {
+        "bs58": "^4.0.0",
+        "create-hash": "^1.1.0",
+        "safe-buffer": "^5.1.2"
+      }
+    },
     "node_modules/wrap-ansi": {
       "version": "7.0.0",
       "resolved": "https://registry.npmjs.org/wrap-ansi/-/wrap-ansi-7.0.0.tgz",

package.json

@@ -36,10 +36,13 @@
     "@types/express": "^4.17.21",
     "@types/node": "^17.0.31",
     "@types/secp256k1": "^4.0.3",
+    "@vulpemventures/secp256k1-zkp": "^3.2.1",
     "axios": "^1.9.0",
     "bech32": "^2.0.0",
     "better-sqlite3": "^12.2.0",
     "bitcoin-core": "^4.2.0",
+    "bitcoinjs-lib": "^6.1.7",
+    "boltz-core": "^3.0.0",
     "chai": "^4.3.7",
     "chai-string": "^1.5.0",
     "copyfiles": "^2.4.1",
@@ -47,6 +50,7 @@
     "csv": "^6.3.8",
     "dotenv": "^16.4.5",
     "eccrypto": "^1.1.6",
+    "ecpair": "^3.0.0",
     "express": "^4.21.2",
     "globby": "^13.1.2",
     "grpc-tools": "^1.12.4",
@@ -60,6 +64,7 @@
     "rimraf": "^3.0.2",
     "rxjs": "^7.5.5",
     "secp256k1": "^5.0.1",
+    "tiny-secp256k1": "^2.2.4",
     "ts-node": "^10.7.0",
     "ts-proto": "^1.131.2",
     "typeorm": "^0.3.26",
@@ -88,4 +93,4 @@
     "typescript": "5.5.4"
   },
   "overrides": {}
-}
+}

proto/autogenerated/client.md

@@ -93,6 +93,11 @@ The nostr server will send back a message response, and inside the body there wi
   - input: [MessagingToken](#MessagingToken)
   - This methods has an __empty__ __response__ body
 
+- GetAdminTransactionSwapQuotes
+  - auth type: __Admin__
+  - input: [TransactionSwapRequest](#TransactionSwapRequest)
+  - output: [TransactionSwapQuoteList](#TransactionSwapQuoteList)
+
 - GetAppsMetrics
   - auth type: __Metrics__
   - input: [AppsMetricsRequest](#AppsMetricsRequest)
@@ -198,6 +203,11 @@ The nostr server will send back a message response, and inside the body there wi
   - input: [SingleMetricReq](#SingleMetricReq)
   - output: [UsageMetricTlv](#UsageMetricTlv)
 
+- GetTransactionSwapQuotes
+  - auth type: __User__
+  - input: [TransactionSwapRequest](#TransactionSwapRequest)
+  - output: [TransactionSwapQuoteList](#TransactionSwapQuoteList)
+
 - GetUsageMetrics
   - auth type: __Metrics__
   - input: [LatestUsageMetricReq](#LatestUsageMetricReq)
@@ -233,11 +243,21 @@ The nostr server will send back a message response, and inside the body there wi
   - input: [LinkNPubThroughTokenRequest](#LinkNPubThroughTokenRequest)
   - This methods has an __empty__ __response__ body
 
+- ListAdminSwaps
+  - auth type: __Admin__
+  - This methods has an __empty__ __request__ body
+  - output: [SwapsList](#SwapsList)
+
 - ListChannels
   - auth type: __Admin__
   - This methods has an __empty__ __request__ body
   - output: [LndChannels](#LndChannels)
 
+- ListSwaps
+  - auth type: __User__
+  - This methods has an __empty__ __request__ body
+  - output: [SwapsList](#SwapsList)
+
 - LndGetInfo
   - auth type: __Admin__
   - input: [LndGetInfoRequest](#LndGetInfoRequest)
@@ -270,6 +290,11 @@ The nostr server will send back a message response, and inside the body there wi
   - input: [PayAddressRequest](#PayAddressRequest)
   - output: [PayAddressResponse](#PayAddressResponse)
 
+- PayAdminTransactionSwap
+  - auth type: __Admin__
+  - input: [PayAdminTransactionSwapRequest](#PayAdminTransactionSwapRequest)
+  - output: [AdminSwapResponse](#AdminSwapResponse)
+
 - PayInvoice
   - auth type: __User__
   - input: [PayInvoiceRequest](#PayInvoiceRequest)
@@ -515,6 +540,13 @@ The nostr server will send back a message response, and inside the body there wi
   - input: [MessagingToken](#MessagingToken)
   - This methods has an __empty__ __response__ body
 
+- GetAdminTransactionSwapQuotes
+  - auth type: __Admin__
+  - http method: __post__
+  - http route: __/api/admin/swap/transaction/quote__
+  - input: [TransactionSwapRequest](#TransactionSwapRequest)
+  - output: [TransactionSwapQuoteList](#TransactionSwapQuoteList)
+
 - GetApp
   - auth type: __App__
   - http method: __post__
@@ -708,6 +740,13 @@ The nostr server will send back a message response, and inside the body there wi
   - input: [SingleMetricReq](#SingleMetricReq)
   - output: [UsageMetricTlv](#UsageMetricTlv)
 
+- GetTransactionSwapQuotes
+  - auth type: __User__
+  - http method: __post__
+  - http route: __/api/user/swap/quote__
+  - input: [TransactionSwapRequest](#TransactionSwapRequest)
+  - output: [TransactionSwapQuoteList](#TransactionSwapQuoteList)
+
 - GetUsageMetrics
   - auth type: __Metrics__
   - http method: __post__
@@ -795,6 +834,13 @@ The nostr server will send back a message response, and inside the body there wi
   - input: [LinkNPubThroughTokenRequest](#LinkNPubThroughTokenRequest)
   - This methods has an __empty__ __response__ body
 
+- ListAdminSwaps
+  - auth type: __Admin__
+  - http method: __post__
+  - http route: __/api/admin/swap/list__
+  - This methods has an __empty__ __request__ body
+  - output: [SwapsList](#SwapsList)
+
 - ListChannels
   - auth type: __Admin__
   - http method: __get__
@@ -802,6 +848,13 @@ The nostr server will send back a message response, and inside the body there wi
   - This methods has an __empty__ __request__ body
   - output: [LndChannels](#LndChannels)
 
+- ListSwaps
+  - auth type: __User__
+  - http method: __post__
+  - http route: __/api/user/swap/list__
+  - This methods has an __empty__ __request__ body
+  - output: [SwapsList](#SwapsList)
+
 - LndGetInfo
   - auth type: __Admin__
   - http method: __post__
@@ -846,6 +899,13 @@ The nostr server will send back a message response, and inside the body there wi
   - input: [PayAddressRequest](#PayAddressRequest)
   - output: [PayAddressResponse](#PayAddressResponse)
 
+- PayAdminTransactionSwap
+  - auth type: __Admin__
+  - http method: __post__
+  - http route: __/api/admin/swap/transaction/pay__
+  - input: [PayAdminTransactionSwapRequest](#PayAdminTransactionSwapRequest)
+  - output: [AdminSwapResponse](#AdminSwapResponse)
+
 - PayAppUserInvoice
   - auth type: __App__
   - http method: __post__
@@ -1038,6 +1098,10 @@ The nostr server will send back a message response, and inside the body there wi
   - __name__: _string_
   - __price_sats__: _number_
 
+### AdminSwapResponse
+  - __network_fee__: _number_
+  - __tx_id__: _string_
+
 ### AppMetrics
   - __app__: _[Application](#Application)_
   - __available__: _number_
@@ -1092,6 +1156,13 @@ The nostr server will send back a message response, and inside the body there wi
   - __nostr_pub__: _string_
   - __user_identifier__: _string_
 
+### BeaconData
+  - __avatarUrl__: _string_ *this field is optional
+  - __fees__: _[CumulativeFees](#CumulativeFees)_ *this field is optional
+  - __name__: _string_
+  - __nextRelay__: _string_ *this field is optional
+  - __type__: _string_
+
 ### BundleData
   - __available_chunks__: ARRAY of: _number_
   - __base_64_data__: ARRAY of: _string_
@@ -1137,6 +1208,10 @@ The nostr server will send back a message response, and inside the body there wi
 ### CreateOneTimeInviteLinkResponse
   - __invitation_link__: _string_
 
+### CumulativeFees
+  - __serviceFeeBps__: _number_
+  - __serviceFeeFloor__: _number_
+
 ### DebitAuthorization
   - __authorized__: _boolean_
   - __debit_id__: _string_
@@ -1275,6 +1350,7 @@ The nostr server will send back a message response, and inside the body there wi
   - __request_id__: _string_
 
 ### LiveUserOperation
+  - __latest_balance__: _number_
   - __operation__: _[UserOperation](#UserOperation)_
 
 ### LndChannels
@@ -1448,8 +1524,9 @@ The nostr server will send back a message response, and inside the body there wi
 
 ### PayAddressRequest
   - __address__: _string_
-  - __amoutSats__: _number_
+  - __amountSats__: _number_
   - __satsPerVByte__: _number_
+  - __swap_operation_id__: _string_ *this field is optional
 
 ### PayAddressResponse
   - __network_fee__: _number_
@@ -1457,19 +1534,26 @@ The nostr server will send back a message response, and inside the body there wi
   - __service_fee__: _number_
   - __txId__: _string_
 
+### PayAdminTransactionSwapRequest
+  - __address__: _string_
+  - __swap_operation_id__: _string_
+
 ### PayAppUserInvoiceRequest
   - __amount__: _number_
   - __debit_npub__: _string_ *this field is optional
+  - __expected_fees__: _[CumulativeFees](#CumulativeFees)_ *this field is optional
   - __invoice__: _string_
   - __user_identifier__: _string_
 
 ### PayInvoiceRequest
   - __amount__: _number_
   - __debit_npub__: _string_ *this field is optional
+  - __expected_fees__: _[CumulativeFees](#CumulativeFees)_ *this field is optional
   - __invoice__: _string_
 
 ### PayInvoiceResponse
   - __amount_paid__: _number_
+  - __latest_balance__: _number_
   - __network_fee__: _number_
   - __operation_id__: _string_
   - __preimage__: _string_
@@ -1480,7 +1564,9 @@ The nostr server will send back a message response, and inside the body there wi
 
 ### PaymentState
   - __amount__: _number_
+  - __internal__: _boolean_
   - __network_fee__: _number_
+  - __operation_id__: _string_
   - __paid_at_unix__: _number_
   - __service_fee__: _number_
 
@@ -1554,6 +1640,31 @@ The nostr server will send back a message response, and inside the body there wi
   - __page__: _number_
   - __request_id__: _number_ *this field is optional
 
+### SwapOperation
+  - __address_paid__: _string_
+  - __failure_reason__: _string_ *this field is optional
+  - __operation_payment__: _[UserOperation](#UserOperation)_ *this field is optional
+  - __swap_operation_id__: _string_
+
+### SwapsList
+  - __quotes__: ARRAY of: _[TransactionSwapQuote](#TransactionSwapQuote)_
+  - __swaps__: ARRAY of: _[SwapOperation](#SwapOperation)_
+
+### TransactionSwapQuote
+  - __chain_fee_sats__: _number_
+  - __invoice_amount_sats__: _number_
+  - __service_fee_sats__: _number_
+  - __service_url__: _string_
+  - __swap_fee_sats__: _number_
+  - __swap_operation_id__: _string_
+  - __transaction_amount_sats__: _number_
+
+### TransactionSwapQuoteList
+  - __quotes__: ARRAY of: _[TransactionSwapQuote](#TransactionSwapQuote)_
+
+### TransactionSwapRequest
+  - __transaction_amount_sats__: _number_
+
 ### UpdateChannelPolicyRequest
   - __policy__: _[ChannelPolicy](#ChannelPolicy)_
   - __update__: _[UpdateChannelPolicyRequest_update](#UpdateChannelPolicyRequest_update)_

proto/autogenerated/go/http_client.go

@@ -66,81 +66,86 @@ type Client struct {
 	BanDebit          func(req DebitOperation) error
 	BanUser           func(req BanUserRequest) (*BanUserResponse, error)
 	// batching method: BatchUser not implemented
-	CloseChannel                func(req CloseChannelRequest) (*CloseChannelResponse, error)
+	CloseChannel                  func(req CloseChannelRequest) (*CloseChannelResponse, error)
-	CreateOneTimeInviteLink     func(req CreateOneTimeInviteLinkRequest) (*CreateOneTimeInviteLinkResponse, error)
+	CreateOneTimeInviteLink       func(req CreateOneTimeInviteLinkRequest) (*CreateOneTimeInviteLinkResponse, error)
-	DecodeInvoice               func(req DecodeInvoiceRequest) (*DecodeInvoiceResponse, error)
+	DecodeInvoice                 func(req DecodeInvoiceRequest) (*DecodeInvoiceResponse, error)
-	DeleteUserOffer             func(req OfferId) error
+	DeleteUserOffer               func(req OfferId) error
-	EditDebit                   func(req DebitAuthorizationRequest) error
+	EditDebit                     func(req DebitAuthorizationRequest) error
-	EncryptionExchange          func(req EncryptionExchangeRequest) error
+	EncryptionExchange            func(req EncryptionExchangeRequest) error
-	EnrollAdminToken            func(req EnrollAdminTokenRequest) error
+	EnrollAdminToken              func(req EnrollAdminTokenRequest) error
-	EnrollMessagingToken        func(req MessagingToken) error
+	EnrollMessagingToken          func(req MessagingToken) error
-	GetApp                      func() (*Application, error)
+	GetAdminTransactionSwapQuotes func(req TransactionSwapRequest) (*TransactionSwapQuoteList, error)
-	GetAppUser                  func(req GetAppUserRequest) (*AppUser, error)
+	GetApp                        func() (*Application, error)
-	GetAppUserLNURLInfo         func(req GetAppUserLNURLInfoRequest) (*LnurlPayInfoResponse, error)
+	GetAppUser                    func(req GetAppUserRequest) (*AppUser, error)
-	GetAppsMetrics              func(req AppsMetricsRequest) (*AppsMetrics, error)
+	GetAppUserLNURLInfo           func(req GetAppUserLNURLInfoRequest) (*LnurlPayInfoResponse, error)
-	GetBundleMetrics            func(req LatestBundleMetricReq) (*BundleMetrics, error)
+	GetAppsMetrics                func(req AppsMetricsRequest) (*AppsMetrics, error)
-	GetDebitAuthorizations      func() (*DebitAuthorizations, error)
+	GetBundleMetrics              func(req LatestBundleMetricReq) (*BundleMetrics, error)
-	GetErrorStats               func() (*ErrorStats, error)
+	GetDebitAuthorizations        func() (*DebitAuthorizations, error)
-	GetHttpCreds                func() (*HttpCreds, error)
+	GetErrorStats                 func() (*ErrorStats, error)
-	GetInviteLinkState          func(req GetInviteTokenStateRequest) (*GetInviteTokenStateResponse, error)
+	GetHttpCreds                  func() (*HttpCreds, error)
-	GetLNURLChannelLink         func() (*LnurlLinkResponse, error)
+	GetInviteLinkState            func(req GetInviteTokenStateRequest) (*GetInviteTokenStateResponse, error)
-	GetLiveDebitRequests        func() (*LiveDebitRequest, error)
+	GetLNURLChannelLink           func() (*LnurlLinkResponse, error)
-	GetLiveManageRequests       func() (*LiveManageRequest, error)
+	GetLiveDebitRequests          func() (*LiveDebitRequest, error)
-	GetLiveUserOperations       func() (*LiveUserOperation, error)
+	GetLiveManageRequests         func() (*LiveManageRequest, error)
-	GetLndForwardingMetrics     func(req LndMetricsRequest) (*LndForwardingMetrics, error)
+	GetLiveUserOperations         func() (*LiveUserOperation, error)
-	GetLndMetrics               func(req LndMetricsRequest) (*LndMetrics, error)
+	GetLndForwardingMetrics       func(req LndMetricsRequest) (*LndForwardingMetrics, error)
-	GetLnurlPayInfo             func(query GetLnurlPayInfo_Query) (*LnurlPayInfoResponse, error)
+	GetLndMetrics                 func(req LndMetricsRequest) (*LndMetrics, error)
-	GetLnurlPayLink             func() (*LnurlLinkResponse, error)
+	GetLnurlPayInfo               func(query GetLnurlPayInfo_Query) (*LnurlPayInfoResponse, error)
-	GetLnurlWithdrawInfo        func(query GetLnurlWithdrawInfo_Query) (*LnurlWithdrawInfoResponse, error)
+	GetLnurlPayLink               func() (*LnurlLinkResponse, error)
-	GetLnurlWithdrawLink        func() (*LnurlLinkResponse, error)
+	GetLnurlWithdrawInfo          func(query GetLnurlWithdrawInfo_Query) (*LnurlWithdrawInfoResponse, error)
-	GetManageAuthorizations     func() (*ManageAuthorizations, error)
+	GetLnurlWithdrawLink          func() (*LnurlLinkResponse, error)
-	GetMigrationUpdate          func() (*MigrationUpdate, error)
+	GetManageAuthorizations       func() (*ManageAuthorizations, error)
-	GetNPubLinkingState         func(req GetNPubLinking) (*NPubLinking, error)
+	GetMigrationUpdate            func() (*MigrationUpdate, error)
-	GetPaymentState             func(req GetPaymentStateRequest) (*PaymentState, error)
+	GetNPubLinkingState           func(req GetNPubLinking) (*NPubLinking, error)
-	GetProvidersDisruption      func() (*ProvidersDisruption, error)
+	GetPaymentState               func(req GetPaymentStateRequest) (*PaymentState, error)
-	GetSeed                     func() (*LndSeed, error)
+	GetProvidersDisruption        func() (*ProvidersDisruption, error)
-	GetSingleBundleMetrics      func(req SingleMetricReq) (*BundleData, error)
+	GetSeed                       func() (*LndSeed, error)
-	GetSingleUsageMetrics       func(req SingleMetricReq) (*UsageMetricTlv, error)
+	GetSingleBundleMetrics        func(req SingleMetricReq) (*BundleData, error)
-	GetUsageMetrics             func(req LatestUsageMetricReq) (*UsageMetrics, error)
+	GetSingleUsageMetrics         func(req SingleMetricReq) (*UsageMetricTlv, error)
-	GetUserInfo                 func() (*UserInfo, error)
+	GetTransactionSwapQuotes      func(req TransactionSwapRequest) (*TransactionSwapQuoteList, error)
-	GetUserOffer                func(req OfferId) (*OfferConfig, error)
+	GetUsageMetrics               func(req LatestUsageMetricReq) (*UsageMetrics, error)
-	GetUserOfferInvoices        func(req GetUserOfferInvoicesReq) (*OfferInvoices, error)
+	GetUserInfo                   func() (*UserInfo, error)
-	GetUserOffers               func() (*UserOffers, error)
+	GetUserOffer                  func(req OfferId) (*OfferConfig, error)
-	GetUserOperations           func(req GetUserOperationsRequest) (*GetUserOperationsResponse, error)
+	GetUserOfferInvoices          func(req GetUserOfferInvoicesReq) (*OfferInvoices, error)
-	HandleLnurlAddress          func(routeParams HandleLnurlAddress_RouteParams) (*LnurlPayInfoResponse, error)
+	GetUserOffers                 func() (*UserOffers, error)
-	HandleLnurlPay              func(query HandleLnurlPay_Query) (*HandleLnurlPayResponse, error)
+	GetUserOperations             func(req GetUserOperationsRequest) (*GetUserOperationsResponse, error)
-	HandleLnurlWithdraw         func(query HandleLnurlWithdraw_Query) error
+	HandleLnurlAddress            func(routeParams HandleLnurlAddress_RouteParams) (*LnurlPayInfoResponse, error)
-	Health                      func() error
+	HandleLnurlPay                func(query HandleLnurlPay_Query) (*HandleLnurlPayResponse, error)
-	LinkNPubThroughToken        func(req LinkNPubThroughTokenRequest) error
+	HandleLnurlWithdraw           func(query HandleLnurlWithdraw_Query) error
-	ListChannels                func() (*LndChannels, error)
+	Health                        func() error
-	LndGetInfo                  func(req LndGetInfoRequest) (*LndGetInfoResponse, error)
+	LinkNPubThroughToken          func(req LinkNPubThroughTokenRequest) error
-	NewAddress                  func(req NewAddressRequest) (*NewAddressResponse, error)
+	ListAdminSwaps                func() (*SwapsList, error)
-	NewInvoice                  func(req NewInvoiceRequest) (*NewInvoiceResponse, error)
+	ListChannels                  func() (*LndChannels, error)
-	NewProductInvoice           func(query NewProductInvoice_Query) (*NewInvoiceResponse, error)
+	ListSwaps                     func() (*SwapsList, error)
-	OpenChannel                 func(req OpenChannelRequest) (*OpenChannelResponse, error)
+	LndGetInfo                    func(req LndGetInfoRequest) (*LndGetInfoResponse, error)
-	PayAddress                  func(req PayAddressRequest) (*PayAddressResponse, error)
+	NewAddress                    func(req NewAddressRequest) (*NewAddressResponse, error)
-	PayAppUserInvoice           func(req PayAppUserInvoiceRequest) (*PayInvoiceResponse, error)
+	NewInvoice                    func(req NewInvoiceRequest) (*NewInvoiceResponse, error)
-	PayInvoice                  func(req PayInvoiceRequest) (*PayInvoiceResponse, error)
+	NewProductInvoice             func(query NewProductInvoice_Query) (*NewInvoiceResponse, error)
-	PingSubProcesses            func() error
+	OpenChannel                   func(req OpenChannelRequest) (*OpenChannelResponse, error)
-	RequestNPubLinkingToken     func(req RequestNPubLinkingTokenRequest) (*RequestNPubLinkingTokenResponse, error)
+	PayAddress                    func(req PayAddressRequest) (*PayAddressResponse, error)
-	ResetDebit                  func(req DebitOperation) error
+	PayAdminTransactionSwap       func(req PayAdminTransactionSwapRequest) (*AdminSwapResponse, error)
-	ResetManage                 func(req ManageOperation) error
+	PayAppUserInvoice             func(req PayAppUserInvoiceRequest) (*PayInvoiceResponse, error)
-	ResetMetricsStorages        func() error
+	PayInvoice                    func(req PayInvoiceRequest) (*PayInvoiceResponse, error)
-	ResetNPubLinkingToken       func(req RequestNPubLinkingTokenRequest) (*RequestNPubLinkingTokenResponse, error)
+	PingSubProcesses              func() error
-	RespondToDebit              func(req DebitResponse) error
+	RequestNPubLinkingToken       func(req RequestNPubLinkingTokenRequest) (*RequestNPubLinkingTokenResponse, error)
-	SendAppUserToAppPayment     func(req SendAppUserToAppPaymentRequest) error
+	ResetDebit                    func(req DebitOperation) error
-	SendAppUserToAppUserPayment func(req SendAppUserToAppUserPaymentRequest) error
+	ResetManage                   func(req ManageOperation) error
-	SetMockAppBalance           func(req SetMockAppBalanceRequest) error
+	ResetMetricsStorages          func() error
-	SetMockAppUserBalance       func(req SetMockAppUserBalanceRequest) error
+	ResetNPubLinkingToken         func(req RequestNPubLinkingTokenRequest) (*RequestNPubLinkingTokenResponse, error)
-	SetMockInvoiceAsPaid        func(req SetMockInvoiceAsPaidRequest) error
+	RespondToDebit                func(req DebitResponse) error
-	SubToWebRtcCandidates       func() (*WebRtcCandidate, error)
+	SendAppUserToAppPayment       func(req SendAppUserToAppPaymentRequest) error
-	SubmitWebRtcMessage         func(req WebRtcMessage) (*WebRtcAnswer, error)
+	SendAppUserToAppUserPayment   func(req SendAppUserToAppUserPaymentRequest) error
-	UpdateCallbackUrl           func(req CallbackUrl) (*CallbackUrl, error)
+	SetMockAppBalance             func(req SetMockAppBalanceRequest) error
-	UpdateChannelPolicy         func(req UpdateChannelPolicyRequest) error
+	SetMockAppUserBalance         func(req SetMockAppUserBalanceRequest) error
-	UpdateUserOffer             func(req OfferConfig) error
+	SetMockInvoiceAsPaid          func(req SetMockInvoiceAsPaidRequest) error
-	UseInviteLink               func(req UseInviteLinkRequest) error
+	SubToWebRtcCandidates         func() (*WebRtcCandidate, error)
-	UserHealth                  func() (*UserHealthState, error)
+	SubmitWebRtcMessage           func(req WebRtcMessage) (*WebRtcAnswer, error)
-	ZipMetricsStorages          func() (*ZippedMetrics, error)
+	UpdateCallbackUrl             func(req CallbackUrl) (*CallbackUrl, error)
+	UpdateChannelPolicy           func(req UpdateChannelPolicyRequest) error
+	UpdateUserOffer               func(req OfferConfig) error
+	UseInviteLink                 func(req UseInviteLinkRequest) error
+	UserHealth                    func() (*UserHealthState, error)
+	ZipMetricsStorages            func() (*ZippedMetrics, error)
 }
 
 func NewClient(params ClientParams) *Client {
@@ -662,6 +667,35 @@ func NewClient(params ClientParams) *Client {
 			}
 			return nil
 		},
+		GetAdminTransactionSwapQuotes: func(req TransactionSwapRequest) (*TransactionSwapQuoteList, error) {
+			auth, err := params.RetrieveAdminAuth()
+			if err != nil {
+				return nil, err
+			}
+			finalRoute := "/api/admin/swap/transaction/quote"
+			body, err := json.Marshal(req)
+			if err != nil {
+				return nil, err
+			}
+			resBody, err := doPostRequest(params.BaseURL+finalRoute, body, auth)
+			if err != nil {
+				return nil, err
+			}
+			result := ResultError{}
+			err = json.Unmarshal(resBody, &result)
+			if err != nil {
+				return nil, err
+			}
+			if result.Status == "ERROR" {
+				return nil, fmt.Errorf(result.Reason)
+			}
+			res := TransactionSwapQuoteList{}
+			err = json.Unmarshal(resBody, &res)
+			if err != nil {
+				return nil, err
+			}
+			return &res, nil
+		},
 		GetApp: func() (*Application, error) {
 			auth, err := params.RetrieveAppAuth()
 			if err != nil {
@@ -1285,6 +1319,35 @@ func NewClient(params ClientParams) *Client {
 			}
 			return &res, nil
 		},
+		GetTransactionSwapQuotes: func(req TransactionSwapRequest) (*TransactionSwapQuoteList, error) {
+			auth, err := params.RetrieveUserAuth()
+			if err != nil {
+				return nil, err
+			}
+			finalRoute := "/api/user/swap/quote"
+			body, err := json.Marshal(req)
+			if err != nil {
+				return nil, err
+			}
+			resBody, err := doPostRequest(params.BaseURL+finalRoute, body, auth)
+			if err != nil {
+				return nil, err
+			}
+			result := ResultError{}
+			err = json.Unmarshal(resBody, &result)
+			if err != nil {
+				return nil, err
+			}
+			if result.Status == "ERROR" {
+				return nil, fmt.Errorf(result.Reason)
+			}
+			res := TransactionSwapQuoteList{}
+			err = json.Unmarshal(resBody, &res)
+			if err != nil {
+				return nil, err
+			}
+			return &res, nil
+		},
 		GetUsageMetrics: func(req LatestUsageMetricReq) (*UsageMetrics, error) {
 			auth, err := params.RetrieveMetricsAuth()
 			if err != nil {
@@ -1580,6 +1643,32 @@ func NewClient(params ClientParams) *Client {
 			}
 			return nil
 		},
+		ListAdminSwaps: func() (*SwapsList, error) {
+			auth, err := params.RetrieveAdminAuth()
+			if err != nil {
+				return nil, err
+			}
+			finalRoute := "/api/admin/swap/list"
+			body := []byte{}
+			resBody, err := doPostRequest(params.BaseURL+finalRoute, body, auth)
+			if err != nil {
+				return nil, err
+			}
+			result := ResultError{}
+			err = json.Unmarshal(resBody, &result)
+			if err != nil {
+				return nil, err
+			}
+			if result.Status == "ERROR" {
+				return nil, fmt.Errorf(result.Reason)
+			}
+			res := SwapsList{}
+			err = json.Unmarshal(resBody, &res)
+			if err != nil {
+				return nil, err
+			}
+			return &res, nil
+		},
 		ListChannels: func() (*LndChannels, error) {
 			auth, err := params.RetrieveAdminAuth()
 			if err != nil {
@@ -1602,6 +1691,32 @@ func NewClient(params ClientParams) *Client {
 			}
 			return &res, nil
 		},
+		ListSwaps: func() (*SwapsList, error) {
+			auth, err := params.RetrieveUserAuth()
+			if err != nil {
+				return nil, err
+			}
+			finalRoute := "/api/user/swap/list"
+			body := []byte{}
+			resBody, err := doPostRequest(params.BaseURL+finalRoute, body, auth)
+			if err != nil {
+				return nil, err
+			}
+			result := ResultError{}
+			err = json.Unmarshal(resBody, &result)
+			if err != nil {
+				return nil, err
+			}
+			if result.Status == "ERROR" {
+				return nil, fmt.Errorf(result.Reason)
+			}
+			res := SwapsList{}
+			err = json.Unmarshal(resBody, &res)
+			if err != nil {
+				return nil, err
+			}
+			return &res, nil
+		},
 		LndGetInfo: func(req LndGetInfoRequest) (*LndGetInfoResponse, error) {
 			auth, err := params.RetrieveAdminAuth()
 			if err != nil {
@@ -1777,6 +1892,35 @@ func NewClient(params ClientParams) *Client {
 			}
 			return &res, nil
 		},
+		PayAdminTransactionSwap: func(req PayAdminTransactionSwapRequest) (*AdminSwapResponse, error) {
+			auth, err := params.RetrieveAdminAuth()
+			if err != nil {
+				return nil, err
+			}
+			finalRoute := "/api/admin/swap/transaction/pay"
+			body, err := json.Marshal(req)
+			if err != nil {
+				return nil, err
+			}
+			resBody, err := doPostRequest(params.BaseURL+finalRoute, body, auth)
+			if err != nil {
+				return nil, err
+			}
+			result := ResultError{}
+			err = json.Unmarshal(resBody, &result)
+			if err != nil {
+				return nil, err
+			}
+			if result.Status == "ERROR" {
+				return nil, fmt.Errorf(result.Reason)
+			}
+			res := AdminSwapResponse{}
+			err = json.Unmarshal(resBody, &res)
+			if err != nil {
+				return nil, err
+			}
+			return &res, nil
+		},
 		PayAppUserInvoice: func(req PayAppUserInvoiceRequest) (*PayInvoiceResponse, error) {
 			auth, err := params.RetrieveAppAuth()
 			if err != nil {

proto/autogenerated/go/types.go

@@ -123,6 +123,10 @@ type AddProductRequest struct {
 	Name       string `json:"name"`
 	Price_sats int64  `json:"price_sats"`
 }
+type AdminSwapResponse struct {
+	Network_fee int64  `json:"network_fee"`
+	Tx_id       string `json:"tx_id"`
+}
 type AppMetrics struct {
 	App        *Application    `json:"app"`
 	Available  int64           `json:"available"`
@@ -177,6 +181,13 @@ type BannedAppUser struct {
 	Nostr_pub       string `json:"nostr_pub"`
 	User_identifier string `json:"user_identifier"`
 }
+type BeaconData struct {
+	Avatarurl string          `json:"avatarUrl"`
+	Fees      *CumulativeFees `json:"fees"`
+	Name      string          `json:"name"`
+	Nextrelay string          `json:"nextRelay"`
+	Type      string          `json:"type"`
+}
 type BundleData struct {
 	Available_chunks []int64  `json:"available_chunks"`
 	Base_64_data     []string `json:"base_64_data"`
@@ -222,6 +233,10 @@ type CreateOneTimeInviteLinkRequest struct {
 type CreateOneTimeInviteLinkResponse struct {
 	Invitation_link string `json:"invitation_link"`
 }
+type CumulativeFees struct {
+	Servicefeebps   int64 `json:"serviceFeeBps"`
+	Servicefeefloor int64 `json:"serviceFeeFloor"`
+}
 type DebitAuthorization struct {
 	Authorized bool        `json:"authorized"`
 	Debit_id   string      `json:"debit_id"`
@@ -360,7 +375,8 @@ type LiveManageRequest struct {
 	Request_id string `json:"request_id"`
 }
 type LiveUserOperation struct {
-	Operation *UserOperation `json:"operation"`
+	Latest_balance int64          `json:"latest_balance"`
+	Operation      *UserOperation `json:"operation"`
 }
 type LndChannels struct {
 	Open_channels []OpenChannel `json:"open_channels"`
@@ -532,9 +548,10 @@ type OperationsCursor struct {
 	Ts int64 `json:"ts"`
 }
 type PayAddressRequest struct {
-	Address      string `json:"address"`
+	Address           string `json:"address"`
-	Amoutsats    int64  `json:"amoutSats"`
+	Amountsats        int64  `json:"amountSats"`
-	Satspervbyte int64  `json:"satsPerVByte"`
+	Satspervbyte      int64  `json:"satsPerVByte"`
+	Swap_operation_id string `json:"swap_operation_id"`
 }
 type PayAddressResponse struct {
 	Network_fee  int64  `json:"network_fee"`
@@ -542,32 +559,41 @@ type PayAddressResponse struct {
 	Service_fee  int64  `json:"service_fee"`
 	Txid         string `json:"txId"`
 }
+type PayAdminTransactionSwapRequest struct {
+	Address           string `json:"address"`
+	Swap_operation_id string `json:"swap_operation_id"`
+}
 type PayAppUserInvoiceRequest struct {
-	Amount          int64  `json:"amount"`
+	Amount          int64           `json:"amount"`
-	Debit_npub      string `json:"debit_npub"`
+	Debit_npub      string          `json:"debit_npub"`
-	Invoice         string `json:"invoice"`
+	Expected_fees   *CumulativeFees `json:"expected_fees"`
-	User_identifier string `json:"user_identifier"`
+	Invoice         string          `json:"invoice"`
+	User_identifier string          `json:"user_identifier"`
 }
 type PayInvoiceRequest struct {
-	Amount     int64  `json:"amount"`
+	Amount        int64           `json:"amount"`
-	Debit_npub string `json:"debit_npub"`
+	Debit_npub    string          `json:"debit_npub"`
-	Invoice    string `json:"invoice"`
+	Expected_fees *CumulativeFees `json:"expected_fees"`
+	Invoice       string          `json:"invoice"`
 }
 type PayInvoiceResponse struct {
-	Amount_paid  int64  `json:"amount_paid"`
+	Amount_paid    int64  `json:"amount_paid"`
-	Network_fee  int64  `json:"network_fee"`
+	Latest_balance int64  `json:"latest_balance"`
-	Operation_id string `json:"operation_id"`
+	Network_fee    int64  `json:"network_fee"`
-	Preimage     string `json:"preimage"`
+	Operation_id   string `json:"operation_id"`
-	Service_fee  int64  `json:"service_fee"`
+	Preimage       string `json:"preimage"`
+	Service_fee    int64  `json:"service_fee"`
 }
 type PayerData struct {
 	Data map[string]string `json:"data"`
 }
 type PaymentState struct {
-	Amount       int64 `json:"amount"`
+	Amount       int64  `json:"amount"`
-	Network_fee  int64 `json:"network_fee"`
+	Internal     bool   `json:"internal"`
-	Paid_at_unix int64 `json:"paid_at_unix"`
+	Network_fee  int64  `json:"network_fee"`
-	Service_fee  int64 `json:"service_fee"`
+	Operation_id string `json:"operation_id"`
+	Paid_at_unix int64  `json:"paid_at_unix"`
+	Service_fee  int64  `json:"service_fee"`
 }
 type Product struct {
 	Id         string `json:"id"`
@@ -639,6 +665,31 @@ type SingleMetricReq struct {
 	Page         int64            `json:"page"`
 	Request_id   int64            `json:"request_id"`
 }
+type SwapOperation struct {
+	Address_paid      string         `json:"address_paid"`
+	Failure_reason    string         `json:"failure_reason"`
+	Operation_payment *UserOperation `json:"operation_payment"`
+	Swap_operation_id string         `json:"swap_operation_id"`
+}
+type SwapsList struct {
+	Quotes []TransactionSwapQuote `json:"quotes"`
+	Swaps  []SwapOperation        `json:"swaps"`
+}
+type TransactionSwapQuote struct {
+	Chain_fee_sats          int64  `json:"chain_fee_sats"`
+	Invoice_amount_sats     int64  `json:"invoice_amount_sats"`
+	Service_fee_sats        int64  `json:"service_fee_sats"`
+	Service_url             string `json:"service_url"`
+	Swap_fee_sats           int64  `json:"swap_fee_sats"`
+	Swap_operation_id       string `json:"swap_operation_id"`
+	Transaction_amount_sats int64  `json:"transaction_amount_sats"`
+}
+type TransactionSwapQuoteList struct {
+	Quotes []TransactionSwapQuote `json:"quotes"`
+}
+type TransactionSwapRequest struct {
+	Transaction_amount_sats int64 `json:"transaction_amount_sats"`
+}
 type UpdateChannelPolicyRequest struct {
 	Policy *ChannelPolicy                     `json:"policy"`
 	Update *UpdateChannelPolicyRequest_update `json:"update"`

proto/autogenerated/ts/express_server.ts

@@ -477,6 +477,18 @@ export default (methods: Types.ServerMethods, opts: ServerOptions) => {
                                 callsMetrics.push({ ...opInfo, ...opStats, ...ctx })
                             }
                             break
+                        case 'GetTransactionSwapQuotes':
+                            if (!methods.GetTransactionSwapQuotes) {
+                                throw new Error('method GetTransactionSwapQuotes not found' )
+                            } else {
+                                const error = Types.TransactionSwapRequestValidate(operation.req)
+                                opStats.validate = process.hrtime.bigint()
+                                if (error !== null) throw error
+                                const res = await methods.GetTransactionSwapQuotes({...operation, ctx}); responses.push({ status: 'OK', ...res  })
+                                opStats.handle = process.hrtime.bigint()
+                                callsMetrics.push({ ...opInfo, ...opStats, ...ctx })
+                            }
+                            break
                         case 'GetUserInfo':
                             if (!methods.GetUserInfo) {
                                 throw new Error('method GetUserInfo not found' )
@@ -533,6 +545,16 @@ export default (methods: Types.ServerMethods, opts: ServerOptions) => {
                                 callsMetrics.push({ ...opInfo, ...opStats, ...ctx })
                             }
                             break
+                        case 'ListSwaps':
+                            if (!methods.ListSwaps) {
+                                throw new Error('method ListSwaps not found' )
+                            } else {
+                                opStats.validate = opStats.guard
+                                const res = await methods.ListSwaps({...operation, ctx}); responses.push({ status: 'OK', ...res  })
+                                opStats.handle = process.hrtime.bigint()
+                                callsMetrics.push({ ...opInfo, ...opStats, ...ctx })
+                            }
+                            break
                         case 'NewAddress':
                             if (!methods.NewAddress) {
                                 throw new Error('method NewAddress not found' )
@@ -847,6 +869,28 @@ export default (methods: Types.ServerMethods, opts: ServerOptions) => {
             opts.metricsCallback([{ ...info, ...stats, ...authContext }])
         } catch (ex) { const e = ex as any; logErrorAndReturnResponse(e, e.message || e, res, logger, { ...info, ...stats, ...authCtx }, opts.metricsCallback); if (opts.throwErrors) throw e }
     })
+    if (!opts.allowNotImplementedMethods && !methods.GetAdminTransactionSwapQuotes) throw new Error('method: GetAdminTransactionSwapQuotes is not implemented')
+    app.post('/api/admin/swap/transaction/quote', async (req, res) => {
+        const info: Types.RequestInfo = { rpcName: 'GetAdminTransactionSwapQuotes', batch: false, nostr: false, batchSize: 0}
+        const stats: Types.RequestStats = { startMs:req.startTimeMs || 0, start:req.startTime || 0n, parse: process.hrtime.bigint(), guard: 0n, validate: 0n, handle: 0n }
+        let authCtx: Types.AuthContext = {}
+        try {
+            if (!methods.GetAdminTransactionSwapQuotes) throw new Error('method: GetAdminTransactionSwapQuotes is not implemented')
+            const authContext = await opts.AdminAuthGuard(req.headers['authorization'])
+            authCtx = authContext
+            stats.guard = process.hrtime.bigint()
+            const request = req.body
+            const error = Types.TransactionSwapRequestValidate(request)
+            stats.validate = process.hrtime.bigint()
+            if (error !== null) return logErrorAndReturnResponse(error, 'invalid request body', res, logger, { ...info, ...stats, ...authContext }, opts.metricsCallback)
+            const query = req.query
+            const params = req.params
+            const response =  await methods.GetAdminTransactionSwapQuotes({rpcName:'GetAdminTransactionSwapQuotes', ctx:authContext , req: request})
+            stats.handle = process.hrtime.bigint()
+            res.json({status: 'OK', ...response})
+            opts.metricsCallback([{ ...info, ...stats, ...authContext }])
+        } catch (ex) { const e = ex as any; logErrorAndReturnResponse(e, e.message || e, res, logger, { ...info, ...stats, ...authCtx }, opts.metricsCallback); if (opts.throwErrors) throw e }
+    })
     if (!opts.allowNotImplementedMethods && !methods.GetApp) throw new Error('method: GetApp is not implemented')
     app.post('/api/app/get', async (req, res) => {
         const info: Types.RequestInfo = { rpcName: 'GetApp', batch: false, nostr: false, batchSize: 0}
@@ -1317,6 +1361,28 @@ export default (methods: Types.ServerMethods, opts: ServerOptions) => {
             opts.metricsCallback([{ ...info, ...stats, ...authContext }])
         } catch (ex) { const e = ex as any; logErrorAndReturnResponse(e, e.message || e, res, logger, { ...info, ...stats, ...authCtx }, opts.metricsCallback); if (opts.throwErrors) throw e }
     })
+    if (!opts.allowNotImplementedMethods && !methods.GetTransactionSwapQuotes) throw new Error('method: GetTransactionSwapQuotes is not implemented')
+    app.post('/api/user/swap/quote', async (req, res) => {
+        const info: Types.RequestInfo = { rpcName: 'GetTransactionSwapQuotes', batch: false, nostr: false, batchSize: 0}
+        const stats: Types.RequestStats = { startMs:req.startTimeMs || 0, start:req.startTime || 0n, parse: process.hrtime.bigint(), guard: 0n, validate: 0n, handle: 0n }
+        let authCtx: Types.AuthContext = {}
+        try {
+            if (!methods.GetTransactionSwapQuotes) throw new Error('method: GetTransactionSwapQuotes is not implemented')
+            const authContext = await opts.UserAuthGuard(req.headers['authorization'])
+            authCtx = authContext
+            stats.guard = process.hrtime.bigint()
+            const request = req.body
+            const error = Types.TransactionSwapRequestValidate(request)
+            stats.validate = process.hrtime.bigint()
+            if (error !== null) return logErrorAndReturnResponse(error, 'invalid request body', res, logger, { ...info, ...stats, ...authContext }, opts.metricsCallback)
+            const query = req.query
+            const params = req.params
+            const response =  await methods.GetTransactionSwapQuotes({rpcName:'GetTransactionSwapQuotes', ctx:authContext , req: request})
+            stats.handle = process.hrtime.bigint()
+            res.json({status: 'OK', ...response})
+            opts.metricsCallback([{ ...info, ...stats, ...authContext }])
+        } catch (ex) { const e = ex as any; logErrorAndReturnResponse(e, e.message || e, res, logger, { ...info, ...stats, ...authCtx }, opts.metricsCallback); if (opts.throwErrors) throw e }
+    })
     if (!opts.allowNotImplementedMethods && !methods.GetUsageMetrics) throw new Error('method: GetUsageMetrics is not implemented')
     app.post('/api/reports/usage', async (req, res) => {
         const info: Types.RequestInfo = { rpcName: 'GetUsageMetrics', batch: false, nostr: false, batchSize: 0}
@@ -1541,6 +1607,25 @@ export default (methods: Types.ServerMethods, opts: ServerOptions) => {
             opts.metricsCallback([{ ...info, ...stats, ...authContext }])
         } catch (ex) { const e = ex as any; logErrorAndReturnResponse(e, e.message || e, res, logger, { ...info, ...stats, ...authCtx }, opts.metricsCallback); if (opts.throwErrors) throw e }
     })
+    if (!opts.allowNotImplementedMethods && !methods.ListAdminSwaps) throw new Error('method: ListAdminSwaps is not implemented')
+    app.post('/api/admin/swap/list', async (req, res) => {
+        const info: Types.RequestInfo = { rpcName: 'ListAdminSwaps', batch: false, nostr: false, batchSize: 0}
+        const stats: Types.RequestStats = { startMs:req.startTimeMs || 0, start:req.startTime || 0n, parse: process.hrtime.bigint(), guard: 0n, validate: 0n, handle: 0n }
+        let authCtx: Types.AuthContext = {}
+        try {
+            if (!methods.ListAdminSwaps) throw new Error('method: ListAdminSwaps is not implemented')
+            const authContext = await opts.AdminAuthGuard(req.headers['authorization'])
+            authCtx = authContext
+            stats.guard = process.hrtime.bigint()
+            stats.validate = stats.guard
+            const query = req.query
+            const params = req.params
+            const response =  await methods.ListAdminSwaps({rpcName:'ListAdminSwaps', ctx:authContext })
+            stats.handle = process.hrtime.bigint()
+            res.json({status: 'OK', ...response})
+            opts.metricsCallback([{ ...info, ...stats, ...authContext }])
+        } catch (ex) { const e = ex as any; logErrorAndReturnResponse(e, e.message || e, res, logger, { ...info, ...stats, ...authCtx }, opts.metricsCallback); if (opts.throwErrors) throw e }
+    })
     if (!opts.allowNotImplementedMethods && !methods.ListChannels) throw new Error('method: ListChannels is not implemented')
     app.get('/api/admin/channels', async (req, res) => {
         const info: Types.RequestInfo = { rpcName: 'ListChannels', batch: false, nostr: false, batchSize: 0}
@@ -1560,6 +1645,25 @@ export default (methods: Types.ServerMethods, opts: ServerOptions) => {
             opts.metricsCallback([{ ...info, ...stats, ...authContext }])
         } catch (ex) { const e = ex as any; logErrorAndReturnResponse(e, e.message || e, res, logger, { ...info, ...stats, ...authCtx }, opts.metricsCallback); if (opts.throwErrors) throw e }
     })
+    if (!opts.allowNotImplementedMethods && !methods.ListSwaps) throw new Error('method: ListSwaps is not implemented')
+    app.post('/api/user/swap/list', async (req, res) => {
+        const info: Types.RequestInfo = { rpcName: 'ListSwaps', batch: false, nostr: false, batchSize: 0}
+        const stats: Types.RequestStats = { startMs:req.startTimeMs || 0, start:req.startTime || 0n, parse: process.hrtime.bigint(), guard: 0n, validate: 0n, handle: 0n }
+        let authCtx: Types.AuthContext = {}
+        try {
+            if (!methods.ListSwaps) throw new Error('method: ListSwaps is not implemented')
+            const authContext = await opts.UserAuthGuard(req.headers['authorization'])
+            authCtx = authContext
+            stats.guard = process.hrtime.bigint()
+            stats.validate = stats.guard
+            const query = req.query
+            const params = req.params
+            const response =  await methods.ListSwaps({rpcName:'ListSwaps', ctx:authContext })
+            stats.handle = process.hrtime.bigint()
+            res.json({status: 'OK', ...response})
+            opts.metricsCallback([{ ...info, ...stats, ...authContext }])
+        } catch (ex) { const e = ex as any; logErrorAndReturnResponse(e, e.message || e, res, logger, { ...info, ...stats, ...authCtx }, opts.metricsCallback); if (opts.throwErrors) throw e }
+    })
     if (!opts.allowNotImplementedMethods && !methods.LndGetInfo) throw new Error('method: LndGetInfo is not implemented')
     app.post('/api/admin/lnd/getinfo', async (req, res) => {
         const info: Types.RequestInfo = { rpcName: 'LndGetInfo', batch: false, nostr: false, batchSize: 0}
@@ -1689,6 +1793,28 @@ export default (methods: Types.ServerMethods, opts: ServerOptions) => {
             opts.metricsCallback([{ ...info, ...stats, ...authContext }])
         } catch (ex) { const e = ex as any; logErrorAndReturnResponse(e, e.message || e, res, logger, { ...info, ...stats, ...authCtx }, opts.metricsCallback); if (opts.throwErrors) throw e }
     })
+    if (!opts.allowNotImplementedMethods && !methods.PayAdminTransactionSwap) throw new Error('method: PayAdminTransactionSwap is not implemented')
+    app.post('/api/admin/swap/transaction/pay', async (req, res) => {
+        const info: Types.RequestInfo = { rpcName: 'PayAdminTransactionSwap', batch: false, nostr: false, batchSize: 0}
+        const stats: Types.RequestStats = { startMs:req.startTimeMs || 0, start:req.startTime || 0n, parse: process.hrtime.bigint(), guard: 0n, validate: 0n, handle: 0n }
+        let authCtx: Types.AuthContext = {}
+        try {
+            if (!methods.PayAdminTransactionSwap) throw new Error('method: PayAdminTransactionSwap is not implemented')
+            const authContext = await opts.AdminAuthGuard(req.headers['authorization'])
+            authCtx = authContext
+            stats.guard = process.hrtime.bigint()
+            const request = req.body
+            const error = Types.PayAdminTransactionSwapRequestValidate(request)
+            stats.validate = process.hrtime.bigint()
+            if (error !== null) return logErrorAndReturnResponse(error, 'invalid request body', res, logger, { ...info, ...stats, ...authContext }, opts.metricsCallback)
+            const query = req.query
+            const params = req.params
+            const response =  await methods.PayAdminTransactionSwap({rpcName:'PayAdminTransactionSwap', ctx:authContext , req: request})
+            stats.handle = process.hrtime.bigint()
+            res.json({status: 'OK', ...response})
+            opts.metricsCallback([{ ...info, ...stats, ...authContext }])
+        } catch (ex) { const e = ex as any; logErrorAndReturnResponse(e, e.message || e, res, logger, { ...info, ...stats, ...authCtx }, opts.metricsCallback); if (opts.throwErrors) throw e }
+    })
     if (!opts.allowNotImplementedMethods && !methods.PayAppUserInvoice) throw new Error('method: PayAppUserInvoice is not implemented')
     app.post('/api/app/invoice/pay', async (req, res) => {
         const info: Types.RequestInfo = { rpcName: 'PayAppUserInvoice', batch: false, nostr: false, batchSize: 0}

proto/autogenerated/ts/http_client.ts

@@ -273,6 +273,20 @@ export default (params: ClientParams) => ({
         }
         return { status: 'ERROR', reason: 'invalid response' }
     },
+    GetAdminTransactionSwapQuotes: async (request: Types.TransactionSwapRequest): Promise<ResultError | ({ status: 'OK' }& Types.TransactionSwapQuoteList)> => {
+        const auth = await params.retrieveAdminAuth()
+        if (auth === null) throw new Error('retrieveAdminAuth() returned null')
+        let finalRoute = '/api/admin/swap/transaction/quote'
+        const { data } = await axios.post(params.baseUrl + finalRoute, request, { headers: { 'authorization': auth } })
+        if (data.status === 'ERROR' && typeof data.reason === 'string') return data
+        if (data.status === 'OK') { 
+            const result = data
+            if(!params.checkResult) return { status: 'OK', ...result }
+            const error = Types.TransactionSwapQuoteListValidate(result)
+            if (error === null) { return { status: 'OK', ...result } } else return { status: 'ERROR', reason: error.message }
+        }
+        return { status: 'ERROR', reason: 'invalid response' }
+    },
     GetApp: async (): Promise<ResultError | ({ status: 'OK' }& Types.Application)> => {
         const auth = await params.retrieveAppAuth()
         if (auth === null) throw new Error('retrieveAppAuth() returned null')
@@ -603,6 +617,20 @@ export default (params: ClientParams) => ({
         }
         return { status: 'ERROR', reason: 'invalid response' }
     },
+    GetTransactionSwapQuotes: async (request: Types.TransactionSwapRequest): Promise<ResultError | ({ status: 'OK' }& Types.TransactionSwapQuoteList)> => {
+        const auth = await params.retrieveUserAuth()
+        if (auth === null) throw new Error('retrieveUserAuth() returned null')
+        let finalRoute = '/api/user/swap/quote'
+        const { data } = await axios.post(params.baseUrl + finalRoute, request, { headers: { 'authorization': auth } })
+        if (data.status === 'ERROR' && typeof data.reason === 'string') return data
+        if (data.status === 'OK') { 
+            const result = data
+            if(!params.checkResult) return { status: 'OK', ...result }
+            const error = Types.TransactionSwapQuoteListValidate(result)
+            if (error === null) { return { status: 'OK', ...result } } else return { status: 'ERROR', reason: error.message }
+        }
+        return { status: 'ERROR', reason: 'invalid response' }
+    },
     GetUsageMetrics: async (request: Types.LatestUsageMetricReq): Promise<ResultError | ({ status: 'OK' }& Types.UsageMetrics)> => {
         const auth = await params.retrieveMetricsAuth()
         if (auth === null) throw new Error('retrieveMetricsAuth() returned null')
@@ -753,6 +781,20 @@ export default (params: ClientParams) => ({
         }
         return { status: 'ERROR', reason: 'invalid response' }
     },
+    ListAdminSwaps: async (): Promise<ResultError | ({ status: 'OK' }& Types.SwapsList)> => {
+        const auth = await params.retrieveAdminAuth()
+        if (auth === null) throw new Error('retrieveAdminAuth() returned null')
+        let finalRoute = '/api/admin/swap/list'
+        const { data } = await axios.post(params.baseUrl + finalRoute, {}, { headers: { 'authorization': auth } })
+        if (data.status === 'ERROR' && typeof data.reason === 'string') return data
+        if (data.status === 'OK') { 
+            const result = data
+            if(!params.checkResult) return { status: 'OK', ...result }
+            const error = Types.SwapsListValidate(result)
+            if (error === null) { return { status: 'OK', ...result } } else return { status: 'ERROR', reason: error.message }
+        }
+        return { status: 'ERROR', reason: 'invalid response' }
+    },
     ListChannels: async (): Promise<ResultError | ({ status: 'OK' }& Types.LndChannels)> => {
         const auth = await params.retrieveAdminAuth()
         if (auth === null) throw new Error('retrieveAdminAuth() returned null')
@@ -767,6 +809,20 @@ export default (params: ClientParams) => ({
         }
         return { status: 'ERROR', reason: 'invalid response' }
     },
+    ListSwaps: async (): Promise<ResultError | ({ status: 'OK' }& Types.SwapsList)> => {
+        const auth = await params.retrieveUserAuth()
+        if (auth === null) throw new Error('retrieveUserAuth() returned null')
+        let finalRoute = '/api/user/swap/list'
+        const { data } = await axios.post(params.baseUrl + finalRoute, {}, { headers: { 'authorization': auth } })
+        if (data.status === 'ERROR' && typeof data.reason === 'string') return data
+        if (data.status === 'OK') { 
+            const result = data
+            if(!params.checkResult) return { status: 'OK', ...result }
+            const error = Types.SwapsListValidate(result)
+            if (error === null) { return { status: 'OK', ...result } } else return { status: 'ERROR', reason: error.message }
+        }
+        return { status: 'ERROR', reason: 'invalid response' }
+    },
     LndGetInfo: async (request: Types.LndGetInfoRequest): Promise<ResultError | ({ status: 'OK' }& Types.LndGetInfoResponse)> => {
         const auth = await params.retrieveAdminAuth()
         if (auth === null) throw new Error('retrieveAdminAuth() returned null')
@@ -853,6 +909,20 @@ export default (params: ClientParams) => ({
         }
         return { status: 'ERROR', reason: 'invalid response' }
     },
+    PayAdminTransactionSwap: async (request: Types.PayAdminTransactionSwapRequest): Promise<ResultError | ({ status: 'OK' }& Types.AdminSwapResponse)> => {
+        const auth = await params.retrieveAdminAuth()
+        if (auth === null) throw new Error('retrieveAdminAuth() returned null')
+        let finalRoute = '/api/admin/swap/transaction/pay'
+        const { data } = await axios.post(params.baseUrl + finalRoute, request, { headers: { 'authorization': auth } })
+        if (data.status === 'ERROR' && typeof data.reason === 'string') return data
+        if (data.status === 'OK') { 
+            const result = data
+            if(!params.checkResult) return { status: 'OK', ...result }
+            const error = Types.AdminSwapResponseValidate(result)
+            if (error === null) { return { status: 'OK', ...result } } else return { status: 'ERROR', reason: error.message }
+        }
+        return { status: 'ERROR', reason: 'invalid response' }
+    },
     PayAppUserInvoice: async (request: Types.PayAppUserInvoiceRequest): Promise<ResultError | ({ status: 'OK' }& Types.PayInvoiceResponse)> => {
         const auth = await params.retrieveAppAuth()
         if (auth === null) throw new Error('retrieveAppAuth() returned null')

proto/autogenerated/ts/nostr_client.ts

@@ -230,6 +230,21 @@ export default (params: NostrClientParams,  send: (to:string, message: NostrRequ
         }
         return { status: 'ERROR', reason: 'invalid response' }
     },
+    GetAdminTransactionSwapQuotes: async (request: Types.TransactionSwapRequest): Promise<ResultError | ({ status: 'OK' }& Types.TransactionSwapQuoteList)> => {
+        const auth = await params.retrieveNostrAdminAuth()
+        if (auth === null) throw new Error('retrieveNostrAdminAuth() returned null')
+        const nostrRequest: NostrRequest = {}
+        nostrRequest.body = request
+        const data = await send(params.pubDestination, {rpcName:'GetAdminTransactionSwapQuotes',authIdentifier:auth, ...nostrRequest }) 
+        if (data.status === 'ERROR' && typeof data.reason === 'string') return data
+        if (data.status === 'OK') { 
+            const result = data
+            if(!params.checkResult) return { status: 'OK', ...result }
+            const error = Types.TransactionSwapQuoteListValidate(result)
+            if (error === null) { return { status: 'OK', ...result } } else return { status: 'ERROR', reason: error.message }
+        }
+        return { status: 'ERROR', reason: 'invalid response' }
+    },
     GetAppsMetrics: async (request: Types.AppsMetricsRequest): Promise<ResultError | ({ status: 'OK' }& Types.AppsMetrics)> => {
         const auth = await params.retrieveNostrMetricsAuth()
         if (auth === null) throw new Error('retrieveNostrMetricsAuth() returned null')
@@ -536,6 +551,21 @@ export default (params: NostrClientParams,  send: (to:string, message: NostrRequ
         }
         return { status: 'ERROR', reason: 'invalid response' }
     },
+    GetTransactionSwapQuotes: async (request: Types.TransactionSwapRequest): Promise<ResultError | ({ status: 'OK' }& Types.TransactionSwapQuoteList)> => {
+        const auth = await params.retrieveNostrUserAuth()
+        if (auth === null) throw new Error('retrieveNostrUserAuth() returned null')
+        const nostrRequest: NostrRequest = {}
+        nostrRequest.body = request
+        const data = await send(params.pubDestination, {rpcName:'GetTransactionSwapQuotes',authIdentifier:auth, ...nostrRequest }) 
+        if (data.status === 'ERROR' && typeof data.reason === 'string') return data
+        if (data.status === 'OK') { 
+            const result = data
+            if(!params.checkResult) return { status: 'OK', ...result }
+            const error = Types.TransactionSwapQuoteListValidate(result)
+            if (error === null) { return { status: 'OK', ...result } } else return { status: 'ERROR', reason: error.message }
+        }
+        return { status: 'ERROR', reason: 'invalid response' }
+    },
     GetUsageMetrics: async (request: Types.LatestUsageMetricReq): Promise<ResultError | ({ status: 'OK' }& Types.UsageMetrics)> => {
         const auth = await params.retrieveNostrMetricsAuth()
         if (auth === null) throw new Error('retrieveNostrMetricsAuth() returned null')
@@ -636,6 +666,20 @@ export default (params: NostrClientParams,  send: (to:string, message: NostrRequ
         }
         return { status: 'ERROR', reason: 'invalid response' }
     },
+    ListAdminSwaps: async (): Promise<ResultError | ({ status: 'OK' }& Types.SwapsList)> => {
+        const auth = await params.retrieveNostrAdminAuth()
+        if (auth === null) throw new Error('retrieveNostrAdminAuth() returned null')
+        const nostrRequest: NostrRequest = {}
+        const data = await send(params.pubDestination, {rpcName:'ListAdminSwaps',authIdentifier:auth, ...nostrRequest }) 
+        if (data.status === 'ERROR' && typeof data.reason === 'string') return data
+        if (data.status === 'OK') { 
+            const result = data
+            if(!params.checkResult) return { status: 'OK', ...result }
+            const error = Types.SwapsListValidate(result)
+            if (error === null) { return { status: 'OK', ...result } } else return { status: 'ERROR', reason: error.message }
+        }
+        return { status: 'ERROR', reason: 'invalid response' }
+    },
     ListChannels: async (): Promise<ResultError | ({ status: 'OK' }& Types.LndChannels)> => {
         const auth = await params.retrieveNostrAdminAuth()
         if (auth === null) throw new Error('retrieveNostrAdminAuth() returned null')
@@ -650,6 +694,20 @@ export default (params: NostrClientParams,  send: (to:string, message: NostrRequ
         }
         return { status: 'ERROR', reason: 'invalid response' }
     },
+    ListSwaps: async (): Promise<ResultError | ({ status: 'OK' }& Types.SwapsList)> => {
+        const auth = await params.retrieveNostrUserAuth()
+        if (auth === null) throw new Error('retrieveNostrUserAuth() returned null')
+        const nostrRequest: NostrRequest = {}
+        const data = await send(params.pubDestination, {rpcName:'ListSwaps',authIdentifier:auth, ...nostrRequest }) 
+        if (data.status === 'ERROR' && typeof data.reason === 'string') return data
+        if (data.status === 'OK') { 
+            const result = data
+            if(!params.checkResult) return { status: 'OK', ...result }
+            const error = Types.SwapsListValidate(result)
+            if (error === null) { return { status: 'OK', ...result } } else return { status: 'ERROR', reason: error.message }
+        }
+        return { status: 'ERROR', reason: 'invalid response' }
+    },
     LndGetInfo: async (request: Types.LndGetInfoRequest): Promise<ResultError | ({ status: 'OK' }& Types.LndGetInfoResponse)> => {
         const auth = await params.retrieveNostrAdminAuth()
         if (auth === null) throw new Error('retrieveNostrAdminAuth() returned null')
@@ -740,6 +798,21 @@ export default (params: NostrClientParams,  send: (to:string, message: NostrRequ
         }
         return { status: 'ERROR', reason: 'invalid response' }
     },
+    PayAdminTransactionSwap: async (request: Types.PayAdminTransactionSwapRequest): Promise<ResultError | ({ status: 'OK' }& Types.AdminSwapResponse)> => {
+        const auth = await params.retrieveNostrAdminAuth()
+        if (auth === null) throw new Error('retrieveNostrAdminAuth() returned null')
+        const nostrRequest: NostrRequest = {}
+        nostrRequest.body = request
+        const data = await send(params.pubDestination, {rpcName:'PayAdminTransactionSwap',authIdentifier:auth, ...nostrRequest }) 
+        if (data.status === 'ERROR' && typeof data.reason === 'string') return data
+        if (data.status === 'OK') { 
+            const result = data
+            if(!params.checkResult) return { status: 'OK', ...result }
+            const error = Types.AdminSwapResponseValidate(result)
+            if (error === null) { return { status: 'OK', ...result } } else return { status: 'ERROR', reason: error.message }
+        }
+        return { status: 'ERROR', reason: 'invalid response' }
+    },
     PayInvoice: async (request: Types.PayInvoiceRequest): Promise<ResultError | ({ status: 'OK' }& Types.PayInvoiceResponse)> => {
         const auth = await params.retrieveNostrUserAuth()
         if (auth === null) throw new Error('retrieveNostrUserAuth() returned null')

proto/autogenerated/ts/nostr_transport.ts

@@ -359,6 +359,18 @@ export default (methods: Types.ServerMethods, opts: NostrOptions) => {
                                         callsMetrics.push({ ...opInfo, ...opStats, ...ctx })
                                     }
                                     break
+                                case 'GetTransactionSwapQuotes':
+                                    if (!methods.GetTransactionSwapQuotes) {
+                                        throw new Error('method not defined: GetTransactionSwapQuotes')
+                                    } else {
+                                        const error = Types.TransactionSwapRequestValidate(operation.req)
+                                        opStats.validate = process.hrtime.bigint()
+                                        if (error !== null) throw error
+                                        const res = await methods.GetTransactionSwapQuotes({...operation, ctx}); responses.push({ status: 'OK', ...res  })
+                                        opStats.handle = process.hrtime.bigint()
+                                        callsMetrics.push({ ...opInfo, ...opStats, ...ctx })
+                                    }
+                                    break
                                 case 'GetUserInfo':
                                     if (!methods.GetUserInfo) {
                                         throw new Error('method not defined: GetUserInfo')
@@ -415,6 +427,16 @@ export default (methods: Types.ServerMethods, opts: NostrOptions) => {
                                         callsMetrics.push({ ...opInfo, ...opStats, ...ctx })
                                     }
                                     break
+                                case 'ListSwaps':
+                                    if (!methods.ListSwaps) {
+                                        throw new Error('method not defined: ListSwaps')
+                                    } else {
+                                        opStats.validate = opStats.guard
+                                        const res = await methods.ListSwaps({...operation, ctx}); responses.push({ status: 'OK', ...res  })
+                                        opStats.handle = process.hrtime.bigint()
+                                        callsMetrics.push({ ...opInfo, ...opStats, ...ctx })
+                                    }
+                                    break
                                 case 'NewAddress':
                                     if (!methods.NewAddress) {
                                         throw new Error('method not defined: NewAddress')
@@ -665,6 +687,22 @@ export default (methods: Types.ServerMethods, opts: NostrOptions) => {
                     opts.metricsCallback([{ ...info, ...stats, ...authContext }])
                 }catch(ex){ const e = ex as any; logErrorAndReturnResponse(e, e.message || e, res, logger, { ...info, ...stats, ...authCtx }, opts.metricsCallback); if (opts.throwErrors) throw e }
                 break
+            case 'GetAdminTransactionSwapQuotes':
+                try {
+                    if (!methods.GetAdminTransactionSwapQuotes) throw new Error('method: GetAdminTransactionSwapQuotes is not implemented')
+                    const authContext = await opts.NostrAdminAuthGuard(req.appId, req.authIdentifier)
+                    stats.guard = process.hrtime.bigint()
+                    authCtx = authContext
+                    const request = req.body
+                    const error = Types.TransactionSwapRequestValidate(request)
+                    stats.validate = process.hrtime.bigint()
+                    if (error !== null) return logErrorAndReturnResponse(error, 'invalid request body', res, logger, { ...info, ...stats, ...authCtx }, opts.metricsCallback)
+                    const response = await methods.GetAdminTransactionSwapQuotes({rpcName:'GetAdminTransactionSwapQuotes', ctx:authContext , req: request})
+                    stats.handle = process.hrtime.bigint()
+                    res({status: 'OK', ...response})
+                    opts.metricsCallback([{ ...info, ...stats, ...authContext }])
+                }catch(ex){ const e = ex as any; logErrorAndReturnResponse(e, e.message || e, res, logger, { ...info, ...stats, ...authCtx }, opts.metricsCallback); if (opts.throwErrors) throw e }
+                break
             case 'GetAppsMetrics':
                 try {
                     if (!methods.GetAppsMetrics) throw new Error('method: GetAppsMetrics is not implemented')
@@ -962,6 +1000,22 @@ export default (methods: Types.ServerMethods, opts: NostrOptions) => {
                     opts.metricsCallback([{ ...info, ...stats, ...authContext }])
                 }catch(ex){ const e = ex as any; logErrorAndReturnResponse(e, e.message || e, res, logger, { ...info, ...stats, ...authCtx }, opts.metricsCallback); if (opts.throwErrors) throw e }
                 break
+            case 'GetTransactionSwapQuotes':
+                try {
+                    if (!methods.GetTransactionSwapQuotes) throw new Error('method: GetTransactionSwapQuotes is not implemented')
+                    const authContext = await opts.NostrUserAuthGuard(req.appId, req.authIdentifier)
+                    stats.guard = process.hrtime.bigint()
+                    authCtx = authContext
+                    const request = req.body
+                    const error = Types.TransactionSwapRequestValidate(request)
+                    stats.validate = process.hrtime.bigint()
+                    if (error !== null) return logErrorAndReturnResponse(error, 'invalid request body', res, logger, { ...info, ...stats, ...authCtx }, opts.metricsCallback)
+                    const response = await methods.GetTransactionSwapQuotes({rpcName:'GetTransactionSwapQuotes', ctx:authContext , req: request})
+                    stats.handle = process.hrtime.bigint()
+                    res({status: 'OK', ...response})
+                    opts.metricsCallback([{ ...info, ...stats, ...authContext }])
+                }catch(ex){ const e = ex as any; logErrorAndReturnResponse(e, e.message || e, res, logger, { ...info, ...stats, ...authCtx }, opts.metricsCallback); if (opts.throwErrors) throw e }
+                break
             case 'GetUsageMetrics':
                 try {
                     if (!methods.GetUsageMetrics) throw new Error('method: GetUsageMetrics is not implemented')
@@ -1068,6 +1122,19 @@ export default (methods: Types.ServerMethods, opts: NostrOptions) => {
                     opts.metricsCallback([{ ...info, ...stats, ...authContext }])
                 }catch(ex){ const e = ex as any; logErrorAndReturnResponse(e, e.message || e, res, logger, { ...info, ...stats, ...authCtx }, opts.metricsCallback); if (opts.throwErrors) throw e }
                 break
+            case 'ListAdminSwaps':
+                try {
+                    if (!methods.ListAdminSwaps) throw new Error('method: ListAdminSwaps is not implemented')
+                    const authContext = await opts.NostrAdminAuthGuard(req.appId, req.authIdentifier)
+                    stats.guard = process.hrtime.bigint()
+                    authCtx = authContext
+                    stats.validate = stats.guard
+                    const response = await methods.ListAdminSwaps({rpcName:'ListAdminSwaps', ctx:authContext })
+                    stats.handle = process.hrtime.bigint()
+                    res({status: 'OK', ...response})
+                    opts.metricsCallback([{ ...info, ...stats, ...authContext }])
+                }catch(ex){ const e = ex as any; logErrorAndReturnResponse(e, e.message || e, res, logger, { ...info, ...stats, ...authCtx }, opts.metricsCallback); if (opts.throwErrors) throw e }
+                break
             case 'ListChannels':
                 try {
                     if (!methods.ListChannels) throw new Error('method: ListChannels is not implemented')
@@ -1081,6 +1148,19 @@ export default (methods: Types.ServerMethods, opts: NostrOptions) => {
                     opts.metricsCallback([{ ...info, ...stats, ...authContext }])
                 }catch(ex){ const e = ex as any; logErrorAndReturnResponse(e, e.message || e, res, logger, { ...info, ...stats, ...authCtx }, opts.metricsCallback); if (opts.throwErrors) throw e }
                 break
+            case 'ListSwaps':
+                try {
+                    if (!methods.ListSwaps) throw new Error('method: ListSwaps is not implemented')
+                    const authContext = await opts.NostrUserAuthGuard(req.appId, req.authIdentifier)
+                    stats.guard = process.hrtime.bigint()
+                    authCtx = authContext
+                    stats.validate = stats.guard
+                    const response = await methods.ListSwaps({rpcName:'ListSwaps', ctx:authContext })
+                    stats.handle = process.hrtime.bigint()
+                    res({status: 'OK', ...response})
+                    opts.metricsCallback([{ ...info, ...stats, ...authContext }])
+                }catch(ex){ const e = ex as any; logErrorAndReturnResponse(e, e.message || e, res, logger, { ...info, ...stats, ...authCtx }, opts.metricsCallback); if (opts.throwErrors) throw e }
+                break
             case 'LndGetInfo':
                 try {
                     if (!methods.LndGetInfo) throw new Error('method: LndGetInfo is not implemented')
@@ -1174,6 +1254,22 @@ export default (methods: Types.ServerMethods, opts: NostrOptions) => {
                     opts.metricsCallback([{ ...info, ...stats, ...authContext }])
                 }catch(ex){ const e = ex as any; logErrorAndReturnResponse(e, e.message || e, res, logger, { ...info, ...stats, ...authCtx }, opts.metricsCallback); if (opts.throwErrors) throw e }
                 break
+            case 'PayAdminTransactionSwap':
+                try {
+                    if (!methods.PayAdminTransactionSwap) throw new Error('method: PayAdminTransactionSwap is not implemented')
+                    const authContext = await opts.NostrAdminAuthGuard(req.appId, req.authIdentifier)
+                    stats.guard = process.hrtime.bigint()
+                    authCtx = authContext
+                    const request = req.body
+                    const error = Types.PayAdminTransactionSwapRequestValidate(request)
+                    stats.validate = process.hrtime.bigint()
+                    if (error !== null) return logErrorAndReturnResponse(error, 'invalid request body', res, logger, { ...info, ...stats, ...authCtx }, opts.metricsCallback)
+                    const response = await methods.PayAdminTransactionSwap({rpcName:'PayAdminTransactionSwap', ctx:authContext , req: request})
+                    stats.handle = process.hrtime.bigint()
+                    res({status: 'OK', ...response})
+                    opts.metricsCallback([{ ...info, ...stats, ...authContext }])
+                }catch(ex){ const e = ex as any; logErrorAndReturnResponse(e, e.message || e, res, logger, { ...info, ...stats, ...authCtx }, opts.metricsCallback); if (opts.throwErrors) throw e }
+                break
             case 'PayInvoice':
                 try {
                     if (!methods.PayInvoice) throw new Error('method: PayInvoice is not implemented')

proto/autogenerated/ts/types.ts

@@ -7,8 +7,8 @@ export type RequestMetric = AuthContext & RequestInfo & RequestStats & { error?:
 export type AdminContext = {
     admin_id: string
 }
-export type AdminMethodInputs = AddApp_Input | AddPeer_Input | AuthApp_Input | BanUser_Input | CloseChannel_Input | CreateOneTimeInviteLink_Input | GetInviteLinkState_Input | GetSeed_Input | ListChannels_Input | LndGetInfo_Input | OpenChannel_Input | UpdateChannelPolicy_Input
+export type AdminMethodInputs = AddApp_Input | AddPeer_Input | AuthApp_Input | BanUser_Input | CloseChannel_Input | CreateOneTimeInviteLink_Input | GetAdminTransactionSwapQuotes_Input | GetInviteLinkState_Input | GetSeed_Input | ListAdminSwaps_Input | ListChannels_Input | LndGetInfo_Input | OpenChannel_Input | PayAdminTransactionSwap_Input | UpdateChannelPolicy_Input
-export type AdminMethodOutputs = AddApp_Output | AddPeer_Output | AuthApp_Output | BanUser_Output | CloseChannel_Output | CreateOneTimeInviteLink_Output | GetInviteLinkState_Output | GetSeed_Output | ListChannels_Output | LndGetInfo_Output | OpenChannel_Output | UpdateChannelPolicy_Output
+export type AdminMethodOutputs = AddApp_Output | AddPeer_Output | AuthApp_Output | BanUser_Output | CloseChannel_Output | CreateOneTimeInviteLink_Output | GetAdminTransactionSwapQuotes_Output | GetInviteLinkState_Output | GetSeed_Output | ListAdminSwaps_Output | ListChannels_Output | LndGetInfo_Output | OpenChannel_Output | PayAdminTransactionSwap_Output | UpdateChannelPolicy_Output
 export type AppContext = {
     app_id: string
 }
@@ -35,8 +35,8 @@ export type UserContext = {
     app_user_id: string
     user_id: string
 }
-export type UserMethodInputs = AddProduct_Input | AddUserOffer_Input | AuthorizeManage_Input | BanDebit_Input | DecodeInvoice_Input | DeleteUserOffer_Input | EditDebit_Input | EnrollAdminToken_Input | EnrollMessagingToken_Input | GetDebitAuthorizations_Input | GetHttpCreds_Input | GetLNURLChannelLink_Input | GetLnurlPayLink_Input | GetLnurlWithdrawLink_Input | GetManageAuthorizations_Input | GetPaymentState_Input | GetUserInfo_Input | GetUserOffer_Input | GetUserOfferInvoices_Input | GetUserOffers_Input | GetUserOperations_Input | NewAddress_Input | NewInvoice_Input | NewProductInvoice_Input | PayAddress_Input | PayInvoice_Input | ResetDebit_Input | ResetManage_Input | RespondToDebit_Input | UpdateCallbackUrl_Input | UpdateUserOffer_Input | UserHealth_Input
+export type UserMethodInputs = AddProduct_Input | AddUserOffer_Input | AuthorizeManage_Input | BanDebit_Input | DecodeInvoice_Input | DeleteUserOffer_Input | EditDebit_Input | EnrollAdminToken_Input | EnrollMessagingToken_Input | GetDebitAuthorizations_Input | GetHttpCreds_Input | GetLNURLChannelLink_Input | GetLnurlPayLink_Input | GetLnurlWithdrawLink_Input | GetManageAuthorizations_Input | GetPaymentState_Input | GetTransactionSwapQuotes_Input | GetUserInfo_Input | GetUserOffer_Input | GetUserOfferInvoices_Input | GetUserOffers_Input | GetUserOperations_Input | ListSwaps_Input | NewAddress_Input | NewInvoice_Input | NewProductInvoice_Input | PayAddress_Input | PayInvoice_Input | ResetDebit_Input | ResetManage_Input | RespondToDebit_Input | UpdateCallbackUrl_Input | UpdateUserOffer_Input | UserHealth_Input
-export type UserMethodOutputs = AddProduct_Output | AddUserOffer_Output | AuthorizeManage_Output | BanDebit_Output | DecodeInvoice_Output | DeleteUserOffer_Output | EditDebit_Output | EnrollAdminToken_Output | EnrollMessagingToken_Output | GetDebitAuthorizations_Output | GetHttpCreds_Output | GetLNURLChannelLink_Output | GetLnurlPayLink_Output | GetLnurlWithdrawLink_Output | GetManageAuthorizations_Output | GetPaymentState_Output | GetUserInfo_Output | GetUserOffer_Output | GetUserOfferInvoices_Output | GetUserOffers_Output | GetUserOperations_Output | NewAddress_Output | NewInvoice_Output | NewProductInvoice_Output | PayAddress_Output | PayInvoice_Output | ResetDebit_Output | ResetManage_Output | RespondToDebit_Output | UpdateCallbackUrl_Output | UpdateUserOffer_Output | UserHealth_Output
+export type UserMethodOutputs = AddProduct_Output | AddUserOffer_Output | AuthorizeManage_Output | BanDebit_Output | DecodeInvoice_Output | DeleteUserOffer_Output | EditDebit_Output | EnrollAdminToken_Output | EnrollMessagingToken_Output | GetDebitAuthorizations_Output | GetHttpCreds_Output | GetLNURLChannelLink_Output | GetLnurlPayLink_Output | GetLnurlWithdrawLink_Output | GetManageAuthorizations_Output | GetPaymentState_Output | GetTransactionSwapQuotes_Output | GetUserInfo_Output | GetUserOffer_Output | GetUserOfferInvoices_Output | GetUserOffers_Output | GetUserOperations_Output | ListSwaps_Output | NewAddress_Output | NewInvoice_Output | NewProductInvoice_Output | PayAddress_Output | PayInvoice_Output | ResetDebit_Output | ResetManage_Output | RespondToDebit_Output | UpdateCallbackUrl_Output | UpdateUserOffer_Output | UserHealth_Output
 export type AuthContext = AdminContext | AppContext | GuestContext | GuestWithPubContext | MetricsContext | UserContext
 
 export type AddApp_Input = {rpcName:'AddApp', req: AddAppRequest}
@@ -99,6 +99,9 @@ export type EnrollAdminToken_Output = ResultError | { status: 'OK' }
 export type EnrollMessagingToken_Input = {rpcName:'EnrollMessagingToken', req: MessagingToken}
 export type EnrollMessagingToken_Output = ResultError | { status: 'OK' }
 
+export type GetAdminTransactionSwapQuotes_Input = {rpcName:'GetAdminTransactionSwapQuotes', req: TransactionSwapRequest}
+export type GetAdminTransactionSwapQuotes_Output = ResultError | ({ status: 'OK' } & TransactionSwapQuoteList)
+
 export type GetApp_Input = {rpcName:'GetApp'}
 export type GetApp_Output = ResultError | ({ status: 'OK' } & Application)
 
@@ -186,6 +189,9 @@ export type GetSingleBundleMetrics_Output = ResultError | ({ status: 'OK' } & Bu
 export type GetSingleUsageMetrics_Input = {rpcName:'GetSingleUsageMetrics', req: SingleMetricReq}
 export type GetSingleUsageMetrics_Output = ResultError | ({ status: 'OK' } & UsageMetricTlv)
 
+export type GetTransactionSwapQuotes_Input = {rpcName:'GetTransactionSwapQuotes', req: TransactionSwapRequest}
+export type GetTransactionSwapQuotes_Output = ResultError | ({ status: 'OK' } & TransactionSwapQuoteList)
+
 export type GetUsageMetrics_Input = {rpcName:'GetUsageMetrics', req: LatestUsageMetricReq}
 export type GetUsageMetrics_Output = ResultError | ({ status: 'OK' } & UsageMetrics)
 
@@ -232,9 +238,15 @@ export type Health_Output = ResultError | { status: 'OK' }
 export type LinkNPubThroughToken_Input = {rpcName:'LinkNPubThroughToken', req: LinkNPubThroughTokenRequest}
 export type LinkNPubThroughToken_Output = ResultError | { status: 'OK' }
 
+export type ListAdminSwaps_Input = {rpcName:'ListAdminSwaps'}
+export type ListAdminSwaps_Output = ResultError | ({ status: 'OK' } & SwapsList)
+
 export type ListChannels_Input = {rpcName:'ListChannels'}
 export type ListChannels_Output = ResultError | ({ status: 'OK' } & LndChannels)
 
+export type ListSwaps_Input = {rpcName:'ListSwaps'}
+export type ListSwaps_Output = ResultError | ({ status: 'OK' } & SwapsList)
+
 export type LndGetInfo_Input = {rpcName:'LndGetInfo', req: LndGetInfoRequest}
 export type LndGetInfo_Output = ResultError | ({ status: 'OK' } & LndGetInfoResponse)
 
@@ -256,6 +268,9 @@ export type OpenChannel_Output = ResultError | ({ status: 'OK' } & OpenChannelRe
 export type PayAddress_Input = {rpcName:'PayAddress', req: PayAddressRequest}
 export type PayAddress_Output = ResultError | ({ status: 'OK' } & PayAddressResponse)
 
+export type PayAdminTransactionSwap_Input = {rpcName:'PayAdminTransactionSwap', req: PayAdminTransactionSwapRequest}
+export type PayAdminTransactionSwap_Output = ResultError | ({ status: 'OK' } & AdminSwapResponse)
+
 export type PayAppUserInvoice_Input = {rpcName:'PayAppUserInvoice', req: PayAppUserInvoiceRequest}
 export type PayAppUserInvoice_Output = ResultError | ({ status: 'OK' } & PayInvoiceResponse)
 
@@ -342,6 +357,7 @@ export type ServerMethods = {
     EncryptionExchange?: (req: EncryptionExchange_Input & {ctx: GuestContext }) => Promise<void>
     EnrollAdminToken?: (req: EnrollAdminToken_Input & {ctx: UserContext }) => Promise<void>
     EnrollMessagingToken?: (req: EnrollMessagingToken_Input & {ctx: UserContext }) => Promise<void>
+    GetAdminTransactionSwapQuotes?: (req: GetAdminTransactionSwapQuotes_Input & {ctx: AdminContext }) => Promise<TransactionSwapQuoteList>
     GetApp?: (req: GetApp_Input & {ctx: AppContext }) => Promise<Application>
     GetAppUser?: (req: GetAppUser_Input & {ctx: AppContext }) => Promise<AppUser>
     GetAppUserLNURLInfo?: (req: GetAppUserLNURLInfo_Input & {ctx: AppContext }) => Promise<LnurlPayInfoResponse>
@@ -369,6 +385,7 @@ export type ServerMethods = {
     GetSeed?: (req: GetSeed_Input & {ctx: AdminContext }) => Promise<LndSeed>
     GetSingleBundleMetrics?: (req: GetSingleBundleMetrics_Input & {ctx: MetricsContext }) => Promise<BundleData>
     GetSingleUsageMetrics?: (req: GetSingleUsageMetrics_Input & {ctx: MetricsContext }) => Promise<UsageMetricTlv>
+    GetTransactionSwapQuotes?: (req: GetTransactionSwapQuotes_Input & {ctx: UserContext }) => Promise<TransactionSwapQuoteList>
     GetUsageMetrics?: (req: GetUsageMetrics_Input & {ctx: MetricsContext }) => Promise<UsageMetrics>
     GetUserInfo?: (req: GetUserInfo_Input & {ctx: UserContext }) => Promise<UserInfo>
     GetUserOffer?: (req: GetUserOffer_Input & {ctx: UserContext }) => Promise<OfferConfig>
@@ -380,13 +397,16 @@ export type ServerMethods = {
     HandleLnurlWithdraw?: (req: HandleLnurlWithdraw_Input & {ctx: GuestContext }) => Promise<void>
     Health?: (req: Health_Input & {ctx: GuestContext }) => Promise<void>
     LinkNPubThroughToken?: (req: LinkNPubThroughToken_Input & {ctx: GuestWithPubContext }) => Promise<void>
+    ListAdminSwaps?: (req: ListAdminSwaps_Input & {ctx: AdminContext }) => Promise<SwapsList>
     ListChannels?: (req: ListChannels_Input & {ctx: AdminContext }) => Promise<LndChannels>
+    ListSwaps?: (req: ListSwaps_Input & {ctx: UserContext }) => Promise<SwapsList>
     LndGetInfo?: (req: LndGetInfo_Input & {ctx: AdminContext }) => Promise<LndGetInfoResponse>
     NewAddress?: (req: NewAddress_Input & {ctx: UserContext }) => Promise<NewAddressResponse>
     NewInvoice?: (req: NewInvoice_Input & {ctx: UserContext }) => Promise<NewInvoiceResponse>
     NewProductInvoice?: (req: NewProductInvoice_Input & {ctx: UserContext }) => Promise<NewInvoiceResponse>
     OpenChannel?: (req: OpenChannel_Input & {ctx: AdminContext }) => Promise<OpenChannelResponse>
     PayAddress?: (req: PayAddress_Input & {ctx: UserContext }) => Promise<PayAddressResponse>
+    PayAdminTransactionSwap?: (req: PayAdminTransactionSwap_Input & {ctx: AdminContext }) => Promise<AdminSwapResponse>
     PayAppUserInvoice?: (req: PayAppUserInvoice_Input & {ctx: AppContext }) => Promise<PayInvoiceResponse>
     PayInvoice?: (req: PayInvoice_Input & {ctx: UserContext }) => Promise<PayInvoiceResponse>
     PingSubProcesses?: (req: PingSubProcesses_Input & {ctx: MetricsContext }) => Promise<void>
@@ -651,6 +671,29 @@ export const AddProductRequestValidate = (o?: AddProductRequest, opts: AddProduc
     return null
 }
 
+export type AdminSwapResponse = {
+    network_fee: number
+    tx_id: string
+}
+export const AdminSwapResponseOptionalFields: [] = []
+export type AdminSwapResponseOptions = OptionsBaseMessage & {
+    checkOptionalsAreSet?: []
+    network_fee_CustomCheck?: (v: number) => boolean
+    tx_id_CustomCheck?: (v: string) => boolean
+}
+export const AdminSwapResponseValidate = (o?: AdminSwapResponse, opts: AdminSwapResponseOptions = {}, path: string = 'AdminSwapResponse::root.'): Error | null => {
+    if (opts.checkOptionalsAreSet && opts.allOptionalsAreSet) return new Error(path + ': only one of checkOptionalsAreSet or allOptionalNonDefault can be set for each message')
+    if (typeof o !== 'object' || o === null) return new Error(path + ': object is not an instance of an object or is null')
+
+    if (typeof o.network_fee !== 'number') return new Error(`${path}.network_fee: is not a number`)
+    if (opts.network_fee_CustomCheck && !opts.network_fee_CustomCheck(o.network_fee)) return new Error(`${path}.network_fee: custom check failed`)
+
+    if (typeof o.tx_id !== 'string') return new Error(`${path}.tx_id: is not a string`)
+    if (opts.tx_id_CustomCheck && !opts.tx_id_CustomCheck(o.tx_id)) return new Error(`${path}.tx_id: custom check failed`)
+
+    return null
+}
+
 export type AppMetrics = {
     app: Application
     available: number
@@ -979,6 +1022,48 @@ export const BannedAppUserValidate = (o?: BannedAppUser, opts: BannedAppUserOpti
     return null
 }
 
+export type BeaconData = {
+    avatarUrl?: string
+    fees?: CumulativeFees
+    name: string
+    nextRelay?: string
+    type: string
+}
+export type BeaconDataOptionalField = 'avatarUrl' | 'fees' | 'nextRelay'
+export const BeaconDataOptionalFields: BeaconDataOptionalField[] = ['avatarUrl', 'fees', 'nextRelay']
+export type BeaconDataOptions = OptionsBaseMessage & {
+    checkOptionalsAreSet?: BeaconDataOptionalField[]
+    avatarUrl_CustomCheck?: (v?: string) => boolean
+    fees_Options?: CumulativeFeesOptions
+    name_CustomCheck?: (v: string) => boolean
+    nextRelay_CustomCheck?: (v?: string) => boolean
+    type_CustomCheck?: (v: string) => boolean
+}
+export const BeaconDataValidate = (o?: BeaconData, opts: BeaconDataOptions = {}, path: string = 'BeaconData::root.'): Error | null => {
+    if (opts.checkOptionalsAreSet && opts.allOptionalsAreSet) return new Error(path + ': only one of checkOptionalsAreSet or allOptionalNonDefault can be set for each message')
+    if (typeof o !== 'object' || o === null) return new Error(path + ': object is not an instance of an object or is null')
+
+    if ((o.avatarUrl || opts.allOptionalsAreSet || opts.checkOptionalsAreSet?.includes('avatarUrl')) && typeof o.avatarUrl !== 'string') return new Error(`${path}.avatarUrl: is not a string`)
+    if (opts.avatarUrl_CustomCheck && !opts.avatarUrl_CustomCheck(o.avatarUrl)) return new Error(`${path}.avatarUrl: custom check failed`)
+
+    if (typeof o.fees === 'object' || opts.allOptionalsAreSet || opts.checkOptionalsAreSet?.includes('fees')) {
+        const feesErr = CumulativeFeesValidate(o.fees, opts.fees_Options, `${path}.fees`)
+        if (feesErr !== null) return feesErr
+    }
+    
+
+    if (typeof o.name !== 'string') return new Error(`${path}.name: is not a string`)
+    if (opts.name_CustomCheck && !opts.name_CustomCheck(o.name)) return new Error(`${path}.name: custom check failed`)
+
+    if ((o.nextRelay || opts.allOptionalsAreSet || opts.checkOptionalsAreSet?.includes('nextRelay')) && typeof o.nextRelay !== 'string') return new Error(`${path}.nextRelay: is not a string`)
+    if (opts.nextRelay_CustomCheck && !opts.nextRelay_CustomCheck(o.nextRelay)) return new Error(`${path}.nextRelay: custom check failed`)
+
+    if (typeof o.type !== 'string') return new Error(`${path}.type: is not a string`)
+    if (opts.type_CustomCheck && !opts.type_CustomCheck(o.type)) return new Error(`${path}.type: custom check failed`)
+
+    return null
+}
+
 export type BundleData = {
     available_chunks: number[]
     base_64_data: string[]
@@ -1252,6 +1337,29 @@ export const CreateOneTimeInviteLinkResponseValidate = (o?: CreateOneTimeInviteL
     return null
 }
 
+export type CumulativeFees = {
+    serviceFeeBps: number
+    serviceFeeFloor: number
+}
+export const CumulativeFeesOptionalFields: [] = []
+export type CumulativeFeesOptions = OptionsBaseMessage & {
+    checkOptionalsAreSet?: []
+    serviceFeeBps_CustomCheck?: (v: number) => boolean
+    serviceFeeFloor_CustomCheck?: (v: number) => boolean
+}
+export const CumulativeFeesValidate = (o?: CumulativeFees, opts: CumulativeFeesOptions = {}, path: string = 'CumulativeFees::root.'): Error | null => {
+    if (opts.checkOptionalsAreSet && opts.allOptionalsAreSet) return new Error(path + ': only one of checkOptionalsAreSet or allOptionalNonDefault can be set for each message')
+    if (typeof o !== 'object' || o === null) return new Error(path + ': object is not an instance of an object or is null')
+
+    if (typeof o.serviceFeeBps !== 'number') return new Error(`${path}.serviceFeeBps: is not a number`)
+    if (opts.serviceFeeBps_CustomCheck && !opts.serviceFeeBps_CustomCheck(o.serviceFeeBps)) return new Error(`${path}.serviceFeeBps: custom check failed`)
+
+    if (typeof o.serviceFeeFloor !== 'number') return new Error(`${path}.serviceFeeFloor: is not a number`)
+    if (opts.serviceFeeFloor_CustomCheck && !opts.serviceFeeFloor_CustomCheck(o.serviceFeeFloor)) return new Error(`${path}.serviceFeeFloor: custom check failed`)
+
+    return null
+}
+
 export type DebitAuthorization = {
     authorized: boolean
     debit_id: string
@@ -2089,17 +2197,22 @@ export const LiveManageRequestValidate = (o?: LiveManageRequest, opts: LiveManag
 }
 
 export type LiveUserOperation = {
+    latest_balance: number
     operation: UserOperation
 }
 export const LiveUserOperationOptionalFields: [] = []
 export type LiveUserOperationOptions = OptionsBaseMessage & {
     checkOptionalsAreSet?: []
+    latest_balance_CustomCheck?: (v: number) => boolean
     operation_Options?: UserOperationOptions
 }
 export const LiveUserOperationValidate = (o?: LiveUserOperation, opts: LiveUserOperationOptions = {}, path: string = 'LiveUserOperation::root.'): Error | null => {
     if (opts.checkOptionalsAreSet && opts.allOptionalsAreSet) return new Error(path + ': only one of checkOptionalsAreSet or allOptionalNonDefault can be set for each message')
     if (typeof o !== 'object' || o === null) return new Error(path + ': object is not an instance of an object or is null')
 
+    if (typeof o.latest_balance !== 'number') return new Error(`${path}.latest_balance: is not a number`)
+    if (opts.latest_balance_CustomCheck && !opts.latest_balance_CustomCheck(o.latest_balance)) return new Error(`${path}.latest_balance: custom check failed`)
+
     const operationErr = UserOperationValidate(o.operation, opts.operation_Options, `${path}.operation`)
     if (operationErr !== null) return operationErr
     
@@ -3130,15 +3243,18 @@ export const OperationsCursorValidate = (o?: OperationsCursor, opts: OperationsC
 
 export type PayAddressRequest = {
     address: string
-    amoutSats: number
+    amountSats: number
     satsPerVByte: number
+    swap_operation_id?: string
 }
-export const PayAddressRequestOptionalFields: [] = []
+export type PayAddressRequestOptionalField = 'swap_operation_id'
+export const PayAddressRequestOptionalFields: PayAddressRequestOptionalField[] = ['swap_operation_id']
 export type PayAddressRequestOptions = OptionsBaseMessage & {
-    checkOptionalsAreSet?: []
+    checkOptionalsAreSet?: PayAddressRequestOptionalField[]
     address_CustomCheck?: (v: string) => boolean
-    amoutSats_CustomCheck?: (v: number) => boolean
+    amountSats_CustomCheck?: (v: number) => boolean
     satsPerVByte_CustomCheck?: (v: number) => boolean
+    swap_operation_id_CustomCheck?: (v?: string) => boolean
 }
 export const PayAddressRequestValidate = (o?: PayAddressRequest, opts: PayAddressRequestOptions = {}, path: string = 'PayAddressRequest::root.'): Error | null => {
     if (opts.checkOptionalsAreSet && opts.allOptionalsAreSet) return new Error(path + ': only one of checkOptionalsAreSet or allOptionalNonDefault can be set for each message')
@@ -3147,12 +3263,15 @@ export const PayAddressRequestValidate = (o?: PayAddressRequest, opts: PayAddres
     if (typeof o.address !== 'string') return new Error(`${path}.address: is not a string`)
     if (opts.address_CustomCheck && !opts.address_CustomCheck(o.address)) return new Error(`${path}.address: custom check failed`)
 
-    if (typeof o.amoutSats !== 'number') return new Error(`${path}.amoutSats: is not a number`)
+    if (typeof o.amountSats !== 'number') return new Error(`${path}.amountSats: is not a number`)
-    if (opts.amoutSats_CustomCheck && !opts.amoutSats_CustomCheck(o.amoutSats)) return new Error(`${path}.amoutSats: custom check failed`)
+    if (opts.amountSats_CustomCheck && !opts.amountSats_CustomCheck(o.amountSats)) return new Error(`${path}.amountSats: custom check failed`)
 
     if (typeof o.satsPerVByte !== 'number') return new Error(`${path}.satsPerVByte: is not a number`)
     if (opts.satsPerVByte_CustomCheck && !opts.satsPerVByte_CustomCheck(o.satsPerVByte)) return new Error(`${path}.satsPerVByte: custom check failed`)
 
+    if ((o.swap_operation_id || opts.allOptionalsAreSet || opts.checkOptionalsAreSet?.includes('swap_operation_id')) && typeof o.swap_operation_id !== 'string') return new Error(`${path}.swap_operation_id: is not a string`)
+    if (opts.swap_operation_id_CustomCheck && !opts.swap_operation_id_CustomCheck(o.swap_operation_id)) return new Error(`${path}.swap_operation_id: custom check failed`)
+
     return null
 }
 
@@ -3189,18 +3308,43 @@ export const PayAddressResponseValidate = (o?: PayAddressResponse, opts: PayAddr
     return null
 }
 
+export type PayAdminTransactionSwapRequest = {
+    address: string
+    swap_operation_id: string
+}
+export const PayAdminTransactionSwapRequestOptionalFields: [] = []
+export type PayAdminTransactionSwapRequestOptions = OptionsBaseMessage & {
+    checkOptionalsAreSet?: []
+    address_CustomCheck?: (v: string) => boolean
+    swap_operation_id_CustomCheck?: (v: string) => boolean
+}
+export const PayAdminTransactionSwapRequestValidate = (o?: PayAdminTransactionSwapRequest, opts: PayAdminTransactionSwapRequestOptions = {}, path: string = 'PayAdminTransactionSwapRequest::root.'): Error | null => {
+    if (opts.checkOptionalsAreSet && opts.allOptionalsAreSet) return new Error(path + ': only one of checkOptionalsAreSet or allOptionalNonDefault can be set for each message')
+    if (typeof o !== 'object' || o === null) return new Error(path + ': object is not an instance of an object or is null')
+
+    if (typeof o.address !== 'string') return new Error(`${path}.address: is not a string`)
+    if (opts.address_CustomCheck && !opts.address_CustomCheck(o.address)) return new Error(`${path}.address: custom check failed`)
+
+    if (typeof o.swap_operation_id !== 'string') return new Error(`${path}.swap_operation_id: is not a string`)
+    if (opts.swap_operation_id_CustomCheck && !opts.swap_operation_id_CustomCheck(o.swap_operation_id)) return new Error(`${path}.swap_operation_id: custom check failed`)
+
+    return null
+}
+
 export type PayAppUserInvoiceRequest = {
     amount: number
     debit_npub?: string
+    expected_fees?: CumulativeFees
     invoice: string
     user_identifier: string
 }
-export type PayAppUserInvoiceRequestOptionalField = 'debit_npub'
+export type PayAppUserInvoiceRequestOptionalField = 'debit_npub' | 'expected_fees'
-export const PayAppUserInvoiceRequestOptionalFields: PayAppUserInvoiceRequestOptionalField[] = ['debit_npub']
+export const PayAppUserInvoiceRequestOptionalFields: PayAppUserInvoiceRequestOptionalField[] = ['debit_npub', 'expected_fees']
 export type PayAppUserInvoiceRequestOptions = OptionsBaseMessage & {
     checkOptionalsAreSet?: PayAppUserInvoiceRequestOptionalField[]
     amount_CustomCheck?: (v: number) => boolean
     debit_npub_CustomCheck?: (v?: string) => boolean
+    expected_fees_Options?: CumulativeFeesOptions
     invoice_CustomCheck?: (v: string) => boolean
     user_identifier_CustomCheck?: (v: string) => boolean
 }
@@ -3214,6 +3358,12 @@ export const PayAppUserInvoiceRequestValidate = (o?: PayAppUserInvoiceRequest, o
     if ((o.debit_npub || opts.allOptionalsAreSet || opts.checkOptionalsAreSet?.includes('debit_npub')) && typeof o.debit_npub !== 'string') return new Error(`${path}.debit_npub: is not a string`)
     if (opts.debit_npub_CustomCheck && !opts.debit_npub_CustomCheck(o.debit_npub)) return new Error(`${path}.debit_npub: custom check failed`)
 
+    if (typeof o.expected_fees === 'object' || opts.allOptionalsAreSet || opts.checkOptionalsAreSet?.includes('expected_fees')) {
+        const expected_feesErr = CumulativeFeesValidate(o.expected_fees, opts.expected_fees_Options, `${path}.expected_fees`)
+        if (expected_feesErr !== null) return expected_feesErr
+    }
+    
+
     if (typeof o.invoice !== 'string') return new Error(`${path}.invoice: is not a string`)
     if (opts.invoice_CustomCheck && !opts.invoice_CustomCheck(o.invoice)) return new Error(`${path}.invoice: custom check failed`)
 
@@ -3226,14 +3376,16 @@ export const PayAppUserInvoiceRequestValidate = (o?: PayAppUserInvoiceRequest, o
 export type PayInvoiceRequest = {
     amount: number
     debit_npub?: string
+    expected_fees?: CumulativeFees
     invoice: string
 }
-export type PayInvoiceRequestOptionalField = 'debit_npub'
+export type PayInvoiceRequestOptionalField = 'debit_npub' | 'expected_fees'
-export const PayInvoiceRequestOptionalFields: PayInvoiceRequestOptionalField[] = ['debit_npub']
+export const PayInvoiceRequestOptionalFields: PayInvoiceRequestOptionalField[] = ['debit_npub', 'expected_fees']
 export type PayInvoiceRequestOptions = OptionsBaseMessage & {
     checkOptionalsAreSet?: PayInvoiceRequestOptionalField[]
     amount_CustomCheck?: (v: number) => boolean
     debit_npub_CustomCheck?: (v?: string) => boolean
+    expected_fees_Options?: CumulativeFeesOptions
     invoice_CustomCheck?: (v: string) => boolean
 }
 export const PayInvoiceRequestValidate = (o?: PayInvoiceRequest, opts: PayInvoiceRequestOptions = {}, path: string = 'PayInvoiceRequest::root.'): Error | null => {
@@ -3246,6 +3398,12 @@ export const PayInvoiceRequestValidate = (o?: PayInvoiceRequest, opts: PayInvoic
     if ((o.debit_npub || opts.allOptionalsAreSet || opts.checkOptionalsAreSet?.includes('debit_npub')) && typeof o.debit_npub !== 'string') return new Error(`${path}.debit_npub: is not a string`)
     if (opts.debit_npub_CustomCheck && !opts.debit_npub_CustomCheck(o.debit_npub)) return new Error(`${path}.debit_npub: custom check failed`)
 
+    if (typeof o.expected_fees === 'object' || opts.allOptionalsAreSet || opts.checkOptionalsAreSet?.includes('expected_fees')) {
+        const expected_feesErr = CumulativeFeesValidate(o.expected_fees, opts.expected_fees_Options, `${path}.expected_fees`)
+        if (expected_feesErr !== null) return expected_feesErr
+    }
+    
+
     if (typeof o.invoice !== 'string') return new Error(`${path}.invoice: is not a string`)
     if (opts.invoice_CustomCheck && !opts.invoice_CustomCheck(o.invoice)) return new Error(`${path}.invoice: custom check failed`)
 
@@ -3254,6 +3412,7 @@ export const PayInvoiceRequestValidate = (o?: PayInvoiceRequest, opts: PayInvoic
 
 export type PayInvoiceResponse = {
     amount_paid: number
+    latest_balance: number
     network_fee: number
     operation_id: string
     preimage: string
@@ -3263,6 +3422,7 @@ export const PayInvoiceResponseOptionalFields: [] = []
 export type PayInvoiceResponseOptions = OptionsBaseMessage & {
     checkOptionalsAreSet?: []
     amount_paid_CustomCheck?: (v: number) => boolean
+    latest_balance_CustomCheck?: (v: number) => boolean
     network_fee_CustomCheck?: (v: number) => boolean
     operation_id_CustomCheck?: (v: string) => boolean
     preimage_CustomCheck?: (v: string) => boolean
@@ -3275,6 +3435,9 @@ export const PayInvoiceResponseValidate = (o?: PayInvoiceResponse, opts: PayInvo
     if (typeof o.amount_paid !== 'number') return new Error(`${path}.amount_paid: is not a number`)
     if (opts.amount_paid_CustomCheck && !opts.amount_paid_CustomCheck(o.amount_paid)) return new Error(`${path}.amount_paid: custom check failed`)
 
+    if (typeof o.latest_balance !== 'number') return new Error(`${path}.latest_balance: is not a number`)
+    if (opts.latest_balance_CustomCheck && !opts.latest_balance_CustomCheck(o.latest_balance)) return new Error(`${path}.latest_balance: custom check failed`)
+
     if (typeof o.network_fee !== 'number') return new Error(`${path}.network_fee: is not a number`)
     if (opts.network_fee_CustomCheck && !opts.network_fee_CustomCheck(o.network_fee)) return new Error(`${path}.network_fee: custom check failed`)
 
@@ -3312,7 +3475,9 @@ export const PayerDataValidate = (o?: PayerData, opts: PayerDataOptions = {}, pa
 
 export type PaymentState = {
     amount: number
+    internal: boolean
     network_fee: number
+    operation_id: string
     paid_at_unix: number
     service_fee: number
 }
@@ -3320,7 +3485,9 @@ export const PaymentStateOptionalFields: [] = []
 export type PaymentStateOptions = OptionsBaseMessage & {
     checkOptionalsAreSet?: []
     amount_CustomCheck?: (v: number) => boolean
+    internal_CustomCheck?: (v: boolean) => boolean
     network_fee_CustomCheck?: (v: number) => boolean
+    operation_id_CustomCheck?: (v: string) => boolean
     paid_at_unix_CustomCheck?: (v: number) => boolean
     service_fee_CustomCheck?: (v: number) => boolean
 }
@@ -3331,9 +3498,15 @@ export const PaymentStateValidate = (o?: PaymentState, opts: PaymentStateOptions
     if (typeof o.amount !== 'number') return new Error(`${path}.amount: is not a number`)
     if (opts.amount_CustomCheck && !opts.amount_CustomCheck(o.amount)) return new Error(`${path}.amount: custom check failed`)
 
+    if (typeof o.internal !== 'boolean') return new Error(`${path}.internal: is not a boolean`)
+    if (opts.internal_CustomCheck && !opts.internal_CustomCheck(o.internal)) return new Error(`${path}.internal: custom check failed`)
+
     if (typeof o.network_fee !== 'number') return new Error(`${path}.network_fee: is not a number`)
     if (opts.network_fee_CustomCheck && !opts.network_fee_CustomCheck(o.network_fee)) return new Error(`${path}.network_fee: custom check failed`)
 
+    if (typeof o.operation_id !== 'string') return new Error(`${path}.operation_id: is not a string`)
+    if (opts.operation_id_CustomCheck && !opts.operation_id_CustomCheck(o.operation_id)) return new Error(`${path}.operation_id: custom check failed`)
+
     if (typeof o.paid_at_unix !== 'number') return new Error(`${path}.paid_at_unix: is not a number`)
     if (opts.paid_at_unix_CustomCheck && !opts.paid_at_unix_CustomCheck(o.paid_at_unix)) return new Error(`${path}.paid_at_unix: custom check failed`)
 
@@ -3744,6 +3917,165 @@ export const SingleMetricReqValidate = (o?: SingleMetricReq, opts: SingleMetricR
     return null
 }
 
+export type SwapOperation = {
+    address_paid: string
+    failure_reason?: string
+    operation_payment?: UserOperation
+    swap_operation_id: string
+}
+export type SwapOperationOptionalField = 'failure_reason' | 'operation_payment'
+export const SwapOperationOptionalFields: SwapOperationOptionalField[] = ['failure_reason', 'operation_payment']
+export type SwapOperationOptions = OptionsBaseMessage & {
+    checkOptionalsAreSet?: SwapOperationOptionalField[]
+    address_paid_CustomCheck?: (v: string) => boolean
+    failure_reason_CustomCheck?: (v?: string) => boolean
+    operation_payment_Options?: UserOperationOptions
+    swap_operation_id_CustomCheck?: (v: string) => boolean
+}
+export const SwapOperationValidate = (o?: SwapOperation, opts: SwapOperationOptions = {}, path: string = 'SwapOperation::root.'): Error | null => {
+    if (opts.checkOptionalsAreSet && opts.allOptionalsAreSet) return new Error(path + ': only one of checkOptionalsAreSet or allOptionalNonDefault can be set for each message')
+    if (typeof o !== 'object' || o === null) return new Error(path + ': object is not an instance of an object or is null')
+
+    if (typeof o.address_paid !== 'string') return new Error(`${path}.address_paid: is not a string`)
+    if (opts.address_paid_CustomCheck && !opts.address_paid_CustomCheck(o.address_paid)) return new Error(`${path}.address_paid: custom check failed`)
+
+    if ((o.failure_reason || opts.allOptionalsAreSet || opts.checkOptionalsAreSet?.includes('failure_reason')) && typeof o.failure_reason !== 'string') return new Error(`${path}.failure_reason: is not a string`)
+    if (opts.failure_reason_CustomCheck && !opts.failure_reason_CustomCheck(o.failure_reason)) return new Error(`${path}.failure_reason: custom check failed`)
+
+    if (typeof o.operation_payment === 'object' || opts.allOptionalsAreSet || opts.checkOptionalsAreSet?.includes('operation_payment')) {
+        const operation_paymentErr = UserOperationValidate(o.operation_payment, opts.operation_payment_Options, `${path}.operation_payment`)
+        if (operation_paymentErr !== null) return operation_paymentErr
+    }
+    
+
+    if (typeof o.swap_operation_id !== 'string') return new Error(`${path}.swap_operation_id: is not a string`)
+    if (opts.swap_operation_id_CustomCheck && !opts.swap_operation_id_CustomCheck(o.swap_operation_id)) return new Error(`${path}.swap_operation_id: custom check failed`)
+
+    return null
+}
+
+export type SwapsList = {
+    quotes: TransactionSwapQuote[]
+    swaps: SwapOperation[]
+}
+export const SwapsListOptionalFields: [] = []
+export type SwapsListOptions = OptionsBaseMessage & {
+    checkOptionalsAreSet?: []
+    quotes_ItemOptions?: TransactionSwapQuoteOptions
+    quotes_CustomCheck?: (v: TransactionSwapQuote[]) => boolean
+    swaps_ItemOptions?: SwapOperationOptions
+    swaps_CustomCheck?: (v: SwapOperation[]) => boolean
+}
+export const SwapsListValidate = (o?: SwapsList, opts: SwapsListOptions = {}, path: string = 'SwapsList::root.'): Error | null => {
+    if (opts.checkOptionalsAreSet && opts.allOptionalsAreSet) return new Error(path + ': only one of checkOptionalsAreSet or allOptionalNonDefault can be set for each message')
+    if (typeof o !== 'object' || o === null) return new Error(path + ': object is not an instance of an object or is null')
+
+    if (!Array.isArray(o.quotes)) return new Error(`${path}.quotes: is not an array`)
+    for (let index = 0; index < o.quotes.length; index++) {
+        const quotesErr = TransactionSwapQuoteValidate(o.quotes[index], opts.quotes_ItemOptions, `${path}.quotes[${index}]`)
+        if (quotesErr !== null) return quotesErr
+    }
+    if (opts.quotes_CustomCheck && !opts.quotes_CustomCheck(o.quotes)) return new Error(`${path}.quotes: custom check failed`)
+
+    if (!Array.isArray(o.swaps)) return new Error(`${path}.swaps: is not an array`)
+    for (let index = 0; index < o.swaps.length; index++) {
+        const swapsErr = SwapOperationValidate(o.swaps[index], opts.swaps_ItemOptions, `${path}.swaps[${index}]`)
+        if (swapsErr !== null) return swapsErr
+    }
+    if (opts.swaps_CustomCheck && !opts.swaps_CustomCheck(o.swaps)) return new Error(`${path}.swaps: custom check failed`)
+
+    return null
+}
+
+export type TransactionSwapQuote = {
+    chain_fee_sats: number
+    invoice_amount_sats: number
+    service_fee_sats: number
+    service_url: string
+    swap_fee_sats: number
+    swap_operation_id: string
+    transaction_amount_sats: number
+}
+export const TransactionSwapQuoteOptionalFields: [] = []
+export type TransactionSwapQuoteOptions = OptionsBaseMessage & {
+    checkOptionalsAreSet?: []
+    chain_fee_sats_CustomCheck?: (v: number) => boolean
+    invoice_amount_sats_CustomCheck?: (v: number) => boolean
+    service_fee_sats_CustomCheck?: (v: number) => boolean
+    service_url_CustomCheck?: (v: string) => boolean
+    swap_fee_sats_CustomCheck?: (v: number) => boolean
+    swap_operation_id_CustomCheck?: (v: string) => boolean
+    transaction_amount_sats_CustomCheck?: (v: number) => boolean
+}
+export const TransactionSwapQuoteValidate = (o?: TransactionSwapQuote, opts: TransactionSwapQuoteOptions = {}, path: string = 'TransactionSwapQuote::root.'): Error | null => {
+    if (opts.checkOptionalsAreSet && opts.allOptionalsAreSet) return new Error(path + ': only one of checkOptionalsAreSet or allOptionalNonDefault can be set for each message')
+    if (typeof o !== 'object' || o === null) return new Error(path + ': object is not an instance of an object or is null')
+
+    if (typeof o.chain_fee_sats !== 'number') return new Error(`${path}.chain_fee_sats: is not a number`)
+    if (opts.chain_fee_sats_CustomCheck && !opts.chain_fee_sats_CustomCheck(o.chain_fee_sats)) return new Error(`${path}.chain_fee_sats: custom check failed`)
+
+    if (typeof o.invoice_amount_sats !== 'number') return new Error(`${path}.invoice_amount_sats: is not a number`)
+    if (opts.invoice_amount_sats_CustomCheck && !opts.invoice_amount_sats_CustomCheck(o.invoice_amount_sats)) return new Error(`${path}.invoice_amount_sats: custom check failed`)
+
+    if (typeof o.service_fee_sats !== 'number') return new Error(`${path}.service_fee_sats: is not a number`)
+    if (opts.service_fee_sats_CustomCheck && !opts.service_fee_sats_CustomCheck(o.service_fee_sats)) return new Error(`${path}.service_fee_sats: custom check failed`)
+
+    if (typeof o.service_url !== 'string') return new Error(`${path}.service_url: is not a string`)
+    if (opts.service_url_CustomCheck && !opts.service_url_CustomCheck(o.service_url)) return new Error(`${path}.service_url: custom check failed`)
+
+    if (typeof o.swap_fee_sats !== 'number') return new Error(`${path}.swap_fee_sats: is not a number`)
+    if (opts.swap_fee_sats_CustomCheck && !opts.swap_fee_sats_CustomCheck(o.swap_fee_sats)) return new Error(`${path}.swap_fee_sats: custom check failed`)
+
+    if (typeof o.swap_operation_id !== 'string') return new Error(`${path}.swap_operation_id: is not a string`)
+    if (opts.swap_operation_id_CustomCheck && !opts.swap_operation_id_CustomCheck(o.swap_operation_id)) return new Error(`${path}.swap_operation_id: custom check failed`)
+
+    if (typeof o.transaction_amount_sats !== 'number') return new Error(`${path}.transaction_amount_sats: is not a number`)
+    if (opts.transaction_amount_sats_CustomCheck && !opts.transaction_amount_sats_CustomCheck(o.transaction_amount_sats)) return new Error(`${path}.transaction_amount_sats: custom check failed`)
+
+    return null
+}
+
+export type TransactionSwapQuoteList = {
+    quotes: TransactionSwapQuote[]
+}
+export const TransactionSwapQuoteListOptionalFields: [] = []
+export type TransactionSwapQuoteListOptions = OptionsBaseMessage & {
+    checkOptionalsAreSet?: []
+    quotes_ItemOptions?: TransactionSwapQuoteOptions
+    quotes_CustomCheck?: (v: TransactionSwapQuote[]) => boolean
+}
+export const TransactionSwapQuoteListValidate = (o?: TransactionSwapQuoteList, opts: TransactionSwapQuoteListOptions = {}, path: string = 'TransactionSwapQuoteList::root.'): Error | null => {
+    if (opts.checkOptionalsAreSet && opts.allOptionalsAreSet) return new Error(path + ': only one of checkOptionalsAreSet or allOptionalNonDefault can be set for each message')
+    if (typeof o !== 'object' || o === null) return new Error(path + ': object is not an instance of an object or is null')
+
+    if (!Array.isArray(o.quotes)) return new Error(`${path}.quotes: is not an array`)
+    for (let index = 0; index < o.quotes.length; index++) {
+        const quotesErr = TransactionSwapQuoteValidate(o.quotes[index], opts.quotes_ItemOptions, `${path}.quotes[${index}]`)
+        if (quotesErr !== null) return quotesErr
+    }
+    if (opts.quotes_CustomCheck && !opts.quotes_CustomCheck(o.quotes)) return new Error(`${path}.quotes: custom check failed`)
+
+    return null
+}
+
+export type TransactionSwapRequest = {
+    transaction_amount_sats: number
+}
+export const TransactionSwapRequestOptionalFields: [] = []
+export type TransactionSwapRequestOptions = OptionsBaseMessage & {
+    checkOptionalsAreSet?: []
+    transaction_amount_sats_CustomCheck?: (v: number) => boolean
+}
+export const TransactionSwapRequestValidate = (o?: TransactionSwapRequest, opts: TransactionSwapRequestOptions = {}, path: string = 'TransactionSwapRequest::root.'): Error | null => {
+    if (opts.checkOptionalsAreSet && opts.allOptionalsAreSet) return new Error(path + ': only one of checkOptionalsAreSet or allOptionalNonDefault can be set for each message')
+    if (typeof o !== 'object' || o === null) return new Error(path + ': object is not an instance of an object or is null')
+
+    if (typeof o.transaction_amount_sats !== 'number') return new Error(`${path}.transaction_amount_sats: is not a number`)
+    if (opts.transaction_amount_sats_CustomCheck && !opts.transaction_amount_sats_CustomCheck(o.transaction_amount_sats)) return new Error(`${path}.transaction_amount_sats: custom check failed`)
+
+    return null
+}
+
 export type UpdateChannelPolicyRequest = {
     policy: ChannelPolicy
     update: UpdateChannelPolicyRequest_update

proto/service/methods.proto

@@ -175,6 +175,27 @@ service LightningPub {
         option (nostr) = true;
     }
 
+    rpc GetAdminTransactionSwapQuotes(structs.TransactionSwapRequest) returns (structs.TransactionSwapQuoteList) {
+        option (auth_type)  = "Admin";
+        option (http_method) = "post";
+        option (http_route) = "/api/admin/swap/transaction/quote";
+        option (nostr) = true;
+    }
+
+    rpc PayAdminTransactionSwap(structs.PayAdminTransactionSwapRequest) returns (structs.AdminSwapResponse) {
+        option (auth_type)  = "Admin";
+        option (http_method) = "post";
+        option (http_route) = "/api/admin/swap/transaction/pay";
+        option (nostr) = true;
+    }
+
+    rpc ListAdminSwaps(structs.Empty) returns (structs.SwapsList) {
+        option (auth_type)  = "Admin";
+        option (http_method) = "post";
+        option (http_route) = "/api/admin/swap/list";
+        option (nostr) = true;
+    }
+
     rpc GetUsageMetrics(structs.LatestUsageMetricReq) returns (structs.UsageMetrics) {
         option (auth_type)  = "Metrics";
         option (http_method) = "post";
@@ -480,7 +501,7 @@ service LightningPub {
         option (http_method) = "post";
         option (http_route) = "/api/user/operations";
         option (nostr) = true;
-    } 
+    }
 
     rpc NewAddress(structs.NewAddressRequest) returns (structs.NewAddressResponse) {
         option (auth_type)  = "User";
@@ -496,6 +517,20 @@ service LightningPub {
         option (nostr) = true;
     }
 
+    rpc GetTransactionSwapQuotes(structs.TransactionSwapRequest) returns (structs.TransactionSwapQuoteList){
+        option (auth_type)  = "User";
+        option (http_method) = "post";
+        option (http_route) = "/api/user/swap/quote";
+        option (nostr) = true;
+    }
+
+    rpc ListSwaps(structs.Empty) returns (structs.SwapsList){
+        option (auth_type)  = "User";
+        option (http_method) = "post";
+        option (http_route) = "/api/user/swap/list";
+        option (nostr) = true;
+    }
+
     rpc NewInvoice(structs.NewInvoiceRequest) returns (structs.NewInvoiceResponse){
         option (auth_type)  = "User";
         option (http_method) = "post";

proto/service/structs.proto

@@ -389,7 +389,8 @@ message PayAppUserInvoiceRequest {
     string user_identifier = 1;
     string invoice = 2;
     int64 amount = 3;
-    optional string debit_npub = 4;
+    optional string debit_npub = 4; 
+    optional CumulativeFees expected_fees = 5;
 }
 
 message SendAppUserToAppUserPaymentRequest {
@@ -430,8 +431,9 @@ message NewAddressResponse{
 }
 message PayAddressRequest{
     string address = 1;
-    int64 amoutSats = 2;
+    int64 amountSats = 2;
     int64 satsPerVByte = 3;
+    optional string swap_operation_id = 4;
 }
 
 message PayAddressResponse{
@@ -465,7 +467,8 @@ message DecodeInvoiceResponse{
 message PayInvoiceRequest{
     string invoice = 1;
     int64 amount = 2;
-    optional string debit_npub = 3;
+    optional string debit_npub = 3; 
+    optional CumulativeFees expected_fees = 4;
 }
 
 message PayInvoiceResponse{
@@ -474,6 +477,7 @@ message PayInvoiceResponse{
     string operation_id = 3;
     int64 service_fee = 4;
     int64 network_fee = 5;
+    int64 latest_balance = 6;
 }
 
 message GetPaymentStateRequest{
@@ -486,6 +490,9 @@ message PaymentState{
     int64 amount = 2;
     int64 service_fee = 3;
     int64 network_fee = 4;
+    bool internal = 5;
+    string operation_id = 6;
+
 }
 
 message LnurlLinkResponse{
@@ -604,6 +611,7 @@ message GetProductBuyLinkResponse {
 
 message LiveUserOperation {
     UserOperation operation  = 1;
+    int64 latest_balance = 2;
 }
 message MigrationUpdate {
     optional ClosureMigration closure = 1;
@@ -824,3 +832,57 @@ message MessagingToken {
     string device_id = 1;
     string firebase_messaging_token = 2;
 }
+
+message TransactionSwapRequest {
+    int64 transaction_amount_sats = 2;
+}
+
+message PayAdminTransactionSwapRequest {
+    string address = 1;
+    string swap_operation_id = 2;
+}
+
+message TransactionSwapQuote {
+    string swap_operation_id = 1;
+    int64 invoice_amount_sats = 2;
+    int64 transaction_amount_sats = 3;
+
+    int64 swap_fee_sats = 4;
+    int64 chain_fee_sats = 5;
+    int64 service_fee_sats = 7;
+    string service_url = 8;
+}
+
+message TransactionSwapQuoteList {
+    repeated TransactionSwapQuote quotes = 1;
+}
+
+message AdminSwapResponse {
+    string tx_id = 1;
+    int64 network_fee = 2;
+}
+
+message SwapOperation {
+    string swap_operation_id = 1;
+    optional UserOperation operation_payment = 2;
+    optional string failure_reason = 3;
+    string address_paid = 4;
+}
+
+message SwapsList {
+    repeated SwapOperation swaps = 1;
+    repeated TransactionSwapQuote quotes = 2;
+}
+
+message CumulativeFees {
+    int64 serviceFeeFloor = 2;
+    int64 serviceFeeBps = 3;
+}
+
+message BeaconData {
+    string type = 1;
+    string name = 2;
+    optional string avatarUrl = 3;
+    optional string nextRelay = 4;
+    optional CumulativeFees fees = 5;
+}

src/e2e.ts

@@ -7,6 +7,7 @@ import { getLogger } from './services/helpers/logger.js';
 import { initMainHandler, initSettings } from './services/main/init.js';
 import { nip19 } from 'nostr-tools'
 import { LoadStorageSettingsFromEnv } from './services/storage/index.js';
+import { AppInfo } from './services/nostr/nostrPool.js';
 //@ts-ignore
 const { nprofileEncode } = nip19
 
@@ -20,18 +21,35 @@ const start = async () => {
         return
     }
 
-    const { apps, mainHandler, liquidityProviderInfo, wizard, adminManager } = keepOn
+    const { mainHandler, localProviderClient, wizard, adminManager } = keepOn
     const serverMethods = GetServerMethods(mainHandler)
     const nostrSettings = settingsManager.getSettings().nostrRelaySettings
     log("initializing nostr middleware")
+    const relays = settingsManager.getSettings().nostrRelaySettings.relays
+    const maxEventContentLength = settingsManager.getSettings().nostrRelaySettings.maxEventContentLength
+    const apps: AppInfo[] = keepOn.apps.map(app => {
+        return {
+            appId: app.appId,
+            privateKey: app.privateKey,
+            publicKey: app.publicKey,
+            name: app.name,
+            provider: app.publicKey === localProviderClient.publicKey ? {
+                clientId: `client_${localProviderClient.appId}`,
+                pubkey: settingsManager.getSettings().liquiditySettings.liquidityProviderPub,
+                relayUrl: settingsManager.getSettings().liquiditySettings.providerRelayUrl
+            } : undefined
+        }
+    })
     const { Send } = nostrMiddleware(serverMethods, mainHandler,
-        { ...nostrSettings, apps, clients: [liquidityProviderInfo] },
+        {
+            relays, maxEventContentLength, apps
+        },
         (e, p) => mainHandler.liquidityProvider.onEvent(e, p)
     )
     log("starting server")
     mainHandler.attachNostrSend(Send)
     mainHandler.StartBeacons()
-    const appNprofile = nprofileEncode({ pubkey: liquidityProviderInfo.publicKey, relays: nostrSettings.relays })
+    const appNprofile = nprofileEncode({ pubkey: localProviderClient.publicKey, relays: nostrSettings.relays })
     if (wizard) {
         wizard.AddConnectInfo(appNprofile, nostrSettings.relays)
     }

src/index.ts

@@ -7,6 +7,7 @@ import { getLogger } from './services/helpers/logger.js';
 import { initMainHandler, initSettings } from './services/main/init.js';
 import { nip19 } from 'nostr-tools'
 import { LoadStorageSettingsFromEnv } from './services/storage/index.js';
+import { AppInfo } from './services/nostr/nostrPool.js';
 //@ts-ignore
 const { nprofileEncode } = nip19
 
@@ -22,13 +23,28 @@ const start = async () => {
         return
     }
 
-    const { apps, mainHandler, liquidityProviderInfo, wizard, adminManager } = keepOn
+    const { mainHandler, localProviderClient, wizard, adminManager } = keepOn
     const serverMethods = GetServerMethods(mainHandler)
     log("initializing nostr middleware")
-    const relays = mainHandler.settings.getSettings().nostrRelaySettings.relays
+    const relays = settingsManager.getSettings().nostrRelaySettings.relays
-    const maxEventContentLength = mainHandler.settings.getSettings().nostrRelaySettings.maxEventContentLength
+    const maxEventContentLength = settingsManager.getSettings().nostrRelaySettings.maxEventContentLength
+    const apps: AppInfo[] = keepOn.apps.map(app => {
+        return {
+            appId: app.appId,
+            privateKey: app.privateKey,
+            publicKey: app.publicKey,
+            name: app.name,
+            provider: app.publicKey === localProviderClient.publicKey ? {
+                clientId: `client_${localProviderClient.appId}`,
+                pubkey: settingsManager.getSettings().liquiditySettings.liquidityProviderPub,
+                relayUrl: settingsManager.getSettings().liquiditySettings.providerRelayUrl
+            } : undefined
+        }
+    })
     const { Send, Stop, Ping, Reset } = nostrMiddleware(serverMethods, mainHandler,
-        { relays, maxEventContentLength, apps, clients: [liquidityProviderInfo] },
+        {
+            relays, maxEventContentLength, apps
+        },
         (e, p) => mainHandler.liquidityProvider.onEvent(e, p)
     )
     exitHandler(() => { Stop(); mainHandler.Stop() })
@@ -37,13 +53,13 @@ const start = async () => {
     mainHandler.attachNostrProcessPing(Ping)
     mainHandler.attachNostrReset(Reset)
     mainHandler.StartBeacons()
-    const appNprofile = nprofileEncode({ pubkey: liquidityProviderInfo.publicKey, relays })
+    const appNprofile = nprofileEncode({ pubkey: localProviderClient.publicKey, relays })
     if (wizard) {
         wizard.AddConnectInfo(appNprofile, relays)
     }
     adminManager.setAppNprofile(appNprofile)
     const Server = NewServer(serverMethods, serverOptions(mainHandler))
-    Server.Listen(mainHandler.settings.getSettings().serviceSettings.servicePort)
+    Server.Listen(settingsManager.getSettings().serviceSettings.servicePort)
 }
 start()
 

src/nostrMiddleware.ts

@@ -1,6 +1,6 @@
 import Main from "./services/main/index.js"
 import Nostr from "./services/nostr/index.js"
-import { NostrEvent, NostrSend, NostrSettings } from "./services/nostr/handler.js"
+import { NostrEvent, NostrSend, NostrSettings } from "./services/nostr/nostrPool.js"
 import * as Types from '../proto/autogenerated/ts/types.js'
 import NewNostrTransport, { NostrRequest } from '../proto/autogenerated/ts/nostr_transport.js';
 import { ERROR, getLogger } from "./services/helpers/logger.js";
@@ -50,6 +50,10 @@ export default (serverMethods: Types.ServerMethods, mainHandler: Main, nostrSett
             return
         }
         if (event.kind === 21001) {
+            if (event.relayConstraint === 'provider') {
+                log("got noffer request on provider only relay, ignoring")
+                return
+            }
             const offerReq = j as NofferData
             log("🎯 [NOSTR EVENT] Received offer request (kind 21001)", {
                 fromPub: event.pub,
@@ -60,18 +64,33 @@ export default (serverMethods: Types.ServerMethods, mainHandler: Main, nostrSett
             mainHandler.offerManager.handleClinkOffer(offerReq, event)
             return
         } else if (event.kind === 21002) {
+            if (event.relayConstraint === 'provider') {
+                log("got debit request on provider only relay, ignoring")
+                return
+            }
             const debitReq = j as NdebitData
             mainHandler.debitManager.handleNip68Debit(debitReq, event)
             return
         } else if (event.kind === 21003) {
+            if (event.relayConstraint === 'provider') {
+                log("got management request on provider only relay, ignoring")
+                return
+            }
             const nmanageReq = j as NmanageRequest
             mainHandler.managementManager.handleRequest(nmanageReq, event);
             return;
         }
         if (!j.rpcName) {
+            if (event.relayConstraint === 'service') {
+                log("got relay response on service only relay, ignoring")
+            }
             onClientEvent(j as { requestId: string }, event.pub)
             return
         }
+        if (event.relayConstraint === 'provider') {
+            log("got service request on provider only relay, ignoring")
+            return
+        }
         if (j.authIdentifier !== event.pub) {
             log(ERROR, "authIdentifier does not match", j.authIdentifier || "--", event.pub)
             return
@@ -79,7 +98,7 @@ export default (serverMethods: Types.ServerMethods, mainHandler: Main, nostrSett
         nostrTransport({ ...j, appId: event.appId }, res => {
             nostr.Send({ type: 'app', appId: event.appId }, { type: 'content', pub: event.pub, content: JSON.stringify({ ...res, requestId: j.requestId }) })
         }, event.startAtNano, event.startAtMs)
-    })
+    }, beacon => mainHandler.liquidityProvider.onBeaconEvent(beacon))
 
     // Mark nostr connected/ready after initial subscription tick
     mainHandler.adminManager.setNostrConnected(true)

src/services/helpers/logger.ts

@@ -14,10 +14,22 @@ if (logLevel !== "DEBUG" && logLevel !== "WARN" && logLevel !== "ERROR") {
     throw new Error("Invalid log level " + logLevel + " must be one of (DEBUG, WARN, ERROR)")
 }
 const z = (n: number) => n < 10 ? `0${n}` : `${n}`
+// Sanitize filename to remove invalid characters for filesystem
+const sanitizeFileName = (fileName: string): string => {
+    // Replace invalid filename characters with underscores
+    // Invalid on most filesystems: / \ : * ? " < > |
+    return fileName.replace(/[/\\:*?"<>|]/g, '_')
+}
 const openWriter = (fileName: string): Writer => {
     const now = new Date()
     const date = `${now.getFullYear()}-${z(now.getMonth() + 1)}-${z(now.getDate())}`
-    const logStream = fs.createWriteStream(`${logsDir}/${fileName}_${date}.log`, { flags: 'a' });
+    const logPath = `${logsDir}/${fileName}_${date}.log`
+    // Ensure parent directory exists
+    const dirPath = logPath.substring(0, logPath.lastIndexOf('/'))
+    if (!fs.existsSync(dirPath)) {
+        fs.mkdirSync(dirPath, { recursive: true })
+    }
+    const logStream = fs.createWriteStream(logPath, { flags: 'a' });
     return (message) => {
         logStream.write(message + "\n")
     }
@@ -35,13 +47,13 @@ if (!fs.existsSync(`${logsDir}/components`)) {
 export const getLogger = (params: LoggerParams): PubLogger => {
     const writers: Writer[] = []
     if (params.appName) {
-        writers.push(openWriter(`apps/${params.appName}`))
+        writers.push(openWriter(`apps/${sanitizeFileName(params.appName)}`))
     }
     if (params.userId) {
-        writers.push(openWriter(`users/${params.userId}`))
+        writers.push(openWriter(`users/${sanitizeFileName(params.userId)}`))
     }
     if (params.component) {
-        writers.push(openWriter(`components/${params.component}`))
+        writers.push(openWriter(`components/${sanitizeFileName(params.component)}`))
     }
     if (writers.length === 0) {
         writers.push(rootWriter)

src/services/helpers/utilsWrapper.ts

@@ -1,7 +1,7 @@
 import { StateBundler } from "../storage/tlv/stateBundler.js";
 import { TlvStorageFactory } from "../storage/tlv/tlvFilesStorageFactory.js";
-import { NostrSend } from "../nostr/handler.js";
 import { ProcessMetricsCollector } from "../storage/tlv/processMetricsCollector.js";
+import { NostrSender } from "../nostr/sender.js";
 type UtilsSettings = {
     noCollector?: boolean
     dataDir: string,
@@ -10,9 +10,11 @@ type UtilsSettings = {
 export class Utils {
     tlvStorageFactory: TlvStorageFactory
     stateBundler: StateBundler
-    _nostrSend: NostrSend = () => { throw new Error('nostr send not initialized yet') }
+    nostrSender: NostrSender
-    constructor({ noCollector, dataDir, allowResetMetricsStorages }: UtilsSettings) {
+
-        this.tlvStorageFactory = new TlvStorageFactory(allowResetMetricsStorages)
+    constructor({ noCollector, dataDir, allowResetMetricsStorages }: UtilsSettings, nostrSender: NostrSender) {
+        this.nostrSender = nostrSender
+        this.tlvStorageFactory = new TlvStorageFactory(allowResetMetricsStorages, nostrSender)
         this.stateBundler = new StateBundler(dataDir, this.tlvStorageFactory)
         if (!noCollector) {
             new ProcessMetricsCollector((metrics) => {
@@ -21,11 +23,6 @@ export class Utils {
         }
     }
 
-    attachNostrSend(f: NostrSend) {
-        this._nostrSend = f
-        this.tlvStorageFactory.attachNostrSend(f)
-    }
-
     Stop() {
         this.stateBundler.Stop()
         this.tlvStorageFactory.disconnect()

src/services/lnd/lnd.ts

@@ -17,12 +17,13 @@ import { SendCoinsReq } from './sendCoinsReq.js';
 import { AddressPaidCb, InvoicePaidCb, NodeInfo, Invoice, DecodedInvoice, PaidInvoice, NewBlockCb, HtlcCb, BalanceInfo, ChannelEventCb } from './settings.js';
 import { ERROR, getLogger } from '../helpers/logger.js';
 import { HtlcEvent_EventType } from '../../../proto/lnd/router.js';
-import { LiquidityProvider, LiquidityRequest } from '../main/liquidityProvider.js';
+import { LiquidityProvider } from '../main/liquidityProvider.js';
 import { Utils } from '../helpers/utilsWrapper.js';
 import { TxPointSettings } from '../storage/tlv/stateBundler.js';
 import { WalletKitClient } from '../../../proto/lnd/walletkit.client.js';
 import SettingsManager from '../main/settingsManager.js';
 import { LndNodeSettings, LndSettings } from '../main/settings.js';
+import { ListAddressesResponse } from '../../../proto/lnd/walletkit.js';
 
 const DeadLineMetadata = (deadline = 10 * 1000) => ({ deadline: Date.now() + deadline })
 const deadLndRetrySeconds = 20
@@ -32,6 +33,7 @@ type NodeSettingsOverride = {
     lndCertPath: string
     lndMacaroonPath: string
 }
+export type LndAddress = { address: string, change: boolean }
 export default class {
     lightning: LightningClient
     invoices: InvoicesClient
@@ -53,6 +55,7 @@ export default class {
     liquidProvider: LiquidityProvider
     utils: Utils
     unlockLnd: () => Promise<void>
+    addressesCache: Record<string, { isChange: boolean }> = {}
     constructor(getSettings: () => { lndSettings: LndSettings, lndNodeSettings: LndNodeSettings }, liquidProvider: LiquidityProvider, unlockLnd: () => Promise<any>, utils: Utils, addressPaidCb: AddressPaidCb, invoicePaidCb: InvoicePaidCb, newBlockCb: NewBlockCb, htlcCb: HtlcCb, channelEventCb: ChannelEventCb) {
         this.getSettings = getSettings
         this.utils = utils
@@ -63,7 +66,7 @@ export default class {
         this.htlcCb = htlcCb
         this.channelEventCb = channelEventCb
         this.liquidProvider = liquidProvider
-        
+
         // Skip LND client initialization if using only liquidity provider
         if (liquidProvider.getSettings().useOnlyLiquidityProvider) {
             this.log("USE_ONLY_LIQUIDITY_PROVIDER enabled, skipping LND client initialization")
@@ -79,7 +82,7 @@ export default class {
             this.walletKit = new WalletKitClient(dummyTransport)
             return
         }
-        
+
         const { lndAddr, lndCertPath, lndMacaroonPath } = this.getSettings().lndNodeSettings
         const lndCert = fs.readFileSync(lndCertPath);
         const macaroon = fs.readFileSync(lndMacaroonPath).toString('hex');
@@ -331,6 +334,26 @@ export default class {
         })
     }
 
+    async IsChangeAddress(address: string): Promise<boolean> {
+        const cached = this.addressesCache[address]
+        if (cached) {
+            return cached.isChange
+        }
+        const addresses = await this.ListAddresses()
+        const addr = addresses.find(a => a.address === address)
+        if (!addr) {
+            throw new Error(`address ${address} not found in list of addresses`)
+        }
+        return addr.change
+    }
+
+    async ListAddresses(): Promise<LndAddress[]> {
+        const res = await this.walletKit.listAddresses({ accountName: "", showCustomAccounts: false }, DeadLineMetadata())
+        const addresses = res.response.accountWithAddresses.map(a => a.addresses.map(a => ({ address: a.address, change: a.isInternal }))).flat()
+        addresses.forEach(a => this.addressesCache[a.address] = { isChange: a.change })
+        return addresses
+    }
+
     async NewAddress(addressType: Types.AddressType, { useProvider, from }: TxActionOptions): Promise<NewAddressResponse> {
         // Force use of provider when bypass is enabled (addresses not supported by provider, but we should fail gracefully)
         if (this.liquidProvider.getSettings().useOnlyLiquidityProvider) {
@@ -372,8 +395,8 @@ export default class {
         if (mustUseProvider) {
             console.log("using provider")
             const invoice = await this.liquidProvider.AddInvoice(value, memo, from, expiry)
-            const providerDst = this.liquidProvider.GetProviderDestination()
+            const providerPubkey = this.liquidProvider.GetProviderPubkey()
-            return { payRequest: invoice, providerDst }
+            return { payRequest: invoice, providerPubkey }
         }
         try {
             const res = await this.lightning.addInvoice(AddInvoiceReq(value, expiry, true, memo, blind), DeadLineMetadata())
@@ -392,7 +415,7 @@ export default class {
                 const decoded = decodeBolt11(paymentRequest)
                 let numSatoshis = 0
                 let paymentHash = ''
-                
+
                 for (const section of decoded.sections) {
                     if (section.name === 'amount') {
                         // Amount is in millisatoshis
@@ -401,11 +424,11 @@ export default class {
                         paymentHash = section.value as string
                     }
                 }
-                
+
                 if (!paymentHash) {
                     throw new Error("Payment hash not found in invoice")
                 }
-                
+
                 return { numSatoshis, paymentHash }
             } catch (err: any) {
                 throw new Error(`Failed to decode invoice: ${err.message}`)
@@ -416,14 +439,6 @@ export default class {
         return { numSatoshis: Number(res.response.numSatoshis), paymentHash: res.response.paymentHash }
     }
 
-    GetFeeLimitAmount(amount: number): number {
-        return Math.ceil(amount * this.getSettings().lndSettings.feeRateLimit + this.getSettings().lndSettings.feeFixedLimit);
-    }
-
-    GetMaxWithinLimit(amount: number): number {
-        return Math.max(0, Math.floor(amount * (1 - this.getSettings().lndSettings.feeRateLimit) - this.getSettings().lndSettings.feeFixedLimit))
-    }
-
     async ChannelBalance(): Promise<{ local: number, remote: number }> {
         if (this.liquidProvider.getSettings().useOnlyLiquidityProvider) {
             return { local: 0, remote: 0 }
@@ -433,7 +448,7 @@ export default class {
         const r = res.response
         return { local: r.localBalance ? Number(r.localBalance.sat) : 0, remote: r.remoteBalance ? Number(r.remoteBalance.sat) : 0 }
     }
-    async PayInvoice(invoice: string, amount: number, feeLimit: number, decodedAmount: number, { useProvider, from }: TxActionOptions, paymentIndexCb?: (index: number) => void): Promise<PaidInvoice> {
+    async PayInvoice(invoice: string, amount: number, { routingFeeLimit, serviceFee }: { routingFeeLimit: number, serviceFee: number }, decodedAmount: number, { useProvider, from }: TxActionOptions, paymentIndexCb?: (index: number) => void): Promise<PaidInvoice> {
         // console.log("Paying invoice")
         if (this.outgoingOpsLocked) {
             this.log("outgoing ops locked, rejecting payment request")
@@ -442,14 +457,14 @@ export default class {
         // Force use of provider when bypass is enabled
         const mustUseProvider = this.liquidProvider.getSettings().useOnlyLiquidityProvider || useProvider
         if (mustUseProvider) {
-            const res = await this.liquidProvider.PayInvoice(invoice, decodedAmount, from)
+            const res = await this.liquidProvider.PayInvoice(invoice, decodedAmount, from, serviceFee)
-            const providerDst = this.liquidProvider.GetProviderDestination()
+            const providerPubkey = this.liquidProvider.GetProviderPubkey()
-            return { feeSat: res.network_fee + res.service_fee, valueSat: res.amount_paid, paymentPreimage: res.preimage, providerDst }
+            return { feeSat: res.service_fee, valueSat: res.amount_paid, paymentPreimage: res.preimage, providerPubkey }
         }
         await this.Health()
         try {
             const abortController = new AbortController()
-            const req = PayInvoiceReq(invoice, amount, feeLimit)
+            const req = PayInvoiceReq(invoice, amount, routingFeeLimit)
             const stream = this.router.sendPaymentV2(req, { abort: abortController.signal })
             return new Promise((res, rej) => {
                 stream.responses.onError(error => {

src/services/lnd/lsp.ts

@@ -101,7 +101,7 @@ export class FlashsatsLSP extends LSP {
             return null
         }
         const res = await this.liquidityProvider.PayInvoice(order.payment.bolt11_invoice, decoded.numSatoshis, 'system')
-        const fees = +order.payment.fee_total_sat + res.network_fee + res.service_fee
+        const fees = +order.payment.fee_total_sat + res.service_fee
         this.log("paid", res.amount_paid, "to open channel, and a fee of", fees)
         return { orderId: order.order_id, invoice: order.payment.bolt11_invoice, totalSats: +order.payment.order_total_sat, fees }
 
@@ -177,7 +177,7 @@ export class OlympusLSP extends LSP {
             return null
         }
         const res = await this.liquidityProvider.PayInvoice(order.payment.bolt11.invoice, decoded.numSatoshis, 'system')
-        const fees = +order.payment.bolt11.fee_total_sat + res.network_fee + res.service_fee
+        const fees = +order.payment.bolt11.fee_total_sat + res.service_fee
         this.log("paid", res.amount_paid, "to open channel, and a fee of", fees)
         return { orderId: order.order_id, invoice: order.payment.bolt11.invoice, totalSats: +order.payment.bolt11.order_total_sat, fees }
     }
@@ -279,7 +279,7 @@ export class VoltageLSP extends LSP {
             return null
         }
         const res = await this.liquidityProvider.PayInvoice(proposalRes.jit_bolt11, decoded.numSatoshis, 'system')
-        const fees = feeSats + res.network_fee + res.service_fee
+        const fees = feeSats + res.service_fee
         this.log("paid", res.amount_paid, "to open channel, and a fee of", fees)
         return { orderId: fee.id, invoice: proposalRes.jit_bolt11, totalSats: decoded.numSatoshis, fees }
     }

src/services/lnd/settings.ts

@@ -35,7 +35,7 @@ export type NodeInfo = {
 }
 export type Invoice = {
     payRequest: string
-    providerDst?: string
+    providerPubkey?: string
 }
 export type DecodedInvoice = {
     numSatoshis: number
@@ -45,7 +45,7 @@ export type PaidInvoice = {
     feeSat: number
     valueSat: number
     paymentPreimage: string
-    providerDst?: string
+    providerPubkey?: string
 }
 
 

src/services/lnd/swaps.ts

@@ -0,0 +1,657 @@
+import zkpInit from '@vulpemventures/secp256k1-zkp';
+import axios from 'axios';
+import { crypto, initEccLib, Transaction, address, Network } from 'bitcoinjs-lib';
+// import bolt11 from 'bolt11';
+import {
+    Musig, SwapTreeSerializer, TaprootUtils, detectSwap,
+    constructClaimTransaction, targetFee, OutputType,
+    Networks,
+} from 'boltz-core';
+import { randomBytes, createHash } from 'crypto';
+import { ECPairFactory, ECPairInterface } from 'ecpair';
+import * as ecc from 'tiny-secp256k1';
+import ws from 'ws';
+import { getLogger, PubLogger, ERROR } from '../helpers/logger.js';
+import SettingsManager from '../main/settingsManager.js';
+import * as Types from '../../../proto/autogenerated/ts/types.js';
+import { BTCNetwork } from '../main/settings.js';
+import Storage from '../storage/index.js';
+import LND from './lnd.js';
+import { UserInvoicePayment } from '../storage/entity/UserInvoicePayment.js';
+type InvoiceSwapResponse = { id: string, claimPublicKey: string, swapTree: string }
+type InvoiceSwapInfo = { paymentHash: string, keys: ECPairInterface }
+type InvoiceSwapData = { createdResponse: InvoiceSwapResponse, info: InvoiceSwapInfo }
+
+type TransactionSwapFees = {
+    percentage: number,
+    minerFees: {
+        claim: number,
+        lockup: number,
+    }
+}
+
+type TransactionSwapFeesRes = {
+    BTC?: {
+        BTC?: {
+            fees: TransactionSwapFees
+        }
+    }
+}
+
+
+type TransactionSwapResponse = {
+    id: string, refundPublicKey: string, swapTree: string,
+    timeoutBlockHeight: number, lockupAddress: string, invoice: string,
+    onchainAmount?: number
+}
+type TransactionSwapInfo = { destinationAddress: string, preimage: Buffer, keys: ECPairInterface, chainFee: number }
+export type TransactionSwapData = { createdResponse: TransactionSwapResponse, info: TransactionSwapInfo }
+export class Swaps {
+    settings: SettingsManager
+    revSwappers: Record<string, ReverseSwaps>
+    // submarineSwaps: SubmarineSwaps
+    storage: Storage
+    lnd: LND
+    log = getLogger({ component: 'swaps' })
+    constructor(settings: SettingsManager, storage: Storage) {
+        this.settings = settings
+        this.revSwappers = {}
+        const network = settings.getSettings().lndSettings.network
+        const { boltzHttpUrl, boltzWebSocketUrl, boltsHttpUrlAlt, boltsWebSocketUrlAlt } = settings.getSettings().swapsSettings
+        if (boltzHttpUrl && boltzWebSocketUrl) {
+            this.revSwappers[boltzHttpUrl] = new ReverseSwaps({ httpUrl: boltzHttpUrl, wsUrl: boltzWebSocketUrl, network })
+        }
+        if (boltsHttpUrlAlt && boltsWebSocketUrlAlt) {
+            this.revSwappers[boltsHttpUrlAlt] = new ReverseSwaps({ httpUrl: boltsHttpUrlAlt, wsUrl: boltsWebSocketUrlAlt, network })
+        }
+        this.storage = storage
+    }
+
+    SetLnd = (lnd: LND) => {
+        this.lnd = lnd
+    }
+
+    Stop = () => { }
+
+    GetKeys = (privateKey: string) => {
+        const keys = ECPairFactory(ecc).fromPrivateKey(Buffer.from(privateKey, 'hex'))
+        return keys
+    }
+
+    ListSwaps = async (appUserId: string, payments: UserInvoicePayment[], newOp: (p: UserInvoicePayment) => Types.UserOperation | undefined, getServiceFee: (amt: number) => number): Promise<Types.SwapsList> => {
+        const completedSwaps = await this.storage.paymentStorage.ListCompletedSwaps(appUserId, payments)
+        const pendingSwaps = await this.storage.paymentStorage.ListPendingTransactionSwaps(appUserId)
+        return {
+            swaps: completedSwaps.map(s => {
+                const p = s.payment
+                const op = p ? newOp(p) : undefined
+                return {
+                    operation_payment: op,
+                    swap_operation_id: s.swap.swap_operation_id,
+                    address_paid: s.swap.address_paid,
+                    failure_reason: s.swap.failure_reason,
+                }
+            }),
+            quotes: pendingSwaps.map(s => {
+                const serviceFee = getServiceFee(s.invoice_amount)
+                return {
+                    swap_operation_id: s.swap_operation_id,
+                    invoice_amount_sats: s.invoice_amount,
+                    transaction_amount_sats: s.transaction_amount,
+                    chain_fee_sats: s.chain_fee_sats,
+                    service_fee_sats: serviceFee,
+                    swap_fee_sats: s.swap_fee_sats,
+                    service_url: s.service_url,
+                }
+            })
+        }
+    }
+    GetTxSwapQuotes = async (appUserId: string, amt: number, getServiceFee: (decodedAmt: number) => number): Promise<Types.TransactionSwapQuote[]> => {
+        if (!this.settings.getSettings().swapsSettings.enableSwaps) {
+            throw new Error("Swaps are not enabled")
+        }
+        const swappers = Object.values(this.revSwappers)
+        if (swappers.length === 0) {
+            throw new Error("No swap services available")
+        }
+        const res = await Promise.allSettled(swappers.map(sw => this.getTxSwapQuote(sw, appUserId, amt, getServiceFee)))
+        const failures: string[] = []
+        const success: Types.TransactionSwapQuote[] = []
+        for (const r of res) {
+            if (r.status === 'fulfilled') {
+                success.push(r.value)
+            } else {
+                failures.push(r.reason.message ? r.reason.message : r.reason.toString())
+            }
+        }
+        if (success.length === 0) {
+            throw new Error(failures.join("\n"))
+        }
+        return success
+    }
+
+    private async getTxSwapQuote(swapper: ReverseSwaps, appUserId: string, amt: number, getServiceFee: (decodedAmt: number) => number): Promise<Types.TransactionSwapQuote> {
+        this.log("getting transaction swap quote")
+        const feesRes = await swapper.GetFees()
+        if (!feesRes.ok) {
+            throw new Error(feesRes.error)
+        }
+        const { claim, lockup } = feesRes.fees.minerFees
+        const minerFee = claim + lockup
+        const chainTotal = amt + minerFee
+        const res = await swapper.SwapTransaction(chainTotal)
+        if (!res.ok) {
+            throw new Error(res.error)
+        }
+        const decoded = await this.lnd.DecodeInvoice(res.createdResponse.invoice)
+        const swapFee = decoded.numSatoshis - chainTotal
+        const serviceFee = getServiceFee(decoded.numSatoshis)
+        const newSwap = await this.storage.paymentStorage.AddTransactionSwap({
+            app_user_id: appUserId,
+            swap_quote_id: res.createdResponse.id,
+            swap_tree: JSON.stringify(res.createdResponse.swapTree),
+            lockup_address: res.createdResponse.lockupAddress,
+            refund_public_key: res.createdResponse.refundPublicKey,
+            timeout_block_height: res.createdResponse.timeoutBlockHeight,
+            invoice: res.createdResponse.invoice,
+            invoice_amount: decoded.numSatoshis,
+            transaction_amount: chainTotal,
+            swap_fee_sats: swapFee,
+            chain_fee_sats: minerFee,
+            preimage: res.preimage,
+            ephemeral_private_key: res.privKey,
+            ephemeral_public_key: res.pubkey,
+            service_url: swapper.getHttpUrl(),
+        })
+        return {
+            swap_operation_id: newSwap.swap_operation_id,
+            swap_fee_sats: swapFee,
+            invoice_amount_sats: decoded.numSatoshis,
+            transaction_amount_sats: amt,
+            chain_fee_sats: minerFee,
+            service_fee_sats: serviceFee,
+            service_url: swapper.getHttpUrl(),
+        }
+    }
+
+    async PayAddrWithSwap(appUserId: string, swapOpId: string, address: string, payInvoice: (invoice: string, amt: number) => Promise<void>) {
+        if (!this.settings.getSettings().swapsSettings.enableSwaps) {
+            throw new Error("Swaps are not enabled")
+        }
+        this.log("paying address with swap", { appUserId, swapOpId, address })
+        if (!swapOpId) {
+            throw new Error("request a swap quote before paying an external address")
+        }
+        const txSwap = await this.storage.paymentStorage.GetTransactionSwap(swapOpId, appUserId)
+        if (!txSwap) {
+            throw new Error("swap quote not found")
+        }
+        const info = await this.lnd.GetInfo()
+        if (info.blockHeight >= txSwap.timeout_block_height) {
+            throw new Error("swap timeout")
+        }
+        const swapper = this.revSwappers[txSwap.service_url]
+        if (!swapper) {
+            throw new Error("swapper service not found")
+        }
+        const keys = this.GetKeys(txSwap.ephemeral_private_key)
+        const data: TransactionSwapData = {
+            createdResponse: {
+                id: txSwap.swap_quote_id,
+                invoice: txSwap.invoice,
+                lockupAddress: txSwap.lockup_address,
+                refundPublicKey: txSwap.refund_public_key,
+                swapTree: txSwap.swap_tree,
+                timeoutBlockHeight: txSwap.timeout_block_height,
+                onchainAmount: txSwap.transaction_amount,
+            },
+            info: {
+                destinationAddress: address,
+                keys,
+                chainFee: txSwap.chain_fee_sats,
+                preimage: Buffer.from(txSwap.preimage, 'hex'),
+            }
+        }
+        // the swap and the invoice payment are linked, swap will not start until the invoice payment is started, and will not complete once the invoice payment is completed
+        let swapResult = { ok: false, error: "swap never completed" } as { ok: true, txId: string } | { ok: false, error: string }
+        swapper.SubscribeToTransactionSwap(data, result => {
+            swapResult = result
+        })
+        try {
+            await payInvoice(txSwap.invoice, txSwap.invoice_amount)
+            if (!swapResult.ok) {
+                this.log("invoice payment successful, but swap failed")
+                await this.storage.paymentStorage.FailTransactionSwap(swapOpId, address, swapResult.error)
+                throw new Error(swapResult.error)
+            }
+            this.log("swap completed successfully")
+            await this.storage.paymentStorage.FinalizeTransactionSwap(swapOpId, address, swapResult.txId)
+        } catch (err: any) {
+            if (swapResult.ok) {
+                this.log("failed to pay swap invoice, but swap completed successfully", swapResult.txId)
+                await this.storage.paymentStorage.FailTransactionSwap(swapOpId, address, err.message)
+            } else {
+                this.log("failed to pay swap invoice and swap failed", swapResult.error)
+                await this.storage.paymentStorage.FailTransactionSwap(swapOpId, address, swapResult.error)
+            }
+            throw err
+        }
+        const networkFeesTotal = txSwap.chain_fee_sats + txSwap.swap_fee_sats
+        return {
+            txId: swapResult.txId,
+            network_fee: networkFeesTotal
+        }
+    }
+}
+
+
+
+export class ReverseSwaps {
+    // settings: SettingsManager
+    private httpUrl: string
+    private wsUrl: string
+    log: PubLogger
+    private network: BTCNetwork
+    constructor({ httpUrl, wsUrl, network }: { httpUrl: string, wsUrl: string, network: BTCNetwork }) {
+        this.httpUrl = httpUrl
+        this.wsUrl = wsUrl
+        this.network = network
+        this.log = getLogger({ component: 'ReverseSwaps' })
+        initEccLib(ecc)
+    }
+
+    getHttpUrl = () => {
+        return this.httpUrl
+    }
+    getWsUrl = () => {
+        return this.wsUrl
+    }
+
+    calculateFees = (fees: TransactionSwapFees, receiveAmount: number) => {
+        const pct = fees.percentage / 100
+        const minerFee = fees.minerFees.claim + fees.minerFees.lockup
+
+        const preFee = receiveAmount + minerFee
+        const fee = Math.ceil(preFee * pct)
+        const total = preFee + fee
+        return { total, fee, minerFee }
+    }
+
+    GetFees = async (): Promise<{ ok: true, fees: TransactionSwapFees, } | { ok: false, error: string }> => {
+        const url = `${this.httpUrl}/v2/swap/reverse`
+        const feesRes = await loggedGet<TransactionSwapFeesRes>(this.log, url)
+        if (!feesRes.ok) {
+            return { ok: false, error: feesRes.error }
+        }
+        if (!feesRes.data.BTC?.BTC?.fees) {
+            return { ok: false, error: 'No fees found for BTC to BTC swap' }
+        }
+
+        return { ok: true, fees: feesRes.data.BTC.BTC.fees }
+    }
+
+    SwapTransaction = async (txAmount: number): Promise<{ ok: true, createdResponse: TransactionSwapResponse, preimage: string, pubkey: string, privKey: string } | { ok: false, error: string }> => {
+        const preimage = randomBytes(32);
+        const keys = ECPairFactory(ecc).makeRandom()
+        if (!keys.privateKey) {
+            return { ok: false, error: 'Failed to generate keys' }
+        }
+        const url = `${this.httpUrl}/v2/swap/reverse`
+        const req: any = {
+            onchainAmount: txAmount,
+            to: 'BTC',
+            from: 'BTC',
+            claimPublicKey: Buffer.from(keys.publicKey).toString('hex'),
+            preimageHash: createHash('sha256').update(preimage).digest('hex'),
+        }
+        const createdResponseRes = await loggedPost<TransactionSwapResponse>(this.log, url, req)
+        if (!createdResponseRes.ok) {
+            return createdResponseRes
+        }
+        const createdResponse = createdResponseRes.data
+        this.log('Created transaction swap');
+        this.log(createdResponse);
+        return {
+            ok: true, createdResponse,
+            preimage: Buffer.from(preimage).toString('hex'),
+            pubkey: Buffer.from(keys.publicKey).toString('hex'),
+            privKey: Buffer.from(keys.privateKey).toString('hex')
+        }
+    }
+
+    SubscribeToTransactionSwap = async (data: TransactionSwapData, swapDone: (result: { ok: true, txId: string } | { ok: false, error: string }) => void) => {
+        const webSocket = new ws(`${this.wsUrl}/v2/ws`)
+        const subReq = { op: 'subscribe', channel: 'swap.update', args: [data.createdResponse.id] }
+        webSocket.on('open', () => {
+            webSocket.send(JSON.stringify(subReq))
+        })
+        let txId = "", isDone = false
+        const done = () => {
+            isDone = true
+            webSocket.close()
+            swapDone({ ok: true, txId })
+        }
+        webSocket.on('error', (err) => {
+            this.log(ERROR, 'Error in WebSocket', err.message)
+        })
+        webSocket.on('close', () => {
+            if (!isDone) {
+                this.log(ERROR, 'WebSocket closed before swap was done');
+                swapDone({ ok: false, error: 'WebSocket closed before swap was done' })
+            }
+        })
+        webSocket.on('message', async (rawMsg) => {
+            try {
+                const result = await this.handleSwapTransactionMessage(rawMsg, data, done)
+                if (result) {
+                    txId = result
+                }
+            } catch (err: any) {
+                this.log(ERROR, 'Error handling transaction WebSocket message', err.message)
+                isDone = true
+                webSocket.close()
+                swapDone({ ok: false, error: err.message })
+                return
+            }
+        })
+    }
+
+    handleSwapTransactionMessage = async (rawMsg: ws.RawData, data: TransactionSwapData, done: () => void) => {
+        const msg = JSON.parse(rawMsg.toString('utf-8'));
+        if (msg.event !== 'update') {
+            return;
+        }
+
+        this.log('Got WebSocket update');
+        this.log(msg);
+        switch (msg.args[0].status) {
+            // "swap.created" means Boltz is waiting for the invoice to be paid
+            case 'swap.created':
+                this.log('Waiting invoice to be paid');
+                return;
+
+            // "transaction.mempool" means that Boltz sent an onchain transaction
+            case 'transaction.mempool':
+                const txIdRes = await this.handleTransactionMempool(data, msg.args[0].transaction.hex)
+                if (!txIdRes.ok) {
+                    throw new Error(txIdRes.error)
+                }
+                return txIdRes.txId
+            case 'invoice.settled':
+                this.log('Transaction swap successful');
+                done()
+                return;
+        }
+    }
+
+    handleTransactionMempool = async (data: TransactionSwapData, txHex: string): Promise<{ ok: true, txId: string } | { ok: false, error: string }> => {
+        this.log('Creating claim transaction');
+        const { createdResponse, info } = data
+        const { destinationAddress, keys, preimage, chainFee } = info
+        const boltzPublicKey = Buffer.from(
+            createdResponse.refundPublicKey,
+            'hex',
+        );
+
+        // Create a musig signing session and tweak it with the Taptree of the swap scripts
+        const musig = new Musig(await zkpInit(), keys, randomBytes(32), [
+            boltzPublicKey,
+            Buffer.from(keys.publicKey),
+        ]);
+        const tweakedKey = TaprootUtils.tweakMusig(
+            musig,
+            // swap tree can either be a string or an object
+            SwapTreeSerializer.deserializeSwapTree(createdResponse.swapTree).tree,
+        );
+
+        // Parse the lockup transaction and find the output relevant for the swap
+        const lockupTx = Transaction.fromHex(txHex);
+        const swapOutput = detectSwap(tweakedKey, lockupTx);
+        if (swapOutput === undefined) {
+            this.log(ERROR, 'No swap output found in lockup transaction');
+            return { ok: false, error: 'No swap output found in lockup transaction' }
+        }
+        const network = getNetwork(this.network)
+        // Create a claim transaction to be signed cooperatively via a key path spend
+        const claimTx = constructClaimTransaction(
+            [
+                {
+                    ...swapOutput,
+                    keys,
+                    preimage,
+                    cooperative: true,
+                    type: OutputType.Taproot,
+                    txHash: lockupTx.getHash(),
+                },
+            ],
+            address.toOutputScript(destinationAddress, network),
+            chainFee,
+        )
+        // Get the partial signature from Boltz
+        const claimUrl = `${this.httpUrl}/v2/swap/reverse/${createdResponse.id}/claim`
+        const claimReq = {
+            index: 0,
+            transaction: claimTx.toHex(),
+            preimage: preimage.toString('hex'),
+            pubNonce: Buffer.from(musig.getPublicNonce()).toString('hex'),
+        }
+        const boltzSigRes = await loggedPost<{ pubNonce: string, partialSignature: string }>(this.log, claimUrl, claimReq)
+        if (!boltzSigRes.ok) {
+            return boltzSigRes
+        }
+        const boltzSig = boltzSigRes.data
+
+        // Aggregate the nonces
+        musig.aggregateNonces([
+            [boltzPublicKey, Buffer.from(boltzSig.pubNonce, 'hex')],
+        ]);
+
+        // Initialize the session to sign the claim transaction
+        musig.initializeSession(
+            claimTx.hashForWitnessV1(
+                0,
+                [swapOutput.script],
+                [swapOutput.value],
+                Transaction.SIGHASH_DEFAULT,
+            ),
+        );
+
+        // Add the partial signature from Boltz
+        musig.addPartial(
+            boltzPublicKey,
+            Buffer.from(boltzSig.partialSignature, 'hex'),
+        );
+
+        // Create our partial signature
+        musig.signPartial();
+
+        // Witness of the input to the aggregated signature
+        claimTx.ins[0].witness = [musig.aggregatePartials()];
+
+        // Broadcast the finalized transaction
+        const broadcastUrl = `${this.httpUrl}/v2/chain/BTC/transaction`
+        const broadcastReq = {
+            hex: claimTx.toHex(),
+        }
+
+        const broadcastResponse = await loggedPost<any>(this.log, broadcastUrl, broadcastReq)
+        if (!broadcastResponse.ok) {
+            return broadcastResponse
+        }
+        this.log('Transaction broadcasted', broadcastResponse.data)
+        const txId = claimTx.getId()
+        return { ok: true, txId }
+    }
+}
+
+const loggedPost = async <T>(log: PubLogger, url: string, req: any): Promise<{ ok: true, data: T } | { ok: false, error: string }> => {
+    try {
+        const { data } = await axios.post(url, req)
+        return { ok: true, data: data as T }
+    } catch (err: any) {
+        if (err.response?.data) {
+            log(ERROR, 'Error sending request', err.response.data)
+            return { ok: false, error: JSON.stringify(err.response.data) }
+        }
+        log(ERROR, 'Error sending request', err.message)
+        return { ok: false, error: err.message }
+    }
+}
+
+const loggedGet = async <T>(log: PubLogger, url: string): Promise<{ ok: true, data: T } | { ok: false, error: string }> => {
+    try {
+        const { data } = await axios.get(url)
+        return { ok: true, data: data as T }
+    } catch (err: any) {
+        if (err.response?.data) {
+            log(ERROR, 'Error getting request', err.response.data)
+            return { ok: false, error: err.response.data }
+        }
+        log(ERROR, 'Error getting request', err.message)
+        return { ok: false, error: err.message }
+    }
+}
+
+const getNetwork = (network: BTCNetwork): Network => {
+    switch (network) {
+        case 'mainnet':
+            return Networks.bitcoinMainnet
+        case 'testnet':
+            return Networks.bitcoinTestnet
+        case 'regtest':
+            return Networks.bitcoinRegtest
+        default:
+            throw new Error(`Invalid network: ${network}`)
+    }
+}
+
+// Submarine swaps currently not supported, keeping the code for future reference
+/*
+export class SubmarineSwaps {
+    settings: SettingsManager
+    log: PubLogger
+    constructor(settings: SettingsManager) {
+        this.settings = settings
+        this.log = getLogger({ component: 'SubmarineSwaps' })
+    }
+
+    SwapInvoice = async (invoice: string, paymentHash: string) => {
+        if (!this.settings.getSettings().swapsSettings.enableSwaps) {
+            this.log(ERROR, 'Swaps are not enabled');
+            return;
+        }
+        const keys = ECPairFactory(ecc).makeRandom()
+        const refundPublicKey = Buffer.from(keys.publicKey).toString('hex')
+        const req = { invoice, to: 'BTC', from: 'BTC', refundPublicKey }
+        const url = `${this.settings.getSettings().swapsSettings.boltzHttpUrl}/v2/swap/submarine`
+        this.log('Sending invoice swap request to', url);
+        const createdResponseRes = await loggedPost<InvoiceSwapResponse>(this.log, url, req)
+        if (!createdResponseRes.ok) {
+            return createdResponseRes
+        }
+        const createdResponse = createdResponseRes.data
+        this.log('Created invoice swap');
+        this.log(createdResponse);
+
+        const webSocket = new ws(`${this.settings.getSettings().swapsSettings.boltzWebSocketUrl}/v2/ws`)
+        const subReq = { op: 'subscribe', channel: 'swap.update', args: [createdResponse.id] }
+        webSocket.on('open', () => {
+            webSocket.send(JSON.stringify(subReq))
+        })
+
+        webSocket.on('message', async (rawMsg) => {
+            try {
+                await this.handleSwapInvoiceMessage(rawMsg, { createdResponse, info: { paymentHash, keys } }, () => webSocket.close())
+            } catch (err: any) {
+                this.log(ERROR, 'Error handling invoice WebSocket message', err.message)
+                webSocket.close()
+                return
+            }
+        });
+    }
+
+    handleSwapInvoiceMessage = async (rawMsg: ws.RawData, data: InvoiceSwapData, closeWebSocket: () => void) => {
+        const msg = JSON.parse(rawMsg.toString('utf-8'));
+        if (msg.event !== 'update') {
+            return;
+        }
+
+        this.log('Got invoice WebSocket update');
+        this.log(msg);
+        switch (msg.args[0].status) {
+            // "invoice.set" means Boltz is waiting for an onchain transaction to be sent
+            case 'invoice.set':
+                this.log('Waiting for onchain transaction');
+                return;
+            // Create a partial signature to allow Boltz to do a key path spend to claim the mainchain coins
+            case 'transaction.claim.pending':
+                await this.handleInvoiceClaimPending(data)
+                return;
+
+            case 'transaction.claimed':
+                this.log('Invoice swap successful');
+                closeWebSocket()
+                return;
+        }
+
+    }
+
+    handleInvoiceClaimPending = async (data: InvoiceSwapData) => {
+        this.log('Creating cooperative claim transaction');
+        const { createdResponse, info } = data
+        const { paymentHash, keys } = info
+        const { boltzHttpUrl } = this.settings.getSettings().swapsSettings
+        // Get the information request to create a partial signature
+        const url = `${boltzHttpUrl}/v2/swap/submarine/${createdResponse.id}/claim`
+        const claimTxDetailsRes = await loggedGet<{ preimage: string, transactionHash: string, pubNonce: string }>(this.log, url)
+        if (!claimTxDetailsRes.ok) {
+            return claimTxDetailsRes
+        }
+        const claimTxDetails = claimTxDetailsRes.data
+        // Verify that Boltz actually paid the invoice by comparing the preimage hash
+        // of the invoice to the SHA256 hash of the preimage from the response
+        const claimTxPreimageHash = createHash('sha256').update(Buffer.from(claimTxDetails.preimage, 'hex')).digest()
+        const invoicePreimageHash = Buffer.from(paymentHash, 'hex')
+
+        if (!claimTxPreimageHash.equals(invoicePreimageHash)) {
+            this.log(ERROR, 'Boltz provided invalid preimage');
+            return;
+        }
+
+        const boltzPublicKey = Buffer.from(createdResponse.claimPublicKey, 'hex')
+
+        // Create a musig signing instance
+        const musig = new Musig(await zkpInit(), keys, randomBytes(32), [
+            boltzPublicKey,
+            Buffer.from(keys.publicKey),
+        ]);
+        // Tweak that musig with the Taptree of the swap scripts
+        TaprootUtils.tweakMusig(
+            musig,
+            SwapTreeSerializer.deserializeSwapTree(createdResponse.swapTree).tree,
+        );
+
+        // Aggregate the nonces
+        musig.aggregateNonces([
+            [boltzPublicKey, Buffer.from(claimTxDetails.pubNonce, 'hex')],
+        ]);
+        // Initialize the session to sign the transaction hash from the response
+        musig.initializeSession(
+            Buffer.from(claimTxDetails.transactionHash, 'hex'),
+        );
+
+        // Give our public nonce and the partial signature to Boltz
+        const claimUrl = `${boltzHttpUrl}/v2/swap/submarine/${createdResponse.id}/claim`
+        const claimReq = {
+            pubNonce: Buffer.from(musig.getPublicNonce()).toString('hex'),
+            partialSignature: Buffer.from(musig.signPartial()).toString('hex'),
+        }
+        const claimResponseRes = await loggedPost<{ pubNonce: string, partialSignature: string }>(this.log, claimUrl, claimReq)
+        if (!claimResponseRes.ok) {
+            return claimResponseRes
+        }
+        const claimResponse = claimResponseRes.data
+        this.log('Claim response', claimResponse)
+    }
+}
+*/

src/services/main/adminManager.ts

@@ -5,7 +5,9 @@ import Storage from "../storage/index.js";
 import * as Types from '../../../proto/autogenerated/ts/types.js'
 import LND from "../lnd/lnd.js";
 import SettingsManager from "./settingsManager.js";
+import { Swaps } from "../lnd/swaps.js";
 export class AdminManager {
+    settings: SettingsManager
     storage: Storage
     log = getLogger({ component: "adminManager" })
     adminNpub = ""
@@ -17,10 +19,13 @@ export class AdminManager {
     interval: NodeJS.Timer
     appNprofile: string
     lnd: LND
+    swaps: Swaps
     nostrConnected: boolean = false
     private nostrReset: () => Promise<void> = async () => { this.log("nostr reset not initialized yet") }
-    constructor(settings: SettingsManager, storage: Storage) {
+    constructor(settings: SettingsManager, storage: Storage, swaps: Swaps) {
+        this.settings = settings
         this.storage = storage
+        this.swaps = swaps
         this.dataDir = settings.getStorageSettings().dataDir
         this.adminNpubPath = getDataPath(this.dataDir, 'admin.npub')
         this.adminEnrollTokenPath = getDataPath(this.dataDir, 'admin.enroll')
@@ -45,6 +50,7 @@ export class AdminManager {
 
     setLND = (lnd: LND) => {
         this.lnd = lnd
+        this.swaps.SetLnd(lnd)
     }
 
     setNostrConnected = (connected: boolean) => {
@@ -253,6 +259,29 @@ export class AdminManager {
             closing_txid: Buffer.from(res.txid).toString('hex')
         }
     }
+
+    async ListAdminSwaps(): Promise<Types.SwapsList> {
+        return this.swaps.ListSwaps("admin", [], p => undefined, amt => 0)
+    }
+
+    async GetAdminTransactionSwapQuotes(req: Types.TransactionSwapRequest): Promise<Types.TransactionSwapQuoteList> {
+        const quotes = await this.swaps.GetTxSwapQuotes("admin", req.transaction_amount_sats, () => 0)
+        return { quotes }
+    }
+    async PayAdminTransactionSwap(req: Types.PayAdminTransactionSwapRequest): Promise<Types.AdminSwapResponse> {
+        const routingFloor = this.settings.getSettings().lndSettings.routingFeeFloor
+        const routingLimit = this.settings.getSettings().lndSettings.routingFeeLimitBps / 10000
+
+        const swap = await this.swaps.PayAddrWithSwap("admin", req.swap_operation_id, req.address, async (invoice, amt) => {
+            const r = Math.max(Math.ceil(routingLimit * amt), routingFloor)
+            const payment = await this.lnd.PayInvoice(invoice, 0, { routingFeeLimit: r, serviceFee: 0 }, amt, { useProvider: false, from: 'system' })
+            await this.storage.metricsStorage.AddRootOperation("invoice_payment", invoice, amt + payment.feeSat)
+        })
+        return {
+            tx_id: swap.txId,
+            network_fee: swap.network_fee,
+        }
+    }
 }
 
 const getDataPath = (dataDir: string, dataPath: string) => {

src/services/main/appUserManager.ts

@@ -69,14 +69,15 @@ export default class {
             throw new Error(`app user ${ctx.user_id} not found`) // TODO: fix logs doxing
         }
         const nostrSettings = this.settings.getSettings().nostrRelaySettings
+        const { max, serviceFeeFloor, serviceFeeBps } = this.applicationManager.paymentManager.GetMaxPayableInvoice(user.balance_sats)
         return {
             userId: ctx.user_id,
             balance: user.balance_sats,
-            max_withdrawable: this.applicationManager.paymentManager.GetMaxPayableInvoice(user.balance_sats, true),
+            max_withdrawable: max,
             user_identifier: appUser.identifier,
-            network_max_fee_bps: this.settings.getSettings().lndSettings.feeRateBps,
+            network_max_fee_bps: 0,
-            network_max_fee_fixed: this.settings.getSettings().lndSettings.feeFixedLimit,
+            network_max_fee_fixed: serviceFeeFloor,
-            service_fee_bps: this.settings.getSettings().serviceFeeSettings.outgoingAppUserInvoiceFeeBps,
+            service_fee_bps: serviceFeeBps,
             noffer: nofferEncode({ pubkey: app.nostr_public_key!, offer: appUser.identifier, priceType: OfferPriceType.Spontaneous, relay: nostrSettings.relays[0] }),
             ndebit: ndebitEncode({ pubkey: app.nostr_public_key!, pointer: appUser.identifier, relay: nostrSettings.relays[0] }),
             nmanage: nmanageEncode({ pubkey: app.nostr_public_key!, pointer: appUser.identifier, relay: nostrSettings.relays[0] }),
@@ -104,14 +105,9 @@ export default class {
         return this.applicationManager.PayAppUserInvoice(ctx.app_id, {
             amount: req.amount,
             invoice: req.invoice,
-            user_identifier: ctx.app_user_id
+            user_identifier: ctx.app_user_id,
-        })
+            debit_npub: req.debit_npub,
-    }
+            expected_fees: req.expected_fees,
-    async PayAddress(ctx: Types.UserContext, req: Types.PayInvoiceRequest): Promise<Types.PayInvoiceResponse> {
-        return this.applicationManager.PayAppUserInvoice(ctx.app_id, {
-            amount: req.amount,
-            invoice: req.invoice,
-            user_identifier: ctx.app_user_id
         })
     }
 

src/services/main/applicationManager.ts

@@ -17,7 +17,6 @@ type NsecLinkingData = {
     expiry: number
 }
 export default class {
-
     storage: Storage
     settings: SettingsManager
     paymentManager: PaymentManager
@@ -47,12 +46,13 @@ export default class {
         }, 60 * 1000); // 1 minute
     }
 
-    async StartAppsServiceBeacon(publishBeacon: (app: Application) => void) {
+    async StartAppsServiceBeacon(publishBeacon: (app: Application, fees: Types.CumulativeFees) => void) {
         this.serviceBeaconInterval = setInterval(async () => {
             try {
+                const fees = this.paymentManager.GetFees()
                 const apps = await this.storage.applicationStorage.GetApplications()
                 apps.forEach(app => {
-                    publishBeacon(app)
+                    publishBeacon(app, fees)
                 })
             } catch (e) {
                 this.log("error in beacon", (e as any).message)
@@ -154,17 +154,17 @@ export default class {
 
         const ndebitString = ndebitEncode({ pubkey: app.nostr_public_key!, pointer: u.identifier, relay: nostrSettings.relays[0] })
         log("🔗 [DEBUG] Generated ndebit for user", { userId: u.user.user_id, ndebit: ndebitString })
-
+        const { max, serviceFeeFloor, serviceFeeBps } = this.paymentManager.GetMaxPayableInvoice(u.user.balance_sats)
         return {
             identifier: u.identifier,
             info: {
                 userId: u.user.user_id,
                 balance: u.user.balance_sats,
-                max_withdrawable: this.paymentManager.GetMaxPayableInvoice(u.user.balance_sats, true),
+                max_withdrawable: max,
                 user_identifier: u.identifier,
-                network_max_fee_bps: this.settings.getSettings().lndSettings.feeRateBps,
+                network_max_fee_bps: 0,
-                network_max_fee_fixed: this.settings.getSettings().lndSettings.feeFixedLimit,
+                network_max_fee_fixed: serviceFeeFloor,
-                service_fee_bps: this.settings.getSettings().serviceFeeSettings.outgoingAppUserInvoiceFeeBps,
+                service_fee_bps: serviceFeeBps,
                 noffer: nofferEncode({ pubkey: app.nostr_public_key!, offer: u.identifier, priceType: OfferPriceType.Spontaneous, relay: nostrSettings.relays[0] }),
                 ndebit: ndebitEncode({ pubkey: app.nostr_public_key!, pointer: u.identifier, relay: nostrSettings.relays[0] }),
                 nmanage: nmanageEncode({ pubkey: app.nostr_public_key!, pointer: u.identifier, relay: nostrSettings.relays[0] }),
@@ -172,7 +172,7 @@ export default class {
                 bridge_url: this.settings.getSettings().serviceSettings.bridgeUrl
 
             },
-            max_withdrawable: this.paymentManager.GetMaxPayableInvoice(u.user.balance_sats, true)
+            max_withdrawable: max
         }
     }
 
@@ -213,16 +213,16 @@ export default class {
     async GetAppUser(appId: string, req: Types.GetAppUserRequest): Promise<Types.AppUser> {
         const app = await this.storage.applicationStorage.GetApplication(appId)
         const user = await this.storage.applicationStorage.GetApplicationUser(app, req.user_identifier)
-        const max = this.paymentManager.GetMaxPayableInvoice(user.user.balance_sats, true)
         const nostrSettings = this.settings.getSettings().nostrRelaySettings
+        const { max, serviceFeeFloor, serviceFeeBps } = this.paymentManager.GetMaxPayableInvoice(user.user.balance_sats)
         return {
             max_withdrawable: max, identifier: req.user_identifier, info: {
                 userId: user.user.user_id, balance: user.user.balance_sats,
-                max_withdrawable: this.paymentManager.GetMaxPayableInvoice(user.user.balance_sats, true),
+                max_withdrawable: max,
                 user_identifier: user.identifier,
-                network_max_fee_bps: this.settings.getSettings().lndSettings.feeRateBps,
+                network_max_fee_bps: 0,
-                network_max_fee_fixed: this.settings.getSettings().lndSettings.feeFixedLimit,
+                network_max_fee_fixed: serviceFeeFloor,
-                service_fee_bps: this.settings.getSettings().serviceFeeSettings.outgoingAppUserInvoiceFeeBps,
+                service_fee_bps: serviceFeeBps,
                 noffer: nofferEncode({ pubkey: app.nostr_public_key!, offer: user.identifier, priceType: OfferPriceType.Spontaneous, relay: nostrSettings.relays[0] }),
                 ndebit: ndebitEncode({ pubkey: app.nostr_public_key!, pointer: user.identifier, relay: nostrSettings.relays[0] }),
                 nmanage: nmanageEncode({ pubkey: app.nostr_public_key!, pointer: user.identifier, relay: nostrSettings.relays[0] }),
@@ -235,9 +235,31 @@ export default class {
     async PayAppUserInvoice(appId: string, req: Types.PayAppUserInvoiceRequest): Promise<Types.PayInvoiceResponse> {
         const app = await this.storage.applicationStorage.GetApplication(appId)
         const appUser = await this.storage.applicationStorage.GetApplicationUser(app, req.user_identifier)
-        const paid = await this.paymentManager.PayInvoice(appUser.user.user_id, req, app)
+        try {
-        getLogger({ appName: app.name })(appUser.identifier, "invoice paid", paid.amount_paid, "sats")
+            const paid = await this.paymentManager.PayInvoice(appUser.user.user_id, req, app, {
-        return paid
+                ack: pendingOp => { this.notifyAppUserPayment(appUser, pendingOp) }
+            })
+            this.notifyAppUserPayment(appUser, paid.operation)
+            getLogger({ appName: app.name })(appUser.identifier, "invoice paid", paid.amount_paid, "sats")
+            return paid
+        } catch (e) {
+            const failedOp: Types.UserOperation = {
+                type: Types.UserOperationType.OUTGOING_INVOICE,
+                paidAtUnix: -1, amount: 0, confirmed: false, identifier: req.invoice, operationId: "",
+                inbound: false, internal: false, network_fee: 0, service_fee: 0, tx_hash: "",
+            }
+            this.notifyAppUserPayment(appUser, failedOp)
+            throw e
+        }
+    }
+
+    notifyAppUserPayment = (appUser: ApplicationUser, op: Types.UserOperation) => {
+        const balance = appUser.user.balance_sats
+        const message: Types.LiveUserOperation & { requestId: string, status: 'OK' } =
+            { operation: op, requestId: "GetLiveUserOperations", status: 'OK', latest_balance: balance }
+        if (appUser.nostr_public_key) { // TODO - fix before support for http streams
+            this.storage.NostrSender().Send({ type: 'app', appId: appUser.application.app_id }, { type: 'content', content: JSON.stringify(message), pub: appUser.nostr_public_key })
+        }
     }
 
     async SendAppUserToAppUserPayment(appId: string, req: Types.SendAppUserToAppUserPaymentRequest): Promise<void> {

src/services/main/debitManager.ts

@@ -6,20 +6,16 @@ import { ERROR, getLogger } from "../helpers/logger.js";
 import { DebitAccess, DebitAccessRules } from '../storage/entity/DebitAccess.js';
 import { Application } from '../storage/entity/Application.js';
 import { ApplicationUser } from '../storage/entity/ApplicationUser.js';
-import { NostrEvent, NostrSend, SendData, SendInitiator } from '../nostr/handler.js';
+import { NostrEvent } from '../nostr/nostrPool.js';
-import { UnsignedEvent } from 'nostr-tools';
 import { Ndebit, NdebitData, NdebitFailure, NdebitSuccess, RecurringDebitTimeUnit } from "@shocknet/clink-sdk";
-import { debitAccessRulesToDebitRules, newNdebitResponse,debitRulesToDebitAccessRules, 
+import {
-    nofferErrors, AuthRequiredRes, HandleNdebitRes, expirationRuleName, 
+    debitAccessRulesToDebitRules, newNdebitResponse, debitRulesToDebitAccessRules,
-    frequencyRuleName,IntervalTypeToSeconds,unitToIntervalType } from "./debitTypes.js";
+    nofferErrors, AuthRequiredRes, HandleNdebitRes, expirationRuleName,
+    frequencyRuleName, IntervalTypeToSeconds, unitToIntervalType
+} from "./debitTypes.js";
 
 export class DebitManager {
-
-
-    _nostrSend: NostrSend | null = null
-
     applicationManager: ApplicationManager
-
     storage: Storage
     lnd: LND
     logger = getLogger({ component: 'DebitManager' })
@@ -29,16 +25,6 @@ export class DebitManager {
         this.applicationManager = applicationManager
     }
 
-    attachNostrSend = (nostrSend: NostrSend) => {
-        this._nostrSend = nostrSend
-    }
-    nostrSend: NostrSend = (initiator: SendInitiator, data: SendData, relays?: string[] | undefined) => {
-        if (!this._nostrSend) {
-            throw new Error("No nostrSend attached")
-        }
-        this._nostrSend(initiator, data, relays)
-    }
-
     GetDebitAuthorizations = async (ctx: Types.UserContext): Promise<Types.DebitAuthorizations> => {
         const allDebitsAccesses = await this.storage.debitStorage.GetAllUserDebitAccess(ctx.app_user_id)
         const debits: Types.DebitAuthorization[] = allDebitsAccesses.map(access => ({
@@ -72,7 +58,7 @@ export class DebitManager {
                 this.sendDebitResponse({ res: 'GFY', error: nofferErrors[1], code: 1 }, { pub: req.npub, id: req.request_id, appId: ctx.app_id })
                 return
             case Types.DebitResponse_response_type.INVOICE:
-                await this.paySingleInvoice(ctx, {invoice: req.response.invoice, npub: req.npub, request_id: req.request_id})
+                await this.paySingleInvoice(ctx, { invoice: req.response.invoice, npub: req.npub, request_id: req.request_id })
                 return
             case Types.DebitResponse_response_type.AUTHORIZE:
                 await this.handleAuthorization(ctx, req.response.authorize, { npub: req.npub, request_id: req.request_id })
@@ -82,14 +68,12 @@ export class DebitManager {
         }
     }
 
-    paySingleInvoice = async (ctx: Types.UserContext, {invoice,npub,request_id}:{invoice:string, npub:string, request_id:string}) => {
+    paySingleInvoice = async (ctx: Types.UserContext, { invoice, npub, request_id }: { invoice: string, npub: string, request_id: string }) => {
         try {
             this.logger("🔍 [DEBIT REQUEST] Paying single invoice")
-            const app = await this.storage.applicationStorage.GetApplication(ctx.app_id)
+            const { payment } = await this.sendDebitPayment(ctx.app_id, ctx.app_user_id, npub, invoice)
-            const appUser = await this.storage.applicationStorage.GetApplicationUser(app, ctx.app_user_id)
-            const { op, payment } = await this.sendDebitPayment(ctx.app_id, ctx.app_user_id, npub, invoice)
             const debitRes: NdebitSuccess = { res: 'ok', preimage: payment.preimage }
-            this.notifyPaymentSuccess(appUser, debitRes, op, { appId: ctx.app_id, pub: npub, id: request_id })
+            this.notifyPaymentSuccess(debitRes, { appId: ctx.app_id, pub: npub, id: request_id })
         } catch (e: any) {
             this.logger("❌ [DEBIT REQUEST] Error in single invoice payment")
             this.sendDebitResponse({ res: 'GFY', error: nofferErrors[1], code: 1 }, { pub: npub, id: request_id, appId: ctx.app_id })
@@ -97,7 +81,7 @@ export class DebitManager {
         }
     }
 
-    handleAuthorization = async (ctx: Types.UserContext,debit:Types.DebitToAuthorize, {npub,request_id}:{ npub:string, request_id:string})=>{
+    handleAuthorization = async (ctx: Types.UserContext, debit: Types.DebitToAuthorize, { npub, request_id }: { npub: string, request_id: string }) => {
         this.logger("🔍 [DEBIT REQUEST] Handling authorization", {
             npub,
             request_id,
@@ -122,20 +106,20 @@ export class DebitManager {
             const appUser = await this.storage.applicationStorage.GetApplicationUser(app, ctx.app_user_id)
             this.validateAccessRules(access, app, appUser)
             this.logger("🔍 [DEBIT REQUEST] Sending debit payment")
-            const { op, payment } = await this.sendDebitPayment(ctx.app_id, ctx.app_user_id, npub, invoice)
+            const { payment } = await this.sendDebitPayment(ctx.app_id, ctx.app_user_id, npub, invoice)
             const debitRes: NdebitSuccess = { res: 'ok', preimage: payment.preimage }
-            this.notifyPaymentSuccess(appUser, debitRes, op, { appId: ctx.app_id, pub: npub, id: request_id })
+            this.notifyPaymentSuccess(debitRes, { appId: ctx.app_id, pub: npub, id: request_id })
         } catch (e: any) {
             this.logger("❌ [DEBIT REQUEST] Error in debit authorization")
             this.sendDebitResponse({ res: 'GFY', error: nofferErrors[1], code: 1 }, { pub: npub, id: request_id, appId: ctx.app_id })
             throw e
         }
-        
+
     }
 
     handleNip68Debit = async (pointerdata: NdebitData, event: NostrEvent) => {
-        if (!this._nostrSend) {
+        if (!this.storage.NostrSender().IsReady()) {
-            throw new Error("No nostrSend attached")
+            throw new Error("Nostr sender not ready")
         }
         this.logger("📥 [DEBIT REQUEST] Received debit request", {
             fromPub: event.pub,
@@ -144,10 +128,10 @@ export class DebitManager {
             pointerdata
         })
         const res = await this.payNdebitInvoice(event, pointerdata)
-        this.logger("🔍 [DEBIT REQUEST] Sending ",res.status," response")
+        this.logger("🔍 [DEBIT REQUEST] Sending ", res.status, " response")
         if (res.status === 'fail' || res.status === 'authOk') {
             const e = newNdebitResponse(JSON.stringify(res.debitRes), event)
-            this.nostrSend({ type: 'app', appId: event.appId }, { type: 'event', event: e, encrypt: { toPub: event.pub } })
+            this.storage.NostrSender().Send({ type: 'app', appId: event.appId }, { type: 'event', event: e, encrypt: { toPub: event.pub } })
             return
         }
         const { appUser } = res
@@ -155,30 +139,27 @@ export class DebitManager {
             this.handleAuthRequired(pointerdata, event, res)
             return
         }
-        const { op, debitRes } = res
+        const { debitRes } = res
-        this.notifyPaymentSuccess(appUser, debitRes, op, event)
+        this.notifyPaymentSuccess(debitRes, event)
     }
 
-    handleAuthRequired = (data:NdebitData, event: NostrEvent, res: AuthRequiredRes) => {
+    handleAuthRequired = (data: NdebitData, event: NostrEvent, res: AuthRequiredRes) => {
         if (!res.appUser.nostr_public_key) {
             this.sendDebitResponse({ res: 'GFY', error: nofferErrors[1], code: 1 }, { pub: event.pub, id: event.id, appId: event.appId })
             return
         }
         const message: Types.LiveDebitRequest & { requestId: string, status: 'OK' } = { ...res.liveDebitReq, requestId: "GetLiveDebitRequests", status: 'OK' }
-        this.nostrSend({ type: 'app', appId: event.appId }, { type: 'content', content: JSON.stringify(message), pub: res.appUser.nostr_public_key })
+        this.storage.NostrSender().Send({ type: 'app', appId: event.appId }, { type: 'content', content: JSON.stringify(message), pub: res.appUser.nostr_public_key })
     }
 
-    notifyPaymentSuccess = (appUser: ApplicationUser, debitRes: NdebitSuccess, op: Types.UserOperation, event: { pub: string, id: string, appId: string }) => {
+    notifyPaymentSuccess = (debitRes: NdebitSuccess, event: { pub: string, id: string, appId: string }) => {
-        const message: Types.LiveUserOperation & { requestId: string, status: 'OK' } = { operation: op, requestId: "GetLiveUserOperations", status: 'OK' }
-        if (appUser.nostr_public_key) { // TODO - fix before support for http streams
-            this.nostrSend({ type: 'app', appId: event.appId }, { type: 'content', content: JSON.stringify(message), pub: appUser.nostr_public_key })
-        }
         this.sendDebitResponse(debitRes, event)
     }
 
     sendDebitResponse = (debitRes: NdebitFailure | NdebitSuccess, event: { pub: string, id: string, appId: string }) => {
         const e = newNdebitResponse(JSON.stringify(debitRes), event)
-        this.nostrSend({ type: 'app', appId: event.appId }, { type: 'event', event: e, encrypt: { toPub: event.pub } })
+        this.storage.NostrSender().Send({ type: 'app', appId: event.appId }, { type: 'event', event: e, encrypt: { toPub: event.pub } })
+
     }
 
     payNdebitInvoice = async (event: NostrEvent, pointerdata: NdebitData): Promise<HandleNdebitRes> => {
@@ -286,15 +267,14 @@ export class DebitManager {
         }
         await this.validateAccessRules(authorization, app, appUser)
         this.logger("🔍 [DEBIT REQUEST] Sending requested debit payment")
-        const { op, payment } = await this.sendDebitPayment(appId, appUserId, requestorPub, bolt11)
+        const { payment } = await this.sendDebitPayment(appId, appUserId, requestorPub, bolt11)
-        return { status: 'invoicePaid', op, app, appUser, debitRes: { res: 'ok', preimage: payment.preimage } }
+        return { status: 'invoicePaid', app, appUser, debitRes: { res: 'ok', preimage: payment.preimage } }
     }
 
     sendDebitPayment = async (appId: string, appUserId: string, requestorPub: string, bolt11: string) => {
         const payment = await this.applicationManager.PayAppUserInvoice(appId, { amount: 0, invoice: bolt11, user_identifier: appUserId, debit_npub: requestorPub })
-        await this.storage.debitStorage.IncrementDebitAccess(appUserId, requestorPub, payment.amount_paid + payment.service_fee + payment.network_fee)
+        await this.storage.debitStorage.IncrementDebitAccess(appUserId, requestorPub, payment.amount_paid + payment.service_fee)
-        const op = this.newPaymentOperation(payment, bolt11)
+        return { payment }
-        return { payment, op }
     }
 
     validateAccessRules = async (access: DebitAccess, app: Application, appUser: ApplicationUser): Promise<boolean> => {
@@ -325,21 +305,5 @@ export class DebitManager {
         }
         return true
     }
-
-    newPaymentOperation = (payment: Types.PayInvoiceResponse, bolt11: string) => {
-        return {
-            amount: payment.amount_paid,
-            paidAtUnix: Math.floor(Date.now() / 1000),
-            inbound: false,
-            type: Types.UserOperationType.OUTGOING_INVOICE,
-            identifier: bolt11,
-            operationId: payment.operation_id,
-            network_fee: payment.network_fee,
-            service_fee: payment.service_fee,
-            confirmed: true,
-            tx_hash: "",
-            internal: payment.network_fee === 0
-        }
-    }
 }
 

src/services/main/debitTypes.ts

@@ -1,9 +1,9 @@
 import * as Types from "../../../proto/autogenerated/ts/types.js";
-import {  DebitAccessRules } from '../storage/entity/DebitAccess.js';
+import { DebitAccessRules } from '../storage/entity/DebitAccess.js';
 import { Application } from '../storage/entity/Application.js';
 import { ApplicationUser } from '../storage/entity/ApplicationUser.js';
 import { UnsignedEvent } from 'nostr-tools';
-import {  NdebitFailure, NdebitSuccess, RecurringDebitTimeUnit } from "@shocknet/clink-sdk";
+import { NdebitFailure, NdebitSuccess, RecurringDebitTimeUnit } from "@shocknet/clink-sdk";
 
 export const expirationRuleName = 'expiration'
 export const frequencyRuleName = 'frequency'
@@ -96,7 +96,7 @@ export const nofferErrors = {
 }
 export type AuthRequiredRes = { status: 'authRequired', liveDebitReq: Types.LiveDebitRequest, app: Application, appUser: ApplicationUser }
 export type HandleNdebitRes = { status: 'fail', debitRes: NdebitFailure }
-    | { status: 'invoicePaid', op: Types.UserOperation, app: Application, appUser: ApplicationUser, debitRes: NdebitSuccess }
+    | { status: 'invoicePaid', app: Application, appUser: ApplicationUser, debitRes: NdebitSuccess }
     | AuthRequiredRes
     | { status: 'authOk', debitRes: NdebitSuccess }
 

src/services/main/index.ts

@@ -12,7 +12,7 @@ import AppUserManager from "./appUserManager.js"
 import { Application } from '../storage/entity/Application.js'
 import { UserReceivingInvoice } from '../storage/entity/UserReceivingInvoice.js'
 import { UnsignedEvent } from 'nostr-tools'
-import { NostrSend } from '../nostr/handler.js'
+import { NostrSend } from '../nostr/nostrPool.js'
 import MetricsManager from '../metrics/index.js'
 import { LiquidityProvider } from "./liquidityProvider.js"
 import { LiquidityManager } from "./liquidityManager.js"
@@ -30,7 +30,7 @@ import { Agent } from "https"
 import { NotificationsManager } from "./notificationsManager.js"
 import { ApplicationUser } from '../storage/entity/ApplicationUser.js'
 import SettingsManager from './settingsManager.js'
-import { NostrSettings } from '../nostr/handler.js'
+import { NostrSettings, AppInfo } from '../nostr/nostrPool.js'
 type UserOperationsSub = {
     id: string
     newIncomingInvoice: (operation: Types.UserOperation) => void
@@ -61,8 +61,6 @@ export default class {
     rugPullTracker: RugPullTracker
     unlocker: Unlocker
     notificationsManager: NotificationsManager
-    //webRTC: webRTC
-    nostrSend: NostrSend = () => { getLogger({})("nostr send not initialized yet") }
     nostrProcessPing: (() => Promise<void>) | null = null
     nostrReset: (settings: NostrSettings) => void = () => { getLogger({})("nostr reset not initialized yet") }
     constructor(settings: SettingsManager, storage: Storage, adminManager: AdminManager, utils: Utils, unlocker: Unlocker) {
@@ -82,7 +80,7 @@ export default class {
         this.liquidityManager = new LiquidityManager(this.settings, this.storage, this.utils, this.liquidityProvider, this.lnd, this.rugPullTracker)
         this.metricsManager = new MetricsManager(this.storage, this.lnd)
 
-        this.paymentManager = new PaymentManager(this.storage, this.lnd, this.settings, this.liquidityManager, this.utils, this.addressPaidCb, this.invoicePaidCb)
+        this.paymentManager = new PaymentManager(this.storage, this.metricsManager, this.lnd, adminManager.swaps, this.settings, this.liquidityManager, this.utils, this.addressPaidCb, this.invoicePaidCb)
         this.productManager = new ProductManager(this.storage, this.paymentManager, this.settings)
         this.applicationManager = new ApplicationManager(this.storage, this.settings, this.paymentManager)
         this.appUserManager = new AppUserManager(this.storage, this.settings, this.applicationManager)
@@ -102,19 +100,13 @@ export default class {
     }
 
     StartBeacons() {
-        this.applicationManager.StartAppsServiceBeacon(app => {
+        this.applicationManager.StartAppsServiceBeacon((app, fees) => {
-            this.UpdateBeacon(app, { type: 'service', name: app.name, avatarUrl: app.avatar_url })
+            this.UpdateBeacon(app, { type: 'service', name: app.name, avatarUrl: app.avatar_url, fees })
         })
     }
 
     attachNostrSend(f: NostrSend) {
-        this.nostrSend = f
+        this.utils.nostrSender.AttachNostrSend(f)
-        this.liquidityProvider.attachNostrSend(f)
-        this.debitManager.attachNostrSend(f)
-        this.offerManager.attachNostrSend(f)
-        this.managementManager.attachNostrSend(f)
-        this.utils.attachNostrSend(f)
-        //this.webRTC.attachNostrSend(f)
     }
 
     attachNostrProcessPing(f: () => Promise<void>) {
@@ -168,7 +160,8 @@ export default class {
     NewBlockHandler = async (height: number) => {
         let confirmed: (PendingTx & { confs: number; })[]
         let log = getLogger({})
-
+        this.storage.paymentStorage.DeleteExpiredTransactionSwaps(height)
+            .catch(err => log(ERROR, "failed to delete expired transaction swaps", err.message || err))
         try {
             const balanceEvents = await this.paymentManager.GetLndBalance()
             await this.metricsManager.NewBlockCb(height, balanceEvents)
@@ -220,6 +213,10 @@ export default class {
             const { blockHeight } = await this.lnd.GetInfo()
             const userAddress = await this.storage.paymentStorage.GetAddressOwner(address, tx)
             if (!userAddress) {
+                const isChange = await this.lnd.IsChangeAddress(address)
+                if (isChange) {
+                    return
+                }
                 await this.metricsManager.AddRootAddressPaid(address, txOutput, amount)
                 return
             }
@@ -230,11 +227,8 @@ export default class {
                 return
             }
             log = getLogger({ appName: userAddress.linkedApplication.name })
-            const isAppUserPayment = userAddress.user.user_id !== userAddress.linkedApplication.owner.user_id
+            const isManagedUser = userAddress.user.user_id !== userAddress.linkedApplication.owner.user_id
-            let fee = this.paymentManager.getServiceFee(Types.UserOperationType.INCOMING_TX, amount, isAppUserPayment)
+            const fee = this.paymentManager.getReceiveServiceFee(Types.UserOperationType.INCOMING_TX, amount, isManagedUser)
-            if (userAddress.linkedApplication && userAddress.linkedApplication.owner.user_id === userAddress.user.user_id) {
-                fee = 0
-            }
             try {
                 // This call will fail if the transaction is already registered
                 const addedTx = await this.storage.paymentStorage.AddAddressReceivingTransaction(userAddress, txOutput.hash, txOutput.index, amount, fee, internal, blockHeight, tx)
@@ -274,11 +268,8 @@ export default class {
                 return
             }
             log = getLogger({ appName: userInvoice.linkedApplication.name })
-            const isAppUserPayment = userInvoice.user.user_id !== userInvoice.linkedApplication.owner.user_id
+            const isManagedUser = userInvoice.user.user_id !== userInvoice.linkedApplication.owner.user_id
-            let fee = this.paymentManager.getServiceFee(Types.UserOperationType.INCOMING_INVOICE, amount, isAppUserPayment)
+            const fee = this.paymentManager.getReceiveServiceFee(Types.UserOperationType.INCOMING_INVOICE, amount, isManagedUser)
-            if (userInvoice.linkedApplication && userInvoice.linkedApplication.owner.user_id === userInvoice.user.user_id) {
-                fee = 0
-            }
             try {
                 await this.storage.paymentStorage.FlagInvoiceAsPaid(userInvoice, amount, fee, internal, tx)
                 this.storage.eventsLog.LogEvent({ type: 'invoice_paid', userId: userInvoice.user.user_id, appId: userInvoice.linkedApplication.app_id, appUserId: "", balance: userInvoice.user.balance_sats, data: paymentRequest, amount })
@@ -385,10 +376,11 @@ export default class {
             getLogger({ appName: app.name })("cannot notify user, not a nostr user")
             return
         }
-
+        const balance = user.user.balance_sats
-        const message: Types.LiveUserOperation & { requestId: string, status: 'OK' } = { operation: op, requestId: "GetLiveUserOperations", status: 'OK' }
+        const message: Types.LiveUserOperation & { requestId: string, status: 'OK' } =
+            { operation: op, requestId: "GetLiveUserOperations", status: 'OK', latest_balance: balance }
         const j = JSON.stringify(message)
-        this.nostrSend({ type: 'app', appId: app.app_id }, { type: 'content', content: j, pub: user.nostr_public_key })
+        this.utils.nostrSender.Send({ type: 'app', appId: app.app_id }, { type: 'content', content: j, pub: user.nostr_public_key })
         this.SendEncryptedNotification(app, user, op)
     }
 
@@ -408,7 +400,7 @@ export default class {
         })
     }
 
-    async UpdateBeacon(app: Application, content: { type: 'service', name: string, avatarUrl?: string, nextRelay?: string }) {
+    async UpdateBeacon(app: Application, content: Types.BeaconData) {
         if (!app.nostr_public_key) {
             getLogger({ appName: app.name })("cannot update beacon, public key not set")
             return
@@ -421,7 +413,7 @@ export default class {
             pubkey: app.nostr_public_key,
             tags,
         }
-        this.nostrSend({ type: 'app', appId: app.app_id }, { type: 'event', event })
+        this.utils.nostrSender.Send({ type: 'app', appId: app.app_id }, { type: 'event', event })
     }
 
     async createZapReceipt(log: PubLogger, invoice: UserReceivingInvoice) {
@@ -441,7 +433,7 @@ export default class {
             tags,
         }
         log({ unsigned: event })
-        this.nostrSend({ type: 'app', appId: invoice.linkedApplication.app_id }, { type: 'event', event }, zapInfo.relays || undefined)
+        this.utils.nostrSender.Send({ type: 'app', appId: invoice.linkedApplication.app_id }, { type: 'event', event }, zapInfo.relays || undefined)
     }
 
     async createClinkReceipt(log: PubLogger, invoice: UserReceivingInvoice) {
@@ -465,7 +457,7 @@ export default class {
                 ["clink_version", "1"]
             ],
         }
-        this.nostrSend(
+        this.utils.nostrSender.Send(
             { type: 'app', appId: invoice.linkedApplication.app_id },
             { type: 'event', event, encrypt: { toPub: invoice.clink_requester_pub } }
         )
@@ -474,28 +466,38 @@ export default class {
     async ResetNostr() {
         const apps = await this.storage.applicationStorage.GetApplications()
         const nextRelay = this.settings.getSettings().nostrRelaySettings.relays[0]
+        const fees = this.paymentManager.GetFees()
         for (const app of apps) {
-            await this.UpdateBeacon(app, { type: 'service', name: app.name, avatarUrl: app.avatar_url, nextRelay })
+            await this.UpdateBeacon(app, { type: 'service', name: app.name, avatarUrl: app.avatar_url, nextRelay, fees })
         }
 
         const defaultNames = ['wallet', 'wallet-test', this.settings.getSettings().serviceSettings.defaultAppName]
-        const liquidityProviderApp = apps.find(app => defaultNames.includes(app.name))
+        const local = apps.find(app => defaultNames.includes(app.name))
-        if (!liquidityProviderApp) {
+        if (!local) {
-            throw new Error("wallet app not initialized correctly")
+            throw new Error("local app not initialized correctly")
-        }
-        const liquidityProviderInfo = {
-            privateKey: liquidityProviderApp.nostr_private_key || "",
-            publicKey: liquidityProviderApp.nostr_public_key || "",
-            name: "liquidity_provider", clientId: `client_${liquidityProviderApp.app_id}`
         }
+        this.liquidityProvider.setNostrInfo({ localId: `client_${local.app_id}`, localPubkey: local.nostr_public_key || "" })
+        const relays = this.settings.getSettings().nostrRelaySettings.relays
+        const appsInfo: AppInfo[] = apps.map(app => {
+            return {
+                appId: app.app_id,
+                privateKey: app.nostr_private_key || "",
+                publicKey: app.nostr_public_key || "",
+                name: app.name,
+                provider: app.nostr_public_key === local.nostr_public_key ? {
+                    clientId: `client_${local.app_id}`,
+                    pubkey: this.settings.getSettings().liquiditySettings.liquidityProviderPub,
+                    relayUrl: this.settings.getSettings().liquiditySettings.providerRelayUrl
+                } : undefined
+            }
+        })
         const s: NostrSettings = {
-            apps: apps.map(a => ({ appId: a.app_id, name: a.name, privateKey: a.nostr_private_key || "", publicKey: a.nostr_public_key || "" })),
+            apps: appsInfo,
-            relays: this.settings.getSettings().nostrRelaySettings.relays,
+            relays,
             maxEventContentLength: this.settings.getSettings().nostrRelaySettings.maxEventContentLength,
-            clients: [liquidityProviderInfo]
+            /* clients: [local],
+            providerDestinationPub: this.settings.getSettings().liquiditySettings.liquidityProviderPub */
         }
         this.nostrReset(s)
     }
-}
+}
-
-

src/services/main/init.ts

@@ -10,6 +10,8 @@ import { Wizard } from "../wizard/index.js"
 import { AdminManager } from "./adminManager.js"
 import SettingsManager from "./settingsManager.js"
 import { LoadStorageSettingsFromEnv } from "../storage/index.js"
+import { NostrSender } from "../nostr/sender.js"
+import { Swaps } from "../lnd/swaps.js"
 export type AppData = {
     privateKey: string;
     publicKey: string;
@@ -18,7 +20,8 @@ export type AppData = {
 }
 
 export const initSettings = async (log: PubLogger, storageSettings: StorageSettings): Promise<SettingsManager> => {
-    const utils = new Utils({ dataDir: storageSettings.dataDir, allowResetMetricsStorages: storageSettings.allowResetMetricsStorages })
+    const nostrSender = new NostrSender()
+    const utils = new Utils({ dataDir: storageSettings.dataDir, allowResetMetricsStorages: storageSettings.allowResetMetricsStorages }, nostrSender)
     const storageManager = new Storage(storageSettings, utils)
     await storageManager.Connect(log)
     const settingsManager = new SettingsManager(storageManager)
@@ -30,7 +33,8 @@ export const initMainHandler = async (log: PubLogger, settingsManager: SettingsM
     const utils = storageManager.utils
     const unlocker = new Unlocker(settingsManager, storageManager)
     await unlocker.Unlock()
-    const adminManager = new AdminManager(settingsManager, storageManager)
+    const swaps = new Swaps(settingsManager, storageManager)
+    const adminManager = new AdminManager(settingsManager, storageManager, swaps)
     let wizard: Wizard | null = null
     if (settingsManager.getSettings().serviceSettings.wizard) {
         wizard = new Wizard(settingsManager, storageManager, adminManager)
@@ -61,26 +65,22 @@ export const initMainHandler = async (log: PubLogger, settingsManager: SettingsM
             return { privateKey: app.nostr_private_key, publicKey: app.nostr_public_key, appId: app.app_id, name: app.name }
         }
     }))
-    const liquidityProviderApp = apps.find(app => defaultNames.includes(app.name))
+    const localProviderClient = apps.find(app => defaultNames.includes(app.name))
-    if (!liquidityProviderApp) {
+    if (!localProviderClient) {
-        throw new Error("wallet app not initialized correctly")
+        throw new Error("local app not initialized correctly")
     }
-    const liquidityProviderInfo = {
+    mainHandler.liquidityProvider.setNostrInfo({ localId: `client_${localProviderClient.appId}`, localPubkey: localProviderClient.publicKey })
-        privateKey: liquidityProviderApp.privateKey,
-        publicKey: liquidityProviderApp.publicKey,
-        name: "liquidity_provider", clientId: `client_${liquidityProviderApp.appId}`
-    }
-    mainHandler.liquidityProvider.setNostrInfo({ clientId: liquidityProviderInfo.clientId, myPub: liquidityProviderInfo.publicKey })
     const stop = await processArgs(mainHandler)
     if (stop) {
         return
     }
-    await mainHandler.paymentManager.checkPendingPayments()
+    await mainHandler.paymentManager.checkPaymentStatus()
+    await mainHandler.paymentManager.checkMissedChainTxs()
     await mainHandler.paymentManager.CleanupOldUnpaidInvoices()
     await mainHandler.appUserManager.CleanupInactiveUsers()
     await mainHandler.appUserManager.CleanupNeverActiveUsers()
     await mainHandler.paymentManager.watchDog.Start()
-    return { mainHandler, apps, liquidityProviderInfo, liquidityProviderApp, wizard, adminManager }
+    return { mainHandler, apps, localProviderClient, wizard, adminManager }
 }
 
 const processArgs = async (mainHandler: Main) => {

src/services/main/liquidityManager.ts

@@ -50,8 +50,11 @@ export class LiquidityManager {
     }
 
     beforeInvoiceCreation = async (amount: number): Promise<'lnd' | 'provider'> => {
-
+        const providerReady = this.liquidityProvider.IsReady()
         if (this.settings.getSettings().liquiditySettings.useOnlyLiquidityProvider) {
+            if (!providerReady) {
+                throw new Error("cannot use liquidity provider, it is not ready")
+            }
             return 'provider'
         }
 
@@ -63,7 +66,7 @@ export class LiquidityManager {
         if (remote > amount) {
             return 'lnd'
         }
-        const providerCanHandle = await this.liquidityProvider.CanProviderHandle({ action: 'receive', amount })
+        const providerCanHandle = this.liquidityProvider.IsReady()
         if (!providerCanHandle) {
             return 'lnd'
         }
@@ -82,16 +85,24 @@ export class LiquidityManager {
         }
     }
 
-    beforeOutInvoicePayment = async (amount: number): Promise<'lnd' | 'provider'> => {
+    beforeOutInvoicePayment = async (amount: number, localServiceFee: number): Promise<'lnd' | 'provider'> => {
+        const providerReady = this.liquidityProvider.IsReady()
         if (this.settings.getSettings().liquiditySettings.useOnlyLiquidityProvider) {
+            if (!providerReady) {
+                throw new Error("cannot use liquidity provider, it is not ready")
+            }
             return 'provider'
         }
-        const canHandle = await this.liquidityProvider.CanProviderHandle({ action: 'spend', amount })
+        if (!providerReady) {
-        if (canHandle) {
+            return 'lnd'
-            return 'provider'
         }
-        return 'lnd'
+        const canHandle = await this.liquidityProvider.CanProviderPay(amount, localServiceFee)
+        if (!canHandle) {
+            return 'lnd'
+        }
+        return 'provider'
     }
+
     afterOutInvoicePaid = async () => { }
 
     shouldDrainProvider = async () => {
@@ -99,7 +110,7 @@ export class LiquidityManager {
         if (this.settings.getSettings().liquiditySettings.useOnlyLiquidityProvider) {
             return
         }
-        const maxW = await this.liquidityProvider.GetLatestMaxWithdrawable()
+        const maxW = await this.liquidityProvider.GetMaxWithdrawable()
         const { remote } = await this.lnd.ChannelBalance()
         const drainable = Math.min(maxW, remote)
         if (drainable < 500) {
@@ -129,7 +140,7 @@ export class LiquidityManager {
         try {
             const invoice = await this.lnd.NewInvoice(amt, "liqudity provider drain", defaultInvoiceExpiry, { from: 'system', useProvider: false })
             const res = await this.liquidityProvider.PayInvoice(invoice.payRequest, amt, 'system')
-            const fees = res.network_fee + res.service_fee
+            const fees = res.service_fee
             this.feesPaid += fees
             this.updateLatestDrain(true, amt)
         } catch (err: any) {
@@ -172,7 +183,7 @@ export class LiquidityManager {
         if (pendingChannels.pendingOpenChannels.length > 0) {
             return { shouldOpen: false }
         }
-        const maxW = await this.liquidityProvider.GetLatestMaxWithdrawable()
+        const maxW = await this.liquidityProvider.GetMaxWithdrawable()
         if (maxW < threshold) {
             return { shouldOpen: false }
         }

src/services/main/liquidityProvider.ts

@@ -1,26 +1,23 @@
 import newNostrClient from '../../../proto/autogenerated/ts/nostr_client.js'
 import { NostrRequest } from '../../../proto/autogenerated/ts/nostr_transport.js'
 import * as Types from '../../../proto/autogenerated/ts/types.js'
-import { getLogger } from '../helpers/logger.js'
+import { ERROR, getLogger } from '../helpers/logger.js'
 import { Utils } from '../helpers/utilsWrapper.js'
-import { NostrEvent, NostrSend } from '../nostr/handler.js'
 import { InvoicePaidCb } from '../lnd/settings.js'
 import Storage from '../storage/index.js'
 import SettingsManager from './settingsManager.js'
 import { LiquiditySettings } from './settings.js'
-export type LiquidityRequest = { action: 'spend' | 'receive', amount: number }
-
 export type nostrCallback<T> = { startedAtMillis: number, type: 'single' | 'stream', f: (res: T) => void }
 export class LiquidityProvider {
     getSettings: () => LiquiditySettings
     client: ReturnType<typeof newNostrClient>
     clientCbs: Record<string, nostrCallback<any>> = {}
-    clientId: string = ""
+    localId: string = ""
-    myPub: string = ""
+    localPubkey: string = ""
     log = getLogger({ component: 'liquidityProvider' })
-    nostrSend: NostrSend | null = null
+    // nostrSend: NostrSend | null = null
     configured = false
-    pubDestination: string
+    providerPubkey: string
     ready: boolean
     invoicePaidCb: InvoicePaidCb
     connecting = false
@@ -28,14 +25,18 @@ export class LiquidityProvider {
     queue: ((state: 'ready') => void)[] = []
     utils: Utils
     pendingPayments: Record<string, number> = {}
+    feesCache: Types.CumulativeFees | null = null
+    lastSeenBeacon = 0
+    latestReceivedBalance = 0
     incrementProviderBalance: (balance: number) => Promise<void>
+    pendingPaymentsAck: Record<string, boolean> = {}
     // make the sub process accept client
     constructor(getSettings: () => LiquiditySettings, utils: Utils, invoicePaidCb: InvoicePaidCb, incrementProviderBalance: (balance: number) => Promise<any>) {
         this.utils = utils
         this.getSettings = getSettings
-        const pubDestination = getSettings().liquidityProviderPub
+        const providerPubkey = getSettings().liquidityProviderPub
         const disableLiquidityProvider = getSettings().disableLiquidityProvider
-        if (!pubDestination) {
+        if (!providerPubkey) {
             this.log("No pub provider to liquidity provider, will not be initialized")
             return
         }
@@ -43,19 +44,29 @@ export class LiquidityProvider {
             this.log("Liquidity provider is disabled, will not be initialized")
             return
         }
-        this.log("connecting to liquidity provider:", pubDestination)
+        this.log("connecting to liquidity provider:", providerPubkey)
-        this.pubDestination = pubDestination
+        this.providerPubkey = providerPubkey
         this.invoicePaidCb = invoicePaidCb
         this.incrementProviderBalance = incrementProviderBalance
         this.client = newNostrClient({
-            pubDestination: this.pubDestination,
+            pubDestination: this.providerPubkey,
-            retrieveNostrUserAuth: async () => this.myPub,
+            retrieveNostrUserAuth: async () => this.localPubkey,
-            retrieveNostrAdminAuth: async () => this.myPub,
+            retrieveNostrAdminAuth: async () => this.localPubkey,
-            retrieveNostrMetricsAuth: async () => this.myPub,
+            retrieveNostrMetricsAuth: async () => this.localPubkey,
-            retrieveNostrGuestWithPubAuth: async () => this.myPub
+            retrieveNostrGuestWithPubAuth: async () => this.localPubkey
         }, this.clientSend, this.clientSub)
 
+        this.utils.nostrSender.OnReady(() => {
+            this.setSetIfConfigured()
+            if (this.configured) {
+                clearInterval(this.configuredInterval)
+                this.Connect()
+            }
+        })
         this.configuredInterval = setInterval(() => {
+            if (!this.configured && this.utils.nostrSender.IsReady()) {
+                this.setSetIfConfigured()
+            }
             if (this.configured) {
                 clearInterval(this.configuredInterval)
                 this.Connect()
@@ -63,16 +74,17 @@ export class LiquidityProvider {
         }, 1000)
     }
 
-    GetProviderDestination() {
+    GetProviderPubkey() {
-        return this.pubDestination
+        return this.providerPubkey
     }
 
     IsReady = () => {
-        return this.ready && !this.getSettings().disableLiquidityProvider
+        const seenInPast2Minutes = Date.now() - this.lastSeenBeacon < 1000 * 60 * 2
+        return this.ready && !this.getSettings().disableLiquidityProvider && seenInPast2Minutes
     }
 
     AwaitProviderReady = async (): Promise<'inactive' | 'ready'> => {
-        if (!this.pubDestination || this.getSettings().disableLiquidityProvider) {
+        if (!this.providerPubkey || this.getSettings().disableLiquidityProvider) {
             return 'inactive'
         }
         if (this.IsReady()) {
@@ -94,6 +106,7 @@ export class LiquidityProvider {
             return
         }
         this.log("provider ready with balance:", res.status === 'OK' ? res.balance : 0)
+        this.lastSeenBeacon = Date.now()
         this.ready = true
         this.queue.forEach(q => q('ready'))
         this.log("subbing to user operations")
@@ -107,9 +120,12 @@ export class LiquidityProvider {
                 try {
                     await this.invoicePaidCb(res.operation.identifier, res.operation.amount, 'provider')
                     this.incrementProviderBalance(res.operation.amount)
+                    this.latestReceivedBalance = res.latest_balance
                 } catch (err: any) {
                     this.log("error processing incoming invoice", err.message)
                 }
+            } else if (res.operation.type === Types.UserOperationType.OUTGOING_INVOICE) {
+                delete this.pendingPaymentsAck[res.operation.identifier]
             }
         })
     }
@@ -122,62 +138,78 @@ export class LiquidityProvider {
             }
             return res
         }
+        this.feesCache = {
+            serviceFeeFloor: res.network_max_fee_fixed,
+            serviceFeeBps: res.service_fee_bps
+        }
+        this.latestReceivedBalance = res.balance
         this.utils.stateBundler.AddBalancePoint('providerBalance', res.balance)
         this.utils.stateBundler.AddBalancePoint('providerMaxWithdrawable', res.max_withdrawable)
         return res
     }
 
-    GetLatestMaxWithdrawable = async () => {
+    GetFees = () => {
-        if (!this.IsReady()) {
+        if (!this.feesCache) {
-            return 0
+            throw new Error("fees not cached")
         }
-        const res = await this.GetUserState()
+        return this.feesCache
-        if (res.status === 'ERROR') {
-            this.log("error getting user info", res.reason)
-            return 0
-        }
-        return res.max_withdrawable
     }
 
-    GetLatestBalance = async () => {
+    GetMaxWithdrawable = () => {
+        if (!this.IsReady() || !this.feesCache) {
+            return 0
+        }
+        const balance = this.latestReceivedBalance
+        const { serviceFeeFloor, serviceFeeBps } = this.feesCache
+        const div = 1 + (serviceFeeBps / 10000)
+        const maxWithoutFixed = Math.floor(balance / div)
+        const fee = balance - maxWithoutFixed
+        const m = balance - Math.max(fee, serviceFeeFloor)
+        return Math.max(m, 0)
+    }
+
+    GetLatestBalance = () => {
         if (!this.IsReady()) {
             return 0
         }
-        const res = await this.GetUserState()
+        return this.latestReceivedBalance
-        if (res.status === 'ERROR') {
-            this.log("error getting user info", res.reason)
-            return 0
-        }
-        return res.balance
     }
 
     GetPendingBalance = async () => {
         return Object.values(this.pendingPayments).reduce((a, b) => a + b, 0)
     }
 
-    CalculateExpectedFeeLimit = (amount: number, info: Types.UserInfo) => {
+    GetServiceFee = (amount: number, f?: Types.CumulativeFees) => {
-        const serviceFeeRate = info.service_fee_bps / 10000
+        const fees = f ? f : this.GetFees()
+        const serviceFeeRate = fees.serviceFeeBps / 10000
         const serviceFee = Math.ceil(serviceFeeRate * amount)
-        const networkMaxFeeRate = info.network_max_fee_bps / 10000
+        return Math.max(serviceFee, fees.serviceFeeFloor)
-        const networkFeeLimit = Math.ceil(amount * networkMaxFeeRate + info.network_max_fee_fixed)
-        return serviceFee + networkFeeLimit
     }
 
-    CanProviderHandle = async (req: LiquidityRequest) => {
+    CanProviderPay = async (amount: number, localServiceFee: number): Promise<boolean> => {
         if (!this.IsReady()) {
+            this.log("provider is not ready")
             return false
         }
-        const maxW = await this.GetLatestMaxWithdrawable()
+        const maxW = this.GetMaxWithdrawable()
-        if (req.action === 'spend') {
+        if (maxW < amount) {
-            return maxW > req.amount
+            this.log("provider does not have enough funds to pay the invoice")
+            return false
         }
+
+        const providerServiceFee = this.GetServiceFee(amount)
+        if (localServiceFee < providerServiceFee) {
+            this.log(`local service fee ${localServiceFee} is less than the provider's service fee ${providerServiceFee}`)
+            return false
+        }
+
         return true
     }
 
     AddInvoice = async (amount: number, memo: string, from: 'user' | 'system', expiry: number) => {
         try {
             if (!this.IsReady()) {
-                throw new Error("liquidity provider is not ready yet or disabled")
+                throw new Error("liquidity provider is not ready yet, disabled or unreachable")
             }
             const res = await this.client.NewInvoice({ amountSats: amount, memo, expiry })
             if (res.status === 'ERROR') {
@@ -193,23 +225,37 @@ export class LiquidityProvider {
 
     }
 
-    PayInvoice = async (invoice: string, decodedAmount: number, from: 'user' | 'system') => {
+    PayInvoice = async (invoice: string, decodedAmount: number, from: 'user' | 'system', feeLimit?: number) => {
         try {
             if (!this.IsReady()) {
-                throw new Error("liquidity provider is not ready yet or disabled")
+                throw new Error("liquidity provider is not ready yet, disabled or unreachable")
             }
-            const userInfo = await this.GetUserState()
+            const fees = this.GetFees()
-            if (userInfo.status === 'ERROR') {
+            const providerServiceFee = this.GetServiceFee(decodedAmount, fees)
-                throw new Error(userInfo.reason)
+            if (feeLimit && providerServiceFee > feeLimit) {
+                this.log("fees", fees)
+                this.log("provider service fee is greater than the fee limit", providerServiceFee, feeLimit)
+                throw new Error("provider service fee is greater than the fee limit")
             }
-            this.pendingPayments[invoice] = decodedAmount + this.CalculateExpectedFeeLimit(decodedAmount, userInfo)
+            this.pendingPayments[invoice] = decodedAmount + providerServiceFee
-            const res = await this.client.PayInvoice({ invoice, amount: 0 })
+            const timeout = setTimeout(() => {
+                if (!this.pendingPaymentsAck[invoice]) {
+                    return
+                }
+                this.log("10 seconds passed without a payment ack, locking provider until the next beacon")
+                this.lastSeenBeacon = 0
+            }, 1000 * 10)
+            this.pendingPaymentsAck[invoice] = true
+            const res = await this.client.PayInvoice({ invoice, amount: 0, expected_fees: fees })
+            delete this.pendingPaymentsAck[invoice]
+            clearTimeout(timeout)
             if (res.status === 'ERROR') {
                 this.log("error paying invoice", res.reason)
                 throw new Error(res.reason)
             }
-            const totalPaid = res.amount_paid + res.network_fee + res.service_fee
+            const totalPaid = res.amount_paid + res.service_fee
             this.incrementProviderBalance(-totalPaid).then(() => { delete this.pendingPayments[invoice] })
+            this.latestReceivedBalance = res.latest_balance
             this.utils.stateBundler.AddTxPoint('paidAnInvoice', decodedAmount, { used: 'provider', from, timeDiscount: true })
             return res
         } catch (err) {
@@ -221,7 +267,7 @@ export class LiquidityProvider {
 
     GetPaymentState = async (invoice: string) => {
         if (!this.IsReady()) {
-            throw new Error("liquidity provider is not ready yet or disabled")
+            throw new Error("liquidity provider is not ready yet, disabled or unreachable")
         }
         const res = await this.client.GetPaymentState({ invoice })
         if (res.status === 'ERROR') {
@@ -233,7 +279,7 @@ export class LiquidityProvider {
 
     GetOperations = async () => {
         if (!this.IsReady()) {
-            throw new Error("liquidity provider is not ready yet or disabled")
+            throw new Error("liquidity provider is not ready yet, disabled or unreachable")
         }
         const res = await this.client.GetUserOperations({
             latestIncomingInvoice: { ts: 0, id: 0 }, latestOutgoingInvoice: { ts: 0, id: 0 },
@@ -247,31 +293,48 @@ export class LiquidityProvider {
         return res
     }
 
-    setNostrInfo = ({ clientId, myPub }: { myPub: string, clientId: string }) => {
+    setNostrInfo = ({ localId, localPubkey }: { localPubkey: string, localId: string }) => {
-        this.log("setting nostr info")
+        this.localId = localId
-        this.clientId = clientId
+        this.localPubkey = localPubkey
-        this.myPub = myPub
         this.setSetIfConfigured()
+        // If nostrSender becomes ready after setNostrInfo, ensure we check again
+        if (!this.configured && this.utils.nostrSender.IsReady()) {
+            this.setSetIfConfigured()
+        }
     }
 
 
-
-    attachNostrSend(f: NostrSend) {
-        this.log("attaching nostrSend action")
-        this.nostrSend = f
-        this.setSetIfConfigured()
-    }
-
     setSetIfConfigured = () => {
-        if (this.nostrSend && !!this.pubDestination && !!this.clientId && !!this.myPub) {
+        if (this.utils.nostrSender.IsReady() && !!this.providerPubkey && !!this.localId && !!this.localPubkey) {
-            this.configured = true
+            if (!this.configured) {
-            this.log("configured to send to ", this.pubDestination)
+                this.configured = true
+            }
+        }
+    }
+    onBeaconEvent = async (beaconData: { content: string, pub: string }) => {
+        if (beaconData.pub !== this.providerPubkey) {
+            this.log(ERROR, "got beacon from invalid pub", beaconData.pub, this.providerPubkey)
+            return
+        }
+        const beacon = JSON.parse(beaconData.content) as Types.BeaconData
+        const err = Types.BeaconDataValidate(beacon)
+        if (err) {
+            this.log(ERROR, "error validating beacon data", err.message)
+            return
+        }
+        if (beacon.type !== 'service') {
+            this.log(ERROR, "got beacon from invalid type", beacon.type)
+            return
+        }
+        this.lastSeenBeacon = Date.now()
+        if (beacon.fees) {
+            this.feesCache = beacon.fees
         }
     }
 
     onEvent = async (res: { requestId: string }, fromPub: string) => {
-        if (fromPub !== this.pubDestination) {
+        if (fromPub !== this.providerPubkey) {
-            this.log("got event from invalid pub", fromPub, this.pubDestination)
+            this.log("got event from invalid pub", fromPub, this.providerPubkey)
             return false
         }
         if (this.clientCbs[res.requestId]) {
@@ -288,9 +351,6 @@ export class LiquidityProvider {
     }
 
     clientSend = (to: string, message: NostrRequest): Promise<any> => {
-        if (!this.configured || !this.nostrSend) {
-            throw new Error("liquidity provider not initialized")
-        }
         if (!message.requestId) {
             message.requestId = makeId(16)
         }
@@ -298,7 +358,7 @@ export class LiquidityProvider {
         if (this.clientCbs[reqId]) {
             throw new Error("request was already sent")
         }
-        this.nostrSend({ type: 'client', clientId: this.clientId }, {
+        this.utils.nostrSender.Send({ type: 'client', clientId: this.localId }, {
             type: 'content',
             pub: to,
             content: JSON.stringify(message)
@@ -317,9 +377,6 @@ export class LiquidityProvider {
     }
 
     clientSub = (to: string, message: NostrRequest, cb: (res: any) => void): void => {
-        if (!this.configured || !this.nostrSend) {
-            throw new Error("liquidity provider not initialized")
-        }
         if (!message.requestId) {
             message.requestId = message.rpcName
         }
@@ -336,7 +393,7 @@ export class LiquidityProvider {
             this.log("sub for", reqId, "was already registered, overriding")
             return
         }
-        this.nostrSend({ type: 'client', clientId: this.clientId }, {
+        this.utils.nostrSender.Send({ type: 'client', clientId: this.localId }, {
             type: 'content',
             pub: to,
             content: JSON.stringify(message)

src/services/main/managementManager.ts

@@ -2,7 +2,7 @@ import { getRepository } from "typeorm";
 import { User } from "../storage/entity/User.js";
 import { UserOffer } from "../storage/entity/UserOffer.js";
 import { ManagementGrant } from "../storage/entity/ManagementGrant.js";
-import { NostrEvent, NostrSend } from "../nostr/handler.js";
+import { NostrEvent } from "../nostr/nostrPool.js";
 import Storage from "../storage/index.js";
 import { OfferManager } from "./offerManager.js";
 import * as Types from "../../../proto/autogenerated/ts/types.js";
@@ -13,7 +13,6 @@ import SettingsManager from "./settingsManager.js";
 type Result<T> = { state: 'success', result: T } | { state: 'error', err: NmanageFailure } | { state: 'authRequired' }
 
 export class ManagementManager {
-    private nostrSend: NostrSend;
     private storage: Storage;
     private settings: SettingsManager;
     private awaitingRequests: Record<string, { request: NmanageRequest, event: NostrEvent }> = {}
@@ -24,10 +23,6 @@ export class ManagementManager {
         this.logger = getLogger({ component: 'ManagementManager' })
     }
 
-    attachNostrSend(f: NostrSend) {
-        this.nostrSend = f
-    }
-
     ResetManage = async (ctx: Types.UserContext, req: Types.ManageOperation): Promise<void> => {
         await this.storage.managementStorage.removeGrant(ctx.app_user_id, req.npub)
     }
@@ -62,12 +57,12 @@ export class ManagementManager {
     private sendManageAuthorizationRequest = (appId: string, userPub: string, { requestId, npub }: { requestId: string, npub: string }) => {
         const message: Types.LiveManageRequest & { requestId: string, status: 'OK' } = { requestId: "GetLiveManageRequests", status: 'OK', npub: npub, request_id: requestId }
         this.logger("Sending manage authorization request to", npub, "for app", appId)
-        this.nostrSend({ type: 'app', appId: appId }, { type: 'content', content: JSON.stringify(message), pub: userPub })
+        this.storage.NostrSender().Send({ type: 'app', appId: appId }, { type: 'content', content: JSON.stringify(message), pub: userPub })
     }
 
     private sendError(event: NostrEvent, err: NmanageFailure) {
         const e = newNmanageResponse(JSON.stringify(err), event)
-        this.nostrSend({ type: 'app', appId: event.appId }, { type: 'event', event: e, encrypt: { toPub: event.pub } })
+        this.storage.NostrSender().Send({ type: 'app', appId: event.appId }, { type: 'event', event: e, encrypt: { toPub: event.pub } })
     }
 
     private async handleAuthRequired(nmanageReq: NmanageRequest, event: NostrEvent) {
@@ -107,7 +102,7 @@ export class ManagementManager {
                 return
             }
             const e = newNmanageResponse(JSON.stringify(r.result), event)
-            this.nostrSend({ type: 'app', appId: event.appId }, { type: 'event', event: e, encrypt: { toPub: event.pub } })
+            this.storage.NostrSender().Send({ type: 'app', appId: event.appId }, { type: 'event', event: e, encrypt: { toPub: event.pub } })
         } catch (err: any) {
             this.logger(ERROR, err.message || err)
             this.sendError(event, { res: 'GFY', code: 2, error: 'Temporary Failure' })

src/services/main/offerManager.ts

@@ -4,7 +4,7 @@ import ProductManager from "./productManager.js";
 import Storage from '../storage/index.js'
 import LND from "../lnd/lnd.js"
 import { ERROR, getLogger } from "../helpers/logger.js";
-import { NostrEvent, NostrSend, SendData, SendInitiator } from '../nostr/handler.js';
+import { NostrEvent } from '../nostr/nostrPool.js';
 import { UnsignedEvent } from 'nostr-tools';
 import { UserOffer } from '../storage/entity/UserOffer.js';
 import { LiquidityManager } from "./liquidityManager.js"
@@ -31,9 +31,6 @@ const mapToOfferConfig = (appUserId: string, offer: UserOffer, { pubkey, relay }
     }
 }
 export class OfferManager {
-
-
-    _nostrSend: NostrSend | null = null
     settings: SettingsManager
     applicationManager: ApplicationManager
     productManager: ProductManager
@@ -50,16 +47,6 @@ export class OfferManager {
         this.liquidityManager = liquidityManager
     }
 
-    attachNostrSend = (nostrSend: NostrSend) => {
-        this._nostrSend = nostrSend
-    }
-    nostrSend: NostrSend = (initiator: SendInitiator, data: SendData, relays?: string[] | undefined) => {
-        if (!this._nostrSend) {
-            throw new Error("No nostrSend attached")
-        }
-        this._nostrSend(initiator, data, relays)
-    }
-
     async AddUserOffer(ctx: Types.UserContext, req: Types.OfferConfig): Promise<Types.OfferId> {
         const newOffer = await this.storage.offerStorage.AddUserOffer(ctx.app_user_id, {
             payer_data: req.payer_data,
@@ -182,7 +169,7 @@ export class OfferManager {
                 max: offerInvoice.max
             })
             const e = newNofferResponse(JSON.stringify({ code, error: codeToMessage(code), range: { min: 10, max: offerInvoice.max } }), event)
-            this.nostrSend({ type: 'app', appId: event.appId }, { type: 'event', event: e, encrypt: { toPub: event.pub } })
+            this.storage.NostrSender().Send({ type: 'app', appId: event.appId }, { type: 'event', event: e, encrypt: { toPub: event.pub } })
             return
         }
 
@@ -194,7 +181,7 @@ export class OfferManager {
         })
 
         const e = newNofferResponse(JSON.stringify({ bolt11: offerInvoice.invoice }), event)
-        this.nostrSend({ type: 'app', appId: event.appId }, { type: 'event', event: e, encrypt: { toPub: event.pub } })
+        this.storage.NostrSender().Send({ type: 'app', appId: event.appId }, { type: 'event', event: e, encrypt: { toPub: event.pub } })
 
         this.logger("📤 [OFFER RESPONSE] Sent offer response", {
             toPub: event.pub,

src/services/main/paymentManager.ts

@@ -12,11 +12,16 @@ import { Payment_PaymentStatus } from '../../../proto/lnd/lightning.js'
 import { Event, verifiedSymbol, verifyEvent } from 'nostr-tools'
 import { AddressReceivingTransaction } from '../storage/entity/AddressReceivingTransaction.js'
 import { UserTransactionPayment } from '../storage/entity/UserTransactionPayment.js'
+import { UserReceivingAddress } from '../storage/entity/UserReceivingAddress.js'
 import { Watchdog } from './watchdog.js'
 import { LiquidityManager } from './liquidityManager.js'
 import { Utils } from '../helpers/utilsWrapper.js'
 import { UserInvoicePayment } from '../storage/entity/UserInvoicePayment.js'
 import SettingsManager from './settingsManager.js'
+import { Swaps, TransactionSwapData } from '../lnd/swaps.js'
+import { Transaction, OutputDetail } from '../../../proto/lnd/lightning.js'
+import { LndAddress } from '../lnd/lnd.js'
+import Metrics from '../metrics/index.js'
 interface UserOperationInfo {
     serial_id: number
     paid_amount: number
@@ -36,6 +41,8 @@ interface UserOperationInfo {
     };
     internal?: boolean;
 }
+
+
 export type PendingTx = { type: 'incoming', tx: AddressReceivingTransaction } | { type: 'outgoing', tx: UserTransactionPayment }
 const defaultLnurlPayMetadata = (text: string) => `[["text/plain", "${text}"]]`
 const defaultLnAddressMetadata = (text: string, id: string) => `[["text/plain", "${text}"],["text/identifier", "${id}"]]`
@@ -51,25 +58,34 @@ export default class {
     watchDog: Watchdog
     liquidityManager: LiquidityManager
     utils: Utils
-    constructor(storage: Storage, lnd: LND, settings: SettingsManager, liquidityManager: LiquidityManager, utils: Utils, addressPaidCb: AddressPaidCb, invoicePaidCb: InvoicePaidCb) {
+    swaps: Swaps
+    invoiceLock: InvoiceLock
+    metrics: Metrics
+    constructor(storage: Storage, metrics: Metrics, lnd: LND, swaps: Swaps, settings: SettingsManager, liquidityManager: LiquidityManager, utils: Utils, addressPaidCb: AddressPaidCb, invoicePaidCb: InvoicePaidCb) {
         this.storage = storage
+        this.metrics = metrics
         this.settings = settings
         this.lnd = lnd
         this.liquidityManager = liquidityManager
         this.utils = utils
         this.watchDog = new Watchdog(settings, this.liquidityManager, this.lnd, this.storage, this.utils, this.liquidityManager.rugPullTracker)
+        this.swaps = swaps
         this.addressPaidCb = addressPaidCb
         this.invoicePaidCb = invoicePaidCb
-    }
+        this.invoiceLock = new InvoiceLock()
-    Stop() {
-        this.watchDog.Stop()
     }
 
-    checkPendingPayments = async () => {
+
-        const log = getLogger({ component: 'pendingPaymentsOnStart' })
+    Stop() {
+        this.watchDog.Stop()
+        this.swaps.Stop()
+    }
+
+    checkPaymentStatus = async () => {
+        const log = getLogger({ component: 'checkPaymentStatus' })
         const pendingPayments = await this.storage.paymentStorage.GetPendingPayments()
         for (const p of pendingPayments) {
-            log("checking state of payment: ", p.invoice)
+            log("checking status of payment: ", p.invoice)
             if (p.internal) {
                 log("found pending internal payment", p.serial_id)
             } else if (p.liquidityProvider) {
@@ -85,7 +101,7 @@ export default class {
     checkPendingProviderPayment = async (log: PubLogger, p: UserInvoicePayment) => {
         const state = await this.lnd.liquidProvider.GetPaymentState(p.invoice)
         if (state.paid_at_unix < 0) {
-            const fullAmount = p.paid_amount + p.service_fees + p.routing_fees
+            const fullAmount = p.paid_amount + p.service_fees
             log("found a failed provider payment, refunding", fullAmount, "sats to user", p.user.user_id)
             await this.storage.StartTransaction(async tx => {
                 await this.storage.userStorage.IncrementUserBalance(p.user.user_id, fullAmount, "payment_refund:" + p.invoice, tx)
@@ -94,18 +110,16 @@ export default class {
             return
         } else if (state.paid_at_unix > 0) {
             log("provider payment succeeded", p.serial_id, "updating payment info")
-            const routingFeeLimit = p.routing_fees
             const serviceFee = p.service_fees
-            const actualFee = state.network_fee + state.service_fee
+            const networkFee = state.service_fee
-            await this.storage.StartTransaction(async tx => {
+            await this.storage.paymentStorage.UpdateExternalPayment(p.serial_id, networkFee, serviceFee, true)
-                if (routingFeeLimit - actualFee > 0) {
+            const remainingFee = serviceFee - networkFee
-                    this.log("refund pending provider payment routing fee", routingFeeLimit, actualFee, "sats")
+            if (remainingFee < 0) {
-                    await this.storage.userStorage.IncrementUserBalance(p.user.user_id, routingFeeLimit - actualFee, "routing_fee_refund:" + p.invoice, tx)
+                this.log("WARNING: provider fee was higher than expected,", remainingFee, "were lost")
-                }
+            }
-                await this.storage.paymentStorage.UpdateExternalPayment(p.serial_id, actualFee, p.service_fees, true, undefined, tx)
+
-            }, "pending provider payment success after restart")
+            if (p.linkedApplication && p.user.user_id !== p.linkedApplication.owner.user_id && remainingFee > 0) {
-            if (p.linkedApplication && p.user.user_id !== p.linkedApplication.owner.user_id && serviceFee > 0) {
+                await this.storage.userStorage.IncrementUserBalance(p.linkedApplication.owner.user_id, remainingFee, "fees")
-                await this.storage.userStorage.IncrementUserBalance(p.linkedApplication.owner.user_id, serviceFee, "fees")
             }
             const user = await this.storage.userStorage.GetUser(p.user.user_id)
             this.storage.eventsLog.LogEvent({ type: 'invoice_payment', userId: p.user.user_id, appId: p.linkedApplication?.app_id || "", appUserId: "", balance: user.balance_sats, data: p.invoice, amount: p.paid_amount })
@@ -126,7 +140,6 @@ export default class {
             log(ERROR, "lnd payment not found for pending payment hash ", decoded.paymentHash)
             return
         }
-
         switch (payment.status) {
             case Payment_PaymentStatus.UNKNOWN:
                 log("pending payment in unknown state", p.serial_id, "no action will be performed")
@@ -136,24 +149,22 @@ export default class {
                 return
             case Payment_PaymentStatus.SUCCEEDED:
                 log("pending payment succeeded", p.serial_id, "updating payment info")
-                const routingFeeLimit = p.routing_fees
                 const serviceFee = p.service_fees
-                const actualFee = Number(payment.feeSat)
+                const networkFee = Number(payment.feeSat)
-                await this.storage.StartTransaction(async tx => {
+
-                    if (routingFeeLimit - actualFee > 0) {
+                await this.storage.paymentStorage.UpdateExternalPayment(p.serial_id, networkFee, p.service_fees, true, undefined)
-                        this.log("refund pending payment routing fee", routingFeeLimit, actualFee, "sats")
+                const remainingFee = serviceFee - networkFee
-                        await this.storage.userStorage.IncrementUserBalance(p.user.user_id, routingFeeLimit - actualFee, "routing_fee_refund:" + p.invoice, tx)
+                if (remainingFee < 0) { // should not be possible beacuse of the fee limit
-                    }
+                    this.log("WARNING: lnd fee was higher than expected,", remainingFee, "were lost")
-                    await this.storage.paymentStorage.UpdateExternalPayment(p.serial_id, actualFee, p.service_fees, true, undefined, tx)
+                }
-                }, "pending payment success after restart")
+                if (p.linkedApplication && p.user.user_id !== p.linkedApplication.owner.user_id && remainingFee > 0) {
-                if (p.linkedApplication && p.user.user_id !== p.linkedApplication.owner.user_id && serviceFee > 0) {
+                    await this.storage.userStorage.IncrementUserBalance(p.linkedApplication.owner.user_id, remainingFee, "fees")
-                    await this.storage.userStorage.IncrementUserBalance(p.linkedApplication.owner.user_id, serviceFee, "fees")
                 }
                 const user = await this.storage.userStorage.GetUser(p.user.user_id)
                 this.storage.eventsLog.LogEvent({ type: 'invoice_payment', userId: p.user.user_id, appId: p.linkedApplication?.app_id || "", appUserId: "", balance: user.balance_sats, data: p.invoice, amount: p.paid_amount })
                 return
             case Payment_PaymentStatus.FAILED:
-                const fullAmount = p.paid_amount + p.service_fees + p.routing_fees
+                const fullAmount = p.paid_amount + p.service_fees
                 log("found a failed pending payment, refunding", fullAmount, "sats to user", p.user.user_id)
                 await this.storage.StartTransaction(async tx => {
                     await this.storage.userStorage.IncrementUserBalance(p.user.user_id, fullAmount, "payment_refund:" + p.invoice, tx)
@@ -165,32 +176,171 @@ export default class {
         }
     }
 
-    getServiceFee(action: Types.UserOperationType, amount: number, appUser: boolean): number {
+    checkMissedChainTxs = async () => {
+        const log = getLogger({ component: 'checkMissedChainTxs' })
+
+        if (this.liquidityManager.settings.getSettings().liquiditySettings.useOnlyLiquidityProvider) {
+            log("USE_ONLY_LIQUIDITY_PROVIDER enabled, skipping chain tx check")
+            return
+        }
+
+        try {
+            const { txs, currentHeight, lndPubkey } = await this.getLatestTransactions(log)
+
+            const recoveredCount = await this.processMissedChainTransactions(txs, log)
+
+            // Update latest checked height to current block height
+            await this.storage.liquidityStorage.UpdateLatestCheckedHeight('lnd', lndPubkey, currentHeight)
+
+            if (recoveredCount > 0) {
+                log(`processed ${recoveredCount} missed chain tx(s)`)
+            } else {
+                log("no missed chain transactions found")
+            }
+        } catch (err: any) {
+            log(ERROR, "failed to check for missed chain transactions:", err.message || err)
+        }
+    }
+
+    private async getLatestTransactions(log: PubLogger): Promise<{ txs: Transaction[], currentHeight: number, lndPubkey: string }> {
+        const lndInfo = await this.lnd.GetInfo()
+        const lndPubkey = lndInfo.identityPubkey
+
+        const startHeight = await this.storage.liquidityStorage.GetLatestCheckedHeight('lnd', lndPubkey)
+        log(`checking for missed confirmed chain transactions from height ${startHeight}...`)
+
+        const { transactions } = await this.lnd.GetTransactions(startHeight)
+        log(`retrieved ${transactions.length} transactions from LND`)
+
+        return { txs: transactions, currentHeight: lndInfo.blockHeight, lndPubkey }
+    }
+
+    private async processMissedChainTransactions(transactions: Transaction[], log: PubLogger): Promise<number> {
+        let recoveredCount = 0
+        const addresses = await this.lnd.ListAddresses()
+        for (const tx of transactions) {
+            if (!tx.outputDetails || tx.outputDetails.length === 0) {
+                continue
+            }
+
+            const outputsWithAddresses = await this.collectOutputsWithAddresses(tx)
+
+            for (const { output, userAddress } of outputsWithAddresses) {
+                if (!userAddress) {
+                    await this.processRootAddressOutput(output, tx, addresses, log)
+                    continue
+                }
+
+                const processed = await this.processUserAddressOutput(output, tx, log)
+                if (processed) {
+                    recoveredCount++
+                }
+            }
+        }
+
+        return recoveredCount
+    }
+
+    private async collectOutputsWithAddresses(tx: Transaction) {
+        const outputs: { output: OutputDetail, userAddress: UserReceivingAddress | null, tx: Transaction }[] = []
+        for (const output of tx.outputDetails) {
+            if (!output.address || !output.isOurAddress) {
+                continue
+            }
+            const userAddress = await this.storage.paymentStorage.GetAddressOwner(output.address)
+            outputs.push({ output, userAddress, tx })
+        }
+        return outputs
+    }
+
+    private async processRootAddressOutput(output: OutputDetail, tx: Transaction, addresses: LndAddress[], log: PubLogger): Promise<boolean> {
+        const addr = addresses.find(a => a.address === output.address)
+        if (!addr) {
+            throw new Error(`address ${output.address} not found in list of addresses`)
+        }
+        if (addr.change) {
+            log(`ignoring change address ${output.address}`)
+            return false
+        }
+        const outputIndex = Number(output.outputIndex)
+        const existingRootOp = await this.metrics.GetRootAddressTransaction(output.address, tx.txHash, outputIndex)
+        if (existingRootOp) {
+            return false
+        }
+        this.addressPaidCb({ hash: tx.txHash, index: outputIndex }, output.address, Number(output.amount), 'lnd')
+            .catch(err => log(ERROR, "failed to process root address output:", err.message || err))
+        return true
+    }
+
+    private async processUserAddressOutput(output: OutputDetail, tx: Transaction, log: PubLogger) {
+        const existingTx = await this.storage.paymentStorage.GetAddressReceivingTransactionOwner(
+            output.address,
+            tx.txHash
+        )
+
+        if (existingTx) {
+            return false
+        }
+
+        const amount = Number(output.amount)
+        const outputIndex = Number(output.outputIndex)
+        log(`processing missed chain tx: address=${output.address}, txHash=${tx.txHash}, amount=${amount}, outputIndex=${outputIndex}`)
+        this.addressPaidCb({ hash: tx.txHash, index: outputIndex }, output.address, amount, 'lnd')
+            .catch(err => log(ERROR, "failed to process user address output:", err.message || err))
+        return true
+    }
+
+    getReceiveServiceFee = (action: Types.UserOperationType, amount: number, managedUser: boolean): number => {
         switch (action) {
             case Types.UserOperationType.INCOMING_TX:
-                return Math.ceil(this.settings.getSettings().serviceFeeSettings.incomingTxFee * amount)
+                return 0
-            case Types.UserOperationType.OUTGOING_TX:
-                return Math.ceil(this.settings.getSettings().serviceFeeSettings.outgoingTxFee * amount)
             case Types.UserOperationType.INCOMING_INVOICE:
-                if (appUser) {
+                // Incoming invoice fees are always 0 (not configurable)
-                    return Math.ceil(this.settings.getSettings().serviceFeeSettings.incomingAppUserInvoiceFee * amount)
+                return 0
-                }
+            case Types.UserOperationType.INCOMING_USER_TO_USER:
-                return Math.ceil(this.settings.getSettings().serviceFeeSettings.incomingAppInvoiceFee * amount)
+                if (managedUser) {
-            case Types.UserOperationType.OUTGOING_INVOICE:
-                if (appUser) {
-                    return Math.ceil(this.settings.getSettings().serviceFeeSettings.outgoingAppUserInvoiceFee * amount)
-                }
-                return Math.ceil(this.settings.getSettings().serviceFeeSettings.outgoingAppInvoiceFee * amount)
-            case Types.UserOperationType.OUTGOING_USER_TO_USER || Types.UserOperationType.INCOMING_USER_TO_USER:
-                if (appUser) {
                     return Math.ceil(this.settings.getSettings().serviceFeeSettings.userToUserFee * amount)
                 }
-                return Math.ceil(this.settings.getSettings().serviceFeeSettings.appToUserFee * amount)
+                return Math.ceil(this.settings.getSettings().serviceFeeSettings.rootToUserFee * amount)
+            default:
+                throw new Error("Unknown receive action type")
+        }
+    }
+
+    getInvoicePaymentServiceFee = (amount: number, managedUser: boolean): number => {
+        if (!managedUser) {
+            return 0 // Root doesn't pay service fee to themselves
+        }
+        return Math.ceil(this.settings.getSettings().serviceFeeSettings.serviceFee * amount)
+    }
+
+    getSendServiceFee = (action: Types.UserOperationType, amount: number, managedUser: boolean): number => {
+        switch (action) {
+            case Types.UserOperationType.OUTGOING_TX:
+                throw new Error("OUTGOING_TX is not a valid send service fee action")
+            case Types.UserOperationType.OUTGOING_INVOICE:
+                const fee = this.getInvoicePaymentServiceFee(amount, managedUser)
+                // Only managed users pay the service fee floor
+                if (!managedUser) {
+                    return 0
+                }
+                return Math.max(fee, this.settings.getSettings().serviceFeeSettings.serviceFeeFloor)
+            case Types.UserOperationType.OUTGOING_USER_TO_USER:
+                if (managedUser) {
+                    return Math.ceil(this.settings.getSettings().serviceFeeSettings.userToUserFee * amount)
+                }
+                return Math.ceil(this.settings.getSettings().serviceFeeSettings.rootToUserFee * amount)
             default:
                 throw new Error("Unknown service action type")
         }
     }
 
+    getRoutingFeeLimit = (amount: number): number => {
+        const { routingFeeLimitBps, routingFeeFloor } = this.settings.getSettings().lndSettings
+        const limit = Math.floor(amount * routingFeeLimitBps / 10000)
+        return Math.max(limit, routingFeeFloor)
+    }
+
     async SetMockInvoiceAsPaid(req: Types.SetMockInvoiceAsPaidRequest) {
         if (!this.settings.getSettings().lndSettings.mockLnd) {
             throw new Error("mock disabled, cannot set invoice as paid")
@@ -229,7 +379,7 @@ export default class {
         }
         const use = await this.liquidityManager.beforeInvoiceCreation(req.amountSats)
         const res = await this.lnd.NewInvoice(req.amountSats, req.memo, options.expiry, { useProvider: use === 'provider', from: 'user' }, req.blind)
-        const userInvoice = await this.storage.paymentStorage.AddUserInvoice(user, res.payRequest, options, res.providerDst)
+        const userInvoice = await this.storage.paymentStorage.AddUserInvoice(user, res.payRequest, options, res.providerPubkey)
         const appId = options.linkedApplication ? options.linkedApplication.app_id : ""
         this.storage.eventsLog.LogEvent({ type: 'new_invoice', userId: user.user_id, appUserId: "", appId, balance: user.balance_sats, data: userInvoice.invoice, amount: req.amountSats })
         return {
@@ -237,14 +387,19 @@ export default class {
         }
     }
 
-    GetMaxPayableInvoice(balance: number, appUser: boolean): number {
+    GetFees = (): Types.CumulativeFees => {
-        let maxWithinServiceFee = 0
+        const { serviceFeeBps, serviceFeeFloor } = this.settings.getSettings().serviceFeeSettings
-        if (appUser) {
+        return { serviceFeeFloor, serviceFeeBps }
-            maxWithinServiceFee = Math.max(0, Math.floor(balance * (1 - this.settings.getSettings().serviceFeeSettings.outgoingAppUserInvoiceFee)))
+    }
-        } else {
+
-            maxWithinServiceFee = Math.max(0, Math.floor(balance * (1 - this.settings.getSettings().serviceFeeSettings.outgoingAppInvoiceFee)))
+    GetMaxPayableInvoice(balance: number): Types.CumulativeFees & { max: number } {
-        }
+        const { serviceFeeFloor, serviceFeeBps } = this.GetFees()
-        return this.lnd.GetMaxWithinLimit(maxWithinServiceFee)
+        const div = 1 + (serviceFeeBps / 10000)
+        const maxWithoutFixed = Math.floor(balance / div)
+        const fee = balance - maxWithoutFixed
+        const m = balance - Math.max(fee, serviceFeeFloor)
+        const max = Math.max(m, 0)
+        return { max, serviceFeeFloor, serviceFeeBps }
     }
     async DecodeInvoice(req: Types.DecodeInvoiceRequest): Promise<Types.DecodeInvoiceResponse> {
         const decoded = await this.lnd.DecodeInvoice(req.invoice)
@@ -253,12 +408,20 @@ export default class {
         }
     }
 
-    async PayInvoice(userId: string, req: Types.PayInvoiceRequest, linkedApplication: Application): Promise<Types.PayInvoiceResponse> {
+    async PayInvoice(userId: string, req: Types.PayInvoiceRequest, linkedApplication: Application, optionals: { swapOperationId?: string, ack?: (op: Types.UserOperation) => void } = {}): Promise<Types.PayInvoiceResponse & { operation: Types.UserOperation }> {
         await this.watchDog.PaymentRequested()
         const maybeBanned = await this.storage.userStorage.GetUser(userId)
         if (maybeBanned.locked) {
             throw new Error("user is banned, cannot send payment")
         }
+        if (req.expected_fees) {
+            const { serviceFeeFloor, serviceFeeBps } = req.expected_fees
+            const serviceFixed = this.settings.getSettings().serviceFeeSettings.serviceFeeFloor
+            const serviceBps = this.settings.getSettings().serviceFeeSettings.serviceFeeBps
+            if (serviceFixed !== serviceFeeFloor || serviceBps !== serviceFeeBps) {
+                throw new Error("fees do not match the expected fees")
+            }
+        }
         const decoded = await this.lnd.DecodeInvoice(req.invoice)
         if (decoded.numSatoshis !== 0 && req.amount !== 0) {
             throw new Error("invoice has value, do not provide amount the the request")
@@ -267,8 +430,8 @@ export default class {
             throw new Error("invoice has no value, an amount must be provided in the request")
         }
         const payAmount = req.amount !== 0 ? req.amount : Number(decoded.numSatoshis)
-        const isAppUserPayment = userId !== linkedApplication.owner.user_id
+        const isManagedUser = userId !== linkedApplication.owner.user_id
-        const serviceFee = this.getServiceFee(Types.UserOperationType.OUTGOING_INVOICE, payAmount, isAppUserPayment)
+        const serviceFee = this.getSendServiceFee(Types.UserOperationType.OUTGOING_INVOICE, payAmount, isManagedUser)
         const internalInvoice = await this.storage.paymentStorage.GetInvoiceOwner(req.invoice)
         if (internalInvoice && internalInvoice.paid_at_unix > 0) {
             throw new Error("this invoice was already paid")
@@ -278,26 +441,42 @@ export default class {
             throw new Error("this invoice was already paid")
         }
         let paymentInfo = { preimage: "", amtPaid: 0, networkFee: 0, serialId: 0 }
-        if (internalInvoice) {
+        if (this.invoiceLock.isLocked(req.invoice)) {
-            paymentInfo = await this.PayInternalInvoice(userId, internalInvoice, { payAmount, serviceFee }, linkedApplication, req.debit_npub)
+            throw new Error("this invoice is already being paid")
-        } else {
-            paymentInfo = await this.PayExternalInvoice(userId, req.invoice, { payAmount, serviceFee, amountForLnd: req.amount }, linkedApplication, req.debit_npub)
         }
-        if (isAppUserPayment && serviceFee > 0) {
+        this.invoiceLock.lock(req.invoice)
-            await this.storage.userStorage.IncrementUserBalance(linkedApplication.owner.user_id, serviceFee, "fees")
+        try {
+            if (internalInvoice) {
+                paymentInfo = await this.PayInternalInvoice(userId, internalInvoice, { payAmount, serviceFee }, linkedApplication, req.debit_npub)
+            } else {
+                paymentInfo = await this.PayExternalInvoice(userId, req.invoice, { payAmount, serviceFee, amountForLnd: req.amount }, linkedApplication, { ...optionals, debitNpub: req.debit_npub })
+            }
+            this.invoiceLock.unlock(req.invoice)
+        } catch (err) {
+            this.invoiceLock.unlock(req.invoice)
+            throw err
+        }
+        const feeDiff = serviceFee - paymentInfo.networkFee
+        if (isManagedUser && feeDiff > 0) {
+            await this.storage.userStorage.IncrementUserBalance(linkedApplication.owner.user_id, feeDiff, "fees")
         }
         const user = await this.storage.userStorage.GetUser(userId)
         this.storage.eventsLog.LogEvent({ type: 'invoice_payment', userId, appId: linkedApplication.app_id, appUserId: "", balance: user.balance_sats, data: req.invoice, amount: payAmount })
+        const opId = `${Types.UserOperationType.OUTGOING_INVOICE}-${paymentInfo.serialId}`
+        const operation = this.newInvoicePaymentOperation({ invoice: req.invoice, opId, amount: paymentInfo.amtPaid, networkFee: paymentInfo.networkFee, serviceFee: serviceFee, confirmed: true, paidAtUnix: Math.floor(Date.now() / 1000) })
         return {
             preimage: paymentInfo.preimage,
             amount_paid: paymentInfo.amtPaid,
-            operation_id: `${Types.UserOperationType.OUTGOING_INVOICE}-${paymentInfo.serialId}`,
+            operation_id: opId,
-            network_fee: paymentInfo.networkFee,
+            network_fee: 0,
             service_fee: serviceFee,
+            latest_balance: user.balance_sats,
+            operation
         }
     }
 
-    async PayExternalInvoice(userId: string, invoice: string, amounts: { payAmount: number, serviceFee: number, amountForLnd: number }, linkedApplication: Application, debitNpub?: string) {
+    async PayExternalInvoice(userId: string, invoice: string, amounts: { payAmount: number, serviceFee: number, amountForLnd: number }, linkedApplication: Application, optionals: { debitNpub?: string, swapOperationId?: string, ack?: (op: Types.UserOperation) => void } = {}) {
+
         if (this.settings.getSettings().serviceSettings.disableExternalPayments) {
             throw new Error("something went wrong sending payment, please try again later")
         }
@@ -310,30 +489,33 @@ export default class {
             }
             throw new Error("payment already in progress")
         }
+
         const { amountForLnd, payAmount, serviceFee } = amounts
         const totalAmountToDecrement = payAmount + serviceFee
-        const routingFeeLimit = this.lnd.GetFeeLimitAmount(payAmount)
+        const routingFeeLimit = this.getRoutingFeeLimit(payAmount)
-        const use = await this.liquidityManager.beforeOutInvoicePayment(payAmount)
+        const use = await this.liquidityManager.beforeOutInvoicePayment(payAmount, serviceFee)
-        const provider = use === 'provider' ? this.lnd.liquidProvider.GetProviderDestination() : undefined
+        const provider = use === 'provider' ? this.lnd.liquidProvider.GetProviderPubkey() : undefined
         const pendingPayment = await this.storage.StartTransaction(async tx => {
-            await this.storage.userStorage.DecrementUserBalance(userId, totalAmountToDecrement + routingFeeLimit, invoice, tx)
+            await this.storage.userStorage.DecrementUserBalance(userId, totalAmountToDecrement, invoice, tx)
-            return await this.storage.paymentStorage.AddPendingExternalPayment(userId, invoice, { payAmount, serviceFee, networkFee: routingFeeLimit }, linkedApplication, provider, tx, debitNpub)
+            return await this.storage.paymentStorage.AddPendingExternalPayment(userId, invoice, { payAmount, serviceFee, networkFee: 0 }, linkedApplication, provider, tx, optionals)
         }, "payment started")
         this.log("ready to pay")
+        const opId = `${Types.UserOperationType.OUTGOING_INVOICE}-${pendingPayment.serial_id}`
+        const op = this.newInvoicePaymentOperation({ invoice, opId, amount: payAmount, networkFee: 0, serviceFee: serviceFee, confirmed: false, paidAtUnix: 0 })
+        optionals.ack?.(op)
         try {
-            const payment = await this.lnd.PayInvoice(invoice, amountForLnd, routingFeeLimit, payAmount, { useProvider: use === 'provider', from: 'user' }, index => {
+            const payment = await this.lnd.PayInvoice(invoice, amountForLnd, { routingFeeLimit, serviceFee }, payAmount, { useProvider: use === 'provider', from: 'user' }, index => {
                 this.storage.paymentStorage.SetExternalPaymentIndex(pendingPayment.serial_id, index)
             })
-            if (routingFeeLimit - payment.feeSat > 0) {
+            await this.storage.paymentStorage.UpdateExternalPayment(pendingPayment.serial_id, payment.feeSat, serviceFee, true, payment.providerPubkey)
-                this.log("refund routing fee", routingFeeLimit, payment.feeSat, "sats")
+            const feeDiff = serviceFee - payment.feeSat
-                await this.storage.userStorage.IncrementUserBalance(userId, routingFeeLimit - payment.feeSat, "routing_fee_refund:" + invoice)
+            if (feeDiff < 0) { // should not happen to lnd beacuse of the fee limit, culd happen to provider if the fee used to calculate the provider fee are out of date
+                this.log("WARNING: network fee was higher than expected,", feeDiff, "were lost by", use === 'provider' ? "provider" : "lnd")
             }
-
-            await this.storage.paymentStorage.UpdateExternalPayment(pendingPayment.serial_id, payment.feeSat, serviceFee, true, payment.providerDst)
             return { preimage: payment.paymentPreimage, amtPaid: payment.valueSat, networkFee: payment.feeSat, serialId: pendingPayment.serial_id }
 
         } catch (err) {
-            await this.storage.userStorage.IncrementUserBalance(userId, totalAmountToDecrement + routingFeeLimit, "payment_refund:" + invoice)
+            await this.storage.userStorage.IncrementUserBalance(userId, totalAmountToDecrement, "payment_refund:" + invoice)
             await this.storage.paymentStorage.UpdateExternalPayment(pendingPayment.serial_id, 0, 0, false)
             throw err
         }
@@ -354,60 +536,79 @@ export default class {
         } catch (err) {
             await this.storage.userStorage.IncrementUserBalance(userId, totalAmountToDecrement, "internal_payment_refund:" + internalInvoice.invoice)
             this.utils.stateBundler.AddTxPointFailed('paidAnInvoice', payAmount, { used: 'internal', from: 'user' }, linkedApplication.app_id)
-
             throw err
         }
-
     }
 
 
+
+    async GetTransactionSwapQuotes(ctx: Types.UserContext, req: Types.TransactionSwapRequest): Promise<Types.TransactionSwapQuoteList> {
+        const app = await this.storage.applicationStorage.GetApplication(ctx.app_id)
+        const quotes = await this.swaps.GetTxSwapQuotes(ctx.app_user_id, req.transaction_amount_sats, decodedAmt => {
+            const isManagedUser = ctx.user_id !== app.owner.user_id
+            return this.getSendServiceFee(Types.UserOperationType.OUTGOING_INVOICE, decodedAmt, isManagedUser)
+        })
+        return { quotes }
+    }
+
     async PayAddress(ctx: Types.UserContext, req: Types.PayAddressRequest): Promise<Types.PayAddressResponse> {
-        throw new Error("address payment currently disabled, use Lightning instead")
         await this.watchDog.PaymentRequested()
-        this.log("paying address", req.address, "for user", ctx.user_id, "with amount", req.amoutSats)
+        this.log("paying address", req.address, "for user", ctx.user_id, "with amount", req.amountSats)
         const maybeBanned = await this.storage.userStorage.GetUser(ctx.user_id)
         if (maybeBanned.locked) {
             throw new Error("user is banned, cannot send chain tx")
         }
+        const internalAddress = await this.storage.paymentStorage.GetAddressOwner(req.address)
+        if (internalAddress) {
+            return this.PayInternalAddress(ctx, req)
+        }
+        return this.PayAddressWithSwap(ctx, req)
+    }
+
+    async PayAddressWithSwap(ctx: Types.UserContext, req: Types.PayAddressRequest): Promise<Types.PayAddressResponse> {
+        this.log("paying external address")
+        if (!req.swap_operation_id) {
+            throw new Error("request a swap quote before paying an external address")
+        }
+        const app = await this.storage.applicationStorage.GetApplication(ctx.app_id)
+        let payment: Types.PayInvoiceResponse
+        const swap = await this.swaps.PayAddrWithSwap(ctx.app_user_id, req.swap_operation_id, req.address, async (invoice) => {
+            payment = await this.PayInvoice(ctx.user_id, {
+                amount: 0,
+                invoice: invoice
+            }, app, { swapOperationId: req.swap_operation_id })
+        })
+        return {
+            txId: swap.txId,
+            network_fee: swap.network_fee,
+            service_fee: payment!.service_fee,
+            operation_id: payment!.operation_id,
+        }
+    }
+
+    async PayInternalAddress(ctx: Types.UserContext, req: Types.PayAddressRequest): Promise<Types.PayAddressResponse> {
+        this.log("paying internal address")
+        if (req.swap_operation_id) {
+            await this.storage.paymentStorage.DeleteTransactionSwap(req.swap_operation_id)
+        }
         const { blockHeight } = await this.lnd.GetInfo()
         const app = await this.storage.applicationStorage.GetApplication(ctx.app_id)
-        const serviceFee = this.getServiceFee(Types.UserOperationType.OUTGOING_TX, req.amoutSats, false)
+        const isManagedUser = ctx.user_id !== app.owner.user_id
-        const isAppUserPayment = ctx.user_id !== app.owner.user_id
+        const serviceFee = this.getSendServiceFee(Types.UserOperationType.OUTGOING_USER_TO_USER, req.amountSats, isManagedUser)
-        const internalAddress = await this.storage.paymentStorage.GetAddressOwner(req.address)
-        let txId = ""
-        let chainFees = 0
-        if (!internalAddress) {
-            this.log("paying external address")
-            const estimate = await this.lnd.EstimateChainFees(req.address, req.amoutSats, 1)
-            const vBytes = Math.ceil(Number(estimate.feeSat / estimate.satPerVbyte))
-            chainFees = vBytes * req.satsPerVByte
-            const total = req.amoutSats + chainFees
-            // WARNING, before re-enabling this, make sure to add the tx_hash to the DecrementUserBalance "reason"!!
-            this.storage.userStorage.DecrementUserBalance(ctx.user_id, total + serviceFee, req.address)
-            try {
-                const payment = await this.lnd.PayAddress(req.address, req.amoutSats, req.satsPerVByte, "", { useProvider: false, from: 'user' })
-                txId = payment.txid
-            } catch (err) {
-                // WARNING, before re-enabling this, make sure to add the tx_hash to the IncrementUserBalance "reason"!!
-                await this.storage.userStorage.IncrementUserBalance(ctx.user_id, total + serviceFee, req.address)
-                throw err
-            }
-        } else {
-            this.log("paying internal address")
-            txId = crypto.randomBytes(32).toString("hex")
-            const addressData = `${req.address}:${txId}`
-            await this.storage.userStorage.DecrementUserBalance(ctx.user_id, req.amoutSats + serviceFee, addressData)
-            this.addressPaidCb({ hash: txId, index: 0 }, req.address, req.amoutSats, 'internal')
-        }
 
-        if (isAppUserPayment && serviceFee > 0) {
+        const txId = crypto.randomBytes(32).toString("hex")
+        const addressData = `${req.address}:${txId}`
+        await this.storage.userStorage.DecrementUserBalance(ctx.user_id, req.amountSats + serviceFee, addressData)
+        this.addressPaidCb({ hash: txId, index: 0 }, req.address, req.amountSats, 'internal')
+        if (isManagedUser && serviceFee > 0) {
             await this.storage.userStorage.IncrementUserBalance(app.owner.user_id, serviceFee, 'fees')
         }
-
+        const chainFees = 0
-        const newTx = await this.storage.paymentStorage.AddUserTransactionPayment(ctx.user_id, req.address, txId, 0, req.amoutSats, chainFees, serviceFee, !!internalAddress, blockHeight, app)
+        const internalAddress = true
+        const newTx = await this.storage.paymentStorage.AddUserTransactionPayment(ctx.user_id, req.address, txId, 0, req.amountSats, chainFees, serviceFee, internalAddress, blockHeight, app)
         const user = await this.storage.userStorage.GetUser(ctx.user_id)
         const txData = `${newTx.address}:${newTx.tx_hash}`
-        this.storage.eventsLog.LogEvent({ type: 'address_payment', userId: ctx.user_id, appId: app.app_id, appUserId: "", balance: user.balance_sats, data: txData, amount: req.amoutSats })
+        this.storage.eventsLog.LogEvent({ type: 'address_payment', userId: ctx.user_id, appId: app.app_id, appUserId: "", balance: user.balance_sats, data: txData, amount: req.amountSats })
         return {
             txId: txId,
             operation_id: `${Types.UserOperationType.OUTGOING_TX}-${newTx.serial_id}`,
@@ -416,6 +617,16 @@ export default class {
         }
     }
 
+    async ListSwaps(ctx: Types.UserContext): Promise<Types.SwapsList> {
+        const payments = await this.storage.paymentStorage.ListSwapPayments(ctx.app_user_id)
+        const app = await this.storage.applicationStorage.GetApplication(ctx.app_id)
+        const isManagedUser = ctx.user_id !== app.owner.user_id
+        return this.swaps.ListSwaps(ctx.app_user_id, payments, p => {
+            const opId = `${Types.UserOperationType.OUTGOING_TX}-${p.serial_id}`
+            return this.newInvoicePaymentOperation({ amount: p.paid_amount, confirmed: p.paid_at_unix !== 0, invoice: p.invoice, opId, networkFee: p.routing_fees, serviceFee: p.service_fees, paidAtUnix: p.paid_at_unix })
+        }, amt => this.getSendServiceFee(Types.UserOperationType.OUTGOING_INVOICE, amt, isManagedUser))
+    }
+
     balanceCheckUrl(k1: string): string {
         return `${this.settings.getSettings().serviceSettings.serviceUrl}/api/guest/lnurl_withdraw/info?k1=${k1}`
     }
@@ -445,21 +656,6 @@ export default class {
 
     async GetLnurlWithdrawInfo(balanceCheckK1: string): Promise<Types.LnurlWithdrawInfoResponse> {
         throw new Error("LNURL withdraw currenlty not supported for non application users")
-        /*const key = await this.storage.paymentStorage.UseUserEphemeralKey(balanceCheckK1, 'balanceCheck')
-        const maxWithdrawable = this.GetMaxPayableInvoice(key.user.balance_sats)
-        const callbackK1 = await this.storage.paymentStorage.AddUserEphemeralKey(key.user.user_id, 'withdraw')
-        const newBalanceCheckK1 = await this.storage.paymentStorage.AddUserEphemeralKey(key.user.user_id, 'balanceCheck')
-        const payInfoK1 = await this.storage.paymentStorage.AddUserEphemeralKey(key.user.user_id, 'pay')
-        return {
-            tag: "withdrawRequest",
-            callback: `${this.settings.serviceUrl}/api/guest/lnurl_withdraw/handle`,
-            defaultDescription: "lnurl withdraw from lightning.pub",
-            k1: callbackK1.key,
-            maxWithdrawable: maxWithdrawable * 1000,
-            minWithdrawable: 10000,
-            balanceCheck: this.balanceCheckUrl(newBalanceCheckK1.key),
-            payLink: `${this.settings.serviceUrl}/api/guest/lnurl_pay/info?k1=${payInfoK1.key}`,
-        }*/
     }
 
     async HandleLnurlWithdraw(k1: string, invoice: string): Promise<void> {
@@ -672,6 +868,23 @@ export default class {
         }
     }
 
+    newInvoicePaymentOperation = (opInfo: { invoice: string, opId: string, amount: number, networkFee: number, serviceFee: number, confirmed: boolean, paidAtUnix: number }): Types.UserOperation => {
+        const { invoice, opId, amount, networkFee, serviceFee, confirmed, paidAtUnix } = opInfo
+        return {
+            amount: amount,
+            paidAtUnix: paidAtUnix,
+            inbound: false,
+            type: Types.UserOperationType.OUTGOING_INVOICE,
+            identifier: invoice,
+            operationId: opId,
+            network_fee: networkFee,
+            service_fee: serviceFee,
+            confirmed,
+            tx_hash: "",
+            internal: networkFee === 0
+        }
+    }
+
     async GetPaymentState(userId: string, req: Types.GetPaymentStateRequest): Promise<Types.PaymentState> {
         const user = await this.storage.userStorage.GetUser(userId)
         if (user.locked) {
@@ -684,8 +897,10 @@ export default class {
         return {
             paid_at_unix: invoice.paid_at_unix,
             amount: invoice.paid_amount,
-            network_fee: invoice.routing_fees,
+            network_fee: 0,
             service_fee: invoice.service_fees,
+            internal: invoice.internal,
+            operation_id: `${Types.UserOperationType.OUTGOING_INVOICE}-${invoice.serial_id}`,
         }
     }
 
@@ -722,14 +937,14 @@ export default class {
             if (fromUser.balance_sats < amount) {
                 throw new Error("not enough balance to send payment")
             }
-            const isAppUserPayment = fromUser.user_id !== linkedApplication.owner.user_id
+            const isManagedUser = fromUser.user_id !== linkedApplication.owner.user_id
-            let fee = this.getServiceFee(Types.UserOperationType.OUTGOING_USER_TO_USER, amount, isAppUserPayment)
+            let fee = this.getSendServiceFee(Types.UserOperationType.OUTGOING_USER_TO_USER, amount, isManagedUser)
             const toDecrement = amount + fee
             const paymentEntry = await this.storage.paymentStorage.AddPendingUserToUserPayment(fromUserId, toUserId, amount, fee, linkedApplication, tx)
             await this.storage.userStorage.DecrementUserBalance(fromUser.user_id, toDecrement, `${toUserId}:${paymentEntry.serial_id}`, tx)
             await this.storage.userStorage.IncrementUserBalance(toUser.user_id, amount, `${fromUserId}:${paymentEntry.serial_id}`, tx)
             await this.storage.paymentStorage.SetPendingUserToUserPaymentAsPaid(paymentEntry.serial_id, tx)
-            if (isAppUserPayment && fee > 0) {
+            if (isManagedUser && fee > 0) {
                 await this.storage.userStorage.IncrementUserBalance(linkedApplication.owner.user_id, fee, 'fees', tx)
             }
             return paymentEntry
@@ -785,3 +1000,16 @@ export default class {
     }
 }
 
+
+class InvoiceLock {
+    locked: Record<string, boolean> = {}
+    lock(invoice: string) {
+        this.locked[invoice] = true
+    }
+    unlock(invoice: string) {
+        delete this.locked[invoice]
+    }
+    isLocked(invoice: string) {
+        return this.locked[invoice]
+    }
+}

src/services/main/rugPullTracker.ts

@@ -20,18 +20,18 @@ export class RugPullTracker {
     }
 
     CheckProviderBalance = async (): Promise<{ balance: number, prevBalance?: number }> => {
-        const pubDst = this.liquidProvider.GetProviderDestination()
+        const pubDst = this.liquidProvider.GetProviderPubkey()
         if (!pubDst) {
             return { balance: 0 }
         }
         const providerTracker = await this.storage.liquidityStorage.GetTrackedProvider('lnPub', pubDst)
         const ready = this.liquidProvider.IsReady()
         if (ready) {
-            const balance = await this.liquidProvider.GetLatestBalance()
+            const balance = this.liquidProvider.GetLatestBalance()
             const pendingBalance = await this.liquidProvider.GetPendingBalance()
             const trackedBalance = balance + pendingBalance
             if (!providerTracker) {
-                this.log("starting to track provider", this.liquidProvider.GetProviderDestination())
+                this.log("starting to track provider", this.liquidProvider.GetProviderPubkey())
                 await this.storage.liquidityStorage.CreateTrackedProvider('lnPub', pubDst, trackedBalance)
                 return { balance: trackedBalance }
             }

src/services/main/settings.ts

@@ -1,31 +1,27 @@
 import { EnvCacher, EnvMustBeNonEmptyString, EnvMustBeInteger, chooseEnv, chooseEnvBool, chooseEnvInt } from '../helpers/envParser.js'
 import os from 'os'
 import path from 'path'
+import { nip19 } from '@shocknet/clink-sdk'
 
 export type ServiceFeeSettings = {
-    incomingTxFee: number
+    serviceFee: number
-    outgoingTxFee: number
+    serviceFeeBps: number
-    incomingAppInvoiceFee: number
+    serviceFeeFloor: number
-    incomingAppUserInvoiceFee: number
-    outgoingAppInvoiceFee: number
-    outgoingAppUserInvoiceFee: number
-    outgoingAppUserInvoiceFeeBps: number
     userToUserFee: number
-    appToUserFee: number
+    rootToUserFee: number
 }
 
 export const LoadServiceFeeSettingsFromEnv = (dbEnv: Record<string, string | undefined>, addToDb?: EnvCacher): ServiceFeeSettings => {
-    const outgoingAppUserInvoiceFeeBps = chooseEnvInt("OUTGOING_INVOICE_FEE_USER_BPS", dbEnv, 0, addToDb)
+    const oldServiceFeeBps = chooseEnvInt("OUTGOING_INVOICE_FEE_USER_BPS", dbEnv, 60, addToDb)
+    const serviceFeeBps = chooseEnvInt("SERVICE_FEE_BPS", dbEnv, oldServiceFeeBps, addToDb)
+    const oldRoutingFeeFloor = chooseEnvInt('OUTBOUND_MAX_FEE_EXTRA_SATS', dbEnv, 10, addToDb)
+    const serviceFeeFloor = chooseEnvInt("SERVICE_FEE_FLOOR_SATS", dbEnv, oldRoutingFeeFloor, addToDb)
     return {
-        incomingTxFee: chooseEnvInt("INCOMING_CHAIN_FEE_ROOT_BPS", dbEnv, 0, addToDb) / 10000,
+        serviceFeeBps,
-        outgoingTxFee: chooseEnvInt("OUTGOING_CHAIN_FEE_ROOT_BPS", dbEnv, 60, addToDb) / 10000,
+        serviceFee: serviceFeeBps / 10000,
-        incomingAppInvoiceFee: chooseEnvInt("INCOMING_INVOICE_FEE_ROOT_BPS", dbEnv, 0, addToDb) / 10000,
+        serviceFeeFloor,
-        outgoingAppInvoiceFee: chooseEnvInt("OUTGOING_INVOICE_FEE_ROOT_BPS", dbEnv, 60, addToDb) / 10000,
-        incomingAppUserInvoiceFee: chooseEnvInt("INCOMING_INVOICE_FEE_USER_BPS", dbEnv, 0, addToDb) / 10000,
-        outgoingAppUserInvoiceFeeBps,
-        outgoingAppUserInvoiceFee: outgoingAppUserInvoiceFeeBps / 10000,
         userToUserFee: chooseEnvInt("TX_FEE_INTERNAL_USER_BPS", dbEnv, 0, addToDb) / 10000,
-        appToUserFee: chooseEnvInt("TX_FEE_INTERNAL_ROOT_BPS", dbEnv, 0, addToDb) / 10000,
+        rootToUserFee: chooseEnvInt("TX_FEE_INTERNAL_ROOT_BPS", dbEnv, 0, addToDb) / 10000,
     }
 }
 
@@ -76,13 +72,14 @@ export type LndNodeSettings = {
     lndCertPath: string // cold setting
     lndMacaroonPath: string // cold setting
 }
+const networks = ['mainnet', 'testnet', 'regtest'] as const
+export type BTCNetwork = (typeof networks)[number]
 export type LndSettings = {
     lndLogDir: string
-    feeRateLimit: number
+    routingFeeLimitBps: number
-    feeFixedLimit: number
+    routingFeeFloor: number
-    feeRateBps: number
     mockLnd: boolean
-
+    network: BTCNetwork
 }
 
 const resolveHome = (filepath: string) => {
@@ -111,13 +108,16 @@ export const LoadLndNodeSettingsFromEnv = (dbEnv: Record<string, string | undefi
 }
 
 export const LoadLndSettingsFromEnv = (dbEnv: Record<string, string | undefined>, addToDb?: EnvCacher): LndSettings => {
-    const feeRateBps: number = chooseEnvInt('OUTBOUND_MAX_FEE_BPS', dbEnv, 60, addToDb)
+    const network = chooseEnv('BTC_NETWORK', dbEnv, 'mainnet', addToDb) as BTCNetwork
+    const oldRoutingFeeFloor = chooseEnvInt('OUTBOUND_MAX_FEE_EXTRA_SATS', dbEnv, 5, addToDb)
+    const routingFeeFloor = chooseEnvInt('ROUTING_FEE_FLOOR_SATS', dbEnv, oldRoutingFeeFloor, addToDb)
+    const routingFeeLimitBps = chooseEnvInt('ROUTING_FEE_LIMIT_BPS', dbEnv, 50, addToDb)
     return {
-        lndLogDir: chooseEnv('LND_LOG_DIR', dbEnv, path.join(lndDir(), "logs", "bitcoin", "mainnet", "lnd.log"), addToDb),
+        lndLogDir: chooseEnv('LND_LOG_DIR', dbEnv, resolveHome("/.lnd/logs/bitcoin/mainnet/lnd.log"), addToDb),
-        feeRateBps: feeRateBps,
+        routingFeeLimitBps,
-        feeRateLimit: feeRateBps / 10000,
+        routingFeeFloor,
-        feeFixedLimit: chooseEnvInt('OUTBOUND_MAX_FEE_EXTRA_SATS', dbEnv, 100, addToDb),
+        mockLnd: false,
-        mockLnd: false
+        network: networks.includes(network) ? network : 'mainnet'
     }
 }
 
@@ -167,13 +167,48 @@ export type LiquiditySettings = {
     liquidityProviderPub: string // cold setting
     useOnlyLiquidityProvider: boolean // hot setting
     disableLiquidityProvider: boolean // hot setting
+    providerRelayUrl: string
 }
 export const LoadLiquiditySettingsFromEnv = (dbEnv: Record<string, string | undefined>, addToDb?: EnvCacher): LiquiditySettings => {
-    //const liquidityProviderPub = process.env.LIQUIDITY_PROVIDER_PUB === "null" ? "" : (process.env.LIQUIDITY_PROVIDER_PUB || "76ed45f00cea7bac59d8d0b7d204848f5319d7b96c140ffb6fcbaaab0a13d44e")
+    const providerNprofile = chooseEnv("PROVIDER_NPROFILE", dbEnv, "nprofile1qyd8wumn8ghj7um5wfn8y7fwwd5x7cmt9ehx2arhdaexkqpqwmk5tuqvafa6ckwc6zmaypyy3af3n4aeds2ql7m0ew42kzsn638q9s9z8p", addToDb)
-    const liquidityProviderPub = chooseEnv("LIQUIDITY_PROVIDER_PUB", dbEnv, "76ed45f00cea7bac59d8d0b7d204848f5319d7b96c140ffb6fcbaaab0a13d44e", addToDb)
+    const { liquidityProviderPub, providerRelayUrl } = decodeNprofile(providerNprofile)
+
     const disableLiquidityProvider = chooseEnvBool("DISABLE_LIQUIDITY_PROVIDER", dbEnv, false, addToDb) || liquidityProviderPub === "null"
     const useOnlyLiquidityProvider = chooseEnvBool("USE_ONLY_LIQUIDITY_PROVIDER", dbEnv, false, addToDb)
-    return { liquidityProviderPub, useOnlyLiquidityProvider, disableLiquidityProvider }
+
+    return { liquidityProviderPub, useOnlyLiquidityProvider, disableLiquidityProvider, providerRelayUrl }
+}
+
+const decodeNprofile = (nprofile: string) => {
+    const decoded = nip19.decode(nprofile)
+    if (decoded.type !== 'nprofile') {
+        throw new Error("PROVIDER_NPROFILE must be a valid nprofile")
+    }
+    if (!decoded.data.pubkey) {
+        throw new Error("PROVIDER_NPROFILE must contain a pubkey")
+    }
+    if (!decoded.data.relays || decoded.data.relays.length === 0) {
+        throw new Error("PROVIDER_NPROFILE must contain at least one relay")
+    }
+    return { liquidityProviderPub: decoded.data.pubkey, providerRelayUrl: decoded.data.relays[0] }
+}
+
+export type SwapsSettings = {
+    boltzHttpUrl: string
+    boltzWebSocketUrl: string
+    boltsHttpUrlAlt: string
+    boltsWebSocketUrlAlt: string
+    enableSwaps: boolean
+}
+
+export const LoadSwapsSettingsFromEnv = (dbEnv: Record<string, string | undefined>, addToDb?: EnvCacher): SwapsSettings => {
+    return {
+        boltzHttpUrl: chooseEnv("BOLTZ_HTTP_URL", dbEnv, "https://swaps.zeuslsp.com/api", addToDb),
+        boltzWebSocketUrl: chooseEnv("BOLTZ_WEBSOCKET_URL", dbEnv, "wss://swaps.zeuslsp.com/api", addToDb),
+        boltsHttpUrlAlt: chooseEnv("BOLTZ_HTTP_URL_ALT", dbEnv, "https://api.boltz.exchange/", addToDb),
+        boltsWebSocketUrlAlt: chooseEnv("BOLTZ_WEBSOCKET_URL_ALT", dbEnv, "wss://api.boltz.exchange/", addToDb),
+        enableSwaps: chooseEnvBool("ENABLE_SWAPS", dbEnv, false, addToDb)
+    }
 }
 
 

src/services/main/settingsManager.ts

@@ -5,7 +5,8 @@ import {
     LiquiditySettings, LndNodeSettings, LndSettings, LoadLiquiditySettingsFromEnv,
     LoadLSPSettingsFromEnv, LSPSettings, ServiceFeeSettings, ServiceSettings, LoadServiceFeeSettingsFromEnv,
     LoadNostrRelaySettingsFromEnv, LoadServiceSettingsFromEnv, LoadWatchdogSettingsFromEnv,
-    LoadLndNodeSettingsFromEnv, LoadLndSettingsFromEnv, NostrRelaySettings, WatchdogSettings
+    LoadLndNodeSettingsFromEnv, LoadLndSettingsFromEnv, NostrRelaySettings, WatchdogSettings, SwapsSettings, LoadSwapsSettingsFromEnv
+
 } from "./settings.js"
 export default class SettingsManager {
     storage: Storage
@@ -27,6 +28,7 @@ export default class SettingsManager {
             serviceFeeSettings: LoadServiceFeeSettingsFromEnv(dbEnv, addToDb),
             serviceSettings: LoadServiceSettingsFromEnv(dbEnv, addToDb),
             watchDogSettings: LoadWatchdogSettingsFromEnv(dbEnv, addToDb),
+            swapsSettings: LoadSwapsSettingsFromEnv(dbEnv, addToDb),
         }
     }
 
@@ -48,9 +50,26 @@ export default class SettingsManager {
         for (const key in toAdd) {
             await this.storage.settingsStorage.setDbEnvIFNeeded(key, toAdd[key])
         }
+        // Validate fee configuration: routing fee limit must be <= service fee
+        this.validateFeeSettings(this.settings)
         return this.settings
     }
 
+    private validateFeeSettings(settings: FullSettings): void {
+        const { serviceFeeSettings, lndSettings } = settings
+        const serviceFeeBps = serviceFeeSettings.serviceFeeBps
+        const routingFeeLimitBps = lndSettings.routingFeeLimitBps
+        const serviceFeeFloor = serviceFeeSettings.serviceFeeFloor
+        const routingFeeFloor = lndSettings.routingFeeFloor
+
+        if (routingFeeLimitBps > serviceFeeBps) {
+            throw new Error(`ROUTING_FEE_LIMIT_BPS (${routingFeeLimitBps}) must be <= SERVICE_FEE_BPS (${serviceFeeBps}) to ensure Pub keeps a spread`)
+        }
+        if (routingFeeFloor > serviceFeeFloor) {
+            throw new Error(`ROUTING_FEE_FLOOR_SATS (${routingFeeFloor}) must be <= SERVICE_FEE_FLOOR_SATS (${serviceFeeFloor}) to ensure Pub keeps a spread`)
+        }
+    }
+
     getStorageSettings(): StorageSettings {
         return this.storage.getStorageSettings()
     }
@@ -148,5 +167,6 @@ type FullSettings = {
     nostrRelaySettings: NostrRelaySettings,
     serviceFeeSettings: ServiceFeeSettings,
     serviceSettings: ServiceSettings,
-    lspSettings: LSPSettings
+    lspSettings: LSPSettings,
+    swapsSettings: SwapsSettings
 }

src/services/metrics/index.ts

@@ -241,12 +241,12 @@ export default class Handler {
         ops.outgoingInvoices.forEach(i => {
             if (req.include_operations) operations.push({ type: Types.UserOperationType.OUTGOING_INVOICE, amount: i.paid_amount, inbound: false, paidAtUnix: i.paid_at_unix, confirmed: true, service_fee: i.service_fees, network_fee: i.routing_fees, identifier: "", operationId: "", tx_hash: "", internal: i.internal })
             totalSpent += i.paid_amount
-            feesInRange += i.service_fees
+            feesInRange += (i.service_fees - i.routing_fees)
         })
         ops.outgoingTransactions.forEach(tx => {
             if (req.include_operations) operations.push({ type: Types.UserOperationType.OUTGOING_TX, amount: tx.paid_amount, inbound: false, paidAtUnix: tx.paid_at_unix, confirmed: tx.confs > 1, service_fee: tx.service_fees, network_fee: tx.chain_fees, identifier: "", operationId: "", tx_hash: tx.tx_hash, internal: tx.internal })
             totalSpent += tx.paid_amount
-            feesInRange += tx.service_fees
+            feesInRange += (tx.service_fees - tx.chain_fees)
         })
 
         ops.userToUser.forEach(op => {
@@ -414,6 +414,10 @@ export default class Handler {
         await this.storage.metricsStorage.AddRootOperation("chain", `${address}:${txOutput.hash}:${txOutput.index}`, amount)
     }
 
+    async GetRootAddressTransaction(address: string, txHash: string, index: number) {
+        return this.storage.metricsStorage.GetRootOperation("chain", `${address}:${txHash}:${index}`)
+    }
+
     async AddRootInvoicePaid(paymentRequest: string, amount: number) {
         await this.storage.metricsStorage.AddRootOperation("invoice", paymentRequest, amount)
     }

src/services/nostr/handler.ts

@@ -1,34 +1,37 @@
 //import { SimplePool, Sub, Event, UnsignedEvent, getEventHash, signEvent } from 'nostr-tools'
-import WebSocket from 'ws'
+/* import WebSocket from 'ws'
-Object.assign(global, { WebSocket: WebSocket });
+Object.assign(global, { WebSocket: WebSocket }); */
-import crypto from 'crypto'
+/* import crypto from 'crypto'
-import { SimplePool, Event, UnsignedEvent, finalizeEvent, Relay, nip44 } from 'nostr-tools'
+import { SimplePool, Event, UnsignedEvent, finalizeEvent, Relay, nip44, Filter } from 'nostr-tools' */
 import { ERROR, getLogger } from '../helpers/logger.js'
-import { nip19 } from 'nostr-tools'
+/* import { nip19 } from 'nostr-tools'
-import { encrypt as encryptV1, decrypt as decryptV1, getSharedSecret as getConversationKeyV1 } from './nip44v1.js'
+import { encrypt as encryptV1, decrypt as decryptV1, getSharedSecret as getConversationKeyV1 } from './nip44v1.js' */
 import { ProcessMetrics, ProcessMetricsCollector } from '../storage/tlv/processMetricsCollector.js'
-import { Subscription } from 'nostr-tools/lib/types/abstract-relay.js';
+/* import { Subscription } from 'nostr-tools/lib/types/abstract-relay.js';
 const { nprofileEncode } = nip19
 const { v2 } = nip44
 const { encrypt: encryptV2, decrypt: decryptV2, utils } = v2
-const { getConversationKey: getConversationKeyV2 } = utils
+const { getConversationKey: getConversationKeyV2 } = utils */
-const handledEvents: string[] = [] // TODO: - big memory leak here, add TTL
+/* const handledEvents: string[] = [] // TODO: - big memory leak here, add TTL
 type AppInfo = { appId: string, publicKey: string, privateKey: string, name: string }
 type ClientInfo = { clientId: string, publicKey: string, privateKey: string, name: string }
 type SendDataContent = { type: "content", content: string, pub: string }
 type SendDataEvent = { type: "event", event: UnsignedEvent, encrypt?: { toPub: string } }
 export type SendData = SendDataContent | SendDataEvent
 export type SendInitiator = { type: 'app', appId: string } | { type: 'client', clientId: string }
-export type NostrSend = (initiator: SendInitiator, data: SendData, relays?: string[] | undefined) => void
+export type NostrSend = (initiator: SendInitiator, data: SendData, relays?: string[] | undefined) => void */
+import { NostrPool } from './nostrPool.js'
+import { NostrSettings, SendInitiator, SendData, NostrEvent, NostrSend } from './nostrPool.js'
 
-export type NostrSettings = {
+/* export type NostrSettings = {
     apps: AppInfo[]
     relays: string[]
     clients: ClientInfo[]
     maxEventContentLength: number
-}
+    providerDestinationPub: string
+} */
 
-export type NostrEvent = {
+/* export type NostrEvent = {
     id: string
     pub: string
     content: string
@@ -36,7 +39,8 @@ export type NostrEvent = {
     startAtNano: string
     startAtMs: number
     kind: number
-}
+    relayConstraint?: 'service' | 'provider'
+} */
 
 type SettingsRequest = {
     type: 'settings'
@@ -69,9 +73,14 @@ type ProcessMetricsResponse = {
     type: 'processMetrics'
     metrics: ProcessMetrics
 }
+type BeaconResponse = {
+    type: 'beacon'
+    content: string
+    pub: string
+}
 
 export type ChildProcessRequest = SettingsRequest | SendRequest | PingRequest
-export type ChildProcessResponse = ReadyResponse | EventResponse | ProcessMetricsResponse | PingResponse
+export type ChildProcessResponse = ReadyResponse | EventResponse | ProcessMetricsResponse | PingResponse | BeaconResponse
 const send = (message: ChildProcessResponse) => {
     if (process.send) {
         process.send(message, undefined, undefined, err => {
@@ -82,7 +91,7 @@ const send = (message: ChildProcessResponse) => {
         })
     }
 }
-let subProcessHandler: Handler | undefined
+let subProcessHandler: NostrPool | undefined
 process.on("message", (message: ChildProcessRequest) => {
     switch (message.type) {
         case 'settings':
@@ -102,11 +111,15 @@ process.on("message", (message: ChildProcessRequest) => {
 const handleNostrSettings = (settings: NostrSettings) => {
     if (subProcessHandler) {
         getLogger({ component: "nostrMiddleware" })("got new nostr setting, resetting nostr handler")
-        subProcessHandler.Stop()
+        subProcessHandler.UpdateSettings(settings)
-        initNostrHandler(settings)
+        // initNostrHandler(settings)
         return
     }
-    initNostrHandler(settings)
+    subProcessHandler = new NostrPool(event => {
+        send(event)
+    })
+    subProcessHandler.UpdateSettings(settings)
+    // initNostrHandler(settings)
     new ProcessMetricsCollector((metrics) => {
         send({
             type: 'processMetrics',
@@ -114,14 +127,11 @@ const handleNostrSettings = (settings: NostrSettings) => {
         })
     })
 }
-const initNostrHandler = (settings: NostrSettings) => {
+/* const initNostrHandler = (settings: NostrSettings) => {
-    subProcessHandler = new Handler(settings, event => {
+    subProcessHandler = new NostrPool(event => {
-        send({
+        send(event)
-            type: 'event',
-            event: event
-        })
     })
-}
+} */
 const sendToNostr: NostrSend = (initiator, data, relays) => {
     if (!subProcessHandler) {
         getLogger({ component: "nostrMiddleware" })(ERROR, "nostr was not initialized")
@@ -131,7 +141,7 @@ const sendToNostr: NostrSend = (initiator, data, relays) => {
 }
 
 send({ type: 'ready' })
-const supportedKinds = [21000, 21001, 21002, 21003]
+/* const supportedKinds = [21000, 21001, 21002, 21003]
 export default class Handler {
     pool = new SimplePool()
     settings: NostrSettings
@@ -218,18 +228,28 @@ export default class Handler {
             appIds: appIds,
             listeningForPubkeys: appIds
         })
-
+        const subs: Filter[] = [
-        return relay.subscribe([
             {
                 since: Math.ceil(Date.now() / 1000),
                 kinds: supportedKinds,
                 '#p': appIds,
             }
-        ], {
+        ]
+        if (this.settings.providerDestinationPub) {
+            subs.push({
+                kinds: [30078], '#d': ['Lightning.Pub'],
+                authors: [this.settings.providerDestinationPub]
+            })
+        }
+        return relay.subscribe(subs, {
             oneose: () => {
                 this.log("up to date with nostr events")
             },
             onevent: async (e) => {
+                if (e.kind === 30078 && e.pubkey === this.settings.providerDestinationPub) {
+                    send({ type: 'beacon', content: e.content, pub: e.pubkey })
+                    return
+                }
                 if (!supportedKinds.includes(e.kind) || !e.pubkey) {
                     return
                 }
@@ -366,4 +386,4 @@ const splitContent = (content: string, maxLength: number) => {
         parts.push(content.slice(i, i + maxLength))
     }
     return parts
-}
+} */

src/services/nostr/index.ts

@@ -1,19 +1,17 @@
 import { ChildProcess, fork } from 'child_process'
-import { NostrSettings, NostrEvent, ChildProcessRequest, ChildProcessResponse, SendData, SendInitiator } from "./handler.js"
+import { NostrSettings, NostrEvent, SendData, SendInitiator } from "./nostrPool.js"
+import { ChildProcessRequest, ChildProcessResponse } from "./handler.js"
 import { Utils } from '../helpers/utilsWrapper.js'
 import { getLogger, ERROR } from '../helpers/logger.js'
 type EventCallback = (event: NostrEvent) => void
-
+type BeaconCallback = (beacon: { content: string, pub: string }) => void
-
-
-
 
 export default class NostrSubprocess {
     childProcess: ChildProcess
     utils: Utils
     awaitingPongs: (() => void)[] = []
     log = getLogger({})
-    constructor(settings: NostrSettings, utils: Utils, eventCallback: EventCallback) {
+    constructor(settings: NostrSettings, utils: Utils, eventCallback: EventCallback, beaconCallback: BeaconCallback) {
         this.utils = utils
         this.childProcess = fork("./build/src/services/nostr/handler")
         this.childProcess.on("error", (error) => {
@@ -43,6 +41,9 @@ export default class NostrSubprocess {
                     this.awaitingPongs.forEach(resolve => resolve())
                     this.awaitingPongs = []
                     break
+                case 'beacon':
+                    beaconCallback({ content: message.content, pub: message.pub })
+                    break
                 default:
                     console.error("unknown nostr event response", message)
                     break;

src/services/nostr/nostrPool.ts

@@ -0,0 +1,325 @@
+import WebSocket from 'ws'
+Object.assign(global, { WebSocket: WebSocket });
+import crypto from 'crypto'
+import { SimplePool, Event, UnsignedEvent, finalizeEvent, Relay, nip44, Filter } from 'nostr-tools'
+import { ERROR, getLogger, PubLogger } from '../helpers/logger.js'
+import { nip19 } from 'nostr-tools'
+import { encrypt as encryptV1, decrypt as decryptV1, getSharedSecret as getConversationKeyV1 } from './nip44v1.js'
+import { Subscription } from 'nostr-tools/lib/types/abstract-relay.js';
+import { RelayConnection, RelaySettings } from './nostrRelayConnection.js'
+const { nprofileEncode } = nip19
+const { v2 } = nip44
+const { encrypt: encryptV2, decrypt: decryptV2, utils } = v2
+const { getConversationKey: getConversationKeyV2 } = utils
+// const handledEvents: string[] = [] // TODO: - big memory leak here, add TTL
+export type SendDataContent = { type: "content", content: string, pub: string }
+export type SendDataEvent = { type: "event", event: UnsignedEvent, encrypt?: { toPub: string } }
+export type SendData = SendDataContent | SendDataEvent
+export type SendInitiator = { type: 'app', appId: string } | { type: 'client', clientId: string }
+export type NostrSend = (initiator: SendInitiator, data: SendData, relays?: string[] | undefined) => void
+
+export type LinkedProviderInfo = { pubkey: string, clientId: string, relayUrl: string }
+export type AppInfo = { appId: string, publicKey: string, privateKey: string, name: string, provider?: LinkedProviderInfo }
+// export type ClientInfo = { clientId: string, publicKey: string, privateKey: string, name: string }
+export type NostrSettings = {
+    apps: AppInfo[]
+    relays: string[]
+    // clients: ClientInfo[]
+    maxEventContentLength: number
+    // providerDestinationPub: string
+}
+
+export type NostrEvent = {
+    id: string
+    pub: string
+    content: string
+    appId: string
+    startAtNano: string
+    startAtMs: number
+    kind: number
+    relayConstraint?: 'service' | 'provider'
+}
+type RelayEvent = { type: 'event', event: NostrEvent } | { type: 'beacon', content: string, pub: string }
+type RelayEventCallback = (event: RelayEvent) => void
+const splitContent = (content: string, maxLength: number) => {
+    const parts = []
+    for (let i = 0; i < content.length; i += maxLength) {
+        parts.push(content.slice(i, i + maxLength))
+    }
+    return parts
+}
+const actionKinds = [21000, 21001, 21002, 21003]
+const beaconKind = 30078
+const appTag = "Lightning.Pub"
+export class NostrPool {
+    relays: Record<string, RelayConnection> = {}
+    apps: Record<string /* app pubKey */, AppInfo> = {}
+    maxEventContentLength: number
+    // providerDestinationPub: string | undefined
+    eventCallback: RelayEventCallback
+    log = getLogger({ component: "nostrMiddleware" })
+    handledEvents: Map<string, { handledAt: number }> = new Map()  // add expiration handler
+    providerInfo: (LinkedProviderInfo & { appPub: string }) | undefined = undefined
+    cleanupInterval: NodeJS.Timeout | undefined = undefined
+    constructor(eventCallback: RelayEventCallback) {
+        this.eventCallback = eventCallback
+    }
+
+    StartCleanupInterval() {
+        this.cleanupInterval = setInterval(() => {
+            this.handledEvents.forEach((value, key) => {
+                if (Date.now() - value.handledAt > 1000 * 60 * 60 * 2) {
+                    this.handledEvents.delete(key)
+                }
+            })
+        }, 1000 * 60 * 60 * 1)
+    }
+
+    UpdateSettings(settings: NostrSettings) {
+        Object.values(this.relays).forEach(relay => relay.Stop())
+        settings.apps.forEach(app => {
+            this.log("appId:", app.appId, "pubkey:", app.publicKey, "nprofile:", nprofileEncode({ pubkey: app.publicKey, relays: settings.relays }))
+        })
+        this.maxEventContentLength = settings.maxEventContentLength
+        const { apps, rSettings, providerInfo } = processApps(settings)
+        this.providerInfo = providerInfo
+        this.apps = apps
+        this.relays = {}
+        for (const r of rSettings) {
+            this.relays[r.relayUrl] = new RelayConnection(r, (e, r) => this.onEvent(e, r))
+        }
+
+    }
+
+    private onEvent = (e: Event, relay: RelayConnection) => {
+        const validated = this.validateEvent(e, relay)
+        if (!validated || this.handledEvents.has(e.id)) {
+            return
+        }
+        this.handledEvents.set(e.id, { handledAt: Date.now() })
+        if (validated.type === 'beacon') {
+            this.eventCallback({ type: 'beacon', content: e.content, pub: validated.pub })
+            return
+        }
+        const { app } = validated
+
+        const startAtMs = Date.now()
+        const startAtNano = process.hrtime.bigint().toString()
+        let content = ""
+        try {
+            if (e.kind === 21000) {
+                content = decryptV1(e.content, getConversationKeyV1(app.privateKey, e.pubkey))
+            } else {
+                content = decryptV2(e.content, getConversationKeyV2(Buffer.from(app.privateKey, 'hex'), e.pubkey))
+            }
+        } catch (e: any) {
+            this.log(ERROR, "failed to decrypt event", e.message, e.content)
+            return
+        }
+        const relayConstraint = relay.getConstraint()
+        const nostrEvent: NostrEvent = { id: e.id, content, pub: e.pubkey, appId: app.appId, startAtNano, startAtMs, kind: e.kind, relayConstraint }
+        this.eventCallback({ type: 'event', event: nostrEvent })
+    }
+
+    private validateEvent(e: Event, relay: RelayConnection): { type: 'event', pub: string, app: AppInfo } | { type: 'beacon', content: string, pub: string } | null {
+        if (e.kind === 30078 && this.providerInfo && e.pubkey === this.providerInfo.pubkey) {
+            // Accept beacons from provider relay (which may also be a service relay)
+            if (relay.isProviderRelay()) {
+                return { type: 'beacon', content: e.content, pub: e.pubkey }
+            }
+        }
+        if (!actionKinds.includes(e.kind) || !e.pubkey) {
+            return null
+        }
+        const pubTags = e.tags.find(tags => tags && tags.length > 1 && tags[0] === 'p')
+        if (!pubTags) {
+            return null
+        }
+        const app = this.apps[pubTags[1]]
+        if (!app) {
+            return null
+        }
+        return { type: 'event', pub: e.pubkey, app }
+    }
+
+    async Send(initiator: SendInitiator, data: SendData, relays?: string[]) {
+        try {
+            const keys = this.getSendKeys(initiator)
+            const r = this.getRelays(initiator, relays)
+            const privateKey = Buffer.from(keys.privateKey, 'hex')
+            const toSign = await this.handleSend(data, keys)
+            await Promise.all(toSign.map(ue => this.sendEvent(ue, keys, r)))
+        } catch (e: any) {
+            this.log(ERROR, "failed to send event", e.message || e)
+            throw e
+        }
+    }
+
+    private async handleSend(data: SendData, keys: { name: string, privateKey: string, publicKey: string }): Promise<UnsignedEvent[]> {
+        if (data.type === 'content') {
+            const parts = splitContent(data.content, this.maxEventContentLength)
+            if (parts.length > 1) {
+                const shardsId = crypto.randomBytes(16).toString('hex')
+                const totalShards = parts.length
+                const ues = await Promise.all(parts.map((part, index) => this.handleSendDataContent({ ...data, content: JSON.stringify({ part, index, totalShards, shardsId }) }, keys)))
+                return ues
+            }
+            return [await this.handleSendDataContent(data, keys)]
+        }
+        const ue = await this.handleSendDataEvent(data, keys)
+        return [ue]
+    }
+
+    private async handleSendDataContent(data: SendDataContent, keys: { name: string, privateKey: string, publicKey: string }): Promise<UnsignedEvent> {
+        let content = encryptV1(data.content, getConversationKeyV1(keys.privateKey, data.pub))
+        return {
+            content,
+            created_at: Math.floor(Date.now() / 1000),
+            kind: 21000,
+            pubkey: keys.publicKey,
+            tags: [['p', data.pub]],
+        }
+    }
+
+    private async handleSendDataEvent(data: SendDataEvent, keys: { name: string, privateKey: string, publicKey: string }): Promise<UnsignedEvent> {
+        const toSign = data.event
+        if (data.encrypt) {
+            toSign.content = encryptV2(data.event.content, getConversationKeyV2(Buffer.from(keys.privateKey, 'hex'), data.encrypt.toPub))
+        }
+        if (!toSign.pubkey) {
+            toSign.pubkey = keys.publicKey
+        }
+        return toSign
+    }
+    private getServiceRelays() {
+        return Object.values(this.relays).filter(r => r.isServiceRelay()).map(r => r.GetUrl())
+    }
+
+    private getProviderRelays() {
+        return Object.values(this.relays).filter(r => r.isProviderRelay()).map(r => r.GetUrl())
+    }
+
+    private async sendEvent(event: UnsignedEvent, keys: { name: string, privateKey: string }, relays: string[]) {
+        const signed = finalizeEvent(event, Buffer.from(keys.privateKey, 'hex'))
+        let sent = false
+        const log = getLogger({ appName: keys.name })
+        // const r = relays ? relays : this.getServiceRelays()
+        const pool = new SimplePool()
+        await Promise.all(pool.publish(relays, signed).map(async p => {
+            try {
+                await p
+                sent = true
+            } catch (e: any) {
+                console.log(e)
+                log(e)
+            }
+        }))
+        if (!sent) {
+            log("failed to send event")
+        } else {
+            //log("sent event")
+        }
+    }
+
+    private getRelays(initiator: SendInitiator, requestRelays?: string[]) {
+        if (requestRelays) {
+            return requestRelays
+        }
+        if (initiator.type === 'app') {
+            return this.getServiceRelays()
+        } else if (initiator.type === 'client') {
+            return this.getProviderRelays()
+        }
+        throw new Error("unkown initiator type")
+    }
+
+    private getSendKeys(initiator: SendInitiator) {
+        if (initiator.type === 'app') {
+            const { appId } = initiator
+            const found = Object.values(this.apps).find((info: AppInfo) => info.appId === appId)
+            if (!found) {
+                throw new Error("unkown app")
+            }
+            return { name: found.name, publicKey: found.publicKey, privateKey: found.privateKey }
+        } else if (initiator.type === 'client') {
+            const { clientId } = initiator
+            const providerApp = this.apps[this.providerInfo?.appPub || ""]
+            if (this.providerInfo && this.providerInfo.clientId === clientId && providerApp) {
+                return { name: providerApp.name, publicKey: providerApp.publicKey, privateKey: providerApp.privateKey }
+            }
+            throw new Error("unkown client")
+        }
+        throw new Error("unkown initiator type")
+    }
+}
+
+const processApps = (settings: NostrSettings) => {
+    const apps: Record<string, AppInfo> = {}
+    let providerInfo: (LinkedProviderInfo & { appPub: string }) | undefined = undefined
+
+    for (const app of settings.apps) {
+        apps[app.publicKey] = app
+        // add provider info if the app has a provider
+        if (app.provider) {
+            // make sure only one provider is configured
+            if (providerInfo) {
+                throw new Error("found more than one provider")
+            }
+            providerInfo = { ...app.provider, appPub: app.publicKey }
+        }
+    }
+    let providerAssigned = false
+    const rSettings: RelaySettings[] = []
+    new Set(settings.relays).forEach(r => {
+        const filters = [getServiceFilter(apps)]
+        // check if this service relay is also a provider relay, and add the beacon filter if so
+        if (providerInfo && providerInfo.relayUrl === r) {
+            providerAssigned = true
+            filters.push(getBeaconFilter(providerInfo.pubkey))
+        }
+        // add the relay settings to the list
+        rSettings.push({
+            relayUrl: r,
+            serviceRelay: true,
+            providerRelay: r === providerInfo?.relayUrl,
+            filters: filters,
+        })
+    })
+    // if no provider was assigned to a service relay, add the provider relay settings with a provider filter
+    if (!providerAssigned && providerInfo) {
+        rSettings.push({
+            relayUrl: providerInfo.relayUrl,
+            providerRelay: true,
+            serviceRelay: false,
+            filters: [
+                getProviderFilter(providerInfo.appPub, providerInfo.pubkey),
+                getBeaconFilter(providerInfo.pubkey),
+            ],
+        })
+    }
+    return { apps, rSettings, providerInfo }
+}
+
+const getServiceFilter = (apps: Record<string, AppInfo>): Filter => {
+    return {
+        since: Math.ceil(Date.now() / 1000),
+        kinds: actionKinds,
+        '#p': Object.keys(apps),
+    }
+}
+
+const getProviderFilter = (appPub: string, providerPub: string): Filter => {
+    return {
+        since: Math.ceil(Date.now() / 1000),
+        kinds: actionKinds,
+        '#p': [appPub],
+        authors: [providerPub]
+    }
+}
+
+const getBeaconFilter = (providerPub: string): Filter => {
+    return {
+        kinds: [beaconKind], '#d': [appTag],
+        authors: [providerPub]
+    }
+}

src/services/nostr/nostrRelayConnection.ts

@@ -0,0 +1,152 @@
+import WebSocket from 'ws'
+Object.assign(global, { WebSocket: WebSocket });
+import { Event, UnsignedEvent, Relay, Filter } from 'nostr-tools'
+import { ERROR, getLogger, PubLogger } from '../helpers/logger.js'
+import { Subscription } from 'nostr-tools/lib/types/abstract-relay.js';
+// const handledEvents: string[] = [] // TODO: - big memory leak here, add TTL
+/* export type SendDataContent = { type: "content", content: string, pub: string }
+export type SendDataEvent = { type: "event", event: UnsignedEvent, encrypt?: { toPub: string } }
+export type SendData = SendDataContent | SendDataEvent
+export type SendInitiator = { type: 'app', appId: string } | { type: 'client', clientId: string }
+export type NostrSend = (initiator: SendInitiator, data: SendData, relays?: string[] | undefined) => void */
+
+/* export type LinkedProviderInfo = { pubDestination: string, clientId: string, relayUrl: string }
+export type AppInfo = { appId: string, publicKey: string, privateKey: string, name: string, provider?: LinkedProviderInfo } */
+// export type ClientInfo = { clientId: string, publicKey: string, privateKey: string, name: string }
+/* export type NostrSettings = {
+    apps: AppInfo[]
+    relays: string[]
+    // clients: ClientInfo[]
+    maxEventContentLength: number
+    // providerDestinationPub: string
+}
+
+export type NostrEvent = {
+    id: string
+    pub: string
+    content: string
+    appId: string
+    startAtNano: string
+    startAtMs: number
+    kind: number
+    relayConstraint?: 'service' | 'provider'
+} */
+
+type RelayCallback = (event: Event, relay: RelayConnection) => void
+export type RelaySettings = { relayUrl: string, filters: Filter[], serviceRelay: boolean, providerRelay: boolean }
+
+
+export class RelayConnection {
+    eventCallback: RelayCallback
+    log: PubLogger
+    relay: Relay | null = null
+    sub: Subscription | null = null
+    // relayUrl: string
+    stopped = false
+    // filters: Filter[]
+    settings: RelaySettings
+    constructor(settings: RelaySettings, eventCallback: RelayCallback, autoconnect = true) {
+        this.log = getLogger({ component: "relay:" + settings.relayUrl })
+        // this.relayUrl = relayUrl
+        // this.filters = filters
+        this.settings = settings
+        this.eventCallback = eventCallback
+        if (autoconnect) {
+            this.ConnectLoop()
+        }
+    }
+
+    GetUrl() {
+        return this.settings.relayUrl
+    }
+
+    Stop() {
+        this.stopped = true
+        this.sub?.close()
+        this.relay?.close()
+        this.relay = null
+        this.sub = null
+    }
+
+    isServiceRelay() {
+        return this.settings.serviceRelay
+    }
+    isProviderRelay() {
+        return this.settings.providerRelay
+    }
+
+    getConstraint(): 'service' | 'provider' | undefined {
+        if (this.isProviderRelay() && !this.isServiceRelay()) {
+            return 'provider'
+        }
+        if (this.isServiceRelay() && !this.isProviderRelay()) {
+            return 'service'
+        }
+        return undefined
+    }
+
+    async ConnectLoop() {
+        let failures = 0
+        while (!this.stopped) {
+            await this.ConnectPromise()
+            const pow = Math.pow(2, failures)
+            const delay = Math.min(pow, 900)
+            this.log("connection failed, will try again in", delay, "seconds (failures:", failures, ")")
+            await new Promise(resolve => setTimeout(resolve, delay * 1000))
+            failures++
+        }
+        this.log("nostr handler stopped")
+    }
+
+    async ConnectPromise() {
+        return new Promise<void>(async (res) => {
+            this.relay = await this.GetRelay()
+            if (!this.relay) {
+                res()
+                return
+            }
+            this.sub = this.Subscribe(this.relay)
+            this.relay.onclose = (() => {
+                this.log("disconnected")
+                this.sub?.close()
+                if (this.relay) {
+                    this.relay.onclose = null
+                    this.relay.close()
+                    this.relay = null
+                }
+                this.sub = null
+                res()
+            })
+        })
+    }
+
+    async GetRelay(): Promise<Relay | null> {
+        try {
+            const relay = await Relay.connect(this.settings.relayUrl)
+            if (!relay.connected) {
+                throw new Error("failed to connect to relay")
+            }
+            return relay
+        } catch (err: any) {
+            this.log("failed to connect to relay", err.message || err)
+            return null
+        }
+    }
+
+    Subscribe(relay: Relay) {
+        this.log("🔍 subscribing...")
+        return relay.subscribe(this.settings.filters, {
+            oneose: () => this.log("is ready"),
+            onevent: (e) => this.eventCallback(e, this)
+        })
+    }
+
+    Send(e: Event) {
+        if (!this.relay) {
+            throw new Error("relay not connected")
+        }
+        return this.relay.publish(e)
+    }
+
+
+}

src/services/nostr/sender.ts

@@ -0,0 +1,36 @@
+import { NostrSend, SendData, SendInitiator } from "./nostrPool.js"
+import { getLogger } from "../helpers/logger.js"
+export class NostrSender {
+    private _nostrSend: NostrSend = () => { throw new Error('nostr send not initialized yet') }
+    private isReady: boolean = false
+    private onReadyCallbacks: (() => void)[] = []
+    private pendingSends: { initiator: SendInitiator, data: SendData, relays?: string[] | undefined }[] = []
+    private log = getLogger({ component: "nostrSender" })
+
+    AttachNostrSend(nostrSend: NostrSend) {
+        this._nostrSend = nostrSend
+        this.isReady = true
+        this.onReadyCallbacks.forEach(cb => cb())
+        this.onReadyCallbacks = []
+        this.pendingSends.forEach(send => this._nostrSend(send.initiator, send.data, send.relays))
+        this.pendingSends = []
+    }
+    OnReady(callback: () => void) {
+        if (this.isReady) {
+            callback()
+        } else {
+            this.onReadyCallbacks.push(callback)
+        }
+    }
+    Send(initiator: SendInitiator, data: SendData, relays?: string[] | undefined) {
+        if (!this.isReady) {
+            this.log("tried to send before nostr was ready, caching request")
+            this.pendingSends.push({ initiator, data, relays })
+            return
+        }
+        this._nostrSend(initiator, data, relays)
+    }
+    IsReady() {
+        return this.isReady
+    }
+}

src/services/serverMethods/index.ts

@@ -91,6 +91,21 @@ export default (mainHandler: Main): Types.ServerMethods => {
             if (err != null) throw new Error(err.message)
             return mainHandler.adminManager.CloseChannel(req)
         },
+        GetAdminTransactionSwapQuotes: async ({ ctx, req }) => {
+            const err = Types.TransactionSwapRequestValidate(req, {
+                transaction_amount_sats_CustomCheck: amt => amt > 0
+            })
+            if (err != null) throw new Error(err.message)
+            return mainHandler.adminManager.GetAdminTransactionSwapQuotes(req)
+        },
+        PayAdminTransactionSwap: async ({ ctx, req }) => {
+            const err = Types.PayAdminTransactionSwapRequestValidate(req, {
+                address_CustomCheck: addr => addr !== '',
+                swap_operation_id_CustomCheck: id => id !== '',
+            })
+            if (err != null) throw new Error(err.message)
+            return mainHandler.adminManager.PayAdminTransactionSwap(req)
+        },
         GetProvidersDisruption: async () => {
             return mainHandler.metricsManager.GetProvidersDisruption()
         },
@@ -130,6 +145,9 @@ export default (mainHandler: Main): Types.ServerMethods => {
         GetUserOperations: async ({ ctx, req }) => {
             return mainHandler.paymentManager.GetUserOperations(ctx.user_id, req)
         },
+        ListAdminSwaps: async ({ ctx }) => {
+            return mainHandler.adminManager.ListAdminSwaps()
+        },
         GetPaymentState: async ({ ctx, req }) => {
             const err = Types.GetPaymentStateRequestValidate(req, {
                 invoice_CustomCheck: invoice => invoice !== ""
@@ -141,12 +159,18 @@ export default (mainHandler: Main): Types.ServerMethods => {
         PayAddress: async ({ ctx, req }) => {
             const err = Types.PayAddressRequestValidate(req, {
                 address_CustomCheck: addr => addr !== '',
-                amoutSats_CustomCheck: amt => amt > 0,
+                amountSats_CustomCheck: amt => amt > 0,
-                satsPerVByte_CustomCheck: spb => spb > 0
+                // satsPerVByte_CustomCheck: spb => spb > 0
             })
             if (err != null) throw new Error(err.message)
             return mainHandler.paymentManager.PayAddress(ctx, req)
         },
+        ListSwaps: async ({ ctx }) => {
+            return mainHandler.paymentManager.ListSwaps(ctx)
+        },
+        GetTransactionSwapQuotes: async ({ ctx, req }) => {
+            return mainHandler.paymentManager.GetTransactionSwapQuotes(ctx, req)
+        },
         NewInvoice: ({ ctx, req }) => mainHandler.appUserManager.NewInvoice(ctx, req),
         DecodeInvoice: async ({ ctx, req }) => {
             return mainHandler.paymentManager.DecodeInvoice(req)

src/services/storage/db/db.ts

@@ -29,6 +29,7 @@ import { AppUserDevice } from "../entity/AppUserDevice.js"
 import * as fs from 'fs'
 import { UserAccess } from "../entity/UserAccess.js"
 import { AdminSettings } from "../entity/AdminSettings.js"
+import { TransactionSwap } from "../entity/TransactionSwap.js"
 
 
 export type DbSettings = {
@@ -74,7 +75,8 @@ export const MainDbEntities = {
     'ManagementGrant': ManagementGrant,
     'AppUserDevice': AppUserDevice,
     'UserAccess': UserAccess,
-    'AdminSettings': AdminSettings
+    'AdminSettings': AdminSettings,
+    'TransactionSwap': TransactionSwap
 }
 export type MainDbNames = keyof typeof MainDbEntities
 export const MainDbEntitiesNames = Object.keys(MainDbEntities)

src/services/storage/entity/TrackedProvider.ts

@@ -18,6 +18,9 @@ export class TrackedProvider {
     @Column({ default: 0 })
     latest_distruption_at_unix: number
 
+    @Column({ default: 0 })
+    latest_checked_height: number
+
     @CreateDateColumn()
     created_at: Date
 

src/services/storage/entity/TransactionSwap.ts

@@ -0,0 +1,74 @@
+import { Entity, PrimaryGeneratedColumn, Column, CreateDateColumn, ManyToOne, JoinColumn, UpdateDateColumn } from "typeorm";
+import { User } from "./User";
+
+@Entity()
+export class TransactionSwap {
+    @PrimaryGeneratedColumn('uuid')
+    swap_operation_id: string
+
+    @Column()
+    app_user_id: string
+
+    @Column()
+    swap_quote_id: string
+
+    @Column()
+    swap_tree: string
+
+    @Column()
+    lockup_address: string
+
+    @Column()
+    refund_public_key: string
+
+    @Column()
+    timeout_block_height: number
+
+    @Column()
+    invoice: string
+
+    @Column()
+    invoice_amount: number
+
+    @Column()
+    transaction_amount: number
+
+    @Column()
+    swap_fee_sats: number
+
+    @Column()
+    chain_fee_sats: number
+
+    @Column()
+    preimage: string
+
+    @Column()
+    ephemeral_public_key: string
+
+    // the private key is used on to perform a swap, it does not hold any funds once the swap is completed
+    // the swap should only last a few seconds, so it is not a security risk to store the private key in the database
+    // the key is stored here mostly for recovery purposes, in case something goes wrong with the swap
+    @Column()
+    ephemeral_private_key: string
+
+    @Column({ default: false })
+    used: boolean
+
+    @Column({ default: "" })
+    failure_reason: string
+
+    @Column({ default: "" })
+    tx_id: string
+
+    @Column({ default: "" })
+    address_paid: string
+
+    @Column({ default: "" })
+    service_url: string
+
+    @CreateDateColumn()
+    created_at: Date
+
+    @UpdateDateColumn()
+    updated_at: Date
+}

src/services/storage/entity/UserInvoicePayment.ts

@@ -47,6 +47,9 @@ export class UserInvoicePayment {
     @Column({ nullable: true })
     debit_to_pub: string
 
+    @Column({ nullable: true })
+    swap_operation_id: string
+
     @CreateDateColumn()
     created_at: Date
 

src/services/storage/index.ts

@@ -118,6 +118,10 @@ export default class {
                 } */
     }
 
+    NostrSender() {
+        return this.utils.nostrSender
+    }
+
     getStorageSettings(): StorageSettings {
         return this.settings
     }

src/services/storage/liquidityStorage.ts

@@ -64,4 +64,13 @@ export class LiquidityStorage {
     async UpdateTrackedProviderDisruption(providerType: 'lnd' | 'lnPub', pub: string, latestDisruptionAtUnix: number) {
         return this.dbs.Update<TrackedProvider>('TrackedProvider', { provider_pubkey: pub, provider_type: providerType }, { latest_distruption_at_unix: latestDisruptionAtUnix })
     }
+
+    async GetLatestCheckedHeight(providerType: 'lnd' | 'lnPub', pub: string): Promise<number> {
+        const provider = await this.GetTrackedProvider(providerType, pub)
+        return provider?.latest_checked_height || 0
+    }
+
+    async UpdateLatestCheckedHeight(providerType: 'lnd' | 'lnPub', pub: string, height: number) {
+        return this.dbs.Update<TrackedProvider>('TrackedProvider', { provider_pubkey: pub, provider_type: providerType }, { latest_checked_height: height })
+    }
 }

src/services/storage/metricsStorage.ts

@@ -149,6 +149,10 @@ export default class {
         return this.dbs.CreateAndSave<RootOperation>('RootOperation', { operation_type: opType, operation_amount: amount, operation_identifier: id, at_unix: Math.floor(Date.now() / 1000) }, txId)
     }
 
+    async GetRootOperation(opType: string, id: string, txId?: string) {
+        return this.dbs.FindOne<RootOperation>('RootOperation', { where: { operation_type: opType, operation_identifier: id } }, txId)
+    }
+
     async GetRootOperations({ from, to }: { from?: number, to?: number }, txId?: string) {
         const q = getTimeQuery({ from, to })
         return this.dbs.Find<RootOperation>('RootOperation', q, txId)

src/services/storage/migrations/1762890527098-tx_swap.ts

@@ -0,0 +1,26 @@
+import { MigrationInterface, QueryRunner } from "typeorm";
+
+export class TxSwap1762890527098 implements MigrationInterface {
+    name = 'TxSwap1762890527098'
+
+    public async up(queryRunner: QueryRunner): Promise<void> {
+        await queryRunner.query(`CREATE TABLE "transaction_swap" ("swap_operation_id" varchar PRIMARY KEY NOT NULL, "app_user_id" varchar NOT NULL, "swap_quote_id" varchar NOT NULL, "swap_tree" varchar NOT NULL, "lockup_address" varchar NOT NULL, "refund_public_key" varchar NOT NULL, "timeout_block_height" integer NOT NULL, "invoice" varchar NOT NULL, "invoice_amount" integer NOT NULL, "transaction_amount" integer NOT NULL, "swap_fee_sats" integer NOT NULL, "chain_fee_sats" integer NOT NULL, "preimage" varchar NOT NULL, "ephemeral_public_key" varchar NOT NULL, "ephemeral_private_key" varchar NOT NULL, "used" boolean NOT NULL DEFAULT (0), "failure_reason" varchar NOT NULL DEFAULT (''), "tx_id" varchar NOT NULL DEFAULT (''), "created_at" datetime NOT NULL DEFAULT (datetime('now')), "updated_at" datetime NOT NULL DEFAULT (datetime('now')))`);
+        await queryRunner.query(`DROP INDEX "IDX_a609a4d3d8d9b07b90692a3c45"`);
+        await queryRunner.query(`CREATE TABLE "temporary_user_invoice_payment" ("serial_id" integer PRIMARY KEY AUTOINCREMENT NOT NULL, "invoice" varchar NOT NULL, "paid_amount" integer NOT NULL, "routing_fees" integer NOT NULL, "service_fees" integer NOT NULL, "paid_at_unix" integer NOT NULL, "internal" boolean NOT NULL DEFAULT (0), "created_at" datetime NOT NULL DEFAULT (datetime('now')), "updated_at" datetime NOT NULL DEFAULT (datetime('now')), "userSerialId" integer, "linkedApplicationSerialId" integer, "liquidityProvider" varchar, "paymentIndex" integer NOT NULL DEFAULT (-1), "debit_to_pub" varchar, "swap_operation_id" varchar, CONSTRAINT "FK_ef2aa6761ab681bbbd5f94e0fcb" FOREIGN KEY ("userSerialId") REFERENCES "user" ("serial_id") ON DELETE NO ACTION ON UPDATE NO ACTION, CONSTRAINT "FK_6bcac90887eea1dc61d37db2994" FOREIGN KEY ("linkedApplicationSerialId") REFERENCES "application" ("serial_id") ON DELETE NO ACTION ON UPDATE NO ACTION)`);
+        await queryRunner.query(`INSERT INTO "temporary_user_invoice_payment"("serial_id", "invoice", "paid_amount", "routing_fees", "service_fees", "paid_at_unix", "internal", "created_at", "updated_at", "userSerialId", "linkedApplicationSerialId", "liquidityProvider", "paymentIndex", "debit_to_pub") SELECT "serial_id", "invoice", "paid_amount", "routing_fees", "service_fees", "paid_at_unix", "internal", "created_at", "updated_at", "userSerialId", "linkedApplicationSerialId", "liquidityProvider", "paymentIndex", "debit_to_pub" FROM "user_invoice_payment"`);
+        await queryRunner.query(`DROP TABLE "user_invoice_payment"`);
+        await queryRunner.query(`ALTER TABLE "temporary_user_invoice_payment" RENAME TO "user_invoice_payment"`);
+        await queryRunner.query(`CREATE UNIQUE INDEX "IDX_a609a4d3d8d9b07b90692a3c45" ON "user_invoice_payment" ("invoice") `);
+    }
+
+    public async down(queryRunner: QueryRunner): Promise<void> {
+        await queryRunner.query(`DROP INDEX "IDX_a609a4d3d8d9b07b90692a3c45"`);
+        await queryRunner.query(`ALTER TABLE "user_invoice_payment" RENAME TO "temporary_user_invoice_payment"`);
+        await queryRunner.query(`CREATE TABLE "user_invoice_payment" ("serial_id" integer PRIMARY KEY AUTOINCREMENT NOT NULL, "invoice" varchar NOT NULL, "paid_amount" integer NOT NULL, "routing_fees" integer NOT NULL, "service_fees" integer NOT NULL, "paid_at_unix" integer NOT NULL, "internal" boolean NOT NULL DEFAULT (0), "created_at" datetime NOT NULL DEFAULT (datetime('now')), "updated_at" datetime NOT NULL DEFAULT (datetime('now')), "userSerialId" integer, "linkedApplicationSerialId" integer, "liquidityProvider" varchar, "paymentIndex" integer NOT NULL DEFAULT (-1), "debit_to_pub" varchar, CONSTRAINT "FK_ef2aa6761ab681bbbd5f94e0fcb" FOREIGN KEY ("userSerialId") REFERENCES "user" ("serial_id") ON DELETE NO ACTION ON UPDATE NO ACTION, CONSTRAINT "FK_6bcac90887eea1dc61d37db2994" FOREIGN KEY ("linkedApplicationSerialId") REFERENCES "application" ("serial_id") ON DELETE NO ACTION ON UPDATE NO ACTION)`);
+        await queryRunner.query(`INSERT INTO "user_invoice_payment"("serial_id", "invoice", "paid_amount", "routing_fees", "service_fees", "paid_at_unix", "internal", "created_at", "updated_at", "userSerialId", "linkedApplicationSerialId", "liquidityProvider", "paymentIndex", "debit_to_pub") SELECT "serial_id", "invoice", "paid_amount", "routing_fees", "service_fees", "paid_at_unix", "internal", "created_at", "updated_at", "userSerialId", "linkedApplicationSerialId", "liquidityProvider", "paymentIndex", "debit_to_pub" FROM "temporary_user_invoice_payment"`);
+        await queryRunner.query(`DROP TABLE "temporary_user_invoice_payment"`);
+        await queryRunner.query(`CREATE UNIQUE INDEX "IDX_a609a4d3d8d9b07b90692a3c45" ON "user_invoice_payment" ("invoice") `);
+        await queryRunner.query(`DROP TABLE "transaction_swap"`);
+    }
+
+}

src/services/storage/migrations/1764779178945-tx_swap_address.ts

@@ -0,0 +1,20 @@
+import { MigrationInterface, QueryRunner } from "typeorm";
+
+export class TxSwapAddress1764779178945 implements MigrationInterface {
+    name = 'TxSwapAddress1764779178945'
+
+    public async up(queryRunner: QueryRunner): Promise<void> {
+        await queryRunner.query(`CREATE TABLE "temporary_transaction_swap" ("swap_operation_id" varchar PRIMARY KEY NOT NULL, "app_user_id" varchar NOT NULL, "swap_quote_id" varchar NOT NULL, "swap_tree" varchar NOT NULL, "lockup_address" varchar NOT NULL, "refund_public_key" varchar NOT NULL, "timeout_block_height" integer NOT NULL, "invoice" varchar NOT NULL, "invoice_amount" integer NOT NULL, "transaction_amount" integer NOT NULL, "swap_fee_sats" integer NOT NULL, "chain_fee_sats" integer NOT NULL, "preimage" varchar NOT NULL, "ephemeral_public_key" varchar NOT NULL, "ephemeral_private_key" varchar NOT NULL, "used" boolean NOT NULL DEFAULT (0), "failure_reason" varchar NOT NULL DEFAULT (''), "tx_id" varchar NOT NULL DEFAULT (''), "created_at" datetime NOT NULL DEFAULT (datetime('now')), "updated_at" datetime NOT NULL DEFAULT (datetime('now')), "address_paid" varchar NOT NULL DEFAULT (''))`);
+        await queryRunner.query(`INSERT INTO "temporary_transaction_swap"("swap_operation_id", "app_user_id", "swap_quote_id", "swap_tree", "lockup_address", "refund_public_key", "timeout_block_height", "invoice", "invoice_amount", "transaction_amount", "swap_fee_sats", "chain_fee_sats", "preimage", "ephemeral_public_key", "ephemeral_private_key", "used", "failure_reason", "tx_id", "created_at", "updated_at") SELECT "swap_operation_id", "app_user_id", "swap_quote_id", "swap_tree", "lockup_address", "refund_public_key", "timeout_block_height", "invoice", "invoice_amount", "transaction_amount", "swap_fee_sats", "chain_fee_sats", "preimage", "ephemeral_public_key", "ephemeral_private_key", "used", "failure_reason", "tx_id", "created_at", "updated_at" FROM "transaction_swap"`);
+        await queryRunner.query(`DROP TABLE "transaction_swap"`);
+        await queryRunner.query(`ALTER TABLE "temporary_transaction_swap" RENAME TO "transaction_swap"`);
+    }
+
+    public async down(queryRunner: QueryRunner): Promise<void> {
+        await queryRunner.query(`ALTER TABLE "transaction_swap" RENAME TO "temporary_transaction_swap"`);
+        await queryRunner.query(`CREATE TABLE "transaction_swap" ("swap_operation_id" varchar PRIMARY KEY NOT NULL, "app_user_id" varchar NOT NULL, "swap_quote_id" varchar NOT NULL, "swap_tree" varchar NOT NULL, "lockup_address" varchar NOT NULL, "refund_public_key" varchar NOT NULL, "timeout_block_height" integer NOT NULL, "invoice" varchar NOT NULL, "invoice_amount" integer NOT NULL, "transaction_amount" integer NOT NULL, "swap_fee_sats" integer NOT NULL, "chain_fee_sats" integer NOT NULL, "preimage" varchar NOT NULL, "ephemeral_public_key" varchar NOT NULL, "ephemeral_private_key" varchar NOT NULL, "used" boolean NOT NULL DEFAULT (0), "failure_reason" varchar NOT NULL DEFAULT (''), "tx_id" varchar NOT NULL DEFAULT (''), "created_at" datetime NOT NULL DEFAULT (datetime('now')), "updated_at" datetime NOT NULL DEFAULT (datetime('now')))`);
+        await queryRunner.query(`INSERT INTO "transaction_swap"("swap_operation_id", "app_user_id", "swap_quote_id", "swap_tree", "lockup_address", "refund_public_key", "timeout_block_height", "invoice", "invoice_amount", "transaction_amount", "swap_fee_sats", "chain_fee_sats", "preimage", "ephemeral_public_key", "ephemeral_private_key", "used", "failure_reason", "tx_id", "created_at", "updated_at") SELECT "swap_operation_id", "app_user_id", "swap_quote_id", "swap_tree", "lockup_address", "refund_public_key", "timeout_block_height", "invoice", "invoice_amount", "transaction_amount", "swap_fee_sats", "chain_fee_sats", "preimage", "ephemeral_public_key", "ephemeral_private_key", "used", "failure_reason", "tx_id", "created_at", "updated_at" FROM "temporary_transaction_swap"`);
+        await queryRunner.query(`DROP TABLE "temporary_transaction_swap"`);
+    }
+
+}

src/services/storage/migrations/1766504040000-tracked_provider_height.ts

@@ -0,0 +1,14 @@
+import { MigrationInterface, QueryRunner } from "typeorm";
+
+export class TrackedProviderHeight1766504040000 implements MigrationInterface {
+    name = 'TrackedProviderHeight1766504040000'
+
+    public async up(queryRunner: QueryRunner): Promise<void> {
+        await queryRunner.query(`ALTER TABLE "tracked_provider" ADD "latest_checked_height" integer NOT NULL DEFAULT (0)`);
+    }
+
+    public async down(queryRunner: QueryRunner): Promise<void> {
+        await queryRunner.query(`ALTER TABLE "tracked_provider" DROP COLUMN "latest_checked_height"`);
+    }
+}
+

src/services/storage/migrations/1768413055036-swaps_service_url.ts

@@ -0,0 +1,20 @@
+import { MigrationInterface, QueryRunner } from "typeorm";
+
+export class SwapsServiceUrl1768413055036 implements MigrationInterface {
+    name = 'SwapsServiceUrl1768413055036'
+
+    public async up(queryRunner: QueryRunner): Promise<void> {
+        await queryRunner.query(`CREATE TABLE "temporary_transaction_swap" ("swap_operation_id" varchar PRIMARY KEY NOT NULL, "app_user_id" varchar NOT NULL, "swap_quote_id" varchar NOT NULL, "swap_tree" varchar NOT NULL, "lockup_address" varchar NOT NULL, "refund_public_key" varchar NOT NULL, "timeout_block_height" integer NOT NULL, "invoice" varchar NOT NULL, "invoice_amount" integer NOT NULL, "transaction_amount" integer NOT NULL, "swap_fee_sats" integer NOT NULL, "chain_fee_sats" integer NOT NULL, "preimage" varchar NOT NULL, "ephemeral_public_key" varchar NOT NULL, "ephemeral_private_key" varchar NOT NULL, "used" boolean NOT NULL DEFAULT (0), "failure_reason" varchar NOT NULL DEFAULT (''), "tx_id" varchar NOT NULL DEFAULT (''), "created_at" datetime NOT NULL DEFAULT (datetime('now')), "updated_at" datetime NOT NULL DEFAULT (datetime('now')), "address_paid" varchar NOT NULL DEFAULT (''), "service_url" varchar NOT NULL DEFAULT (''))`);
+        await queryRunner.query(`INSERT INTO "temporary_transaction_swap"("swap_operation_id", "app_user_id", "swap_quote_id", "swap_tree", "lockup_address", "refund_public_key", "timeout_block_height", "invoice", "invoice_amount", "transaction_amount", "swap_fee_sats", "chain_fee_sats", "preimage", "ephemeral_public_key", "ephemeral_private_key", "used", "failure_reason", "tx_id", "created_at", "updated_at", "address_paid") SELECT "swap_operation_id", "app_user_id", "swap_quote_id", "swap_tree", "lockup_address", "refund_public_key", "timeout_block_height", "invoice", "invoice_amount", "transaction_amount", "swap_fee_sats", "chain_fee_sats", "preimage", "ephemeral_public_key", "ephemeral_private_key", "used", "failure_reason", "tx_id", "created_at", "updated_at", "address_paid" FROM "transaction_swap"`);
+        await queryRunner.query(`DROP TABLE "transaction_swap"`);
+        await queryRunner.query(`ALTER TABLE "temporary_transaction_swap" RENAME TO "transaction_swap"`);
+    }
+
+    public async down(queryRunner: QueryRunner): Promise<void> {
+        await queryRunner.query(`ALTER TABLE "transaction_swap" RENAME TO "temporary_transaction_swap"`);
+        await queryRunner.query(`CREATE TABLE "transaction_swap" ("swap_operation_id" varchar PRIMARY KEY NOT NULL, "app_user_id" varchar NOT NULL, "swap_quote_id" varchar NOT NULL, "swap_tree" varchar NOT NULL, "lockup_address" varchar NOT NULL, "refund_public_key" varchar NOT NULL, "timeout_block_height" integer NOT NULL, "invoice" varchar NOT NULL, "invoice_amount" integer NOT NULL, "transaction_amount" integer NOT NULL, "swap_fee_sats" integer NOT NULL, "chain_fee_sats" integer NOT NULL, "preimage" varchar NOT NULL, "ephemeral_public_key" varchar NOT NULL, "ephemeral_private_key" varchar NOT NULL, "used" boolean NOT NULL DEFAULT (0), "failure_reason" varchar NOT NULL DEFAULT (''), "tx_id" varchar NOT NULL DEFAULT (''), "created_at" datetime NOT NULL DEFAULT (datetime('now')), "updated_at" datetime NOT NULL DEFAULT (datetime('now')), "address_paid" varchar NOT NULL DEFAULT (''))`);
+        await queryRunner.query(`INSERT INTO "transaction_swap"("swap_operation_id", "app_user_id", "swap_quote_id", "swap_tree", "lockup_address", "refund_public_key", "timeout_block_height", "invoice", "invoice_amount", "transaction_amount", "swap_fee_sats", "chain_fee_sats", "preimage", "ephemeral_public_key", "ephemeral_private_key", "used", "failure_reason", "tx_id", "created_at", "updated_at", "address_paid") SELECT "swap_operation_id", "app_user_id", "swap_quote_id", "swap_tree", "lockup_address", "refund_public_key", "timeout_block_height", "invoice", "invoice_amount", "transaction_amount", "swap_fee_sats", "chain_fee_sats", "preimage", "ephemeral_public_key", "ephemeral_private_key", "used", "failure_reason", "tx_id", "created_at", "updated_at", "address_paid" FROM "temporary_transaction_swap"`);
+        await queryRunner.query(`DROP TABLE "temporary_transaction_swap"`);
+    }
+
+}

src/services/storage/migrations/runner.ts

@@ -27,14 +27,19 @@ import { UserAccess1759426050669 } from './1759426050669-user_access.js'
 import { AddBlindToUserOffer1760000000000 } from './1760000000000-add_blind_to_user_offer.js'
 import { ApplicationAvatarUrl1761000001000 } from './1761000001000-application_avatar_url.js'
 import { AdminSettings1761683639419 } from './1761683639419-admin_settings.js'
+import { TxSwap1762890527098 } from './1762890527098-tx_swap.js'
+import { TxSwapAddress1764779178945 } from './1764779178945-tx_swap_address.js'
 import { ClinkRequester1765497600000 } from './1765497600000-clink_requester.js'
+import { TrackedProviderHeight1766504040000 } from './1766504040000-tracked_provider_height.js'
+import { SwapsServiceUrl1768413055036 } from './1768413055036-swaps_service_url.js'
 
 
 export const allMigrations = [Initial1703170309875, LspOrder1718387847693, LiquidityProvider1719335699480, LndNodeInfo1720187506189,
     TrackedProvider1720814323679, CreateInviteTokenTable1721751414878, PaymentIndex1721760297610, DebitAccess1726496225078, DebitAccessFixes1726685229264,
     DebitToPub1727105758354, UserCbUrl1727112281043, UserOffer1733502626042, ManagementGrant1751307732346, ManagementGrantBanned1751989251513,
     InvoiceCallbackUrls1752425992291, OldSomethingLeftover1753106599604, UserReceivingInvoiceIdx1753109184611, AppUserDevice1753285173175,
-    UserAccess1759426050669, AddBlindToUserOffer1760000000000, ApplicationAvatarUrl1761000001000, AdminSettings1761683639419, ClinkRequester1765497600000]
+    UserAccess1759426050669, AddBlindToUserOffer1760000000000, ApplicationAvatarUrl1761000001000, AdminSettings1761683639419, TxSwap1762890527098,
+    TxSwapAddress1764779178945, ClinkRequester1765497600000, TrackedProviderHeight1766504040000, SwapsServiceUrl1768413055036]
 
 export const allMetricsMigrations = [LndMetrics1703170330183, ChannelRouting1709316653538, HtlcCount1724266887195, BalanceEvents1724860966825, RootOps1732566440447, RootOpsTime1745428134124, ChannelEvents1750777346411]
 /* export const TypeOrmMigrationRunner = async (log: PubLogger, storageManager: Storage, settings: DbSettings, arg: string | undefined): Promise<boolean> => {

src/services/storage/paymentStorage.ts

@@ -1,5 +1,5 @@
 import crypto from 'crypto';
-import { And, Between, Equal, FindOperator, IsNull, LessThan, LessThanOrEqual, MoreThan, MoreThanOrEqual } from "typeorm"
+import { And, Between, Equal, FindOperator, IsNull, LessThan, LessThanOrEqual, MoreThan, MoreThanOrEqual, Not } from "typeorm"
 import { User } from './entity/User.js';
 import { UserTransactionPayment } from './entity/UserTransactionPayment.js';
 import { EphemeralKeyType, UserEphemeralKey } from './entity/UserEphemeralKey.js';
@@ -14,6 +14,7 @@ import { Application } from './entity/Application.js';
 import TransactionsQueue from "./db/transactionsQueue.js";
 import { LoggedEvent } from './eventsLog.js';
 import { StorageInterface } from './db/storageInterface.js';
+import { TransactionSwap } from './entity/TransactionSwap.js';
 export type InboundOptionals = { product?: Product, callbackUrl?: string, expiry: number, expectedPayer?: User, linkedApplication?: Application, zapInfo?: ZapInfo, offerId?: string, payerData?: Record<string, string>, rejectUnauthorized?: boolean, token?: string, blind?: boolean, clinkRequesterPub?: string, clinkRequesterEventId?: string }
 export const defaultInvoiceExpiry = 60 * 60
 export default class {
@@ -160,7 +161,8 @@ export default class {
         return this.dbs.FindOne<UserToUserPayment>('UserToUserPayment', { where: { serial_id: serialId } }, txId)
     }
 
-    async AddPendingExternalPayment(userId: string, invoice: string, amounts: { payAmount: number, serviceFee: number, networkFee: number }, linkedApplication: Application, liquidityProvider: string | undefined, txId: string, debitNpub?: string): Promise<UserInvoicePayment> {
+    async AddPendingExternalPayment(userId: string, invoice: string, amounts: { payAmount: number, serviceFee: number, networkFee: number }, linkedApplication: Application, liquidityProvider: string | undefined, txId: string, optionals: { debitNpub?: string, swapOperationId?: string } = {}): Promise<UserInvoicePayment> {
+        const { debitNpub, swapOperationId } = optionals
         const user = await this.userStorage.GetUser(userId, txId)
         return this.dbs.CreateAndSave<UserInvoicePayment>('UserInvoicePayment', {
             user,
@@ -172,7 +174,8 @@ export default class {
             internal: false,
             linkedApplication,
             liquidityProvider,
-            debit_to_pub: debitNpub
+            debit_to_pub: debitNpub,
+            swap_operation_id: swapOperationId
         }, txId)
     }
 
@@ -460,6 +463,58 @@ export default class {
         }
         return this.dbs.Find<UserReceivingInvoice>('UserReceivingInvoice', { where })
     }
+
+    async AddTransactionSwap(swap: Partial<TransactionSwap>) {
+        return this.dbs.CreateAndSave<TransactionSwap>('TransactionSwap', swap)
+    }
+
+    async GetTransactionSwap(swapOperationId: string, appUserId: string, txId?: string) {
+        return this.dbs.FindOne<TransactionSwap>('TransactionSwap', { where: { swap_operation_id: swapOperationId, used: false, app_user_id: appUserId } }, txId)
+    }
+
+    async FinalizeTransactionSwap(swapOperationId: string, address: string, txId: string) {
+        return this.dbs.Update<TransactionSwap>('TransactionSwap', { swap_operation_id: swapOperationId }, {
+            used: true,
+            tx_id: txId,
+            address_paid: address,
+        })
+    }
+
+    async FailTransactionSwap(swapOperationId: string, address: string, failureReason: string) {
+        return this.dbs.Update<TransactionSwap>('TransactionSwap', { swap_operation_id: swapOperationId }, {
+            used: true,
+            failure_reason: failureReason,
+            address_paid: address,
+        })
+    }
+
+    async DeleteTransactionSwap(swapOperationId: string, txId?: string) {
+        return this.dbs.Delete<TransactionSwap>('TransactionSwap', { swap_operation_id: swapOperationId }, txId)
+    }
+
+    async DeleteExpiredTransactionSwaps(currentHeight: number, txId?: string) {
+        return this.dbs.Delete<TransactionSwap>('TransactionSwap', { timeout_block_height: LessThan(currentHeight) }, txId)
+    }
+
+    async ListPendingTransactionSwaps(appUserId: string, txId?: string) {
+        return this.dbs.Find<TransactionSwap>('TransactionSwap', { where: { used: false, app_user_id: appUserId } }, txId)
+    }
+
+    async ListSwapPayments(userId: string, txId?: string) {
+        return this.dbs.Find<UserInvoicePayment>('UserInvoicePayment', { where: { swap_operation_id: Not(IsNull()), user: { user_id: userId } } }, txId)
+    }
+
+    async ListCompletedSwaps(appUserId: string, payments: UserInvoicePayment[], txId?: string) {
+        const completed = await this.dbs.Find<TransactionSwap>('TransactionSwap', { where: { used: true, app_user_id: appUserId } }, txId)
+        // const payments = await this.dbs.Find<UserInvoicePayment>('UserInvoicePayment', { where: { swap_operation_id: Not(IsNull()), } }, txId)
+        const paymentsMap = new Map<string, UserInvoicePayment>()
+        payments.forEach(p => {
+            paymentsMap.set(p.swap_operation_id, p)
+        })
+        return completed.map(c => ({
+            swap: c, payment: paymentsMap.get(c.swap_operation_id)
+        }))
+    }
 }
 
 const orFail = async <T>(resultPromise: Promise<T | null>) => {

src/services/storage/tlv/tlvFilesStorageFactory.ts

@@ -2,11 +2,12 @@ import { ChildProcess, fork } from 'child_process';
 import { EventEmitter } from 'events';
 import { AddTlvOperation, ITlvStorageOperation, SuccessTlvOperationResponse, LoadLatestTlvOperation, LoadTlvFileOperation, NewTlvStorageOperation, SerializableLatestData, SerializableTlvFile, TlvOperationResponse, TlvStorageSettings, WebRtcMessageOperation, ProcessMetricsTlvOperation, ZipStoragesOperation, ResetTlvStorageOperation, PingTlvOperation } from './tlvFilesStorageProcessor';
 import { LatestData, TlvFile } from './tlvFilesStorage';
-import { NostrSend, SendData, SendInitiator } from '../../nostr/handler';
+import { SendData, SendInitiator } from '../../nostr/nostrPool.js';
 import { WebRtcUserInfo } from '../../webRTC';
 import * as Types from '../../../../proto/autogenerated/ts/types.js'
 import { ProcessMetrics } from './processMetricsCollector';
 import { getLogger, ERROR } from '../../helpers/logger.js';
+import { NostrSender } from '../../nostr/sender';
 export type TlvStorageInterface = {
     AddTlv: (appId: string, dataName: string, tlv: Uint8Array) => Promise<number>
     LoadLatest: (limit?: number) => Promise<LatestData>
@@ -17,12 +18,14 @@ export class TlvStorageFactory extends EventEmitter {
     private process: ChildProcess;
     private isConnected: boolean = false;
     private debug: boolean = false;
-    private _nostrSend: NostrSend = () => { throw new Error('nostr send not initialized yet') }
+    // private _nostrSend: NostrSend = () => { throw new Error('nostr send not initialized yet') }
+    private nostrSender: NostrSender
     private allowResetMetricsStorages: boolean
-    log = getLogger({component: 'TlvStorageFactory'})
+    log = getLogger({ component: 'TlvStorageFactory' })
-    constructor(allowResetMetricsStorages: boolean) {
+    constructor(allowResetMetricsStorages: boolean, nostrSender: NostrSender) {
         super();
         this.allowResetMetricsStorages = allowResetMetricsStorages
+        this.nostrSender = nostrSender
         this.initializeSubprocess();
     }
 
@@ -30,15 +33,8 @@ export class TlvStorageFactory extends EventEmitter {
         this.debug = debug;
     }
 
-    attachNostrSend(f: NostrSend) {
-        this._nostrSend = f
-    }
-
     private nostrSend = (opResponse: SuccessTlvOperationResponse<{ initiator: SendInitiator, data: SendData, relays?: string[] }>) => {
-        if (!this._nostrSend) {
+        this.nostrSender.Send(opResponse.data.initiator, opResponse.data.data, opResponse.data.relays)
-            throw new Error("No nostrSend attached")
-        }
-        this._nostrSend(opResponse.data.initiator, opResponse.data.data, opResponse.data.relays)
     }
 
     private initializeSubprocess() {
@@ -134,10 +130,15 @@ export class TlvStorageFactory extends EventEmitter {
         return this.handleOp<Types.WebRtcAnswer>(op)
     }
 
-    ProcessMetrics(metrics: ProcessMetrics, processName: string): Promise<void> {
+    async ProcessMetrics(metrics: ProcessMetrics, processName: string): Promise<void> {
         const opId = Math.random().toString()
         const op: ProcessMetricsTlvOperation = { type: 'processMetrics', opId, metrics, processName }
-        return this.handleOp<void>(op)
+        try {
+            return this.handleOp<void>(op)
+        } catch (error: any) {
+            this.log(ERROR, 'Error processing metrics', error.message)
+        }
+        return
     }
 
 

src/services/storage/tlv/tlvFilesStorageProcessor.ts

@@ -2,8 +2,8 @@ import { PubLogger, getLogger } from '../../helpers/logger.js';
 import webRTC, { WebRtcUserInfo } from '../../webRTC/index.js';
 import { TlvFilesStorage } from './tlvFilesStorage.js';
 import * as Types from '../../../../proto/autogenerated/ts/types.js'
-import { SendData } from '../../nostr/handler.js';
+import { SendData } from '../../nostr/nostrPool.js';
-import { SendInitiator } from '../../nostr/handler.js';
+import { SendInitiator } from '../../nostr/nostrPool.js';
 import { ProcessMetrics, ProcessMetricsCollector } from './processMetricsCollector.js';
 import { integerToUint8Array } from '../../helpers/tlv.js';
 import { zip } from 'zip-a-folder'

src/services/webRTC/index.ts

@@ -3,7 +3,7 @@ import wrtc from 'wrtc'
 import Storage from '../storage/index.js'
 import { ERROR, getLogger } from "../helpers/logger.js"
 import * as Types from '../../../proto/autogenerated/ts/types.js'
-import { NostrSend, SendData, SendInitiator } from "../nostr/handler.js"
+import { NostrSend, SendData, SendInitiator } from "../nostr/nostrPool.js"
 import { encodeTLbV, encodeTLV, encodeTLVDataPacket } from '../helpers/tlv.js'
 import { Utils } from '../helpers/utilsWrapper.js'
 import { TlvFilesStorage } from '../storage/tlv/tlvFilesStorage.js'
@@ -111,7 +111,7 @@ export default class webRTC {
                         const packet = packets[i]
                         const tlv = encodeTLVDataPacket({ dataId: id, packetNum: i + 1, totalPackets: packets.length, data: packet })
                         const bytes = encodeTLbV(tlv)
-                        channel.send(bytes)
+                        channel.send(new Uint8Array(bytes))
                     }
                 } catch (e: any) {
                     this.log(ERROR, 'ondatachannel', e.message || e)

src/tests/.env.test

@@ -5,7 +5,7 @@ DATABASE_FILE=db.sqlite
 JWT_SECRET=bigsecrethere
 ALLOW_BALANCE_MIGRATION=true
 OUTBOUND_MAX_FEE_BPS=60
-OUTBOUND_MAX_FEE_EXTRA_SATS=100
+OUTBOUND_MAX_FEE_EXTRA_SATS=10
 INCOMING_CHAIN_FEE_ROOT_BPS=0
 OUTGOING_CHAIN_FEE_ROOT_BPS=60 #this is applied only to withdrawls from application wallets
 INCOMING_INVOICE_FEE_ROOT_BPS=0

src/tests/externalPayment.spec.ts

@@ -24,11 +24,10 @@ const testSuccessfulExternalPayment = async (T: TestBase) => {
     T.d("paid 500 sats invoice from user1")
     const u1 = await T.main.storage.userStorage.GetUser(T.user1.userId)
     const owner = await T.main.storage.userStorage.GetUser(application.owner.user_id)
-    expect(u1.balance_sats).to.be.equal(1496)
+    expect(u1.balance_sats).to.be.equal(1490)
-    T.d("user1 balance is now 1496 (2000 - (500 + 3 fee + 1 routing))")
+    T.d("user1 balance is now 1490 (2000 - (500 + 10fee))")
-    expect(owner.balance_sats).to.be.equal(3)
+    expect(owner.balance_sats).to.be.equal(9)
-    T.d("app balance is 3 sats")
+    T.d("app balance is 9 sats")
-
 }
 
 const testFailedExternalPayment = async (T: TestBase) => {
@@ -41,11 +40,11 @@ const testFailedExternalPayment = async (T: TestBase) => {
     await expectThrowsAsync(T.main.paymentManager.PayInvoice(T.user1.userId, { invoice: invoice.payRequest, amount: 0 }, application), "not enough balance to decrement")
     T.d("payment failed as expected, with the expected error message")
     const u1 = await T.main.storage.userStorage.GetUser(T.user1.userId)
-    expect(u1.balance_sats).to.be.equal(1496)
+    expect(u1.balance_sats).to.be.equal(1490)
-    T.d("user1 balance is still 1496")
+    T.d("user1 balance is still 1490")
     const owner = await T.main.storage.userStorage.GetUser(application.owner.user_id)
-    expect(owner.balance_sats).to.be.equal(3)
+    expect(owner.balance_sats).to.be.equal(9)
-    T.d("app balance is still 3 sats")
+    T.d("app balance is still 9 sats")
 }
 
 const testSuccesfulReceivedExternalChainPayment = async (T: TestBase) => {

src/tests/internalPayment.spec.ts

@@ -23,10 +23,10 @@ const testSuccessfulInternalPayment = async (T: TestBase) => {
     const owner = await T.main.storage.userStorage.GetUser(application.owner.user_id)
     expect(u2.balance_sats).to.be.equal(1000)
     T.d("user2 balance is 1000")
-    expect(u1.balance_sats).to.be.equal(994)
+    expect(u1.balance_sats).to.be.equal(990)
-    T.d("user1 balance is 994 cuz he paid 6 sats fee")
+    T.d("user1 balance is 990 cuz he paid 10 sats fee")
-    expect(owner.balance_sats).to.be.equal(6)
+    expect(owner.balance_sats).to.be.equal(10)
-    T.d("app balance is 6 sats")
+    T.d("app balance is 10 sats")
 }
 
 const testFailedInternalPayment = async (T: TestBase) => {

src/tests/liquidityProvider.spec.ts

@@ -21,30 +21,30 @@ export default async (T: TestBase) => {
 
 const testInboundPaymentFromProvider = async (T: TestBase, bootstrapped: Main, bUser: TestUserData) => {
     T.d("starting testInboundPaymentFromProvider")
-    const invoiceRes = await bootstrapped.appUserManager.NewInvoice({ app_id: bUser.appId, user_id: bUser.userId, app_user_id: bUser.appUserIdentifier }, { amountSats: 2000, memo: "liquidityTest" })
+    const invoiceRes = await bootstrapped.appUserManager.NewInvoice({ app_id: bUser.appId, user_id: bUser.userId, app_user_id: bUser.appUserIdentifier }, { amountSats: 3000, memo: "liquidityTest" })
 
-    await T.externalAccessToOtherLnd.PayInvoice(invoiceRes.invoice, 0, 100, 2000, { from: 'system', useProvider: false })
+    await T.externalAccessToOtherLnd.PayInvoice(invoiceRes.invoice, 0, { routingFeeLimit: 100, serviceFee: 100 }, 3000, { from: 'system', useProvider: false })
     await new Promise((resolve) => setTimeout(resolve, 200))
     const userBalance = await bootstrapped.appUserManager.GetUserInfo({ app_id: bUser.appId, user_id: bUser.userId, app_user_id: bUser.appUserIdentifier })
-    T.expect(userBalance.balance).to.equal(2000)
+    T.expect(userBalance.balance).to.equal(3000)
-    T.d("user balance is 2000")
+    T.d("user balance is 3000")
     const providerBalance = await bootstrapped.liquidityProvider.GetLatestBalance()
-    T.expect(providerBalance).to.equal(2000)
+    T.expect(providerBalance).to.equal(3000)
-    T.d("provider balance is 2000")
+    T.d("provider balance is 3000")
     T.d("testInboundPaymentFromProvider done")
 }
 
 const testOutboundPaymentFromProvider = async (T: TestBase, bootstrapped: Main, bootstrappedUser: TestUserData) => {
     T.d("starting testOutboundPaymentFromProvider")
 
-    const invoice = await T.externalAccessToOtherLnd.NewInvoice(1000, "", 60 * 60, { from: 'system', useProvider: false })
+    const invoice = await T.externalAccessToOtherLnd.NewInvoice(2000, "", 60 * 60, { from: 'system', useProvider: false })
     const ctx = { app_id: bootstrappedUser.appId, user_id: bootstrappedUser.userId, app_user_id: bootstrappedUser.appUserIdentifier }
     const res = await bootstrapped.appUserManager.PayInvoice(ctx, { invoice: invoice.payRequest, amount: 0 })
 
     const userBalance = await bootstrapped.appUserManager.GetUserInfo(ctx)
-    T.expect(userBalance.balance).to.equal(986) // 2000 - (1000 + 6(x2) + 2)
+    T.expect(userBalance.balance).to.equal(988) // 3000 - (2000 + 12)
 
     const providerBalance = await bootstrapped.liquidityProvider.GetLatestBalance()
-    T.expect(providerBalance).to.equal(992) // 2000 - (1000 + 6 +2)
+    T.expect(providerBalance).to.equal(988) // 3000 - (2000 + 12)
     T.d("testOutboundPaymentFromProvider done")
 }

src/tests/networkSetup.ts

@@ -8,6 +8,7 @@ import LND from '../services/lnd/lnd.js'
 import { LiquidityProvider } from "../services/main/liquidityProvider.js"
 import { Utils } from "../services/helpers/utilsWrapper.js"
 import { LoadStorageSettingsFromEnv } from "../services/storage/index.js"
+import { NostrSender } from "../services/nostr/sender.js"
 
 export type ChainTools = {
     mine: (amount: number) => Promise<void>
@@ -15,7 +16,8 @@ export type ChainTools = {
 
 export const setupNetwork = async (): Promise<ChainTools> => {
     const storageSettings = GetTestStorageSettings(LoadStorageSettingsFromEnv())
-    const setupUtils = new Utils({ dataDir: storageSettings.dataDir, allowResetMetricsStorages: storageSettings.allowResetMetricsStorages })
+    const nostrSender = new NostrSender()
+    const setupUtils = new Utils({ dataDir: storageSettings.dataDir, allowResetMetricsStorages: storageSettings.allowResetMetricsStorages }, nostrSender)
     //const settingsManager = new SettingsManager(storageSettings)
     const core = new BitcoinCoreWrapper(LoadBitcoinCoreSettingsFromEnv())
     await core.InitAddress()
@@ -23,7 +25,7 @@ export const setupNetwork = async (): Promise<ChainTools> => {
     const lndSettings = LoadLndSettingsFromEnv({})
     const lndNodeSettings = LoadLndNodeSettingsFromEnv({})
     const secondLndNodeSettings = LoadSecondLndSettingsFromEnv()
-    const liquiditySettings: LiquiditySettings = { disableLiquidityProvider: true, liquidityProviderPub: "", useOnlyLiquidityProvider: false }
+    const liquiditySettings: LiquiditySettings = { disableLiquidityProvider: true, liquidityProviderPub: "", useOnlyLiquidityProvider: false, providerRelayUrl: "" }
     const alice = new LND(() => ({ lndSettings, lndNodeSettings }), new LiquidityProvider(() => liquiditySettings, setupUtils, async () => { }, async () => { }), async () => { }, setupUtils, async () => { }, async () => { }, () => { }, () => { }, () => { })
     const bob = new LND(() => ({ lndSettings, lndNodeSettings: secondLndNodeSettings }), new LiquidityProvider(() => liquiditySettings, setupUtils, async () => { }, async () => { }), async () => { }, setupUtils, async () => { }, async () => { }, () => { }, () => { }, () => { })
     await tryUntil<void>(async i => {

src/tests/setupBootstrapped.ts

@@ -1,6 +1,6 @@
 import { getLogger } from '../services/helpers/logger.js'
 import { initMainHandler, initSettings } from '../services/main/init.js'
-import { SendData } from '../services/nostr/handler.js'
+import { SendData } from '../services/nostr/nostrPool.js'
 import { TestBase, TestUserData } from './testBase.js'
 import * as Types from '../../proto/autogenerated/ts/types.js'
 import { GetTestStorageSettings, LoadStorageSettingsFromEnv } from '../services/storage/index.js'
@@ -20,19 +20,19 @@ export const initBootstrappedInstance = async (T: TestBase) => {
     if (!initialized) {
         throw new Error("failed to initialize bootstrapped main handler")
     }
-    const { mainHandler: bootstrapped, liquidityProviderInfo, liquidityProviderApp } = initialized
+    const { mainHandler: bootstrapped, localProviderClient } = initialized
     T.main.attachNostrSend(async (_, data, r) => {
         if (data.type === 'event') {
             throw new Error("unsupported event type")
         }
-        if (data.pub !== liquidityProviderInfo.publicKey) {
+        if (data.pub !== localProviderClient.publicKey) {
-            throw new Error("invalid pub " + data.pub + " expected " + liquidityProviderInfo.publicKey)
+            throw new Error("invalid pub " + data.pub + " expected " + localProviderClient.publicKey)
         }
         const j = JSON.parse(data.content) as { requestId: string }
         console.log("sending new operation to provider")
         bootstrapped.liquidityProvider.onEvent(j, T.app.publicKey)
     })
-    bootstrapped.liquidityProvider.attachNostrSend(async (_, data, r) => {
+    bootstrapped.attachNostrSend(async (_, data, r) => {
         const res = await handleSend(T, data)
         if (data.type === 'event') {
             throw new Error("unsupported event type")
@@ -42,10 +42,10 @@ export const initBootstrappedInstance = async (T: TestBase) => {
         }
         bootstrapped.liquidityProvider.onEvent(res, data.pub)
     })
-    bootstrapped.liquidityProvider.setNostrInfo({ clientId: liquidityProviderInfo.clientId, myPub: liquidityProviderInfo.publicKey })
+    bootstrapped.liquidityProvider.setNostrInfo({ localId: `client_${localProviderClient.appId}`, localPubkey: localProviderClient.publicKey })
     await new Promise<void>(res => {
         const interval = setInterval(async () => {
-            const canHandle = await bootstrapped.liquidityProvider.CanProviderHandle({ action: 'receive', amount: 2000 })
+            const canHandle = bootstrapped.liquidityProvider.IsReady()
             if (canHandle) {
                 clearInterval(interval)
                 res()
@@ -54,10 +54,10 @@ export const initBootstrappedInstance = async (T: TestBase) => {
             }
         }, 500)
     })
-    const bUser = await bootstrapped.applicationManager.AddAppUser(liquidityProviderApp.appId, { identifier: "user1_bootstrapped", balance: 0, fail_if_exists: true })
+    const bUser = await bootstrapped.applicationManager.AddAppUser(localProviderClient.appId, { identifier: "user1_bootstrapped", balance: 0, fail_if_exists: true })
-    const bootstrappedUser: TestUserData = { userId: bUser.info.userId, appUserIdentifier: bUser.identifier, appId: liquidityProviderApp.appId }
+    const bootstrappedUser: TestUserData = { userId: bUser.info.userId, appUserIdentifier: bUser.identifier, appId: localProviderClient.appId }
     return {
-        bootstrapped, liquidityProviderInfo, liquidityProviderApp, bootstrappedUser, stop: () => {
+        bootstrapped, localProviderClient, bootstrappedUser, stop: () => {
             bootstrapped.Stop()
         }
     }

src/tests/spamExternalPayments.spec.ts

@@ -29,16 +29,15 @@ const testSpamExternalPayment = async (T: TestBase) => {
     const failedPayments = res.filter(r => !r.success)
     console.log(failedPayments)
     failedPayments.forEach(f => expect(f.err).to.be.equal("not enough balance to decrement"))
-    successfulPayments.forEach(s => expect(s.result).to.contain({ amount_paid: 500, network_fee: 1, service_fee: 3 }))
+    successfulPayments.forEach(s => expect(s.result).to.contain({ amount_paid: 500, network_fee: 0, service_fee: 10 }))
     expect(successfulPayments.length).to.be.equal(3)
     expect(failedPayments.length).to.be.equal(7)
     T.d("3 payments succeeded, 7 failed as expected")
     const u = await T.main.storage.userStorage.GetUser(T.user1.userId)
     const owner = await T.main.storage.userStorage.GetUser(application.owner.user_id)
-    expect(u.balance_sats).to.be.equal(488)
+    expect(u.balance_sats).to.be.equal(470)
-    T.d("user1 balance is now 488 (2000 - (500 + 3 fee + 1 routing) * 3)")
+    T.d("user1 balance is now 470 (2000 - (500 + 10 fee) * 3)")
-    expect(owner.balance_sats).to.be.equal(9)
+    expect(owner.balance_sats).to.be.equal(27)
-    T.d("app balance is 9 sats")
+    T.d("app balance is 27 sats")
-
 }
 

src/tests/testBase.ts

@@ -15,6 +15,7 @@ import { AdminManager } from '../services/main/adminManager.js'
 import { TlvStorageFactory } from '../services/storage/tlv/tlvFilesStorageFactory.js'
 import { ChainTools } from './networkSetup.js'
 import { LiquiditySettings, LoadLndSettingsFromEnv, LoadSecondLndSettingsFromEnv, LoadThirdLndSettingsFromEnv } from '../services/main/settings.js'
+import { NostrSender } from '../services/nostr/sender.js'
 chai.use(chaiString)
 export const expect = chai.expect
 export type Describe = (message: string, failure?: boolean) => void
@@ -46,7 +47,8 @@ export type StorageTestBase = {
 
 export const setupStorageTest = async (d: Describe): Promise<StorageTestBase> => {
     const settings = GetTestStorageSettings(LoadStorageSettingsFromEnv())
-    const utils = new Utils({ dataDir: settings.dataDir, allowResetMetricsStorages: true })
+    const nostrSender = new NostrSender()
+    const utils = new Utils({ dataDir: settings.dataDir, allowResetMetricsStorages: true }, nostrSender)
     const storageManager = new Storage(settings, utils)
     await storageManager.Connect(console.log)
     return {
@@ -79,11 +81,11 @@ export const SetupTest = async (d: Describe, chainTools: ChainTools): Promise<Te
     const u2 = await main.applicationManager.AddAppUser(app.appId, { identifier: "user2", balance: 0, fail_if_exists: true })
     const user1 = { userId: u1.info.userId, appUserIdentifier: u1.identifier, appId: app.appId }
     const user2 = { userId: u2.info.userId, appUserIdentifier: u2.identifier, appId: app.appId }
-
+    const nostrSender = new NostrSender()
-    const extermnalUtils = new Utils({ dataDir: storageSettings.dataDir, allowResetMetricsStorages: storageSettings.allowResetMetricsStorages })
+    const extermnalUtils = new Utils({ dataDir: storageSettings.dataDir, allowResetMetricsStorages: storageSettings.allowResetMetricsStorages }, nostrSender)
     /*     const externalAccessToMainLnd = new LND(settings.lndSettings, new LiquidityProvider("", extermnalUtils, async () => { }, async () => { }), extermnalUtils, async () => { }, async () => { }, () => { }, () => { })
         await externalAccessToMainLnd.Warmup() */
-    const liquiditySettings: LiquiditySettings = { disableLiquidityProvider: true, liquidityProviderPub: "", useOnlyLiquidityProvider: false }
+    const liquiditySettings: LiquiditySettings = { disableLiquidityProvider: true, liquidityProviderPub: "", useOnlyLiquidityProvider: false, providerRelayUrl: "" }
     const lndSettings = LoadLndSettingsFromEnv({})
     const secondLndNodeSettings = LoadSecondLndSettingsFromEnv()
     const otherLndSetting = () => ({ lndSettings, lndNodeSettings: secondLndNodeSettings })
@@ -119,7 +121,7 @@ export const teardown = async (T: TestBase) => {
 export const safelySetUserBalance = async (T: TestBase, user: TestUserData, amount: number) => {
     const app = await T.main.storage.applicationStorage.GetApplication(user.appId)
     const invoice = await T.main.paymentManager.NewInvoice(user.userId, { amountSats: amount, memo: "test" }, { linkedApplication: app, expiry: defaultInvoiceExpiry })
-    await T.externalAccessToOtherLnd.PayInvoice(invoice.invoice, 0, 100, amount, { from: 'system', useProvider: false })
+    await T.externalAccessToOtherLnd.PayInvoice(invoice.invoice, 0, { routingFeeLimit: 100, serviceFee: 100 }, amount, { from: 'system', useProvider: false })
     const u = await T.main.storage.userStorage.GetUser(user.userId)
     expect(u.balance_sats).to.be.equal(amount)
     T.d(`user ${user.appUserIdentifier} balance is now ${amount}`)