fix: enforce check minimum (#72)

Co-authored-by: Claude Opus 4.5 <noreply@anthropic.com>

config.json

@@ -2,7 +2,7 @@
   "name": "Withdraw Links",
   "short_description": "Make LNURL withdraw links",
   "tile": "/withdraw/static/image/lnurl-withdraw.png",
-  "version": "1.1.0",
+  "version": "1.2.2",
   "min_lnbits_version": "1.3.0",
   "contributors": [
     {

crud.py

@@ -4,7 +4,7 @@ import shortuuid
 from lnbits.db import Database
 from lnbits.helpers import urlsafe_short_hash
 
-from .models import CreateWithdrawData, HashCheck, WithdrawLink
+from .models import CreateWithdrawData, HashCheck, PaginatedWithdraws, WithdrawLink
 
 db = Database("ext_withdraw")
 
@@ -66,7 +66,7 @@ async def get_withdraw_link_by_hash(unique_hash: str, num=0) -> WithdrawLink | N
 
 async def get_withdraw_links(
     wallet_ids: list[str], limit: int, offset: int
-) -> tuple[list[WithdrawLink], int]:
+) -> PaginatedWithdraws:
     q = ",".join([f"'{w}'" for w in wallet_ids])
 
     query_str = f"""
@@ -85,16 +85,15 @@ async def get_withdraw_links(
         query_params,
         WithdrawLink,
     )
-
     result = await db.execute(
         f"""
         SELECT COUNT(*) as total FROM withdraw.withdraw_link
         WHERE wallet IN ({q})
         """
     )
-    total = result.mappings().first()
+    result2 = result.mappings().first()
 
-    return links, total.total
+    return PaginatedWithdraws(data=links, total=int(result2.total))
 
 
 async def remove_unique_withdraw_link(link: WithdrawLink, unique_hash: str) -> None:
@@ -109,7 +108,7 @@ async def remove_unique_withdraw_link(link: WithdrawLink, unique_hash: str) -> N
 
 async def increment_withdraw_link(link: WithdrawLink) -> None:
     link.used = link.used + 1
-    link.open_time = int(datetime.now().timestamp()) + link.wait_time
+    link.open_time = int(datetime.now().timestamp())
     await update_withdraw_link(link)
 
 

migrations.py

@@ -139,3 +139,9 @@ async def m007_add_created_at_timestamp(db):
         "ALTER TABLE withdraw.withdraw_link "
         f"ADD COLUMN created_at TIMESTAMP DEFAULT {db.timestamp_column_default}"
     )
+
+
+async def m008_add_enabled_column(db):
+    await db.execute(
+        "ALTER TABLE withdraw.withdraw_link ADD COLUMN enabled BOOLEAN DEFAULT true;"
+    )

models.py

@@ -15,6 +15,7 @@ class CreateWithdrawData(BaseModel):
     webhook_headers: str = Query(None)
     webhook_body: str = Query(None)
     custom_url: str = Query(None)
+    enabled: bool = Query(True)
 
 
 class WithdrawLink(BaseModel):
@@ -37,6 +38,22 @@ class WithdrawLink(BaseModel):
     webhook_body: str = Query(None)
     custom_url: str = Query(None)
     created_at: datetime
+    enabled: bool = Query(True)
+    lnurl: str | None = Field(
+        default=None,
+        no_database=True,
+        deprecated=True,
+        description=(
+            "Deprecated: Instead of using this bech32 encoded string, dynamically "
+            "generate your own static link (lud17/bech32) on the client side. "
+            "Example: lnurlw://${window.location.hostname}/lnurlw/${id}"
+        ),
+    )
+    lnurl_url: str | None = Field(
+        default=None,
+        no_database=True,
+        description="The raw LNURL callback URL (use for QR code generation)",
+    )
 
     @property
     def is_spent(self) -> bool:
@@ -46,3 +63,8 @@ class WithdrawLink(BaseModel):
 class HashCheck(BaseModel):
     hash: bool
     lnurl: bool
+
+
+class PaginatedWithdraws(BaseModel):
+    data: list[WithdrawLink]
+    total: int

pyproject.toml

@@ -7,6 +7,9 @@ authors = [{ name = "Alan Bits", email = "alan@lnbits.com" }]
 urls = { Homepage = "https://lnbits.com", Repository = "https://github.com/lnbits/bitcoinswitch_extension" }
 dependencies = [ "lnbits>1" ]
 
+[tool.poetry]
+package-mode = false
+
 [tool.uv]
 dev-dependencies = [
     "black",

static/js/index.js

@@ -1,17 +1,6 @@
-const locationPath = [
-  window.location.protocol,
-  '//',
-  window.location.host,
-  window.location.pathname
-].join('')
-
 const mapWithdrawLink = function (obj) {
   obj._data = _.clone(obj)
-  obj.min_fsat = new Intl.NumberFormat(LOCALE).format(obj.min_withdrawable)
-  obj.max_fsat = new Intl.NumberFormat(LOCALE).format(obj.max_withdrawable)
   obj.uses_left = obj.uses - obj.used
-  obj.print_url = [locationPath, 'print/', obj.id].join('')
-  obj.withdraw_url = [locationPath, obj.id].join('')
   obj._data.use_custom = Boolean(obj.custom_url)
   return obj
 }
@@ -25,6 +14,7 @@ window.app = Vue.createApp({
     return {
       checker: null,
       withdrawLinks: [],
+      lnurl: '',
       withdrawLinksTable: {
         columns: [
           {name: 'title', align: 'left', label: 'Title', field: 'title'},
@@ -34,7 +24,7 @@ window.app = Vue.createApp({
             label: 'Created At',
             field: 'created_at',
             sortable: true,
-            format: function (val, row) {
+            format: function (val) {
               return new Date(val).toLocaleString()
             }
           },
@@ -47,7 +37,7 @@ window.app = Vue.createApp({
           {
             name: 'uses',
             align: 'right',
-            label: 'Created',
+            label: 'Uses',
             field: 'uses'
           },
           {
@@ -56,8 +46,13 @@ window.app = Vue.createApp({
             label: 'Uses left',
             field: 'uses_left'
           },
-          {name: 'min', align: 'right', label: 'Min (sat)', field: 'min_fsat'},
+          {
-          {name: 'max', align: 'right', label: 'Max (sat)', field: 'max_fsat'}
+            name: 'max_withdrawable',
+            align: 'right',
+            label: 'Max (sat)',
+            field: 'max_withdrawable',
+            format: LNbits.utils.formatSat
+          }
         ],
         pagination: {
           page: 1,
@@ -73,7 +68,8 @@ window.app = Vue.createApp({
         data: {
           is_unique: false,
           use_custom: false,
-          has_webhook: false
+          has_webhook: false,
+          enabled: true
         }
       },
       simpleformDialog: {
@@ -83,7 +79,8 @@ window.app = Vue.createApp({
           use_custom: false,
           title: 'Vouchers',
           min_withdrawable: 0,
-          wait_time: 1
+          wait_time: 1,
+          enabled: true
         }
       },
       qrCodeDialog: {
@@ -130,22 +127,22 @@ window.app = Vue.createApp({
       this.formDialog.data = {
         is_unique: false,
         use_custom: false,
-        has_webhook: false
+        has_webhook: false,
+        enabled: true
       }
     },
     simplecloseFormDialog() {
       this.simpleformDialog.data = {
         is_unique: false,
-        use_custom: false
+        use_custom: false,
+        enabled: true
       }
     },
     openQrCodeDialog(linkId) {
       const link = _.findWhere(this.withdrawLinks, {id: linkId})
-
       this.qrCodeDialog.data = _.clone(link)
-      this.qrCodeDialog.data.url =
-        window.location.protocol + '//' + window.location.host
       this.qrCodeDialog.show = true
+      this.activeUrl = link.lnurl_url
     },
     openUpdateDialog(linkId) {
       let link = _.findWhere(this.withdrawLinks, {id: linkId})
@@ -258,7 +255,7 @@ window.app = Vue.createApp({
               '/withdraw/api/v1/links/' + linkId,
               _.findWhere(this.g.user.wallets, {id: link.wallet}).adminkey
             )
-            .then(response => {
+            .then(() => {
               this.withdrawLinks = _.reject(this.withdrawLinks, function (obj) {
                 return obj.id === linkId
               })

templates/withdraw/csv.html

@@ -1,12 +0,0 @@
-{% extends "print.html" %} {% block page %} {% for page in link %} {% for threes
-in page %} {% for one in threes %} {{one}}, {% endfor %} {% endfor %} {% endfor
-%} {% endblock %} {% block scripts %}
-<script>
-  window.app = Vue.createApp({
-    el: '#vue',
-    data: function () {
-      return {}
-    }
-  })
-</script>
-{% endblock %}

templates/withdraw/display.html

@@ -4,24 +4,32 @@
     <q-card class="q-pa-lg">
       <q-card-section class="q-pa-none">
         <div class="text-center">
-          {% if link.is_spent %}
+          <q-badge v-if="spent" color="red" class="q-mb-md"
-          <q-badge color="red" class="q-mb-md">Withdraw is spent.</q-badge>
+            >Withdraw is spent.</q-badge
-          {% endif %}
+          >
-          <a class="text-secondary" href="lightning:{{ lnurl }}">
+          <q-badge v-if="spent" color="red" class="q-mb-md"
-            <lnbits-qrcode
+            >Withdraw is spent.</q-badge
-              :value="this.here + '/?lightning={{lnurl }}'"
+          >
-            ></lnbits-qrcode>
+          <q-badge v-else-if="!enabled" color="grey" class="q-mb-md"
+            >Withdraw is disabled.</q-badge
+          >
+          <a v-else class="text-secondary" :href="link">
+            <lnbits-qrcode-lnurl
+              prefix="lnurlw"
+              :url="url"
+              @update:lnurl="v => lnurl = v"
+            ></lnbits-qrcode-lnurl>
           </a>
         </div>
         <div class="row q-mt-lg q-gutter-sm">
-          <q-btn outline color="grey" @click="copyText('{{ lnurl }}')"
+          <q-btn outline color="grey" @click="copyText(lnurl)"
             >Copy LNURL</q-btn
           >
           <q-btn
             outline
             color="grey"
             icon="nfc"
-            @click="writeNfcTag(' {{ lnurl }} ')"
+            @click="writeNfcTag(lnurl)"
             :disable="nfcTagWriting"
           ></q-btn>
         </div>
@@ -52,8 +60,11 @@
     mixins: [window.windowMixin],
     data() {
       return {
-        here: location.protocol + '//' + location.host,
+        spent: {{ 'true' if spent else 'false' }},
-        nfcTagWriting: false
+        url: '{{ lnurl_url }}',
+        lnurl: '',
+        nfcTagWriting: false,
+        enabled: {{ 'true' if enabled else 'false' }}
       }
     }
   })

templates/withdraw/index.html

@@ -38,6 +38,7 @@
         >
           <template v-slot:header="props">
             <q-tr :props="props">
+              <q-th auto-width></q-th>
               <q-th auto-width></q-th>
               <q-th auto-width></q-th>
               <q-th
@@ -51,47 +52,46 @@
           </template>
           <template v-slot:body="props">
             <q-tr :props="props">
+              <q-td auto-width>
+                <q-icon
+                  name="power_settings_new"
+                  :color="props.row.enabled ? 'green' : 'red'"
+                  size="xs"
+                >
+                  <q-tooltip>
+                    <span
+                      v-text="props.row.enabled ? 'Withdraw link is enabled' : 'Withdraw link is disabled'"
+                    ></span>
+                  </q-tooltip>
+                </q-icon>
+              </q-td>
               <q-td auto-width>
                 <q-btn
                   unelevated
                   dense
                   size="xs"
                   icon="launch"
-                  :color="($q.dark.isActive) ? 'grey-7' : 'grey-5'"
                   type="a"
-                  :href="props.row.withdraw_url"
+                  :href="'/withdraw/' + props.row.id"
                   target="_blank"
                 >
-                  <q-tooltip> shareable link </q-tooltip></q-btn
+                  <q-tooltip>Shareable link</q-tooltip></q-btn
-                >
-                <q-btn
-                  unelevated
-                  dense
-                  size="xs"
-                  icon="web_asset"
-                  :color="($q.dark.isActive) ? 'grey-7' : 'grey-5'"
-                  type="a"
-                  :href="'/withdraw/img/' + props.row.id"
-                  target="_blank"
-                  ><q-tooltip> embeddable image </q-tooltip></q-btn
                 >
                 <q-btn
                   unelevated
                   dense
                   size="xs"
                   icon="reorder"
-                  :color="($q.dark.isActive) ? 'grey-7' : 'grey-5'"
                   type="a"
                   :href="'/withdraw/csv/' + props.row.id"
                   target="_blank"
-                  ><q-tooltip> csv list </q-tooltip></q-btn
+                  ><q-tooltip>CSV download</q-tooltip></q-btn
                 >
                 <q-btn
                   unelevated
                   dense
                   size="xs"
                   icon="visibility"
-                  :color="($q.dark.isActive) ? 'grey-7' : 'grey-5'"
                   @click="openQrCodeDialog(props.row.id)"
                   ><q-tooltip>view LNURL</q-tooltip></q-btn
                 >
@@ -139,7 +139,7 @@
     <q-card>
       <q-card-section>
         <h6 class="text-subtitle1 q-my-none">
-          {{SITE_TITLE}} LNURL-withdraw extension
+          LNbits LNURL withdraw extension
         </h6>
       </q-card-section>
       <q-card-section class="q-pa-none">
@@ -252,6 +252,20 @@
           hint="Custom data as JSON string, will get posted along with webhook 'body' field."
         ></q-input>
         <q-list>
+          <q-item tag="label" class="rounded-borders">
+            <q-item-section avatar>
+              <q-checkbox
+                v-model="formDialog.data.enabled"
+                color="primary"
+              ></q-checkbox>
+            </q-item-section>
+            <q-item-section>
+              <q-item-label>Enable / Disable </q-item-label>
+              <q-item-label caption
+                >You can enable or disable these vouchers</q-item-label
+              >
+            </q-item-section>
+          </q-item>
           <q-item tag="label" class="rounded-borders">
             <q-item-section avatar>
               <q-checkbox
@@ -364,6 +378,20 @@
           label="Number of vouchers"
         ></q-input>
         <q-list>
+          <q-item tag="label" class="rounded-borders">
+            <q-item-section avatar>
+              <q-checkbox
+                v-model="simpleformDialog.data.enabled"
+                color="primary"
+              ></q-checkbox>
+            </q-item-section>
+            <q-item-section>
+              <q-item-label>Enable / Disable </q-item-label>
+              <q-item-label caption
+                >You can enable or disable these vouchers</q-item-label
+              >
+            </q-item-section>
+          </q-item>
           <q-item tag="label" class="rounded-borders">
             <q-item-section avatar>
               <q-checkbox
@@ -413,9 +441,11 @@
 
   <q-dialog v-model="qrCodeDialog.show" position="top">
     <q-card v-if="qrCodeDialog.data" class="q-pa-lg lnbits__dialog-card">
-      <lnbits-qrcode
+      <lnbits-qrcode-lnurl
-        :value="qrCodeDialog.data.url + '/?lightning=' + qrCodeDialog.data.lnurl"
+        :url="activeUrl"
-      ></lnbits-qrcode>
+        @update:lnurl="v => lnurl = v"
+        prefix="lnurlw"
+      ></lnbits-qrcode-lnurl>
       <p style="word-break: break-all">
         <strong>ID:</strong> <span v-text="qrCodeDialog.data.id"></span><br />
         <strong>Unique:</strong>
@@ -440,31 +470,32 @@
         <q-btn
           outline
           color="grey"
-          @click="copyText(qrCodeDialog.data.lnurl, 'LNURL copied to clipboard!')"
+          @click="copyText(lnurl, 'LNURL copied to clipboard!')"
           class="q-ml-sm"
           >Copy LNURL</q-btn
         >
-        <q-btn
-          outline
-          color="grey"
-          icon="link"
-          @click="copyText(qrCodeDialog.data.withdraw_url, 'Link copied to clipboard!')"
-          ><q-tooltip>Copy sharable link</q-tooltip>
-        </q-btn>
         <q-btn
           outline
           color="grey"
           icon="nfc"
-          @click="writeNfcTag(qrCodeDialog.data.lnurl)"
+          @click="writeNfcTag(lnurl)"
           :disable="nfcTagWriting"
           ><q-tooltip>Write to NFC</q-tooltip></q-btn
         >
+        <q-btn
+          outline
+          color="grey"
+          icon="link"
+          :href="'/withdraw/' + qrCodeDialog.data.id"
+          target="_blank"
+          ><q-tooltip>Open sharable link</q-tooltip>
+        </q-btn>
         <q-btn
           outline
           color="grey"
           icon="print"
           type="a"
-          :href="qrCodeDialog.data.print_url"
+          :href="'/withdraw/print/' + qrCodeDialog.data.id"
           target="_blank"
           ><q-tooltip>Print</q-tooltip></q-btn
         >

templates/withdraw/print_qr.html

@@ -4,23 +4,21 @@
   <div class="" id="vue">
     {% for page in link %}
     <page size="A4" id="pdfprint">
-      <table style="width: 100%">
+      <div class="full-height content-center">
-        {% for threes in page %}
+        {% for row in page %}
-        <tr style="height: 59.4mm">
+        <div class="row" style="max-height: 54mm">
-          {% for one in threes %}
+          {% for one in row %}
-          <td style="width: 105mm">
+          <div class="col-6">
-            <center>
             <lnbits-qrcode
-                style="width: fit-content"
+              style="width: 50mm"
               :value="theurl + '/?lightning={{one}}'"
-                :options="{width: 150}"
+              :show-buttons="false"
             ></lnbits-qrcode>
-            </center>
+          </div>
-          </td>
           {% endfor %}
-        </tr>
+        </div>
         {% endfor %}
-      </table>
+      </div>
     </page>
     {% endfor %}
   </div>

templates/withdraw/print_qr_custom.html

@@ -11,7 +11,8 @@
         <div class="lnurlw">
           <lnbits-qrcode
             :value="theurl + '/?lightning={{one}}'"
-            :options="{width: 98, margin: 2, logo: false}"
+            :show-buttons="false"
+            :options="{width: 150}"
           ></lnbits-qrcode>
         </div>
       </div>
@@ -61,9 +62,10 @@
   .wrapper .lnurlw {
     display: block;
     position: absolute;
-    top: calc(7.3mm + 1rem);
+    top: calc(3mm + 1rem);
-    left: calc(7.5mm + 1rem);
+    left: calc(6mm + 1rem);
     transform: rotate(45deg);
+    width: 27mm;
   }
 
   @media print {
@@ -83,8 +85,8 @@
     .wrapper .lnurlw {
       display: block;
       position: absolute;
-      top: 7.3mm;
+      top: 3mm;
-      left: 7.5mm;
+      left: 6mm;
       transform: rotate(45deg);
     }
   }

views.py

@@ -1,7 +1,8 @@
+import io
 from http import HTTPStatus
 
 from fastapi import APIRouter, Depends, HTTPException, Request
-from fastapi.responses import HTMLResponse
+from fastapi.responses import HTMLResponse, StreamingResponse
 from lnbits.core.models import User
 from lnbits.decorators import check_user_exists
 from lnbits.helpers import template_renderer
@@ -44,9 +45,9 @@ async def display(request: Request, link_id):
         "withdraw/display.html",
         {
             "request": request,
-            "link": link.json(),
+            "spent": link.is_spent,
-            "lnurl": lnurl,
+            "lnurl_url": str(lnurl.url),
-            "unique": True,
+            "enabled": link.enabled,
         },
     )
 
@@ -58,11 +59,8 @@ async def print_qr(request: Request, link_id):
         raise HTTPException(
             status_code=HTTPStatus.NOT_FOUND, detail="Withdraw link does not exist."
         )
-        # response.status_code = HTTPStatus.NOT_FOUND
-        # return "Withdraw link does not exist."
 
     if link.uses == 0:
-
         return withdraw_renderer().TemplateResponse(
             "withdraw/print_qr.html",
             {"request": request, "link": link.json(), "unique": False},
@@ -83,7 +81,7 @@ async def print_qr(request: Request, link_id):
                 status_code=HTTPStatus.INTERNAL_SERVER_ERROR,
                 detail=str(exc),
             ) from exc
-        links.append(str(lnurl))
+        links.append(str(lnurl.bech32))
         count = count + 1
     page_link = list(chunks(links, 2))
     linked = list(chunks(page_link, 5))
@@ -114,14 +112,12 @@ async def csv(request: Request, link_id):
         )
 
     if link.uses == 0:
-
+        raise HTTPException(
-        return withdraw_renderer().TemplateResponse(
+            status_code=HTTPStatus.BAD_REQUEST, detail="Withdraw is spent."
-            "withdraw/csv.html",
-            {"request": request, "link": link.json(), "unique": False},
         )
-    links = []
-    count = 0
 
+    buffer = io.StringIO()
+    count = 0
     for _ in link.usescsv.split(","):
         linkk = await get_withdraw_link(link_id, count)
         if not linkk:
@@ -135,11 +131,16 @@ async def csv(request: Request, link_id):
                 status_code=HTTPStatus.INTERNAL_SERVER_ERROR,
                 detail=str(exc),
             ) from exc
-        links.append(str(lnurl))
+        buffer.write(f"{lnurl.bech32!s}\n")
-        count = count + 1
+        count += 1
-    page_link = list(chunks(links, 2))
-    linked = list(chunks(page_link, 5))
 
-    return withdraw_renderer().TemplateResponse(
+    # Move buffer cursor to the beginning
-        "withdraw/csv.html", {"request": request, "link": linked, "unique": True}
+    buffer.seek(0)
+
+    return StreamingResponse(
+        buffer,
+        media_type="text/csv",
+        headers={
+            "Content-Disposition": f"attachment; filename=withdraw-links-{link_id}.csv"
+        },
     )

views_api.py

@@ -3,7 +3,7 @@ from http import HTTPStatus
 
 from fastapi import APIRouter, Depends, HTTPException, Query, Request
 from lnbits.core.crud import get_user
-from lnbits.core.models import WalletTypeInfo
+from lnbits.core.models import SimpleStatus, WalletTypeInfo
 from lnbits.decorators import require_admin_key, require_invoice_key
 
 from .crud import (
@@ -15,7 +15,7 @@ from .crud import (
     update_withdraw_link,
 )
 from .helpers import create_lnurl
-from .models import CreateWithdrawData, HashCheck
+from .models import CreateWithdrawData, HashCheck, PaginatedWithdraws, WithdrawLink
 
 withdraw_ext_api = APIRouter(prefix="/api/v1")
 
@@ -27,38 +27,35 @@ async def api_links(
     all_wallets: bool = Query(False),
     offset: int = Query(0),
     limit: int = Query(0),
-):
+) -> PaginatedWithdraws:
     wallet_ids = [key_info.wallet.id]
 
     if all_wallets:
         user = await get_user(key_info.wallet.user)
         wallet_ids = user.wallet_ids if user else []
 
-    links, total = await get_withdraw_links(wallet_ids, limit, offset)
+    links = await get_withdraw_links(wallet_ids, limit, offset)
 
-    data = []
+    for linkk in links.data:
-    for link in links:
         try:
-            lnurl = create_lnurl(link, request)
+            lnurl = create_lnurl(linkk, request)
         except ValueError as exc:
             raise HTTPException(
                 status_code=HTTPStatus.INTERNAL_SERVER_ERROR,
                 detail=str(exc),
             ) from exc
-        data.append({**link.dict(), **{"lnurl": lnurl}})
+        linkk.lnurl = str(lnurl.bech32)
+        linkk.lnurl_url = str(lnurl.url)
 
-    return {
+    return links
-        "data": data,
-        "total": total,
-    }
 
 
 @withdraw_ext_api.get("/links/{link_id}", status_code=HTTPStatus.OK)
 async def api_link_retrieve(
-    link_id: str,
     request: Request,
+    link_id: str,
     key_info: WalletTypeInfo = Depends(require_invoice_key),
-):
+) -> WithdrawLink:
     link = await get_withdraw_link(link_id, 0)
 
     if not link:
@@ -70,6 +67,7 @@ async def api_link_retrieve(
         raise HTTPException(
             detail="Not your withdraw link.", status_code=HTTPStatus.FORBIDDEN
         )
+
     try:
         lnurl = create_lnurl(link, request)
     except ValueError as exc:
@@ -77,17 +75,19 @@ async def api_link_retrieve(
             status_code=HTTPStatus.INTERNAL_SERVER_ERROR,
             detail=str(exc),
         ) from exc
-    return {**link.dict(), **{"lnurl": lnurl}}
+    link.lnurl = str(lnurl.bech32)
+    link.lnurl_url = str(lnurl.url)
+    return link
 
 
 @withdraw_ext_api.post("/links", status_code=HTTPStatus.CREATED)
-@withdraw_ext_api.put("/links/{link_id}", status_code=HTTPStatus.OK)
+@withdraw_ext_api.put("/links/{link_id}")
 async def api_link_create_or_update(
     request: Request,
     data: CreateWithdrawData,
     link_id: str | None = None,
     key_info: WalletTypeInfo = Depends(require_admin_key),
-):
+) -> WithdrawLink:
     if data.uses > 250:
         raise HTTPException(detail="250 uses max.", status_code=HTTPStatus.BAD_REQUEST)
 
@@ -159,7 +159,6 @@ async def api_link_create_or_update(
         link = await update_withdraw_link(link)
     else:
         link = await create_withdraw_link(wallet_id=key_info.wallet.id, data=data)
-
     try:
         lnurl = create_lnurl(link, request)
     except ValueError as exc:
@@ -168,13 +167,16 @@ async def api_link_create_or_update(
             detail=str(exc),
         ) from exc
 
-    return {**link.dict(), **{"lnurl": lnurl}}
+    link.lnurl = str(lnurl.bech32)
+    link.lnurl_url = str(lnurl.url)
+
+    return link
 
 
-@withdraw_ext_api.delete("/links/{link_id}", status_code=HTTPStatus.OK)
+@withdraw_ext_api.delete("/links/{link_id}")
 async def api_link_delete(
     link_id: str, key_info: WalletTypeInfo = Depends(require_admin_key)
-):
+) -> SimpleStatus:
     link = await get_withdraw_link(link_id)
 
     if not link:
@@ -188,7 +190,7 @@ async def api_link_delete(
         )
 
     await delete_withdraw_link(link_id)
-    return {"success": True}
+    return SimpleStatus(success=True, message="Withdraw link deleted.")
 
 
 @withdraw_ext_api.get(

views_lnurl.py

@@ -3,6 +3,7 @@ from datetime import datetime
 
 import httpx
 import shortuuid
+from bolt11 import decode as decode_bolt11
 from fastapi import APIRouter, Request
 from fastapi.responses import JSONResponse
 from lnbits.core.crud import update_payment
@@ -43,6 +44,9 @@ async def api_lnurl_response(
     if not link:
         return LnurlErrorResponse(reason="Withdraw link does not exist.")
 
+    if not link.enabled:
+        return LnurlErrorResponse(reason="Withdraw link is disabled.")
+
     if link.is_spent:
         return LnurlErrorResponse(reason="Withdraw is spent.")
 
@@ -86,11 +90,23 @@ async def api_lnurl_callback(
     pr: str,
     id_unique_hash: str | None = None,
 ) -> LnurlErrorResponse | LnurlSuccessResponse:
-
     link = await get_withdraw_link_by_hash(unique_hash)
     if not link:
         return LnurlErrorResponse(reason="withdraw link not found.")
 
+    if not link.enabled:
+        return LnurlErrorResponse(reason="Withdraw link is disabled.")
+
+    bolt11 = decode_bolt11(pr)
+    if not bolt11.amount_msat:
+        return LnurlErrorResponse(reason="0 amount invoices are not supported.")
+
+    if (
+        link.min_withdrawable * 1000 > bolt11.amount_msat
+        or bolt11.amount_msat > link.max_withdrawable * 1000
+    ):
+        return LnurlErrorResponse(reason="Amount not within limits.")
+
     if link.is_spent:
         return LnurlErrorResponse(reason="withdraw is spent.")
 
@@ -99,9 +115,9 @@ async def api_lnurl_callback(
 
     now = int(datetime.now().timestamp())
 
-    if now < link.open_time:
+    if now < link.open_time + link.wait_time:
         return LnurlErrorResponse(
-            reason=f"wait link open_time {link.open_time - now} seconds."
+            reason=f"Wait {link.open_time + link.wait_time - now} seconds."
         )
 
     if not id_unique_hash and link.is_unique:
@@ -194,6 +210,9 @@ async def api_lnurl_multi_response(
     if not link:
         return LnurlErrorResponse(reason="Withdraw link does not exist.")
 
+    if not link.enabled:
+        return LnurlErrorResponse(reason="Withdraw link is disabled.")
+
     if link.is_spent:
         return LnurlErrorResponse(reason="Withdraw is spent.")