feat: deeplinks support (#58)

* feat: deeplinks support

* fix: move href logic into compute

* chore: fix linting

models.py

@@ -5,7 +5,7 @@ from fastapi import Query, Request
 from lnurl import Lnurl
 from lnurl import encode as lnurl_encode
 from lnurl.types import LnurlPayMetadata
-from pydantic import BaseModel
+from pydantic import BaseModel, Field
 
 ZERO_KEY = "00000000000000000000000000000000"
 
@@ -71,3 +71,8 @@ class Refund(BaseModel):
     hit_id: str
     refund_amount: int
     time: datetime
+
+
+class UIDPost(BaseModel):
+    UID: str = Field(None, description="The UID of the card.")
+    LNURLW: str = Field(None, description="The LNURLW of the card.")

static/js/index.js

@@ -148,6 +148,15 @@ window.app = Vue.createApp({
       }
     }
   },
+  computed: {
+    deeplinkUrl() {
+      const baseUrl = `boltcard://${this.qrCodeDialog.wipe ? 'reset' : 'program'}`
+      const url =
+        this.qrCodeDialog.data.link +
+        (this.qrCodeDialog.wipe ? '&wipe=true' : '')
+      return `${baseUrl}?url=${encodeURIComponent(url)}`
+    }
+  },
   methods: {
     readNfcTag() {
       const ndef = new NDEFReader()
@@ -229,6 +238,9 @@ window.app = Vue.createApp({
       this.qrCodeDialog.data = {
         id: card.id,
         link: window.location.origin + '/boltcards/api/v1/auth?a=' + card.otp,
+        encodedURI: encodeURIComponent(
+          window.location.origin + '/boltcards/api/v1/auth?a=' + card.otp
+        ),
         name: card.card_name,
         uid: card.uid,
         external_id: card.external_id,

templates/boltcards/index.html

@@ -463,6 +463,7 @@
         <q-tooltip>Click to copy, then paste to NFC Card Creator</q-tooltip>
       </q-btn>
       <q-btn
+        class="q-ml-sm"
         unelevated
         outline
         color="red"
@@ -473,6 +474,17 @@
       >
         <q-tooltip>Backup the keys, or wipe the card first!</q-tooltip>
       </q-btn>
+      <q-btn
+        class="q-ml-sm"
+        unelevated
+        outline
+        color="grey"
+        :href="deeplinkUrl"
+        target="_blank"
+        label="Use Boltcard App"
+      >
+        <q-tooltip>Use Boltcard Programmer App</q-tooltip>
+      </q-btn>
       <div class="row q-mt-lg q-gutter-sm">
         <q-btn v-close-popup flat color="grey" class="q-ml-auto">Close</q-btn>
       </div>

views_lnurl.py

@@ -16,12 +16,14 @@ from .crud import (
     get_card,
     get_card_by_external_id,
     get_card_by_otp,
+    get_card_by_uid,
     get_hit,
     get_hits_today,
     spend_hit,
     update_card_counter,
     update_card_otp,
 )
+from .models import UIDPost
 from .nxp424 import decrypt_sun, get_sun_mac
 
 boltcards_lnurl_router = APIRouter()
@@ -179,6 +181,46 @@ async def api_auth(a, request: Request):
     return response
 
 
+# /boltcards/api/v1/auth?a=00000000000000000000000000000000
+@boltcards_lnurl_router.post("/api/v1/auth")
+async def api_auth_post(a: str, request: Request, data: UIDPost, wipe: bool = False):
+    card = None
+    if wipe:
+        card = await get_card_by_otp(a)
+    else:
+        if not data.UID:
+            raise HTTPException(
+                detail="Missing UID.", status_code=HTTPStatus.BAD_REQUEST
+            )
+
+        card = await get_card_by_uid(data.UID)
+    if not card:
+        raise HTTPException(
+            detail="Card does not exist.", status_code=HTTPStatus.NOT_FOUND
+        )
+    new_otp = secrets.token_hex(16)
+    await update_card_otp(new_otp, card.id)
+    lnurlw_base = (
+        f"{urlparse(str(request.url)).netloc}/boltcards/api/v1/scan/{card.external_id}"
+    )
+    response = {
+        "CARD_NAME": card.card_name,
+        "ID": str(1),
+        "K0": card.k0,
+        "K1": card.k1,
+        "K2": card.k2,
+        "K3": card.k1,
+        "K4": card.k2,
+        "LNURLW_BASE": "LNURLW://" + lnurlw_base,
+        "LNURLW": "LNURLW://" + lnurlw_base,
+        "PROTOCOL_NAME": "NEW_BOLT_CARD_RESPONSE",
+        "PROTOCOL_VERSION": str(1),
+    }
+    if wipe:
+        response["action"] = "wipe"
+    return response
+
+
 ###############LNURLPAY REFUNDS#################