feat: add optional password to bitcoinswitch

crud.py

@@ -25,6 +25,7 @@ async def create_bitcoinswitch(
         wallet=data.wallet,
         currency=data.currency,
         switches=data.switches,
+        password=data.password,
     )
     await db.insert("bitcoinswitch.switch", device)
     return device

migrations.py

@@ -35,3 +35,11 @@ async def m001_initial(db):
         );
     """
     )
+
+async def m002_add_password(db):
+    await db.execute(
+        f"""
+        ALTER TABLE bitcoinswitch.switch
+        ADD COLUMN password TEXT;
+        """
+    )

models.py

@@ -35,6 +35,7 @@ class CreateBitcoinswitch(BaseModel):
     wallet: str
     currency: str
     switches: list[Switch]
+    password: Optional[str] = None
 
 
 class Bitcoinswitch(BaseModel):
@@ -44,6 +45,7 @@ class Bitcoinswitch(BaseModel):
     currency: str
     key: str
     switches: list[Switch]
+    password: Optional[str] = None
     created_at: datetime = Field(default_factory=lambda: datetime.now(timezone.utc))
     updated_at: datetime = Field(default_factory=lambda: datetime.now(timezone.utc))
 

tasks.py

@@ -3,8 +3,10 @@
 from lnbits.core.models import Payment
 from lnbits.core.services import websocket_updater
 from lnbits.tasks import register_invoice_listener
+from loguru import logger
 
 from .crud import (
+    get_bitcoinswitch,
     get_bitcoinswitch_payment,
     update_bitcoinswitch_payment,
 )
@@ -28,6 +30,11 @@ async def on_invoice_paid(payment: Payment) -> None:
     if not bitcoinswitch_payment or bitcoinswitch_payment.payment_hash == "paid":
         return
 
+    bitcoinswitch = await get_bitcoinswitch(bitcoinswitch_payment.bitcoinswitch_id)
+    if not bitcoinswitch:
+        logger.error("no bitcoinswitch found for payment.")
+        return
+
     bitcoinswitch_payment.payment_hash = bitcoinswitch_payment.payload
     bitcoinswitch_payment = await update_bitcoinswitch_payment(bitcoinswitch_payment)
     payload = bitcoinswitch_payment.payload
@@ -44,6 +51,11 @@ async def on_invoice_paid(payment: Payment) -> None:
     if comment:
         payload = f"{payload}-{comment}"
 
+    if bitcoinswitch.password and bitcoinswitch.password != comment:
+        # Wrong password
+        logger.info(f"Wrong password entered for bitcoin switch: {bitcoinswitch.id}")
+        return
+
     return await websocket_updater(
         bitcoinswitch_payment.bitcoinswitch_id,
         payload,

templates/bitcoinswitch/index.html

@@ -214,6 +214,14 @@ <h5 v-html="formDialog.data.device" v-if="formDialog.data.id"></h5>
           label="Fiat currency for device"
           :options="currency"
         ></q-select>
+        <q-input
+          filled
+          dense
+          v-model.trim="formDialog.data.password"
+          type="text"
+          label="Password (optional)"
+          tooltip="Password to protect the device, needs to be entered as comment in the LNURL"
+        ></q-input>
         <q-btn
           unelevated
           class="q-mb-lg"

views_lnurl.py

@@ -79,6 +79,7 @@ async def lnurl_params(
         "callback": f"{url}?variable={variable}",
         "minSendable": price_msat,
         "maxSendable": price_msat,
+        "commentAllowed": 255,
         "metadata": switch.lnurlpay_metadata,
     }
     if comment: