[feat] Watchdog and notifications (#2895)

lnbits/core/services/payments.py

@@ -8,6 +8,8 @@ from bolt11 import encode as bolt11_encode
 from loguru import logger
 
 from lnbits.core.db import db
+from lnbits.core.models.notifications import NotificationType
+from lnbits.core.services.notifications import enqueue_notification
 from lnbits.db import Connection
 from lnbits.decorators import check_user_extension_access
 from lnbits.exceptions import InvoiceError, PaymentError
@@ -262,6 +264,18 @@ async def update_wallet_balance(
 
 
 async def send_payment_notification(wallet: Wallet, payment: Payment):
+    try:
+        await send_ws_payment_notification(wallet, payment)
+    except Exception as e:
+        logger.error("Error sending websocket payment notification", e)
+
+    try:
+        send_chat_payment_notification(wallet, payment)
+    except Exception as e:
+        logger.error("Error sending chat payment notification", e)
+
+
+async def send_ws_payment_notification(wallet: Wallet, payment: Payment):
     # TODO: websocket message should be a clean payment model
     # await websocket_manager.send_data(payment.json(), wallet.inkey)
     # TODO: figure out why we send the balance with the payment here.
@@ -282,6 +296,27 @@ async def send_payment_notification(wallet: Wallet, payment: Payment):
     )
 
 
+def send_chat_payment_notification(wallet: Wallet, payment: Payment):
+    amount_sats = abs(payment.sat)
+    values: dict = {
+        "wallet_id": wallet.id,
+        "wallet_name": wallet.name,
+        "amount_sats": amount_sats,
+        "fiat_value_fmt": "",
+    }
+    if payment.extra.get("wallet_fiat_currency", None):
+        amount_fiat = payment.extra.get("wallet_fiat_amount", None)
+        currency = payment.extra.get("wallet_fiat_currency", None)
+        values["fiat_value_fmt"] = f"`{amount_fiat}`*{currency}* / "
+
+    if payment.is_out:
+        if amount_sats >= settings.lnbits_notification_outgoing_payment_amount_sats:
+            enqueue_notification(NotificationType.outgoing_payment, values)
+    else:
+        if amount_sats >= settings.lnbits_notification_incoming_payment_amount_sats:
+            enqueue_notification(NotificationType.incoming_payment, values)
+
+
 async def check_wallet_limits(
     wallet_id: str, amount_msat: int, conn: Optional[Connection] = None
 ):
@@ -354,6 +389,7 @@ async def calculate_fiat_amounts(
             fiat_amounts["fiat_currency"] = currency
             fiat_amounts["fiat_amount"] = round(amount, ndigits=3)
             fiat_amounts["fiat_rate"] = amount_sat / amount
+            fiat_amounts["btc_rate"] = (amount / amount_sat) * 100_000_000
     else:
         amount_sat = int(amount)
 
@@ -365,6 +401,7 @@ async def calculate_fiat_amounts(
         fiat_amounts["wallet_fiat_currency"] = wallet_currency
         fiat_amounts["wallet_fiat_amount"] = round(fiat_amount, ndigits=3)
         fiat_amounts["wallet_fiat_rate"] = amount_sat / fiat_amount
+        fiat_amounts["wallet_btc_rate"] = (fiat_amount / amount_sat) * 100_000_000
 
     logger.debug(
         f"Calculated fiat amounts {wallet.id=} {amount=} {currency=}: {fiat_amounts=}"