events/tasks.py
Arc 680b035ec9
feat: add fiat checkout and nostr + email notification (#50)
* feat: fiat and email/nostr notifications

* make n bake
2026-05-07 12:31:32 +01:00

49 lines
1.6 KiB
Python

import asyncio
from lnbits.core.models import Payment
from lnbits.tasks import register_invoice_listener
from loguru import logger
from .crud import get_ticket
from .models import Ticket
from .services import send_ticket_notification_in_background, set_ticket_paid
payment_listeners: dict[str, list[asyncio.Queue[Ticket]]] = {}
def register_payment_listener(payment_hash, queue: asyncio.Queue[Ticket]) -> None:
if payment_hash not in payment_listeners:
payment_listeners[payment_hash] = []
payment_listeners[payment_hash].append(queue)
def deregister_payment_listener(payment_hash, queue: asyncio.Queue[Ticket]) -> None:
if payment_hash in payment_listeners:
payment_listeners[payment_hash].remove(queue)
if not payment_listeners[payment_hash]:
del payment_listeners[payment_hash]
async def wait_for_paid_invoices():
invoice_queue = asyncio.Queue()
register_invoice_listener(invoice_queue, "ext_events")
while True:
payment = await invoice_queue.get()
await on_invoice_paid(payment)
async def on_invoice_paid(payment: Payment) -> None:
if not payment.extra or "events" != payment.extra.get("tag"):
return
ticket = await get_ticket(payment.payment_hash)
if not ticket:
logger.warning(f"Ticket for payment {payment.payment_hash} not found.")
return
ticket = await set_ticket_paid(ticket)
send_ticket_notification_in_background(ticket)
if payment_listeners.get(payment.payment_hash):
for paid_ticket_queue in payment_listeners[payment.payment_hash]:
paid_ticket_queue.put_nowait(ticket)