satmachineclient/tasks.py

78 lines
2.6 KiB
Python

import asyncio
from datetime import datetime
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_myextension, update_myextension
from .models import CreateMyExtensionData
from .transaction_processor import poll_lamassu_transactions
#######################################
########## RUN YOUR TASKS HERE ########
#######################################
# The usual task is to listen to invoices related to this extension
async def wait_for_paid_invoices():
invoice_queue = asyncio.Queue()
register_invoice_listener(invoice_queue, "ext_myextension")
while True:
payment = await invoice_queue.get()
await on_invoice_paid(payment)
async def hourly_transaction_polling():
"""Background task that polls Lamassu database every hour for new transactions"""
logger.info("Starting hourly Lamassu transaction polling task")
while True:
try:
logger.info(f"Running Lamassu transaction poll at {datetime.now()}")
await poll_lamassu_transactions()
logger.info("Completed Lamassu transaction poll, sleeping for 1 hour")
# Sleep for 1 hour (3600 seconds)
await asyncio.sleep(3600)
except Exception as e:
logger.error(f"Error in hourly polling task: {e}")
# Sleep for 5 minutes before retrying on error
await asyncio.sleep(300)
# Do somethhing when an invoice related top this extension is paid
async def on_invoice_paid(payment: Payment) -> None:
if payment.extra.get("tag") != "MyExtension":
return
myextension_id = payment.extra.get("myextensionId")
assert myextension_id, "myextensionId not set in invoice"
myextension = await get_myextension(myextension_id)
assert myextension, "MyExtension does not exist"
# update something in the db
if payment.extra.get("lnurlwithdraw"):
total = myextension.total - payment.amount
else:
total = myextension.total + payment.amount
myextension.total = total
await update_myextension(CreateMyExtensionData(**myextension.dict()))
# here we could send some data to a websocket on
# wss://<your-lnbits>/api/v1/ws/<myextension_id> and then listen to it on
some_payment_data = {
"name": myextension.name,
"amount": payment.amount,
"fee": payment.fee,
"checking_id": payment.checking_id,
}
await websocket_updater(myextension_id, str(some_payment_data))