lnbits-legend/lnbits/core/views/public_api.py
Tiago vasconcelos 4fff5c3b7a missing request
2021-11-25 17:08:20 +00:00

68 lines
2.0 KiB
Python

import asyncio
import datetime
from http import HTTPStatus
from fastapi import HTTPException
from starlette.requests import Request
from lnbits import bolt11
from .. import core_app
from ..crud import get_standalone_payment
from ..tasks import api_invoice_listeners
@core_app.get("/.well-known/lnurlp/{username}")
async def lnaddress(username: str, request: Request):
from lnbits.extensions.lnaddress.lnurl import lnurl_response
domain = request.client.host
return await lnurl_response(username, domain, request)
@core_app.get("/public/v1/payment/{payment_hash}")
async def api_public_payment_longpolling(payment_hash):
payment = await get_standalone_payment(payment_hash)
if not payment:
raise HTTPException(
status_code=HTTPStatus.NOT_FOUND, detail="Payment does not exist."
)
elif not payment.pending:
return {"status": "paid"}
try:
invoice = bolt11.decode(payment.bolt11)
expiration = datetime.datetime.fromtimestamp(invoice.date + invoice.expiry)
if expiration < datetime.datetime.now():
return {"status": "expired"}
except:
raise HTTPException(
status_code=HTTPStatus.BAD_REQUEST, detail="Invalid bolt11 invoice."
)
payment_queue = asyncio.Queue(0)
print("adding standalone invoice listener", payment_hash, payment_queue)
api_invoice_listeners.append(payment_queue)
response = None
async def payment_info_receiver(cancel_scope):
async for payment in payment_queue.get():
if payment.payment_hash == payment_hash:
nonlocal response
response = {"status": "paid"}
cancel_scope.cancel()
async def timeouter(cancel_scope):
await asyncio.sleep(45)
cancel_scope.cancel()
asyncio.create_task(payment_info_receiver())
asyncio.create_task(timeouter())
if response:
return response
else:
raise HTTPException(status_code=HTTPStatus.REQUEST_TIMEOUT, detail="timeout")