mirror of
https://github.com/lnbits/lnbits-legend.git
synced 2024-11-20 10:39:59 +01:00
95 lines
2.4 KiB
Python
95 lines
2.4 KiB
Python
import time
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import trio # type: ignore
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from http import HTTPStatus
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from typing import Optional, List, Callable
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from quart_trio import QuartTrio
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from lnbits.settings import WALLET
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from lnbits.core.crud import (
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get_payments,
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get_standalone_payment,
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delete_expired_invoices,
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)
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main_app: Optional[QuartTrio] = None
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def grab_app_for_later(app: QuartTrio):
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global main_app
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main_app = app
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deferred_async: List[Callable] = []
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def record_async(func: Callable) -> Callable:
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def recorder(state):
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deferred_async.append(func)
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return recorder
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def run_deferred_async(nursery):
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for func in deferred_async:
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nursery.start_soon(func)
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async def send_push_promise(a, b) -> None:
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pass
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invoice_listeners: List[trio.MemorySendChannel] = []
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def register_invoice_listener(send_chan: trio.MemorySendChannel):
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"""
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A method intended for extensions to call when they want to be notified about
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new invoice payments incoming.
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"""
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invoice_listeners.append(send_chan)
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async def webhook_handler():
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handler = getattr(WALLET, "webhook_listener", None)
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if handler:
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return await handler()
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return "", HTTPStatus.NO_CONTENT
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internal_invoice_paid, internal_invoice_received = trio.open_memory_channel(0)
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async def internal_invoice_listener(nursery):
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async for checking_id in internal_invoice_received:
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nursery.start_soon(invoice_callback_dispatcher, checking_id)
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async def invoice_listener(nursery):
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async for checking_id in WALLET.paid_invoices_stream():
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nursery.start_soon(invoice_callback_dispatcher, checking_id)
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async def check_pending_payments():
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await delete_expired_invoices()
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while True:
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for payment in await get_payments(
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since=(int(time.time()) - 60 * 60 * 24 * 15), # 15 days ago
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complete=False,
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pending=True,
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exclude_uncheckable=True,
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):
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print(
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f" - checking {'in' if payment.is_in else 'out'} pending: {payment.checking_id}"
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)
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await payment.check_pending()
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await trio.sleep(60 * 120)
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async def invoice_callback_dispatcher(checking_id: str):
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payment = await get_standalone_payment(checking_id)
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if payment and payment.is_in:
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await payment.set_pending(False)
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for send_chan in invoice_listeners:
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await send_chan.send(payment)
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