fix: properly start/stop tasks (#18)

https://github.com/lnbits/lnbits/issues/2411

__init__.py

@@ -1,16 +1,14 @@
 import asyncio
-from typing import List
+from loguru import logger
 
 from fastapi import APIRouter
 
 from lnbits.db import Database
 from lnbits.helpers import template_renderer
-from lnbits.tasks import catch_everything_and_restart
+from lnbits.tasks import create_permanent_unique_task
 
 db = Database("ext_splitpayments")
 
-scheduled_tasks: List[asyncio.Task] = []
-
 splitpayments_static_files = [
     {
         "path": "/splitpayments/static",
@@ -31,7 +29,15 @@ from .views import *  # noqa: F401,F403
 from .views_api import *  # noqa: F401,F403
 
 
+scheduled_tasks: list[asyncio.Task] = []
+
+def splitpayments_stop():
+    for task in scheduled_tasks:
+        try:
+            task.cancel()
+        except Exception as ex:
+            logger.warning(ex)
+
 def splitpayments_start():
-    loop = asyncio.get_event_loop()
+    task = create_permanent_unique_task("ext_splitpayments", wait_for_paid_invoices)
-    task = loop.create_task(catch_everything_and_restart(wait_for_paid_invoices))
     scheduled_tasks.append(task)

views_api.py

@@ -6,9 +6,9 @@ from loguru import logger
 from starlette.exceptions import HTTPException
 
 from lnbits.core.crud import get_wallet, get_wallet_for_key
-from lnbits.decorators import WalletTypeInfo, check_admin, require_admin_key
+from lnbits.decorators import WalletTypeInfo, require_admin_key
 
-from . import scheduled_tasks, splitpayments_ext
+from . import splitpayments_ext
 from .crud import get_targets, set_targets
 from .models import Target, TargetPutList
 
@@ -81,16 +81,3 @@ async def api_targets_delete(
     source_wallet: WalletTypeInfo = Depends(require_admin_key),
 ) -> None:
     await set_targets(source_wallet.wallet.id, [])
-
-
-# deinit extension invoice listener
-@splitpayments_ext.delete(
-    "/api/v1", status_code=HTTPStatus.OK, dependencies=[Depends(check_admin)]
-)
-async def api_stop():
-    for t in scheduled_tasks:
-        try:
-            t.cancel()
-        except Exception as ex:
-            logger.warning(ex)
-    return {"success": True}