feat(autorenewal): implement automatic subscription renewal system

bot/main.py

@@ -8,6 +8,7 @@ from remnawave import RemnawaveSDK
 
 from bot.handlers import admin_routers, client_routers, system_routers
 from bot.middlewares import DIMiddleware
+from bot.scheduler import start_scheduler
 from config import settings
 from db.session import async_session
 from misc.pally import PallyClient
@@ -16,6 +17,7 @@ from repositories.subscriptions import SubscriptionRepository
 from repositories.users import UserRepository
 from schemas.di import DependenciesDTO
 from services.billing_service import BillingService
+from services.renewal_service import RenewalService
 from services.user_service import UserService
 
 logging.basicConfig(level=logging.DEBUG)
@@ -40,6 +42,17 @@ async def main():
         token=settings.remnawave_token,
     )
 
+    aiohttp_session = AiohttpSession(proxy=settings.proxy) if settings.proxy else None
+    default = DefaultBotProperties(parse_mode="HTML")
+    bot = Bot(token=settings.bot_token, default=default, session=aiohttp_session)
+
+    renewal_service = RenewalService(
+        subscription_repository=subscriptions_repository,
+        user_repository=user_repository,
+        rw_sdk=rw_sdk,
+        bot=bot,
+    )
+
     deps = DependenciesDTO(
         user_repository=user_repository,
         user_service=user_service,
@@ -48,13 +61,10 @@ async def main():
         bills_repository=bills_repository,
         billing_service=billing_service,
         subscriptions_repository=subscriptions_repository,
+        renewal_service=renewal_service,
     )
     dp.update.middleware.register(DIMiddleware(deps, async_session))
 
-    aiohttp_session = AiohttpSession(proxy=settings.proxy) if settings.proxy else None
-    default = DefaultBotProperties(parse_mode="HTML")
-    bot = Bot(token=settings.bot_token, default=default, session=aiohttp_session)
-
     for r in admin_routers:
         dp.include_router(r)
     for r in client_routers:
@@ -62,7 +72,16 @@ async def main():
     for r in system_routers:
         dp.include_router(r)
 
-    await dp.start_polling(bot)
+    scheduler_task = asyncio.create_task(start_scheduler(renewal_service, async_session))
+
+    try:
+        await dp.start_polling(bot)
+    finally:
+        scheduler_task.cancel()
+        try:
+            await scheduler_task
+        except asyncio.CancelledError:
+            pass
 
 
 if __name__ == "__main__":