refactoring: polished some files, .env.example update

services/user_service.py

@@ -7,6 +7,7 @@ from remnawave import RemnawaveSDK
 from sqlalchemy.ext.asyncio import AsyncSession
 
 from bot.texts import NO_SUBSCRIPTION, NOTHING_PLACEHOLDER, SUBSCRIPTION_INFORMATION
+from config import settings
 from db.models.users import User
 from misc import utils
 from repositories import UserRepository
@@ -14,7 +15,6 @@ from repositories.subscriptions import SubscriptionRepository
 from schemas.subscriptions import InternalSquads, SubscriptionPlan, SubscriptionStatus
 from schemas.users import NewUserDTO
 from services import rw
-from config import settings
 
 logger = logging.getLogger(__name__)
 
@@ -168,6 +168,9 @@ class UserService:
             squad_uuids=squads,
         )
 
+        if not rw_user:
+            raise Exception("RW User was NOT created, manual intervention required.")
+
         db_subscription = await self.subscription_repository.get_subscription_by_user_id(
             session, user.id
         )
@@ -222,11 +225,7 @@ class UserService:
         remaining_days = max(0, (rw_user.expire_at - datetime.datetime.now(datetime.UTC)).days)
         return math.floor(db_sub.plan_price_paid * remaining_days / db_sub.duration_days)
 
-    async def launch_promotion(
-        self,
-        session: AsyncSession,
-        promo_msg: Message
-    ) -> int:
+    async def launch_promotion(self, session: AsyncSession, promo_msg: Message) -> int:
         users = await self.user_repository.get_users(session)
 
         sent = 0
@@ -238,5 +237,5 @@ class UserService:
                 sent += 1
             except Exception:
                 logger.exception("caught an exception while launching promo, skipping user...")
-        
-        return sent
+
+        return sent