feat: явно указаны зависимости к Protocol для перехода к имплементации

src/controller/telegram_callback/chat_join_request.py

@@ -17,15 +17,12 @@ async def on_chat_join_request(event: ChatJoinRequest) -> None:
         log.error('Failed to get user data from chat join request')
         return
 
-    # Получаем invite_link, по которой пользователь отправил запрос
     invite_link = event.invite_link
     if not invite_link or not invite_link.invite_link:
         log.debug('No invite_link in chat join request event')
         return
 
-    usecase = deps.get_usecase()
-
-    await usecase.handle_subscription(
+    await deps.get_usecase().handle_subscription(
         user_telegram_id=event.from_user.id,
         username=event.from_user.username,
         invite_link=invite_link.invite_link,

src/controller/telegram_callback/chat_member_updated.py

@@ -30,17 +30,17 @@ async def on_chat_member_updated(event: ChatMemberUpdated) -> None:
     is_now_not_member = new_status in ('left', 'kicked')
     user_left = was_member and is_now_not_member
 
-    usecase = deps.get_usecase()
-
     if user_joined:
         invite_link = event.invite_link.invite_link if event.invite_link else None
         if not invite_link:
             log.debug('No invite_link in chat member update event')
             return
 
-        await usecase.handle_subscription(
+        await deps.get_usecase().handle_subscription(
             user_telegram_id=event.from_user.id, username=event.from_user.username, invite_link=invite_link
         )
 
     elif user_left:
-        await usecase.handle_unsubscription(user_telegram_id=event.from_user.id, channel_telegram_id=event.chat.id)
+        await deps.get_usecase().handle_unsubscription(
+            user_telegram_id=event.from_user.id, channel_telegram_id=event.chat.id
+        )