fix: фиксы после рефакторинга

src/usecase/__init__.py

@@ -80,7 +80,7 @@ class Database(typing.Protocol):
     async def get_user_external_channels(self, user_id: UUID) -> list[domain.ExternalChannel]: ...
 
     async def add_external_channel_to_targets(
-        self, external_channel_id: UUID, target_channel_ids: list[UUID]
+        self, external_channel: domain.ExternalChannel, target_channel_ids: list[UUID]
     ) -> None: ...
 
     async def remove_external_channel_from_target(self, external_channel_id: UUID, target_channel_id: UUID) -> None: ...

src/usecase/external_channel/create_external_channel.py

@@ -13,6 +13,10 @@ log = logging.getLogger(__name__)
 async def create_external_channel(
     self: 'Usecase', input: dto.CreateExternalChannelInput, user_id: uuid.UUID
 ) -> dto.ExternalChannelOutput:
+    existing_channel = await self.database.get_external_channel(user_id, telegram_id=input.telegram_id)
+    if existing_channel:
+        raise domain.ExternalChannelAlreadyExists(input.telegram_id)
+
     for target_id in input.target_channel_ids:
         target_channel = await self.database.get_target_channel(user_id, channel_id=target_id)
 
@@ -32,7 +36,7 @@ async def create_external_channel(
         await self.database.create_external_channel(channel)
 
         if input.target_channel_ids:
-            await self.database.add_external_channel_to_targets(channel.id, input.target_channel_ids)
+            await self.database.add_external_channel_to_targets(channel, input.target_channel_ids)
 
     log.info(
         'External channel %s created and linked to %s target channels', input.telegram_id, len(input.target_channel_ids)

src/usecase/placement/create_placement.py

@@ -13,19 +13,14 @@ log = logging.getLogger(__name__)
 async def create_placement(self: 'Usecase', input: dto.CreatePlacementInput, user_id: uuid.UUID) -> dto.PlacementOutput:
     target_channel = await self.database.get_target_channel(user_id, channel_id=input.target_channel_id)
     if not target_channel:
-        log.warning('User %s attempted to create placement for unavailable target %s', user_id, input.target_channel_id)
         raise domain.TargetChannelNotFound(input.target_channel_id)
 
     external_channel = await self.database.get_external_channel(user_id, channel_id=input.external_channel_id)
     if not external_channel:
-        log.warning(
-            'User %s attempted to create placement for unavailable external %s', user_id, input.external_channel_id
-        )
         raise domain.ExternalChannelNotFound(input.external_channel_id)
 
     creative = await self.database.get_creative(user_id, input.creative_id)
     if not creative:
-        log.warning('User %s attempted to create placement for unavailable creative %s', user_id, input.creative_id)
         raise domain.CreativeNotFound(input.creative_id)
 
     requires_approval = input.invite_link_type == domain.InviteLinkType.APPROVAL