refactor: split backend domains and add API behavior coverage

db/dal/ad_dal.py

@@ -20,7 +20,7 @@ async def create_campaign(
     await session.flush()
     await session.refresh(campaign)
     logging.info(
-        f"AdCampaign created id={campaign.ad_campaign_id}, source={source}, start={start_param}, cost={cost}"
+        f"AdCampaign created id={campaign.ad_campaign_id}, source={source}, start={start_param}, cost={cost}"  # noqa: E501
     )
     return campaign
 

db/dal/message_log_dal.py

@@ -75,7 +75,7 @@ async def create_message_log_no_commit(session: AsyncSession, log_data: dict) ->
         target_user = await get_user_by_id(session, log_data["target_user_id"])
         if not target_user:
             logging.warning(
-                f"Target user {log_data['target_user_id']} not found for message log. Setting to NULL."
+                f"Target user {log_data['target_user_id']} not found for message log. Setting to NULL."  # noqa: E501
             )
             log_data["target_user_id"] = None
 
@@ -83,6 +83,6 @@ async def create_message_log_no_commit(session: AsyncSession, log_data: dict) ->
     session.add(new_log)
 
     logging.debug(
-        f"Message log added to session: user {log_data.get('user_id')}, event {log_data.get('event_type')}"
+        f"Message log added to session: user {log_data.get('user_id')}, event {log_data.get('event_type')}"  # noqa: E501
     )
     return new_log

db/dal/payment_dal.py

@@ -165,7 +165,7 @@ async def update_provider_payment_and_status(
         await session.flush()
         await session.refresh(payment)
         logging.info(
-            f"Payment record {payment.payment_id} updated with provider id {provider_payment_id} and status {new_status}."
+            f"Payment record {payment.payment_id} updated with provider id {provider_payment_id} and status {new_status}."  # noqa: E501
         )
     else:
         logging.warning(f"Payment record with DB ID {payment_db_id} not found for provider update.")

db/dal/promo_code_dal.py

@@ -170,7 +170,7 @@ async def record_promo_activation(
     existing_activation = await get_user_activation_for_promo(session, promo_code_id, user_id)
     if existing_activation:
         logging.info(
-            f"User {user_id} has already activated promo code {promo_code_id}. Activation ID: {existing_activation.activation_id}"
+            f"User {user_id} has already activated promo code {promo_code_id}. Activation ID: {existing_activation.activation_id}"  # noqa: E501
         )
         return existing_activation
 
@@ -203,6 +203,6 @@ async def record_promo_activation(
     await session.flush()
     await session.refresh(new_activation)
     logging.info(
-        f"Promo code {promo_code_id} activated by user {user_id}. Activation ID: {new_activation.activation_id}"
+        f"Promo code {promo_code_id} activated by user {user_id}. Activation ID: {new_activation.activation_id}"  # noqa: E501
     )
     return new_activation

db/dal/subscription_dal.py

@@ -99,7 +99,7 @@ async def upsert_subscription(session: AsyncSession, sub_payload: Dict[str, Any]
 
     if existing_sub:
         logging.info(
-            f"Updating existing subscription {existing_sub.subscription_id} by panel_sub_uuid {panel_sub_uuid}"
+            f"Updating existing subscription {existing_sub.subscription_id} by panel_sub_uuid {panel_sub_uuid}"  # noqa: E501
         )
         for key, value in sub_payload.items():
             if hasattr(existing_sub, key):
@@ -120,7 +120,7 @@ async def upsert_subscription(session: AsyncSession, sub_payload: Dict[str, Any]
             user = await get_user_by_id(session, sub_payload["user_id"])
             if not user:
                 raise ValueError(
-                    f"User {sub_payload['user_id']} not found for new subscription with panel_uuid {panel_sub_uuid}."
+                    f"User {sub_payload['user_id']} not found for new subscription with panel_uuid {panel_sub_uuid}."  # noqa: E501
                 )
 
         new_sub = Subscription(**sub_payload)
@@ -147,7 +147,7 @@ async def deactivate_other_active_subscriptions(
     result = await session.execute(stmt)
     if result.rowcount > 0:
         logging.info(
-            f"Deactivated {result.rowcount} other active subscriptions for panel_user_uuid {panel_user_uuid}."
+            f"Deactivated {result.rowcount} other active subscriptions for panel_user_uuid {panel_user_uuid}."  # noqa: E501
         )
 
 
@@ -160,7 +160,7 @@ async def deactivate_all_user_subscriptions(session: AsyncSession, user_id: int)
     result = await session.execute(stmt)
     if result.rowcount > 0:
         logging.info(
-            f"Deactivated {result.rowcount} subscriptions for user {user_id} due to missing panel user."
+            f"Deactivated {result.rowcount} subscriptions for user {user_id} due to missing panel user."  # noqa: E501
         )
     return result.rowcount
 

db/dal/user_billing_dal.py

@@ -169,7 +169,7 @@ async def delete_user_payment_method_by_provider_id(
     """Delete a saved payment method by its provider payment_method.id for a specific user.
 
     Useful when callbacks pass the provider id (e.g., YooKassa pm_...) instead of our internal method_id.
-    """
+    """  # noqa: E501
     stmt = select(UserPaymentMethod).where(
         UserPaymentMethod.user_id == user_id,
         UserPaymentMethod.provider_payment_method_id == provider_payment_method_id,