feat: переименование доменной области

src/usecase/purchase_plan/attach_channel_to_purchase_plan.py

@@ -0,0 +1,67 @@
+import logging
+import uuid
+from typing import TYPE_CHECKING
+
+from src import domain, dto
+
+if TYPE_CHECKING:
+    from .. import Usecase
+
+log = logging.getLogger(__name__)
+
+
+async def attach_channel_to_purchase_plan(
+    self: 'Usecase',
+    project_id: uuid.UUID,
+    workspace_id: uuid.UUID,
+    user_id: uuid.UUID,
+    input: dto.AttachChannelToPurchasePlanInput,
+) -> dto.PurchasePlanChannelOutput:
+    await self.ensure_workspace_access(workspace_id, user_id)
+
+    project = await self.database.get_project(workspace_id, project_id=project_id)
+    if not project:
+        raise domain.ProjectNotFound(project_id)
+
+    plan = await self.ensure_active_purchase_plan(project)
+
+    # Поиск канала по username
+    channel = await self.database.get_channel(workspace_id, username=input.username)
+
+    if not channel:
+        # Создать неподтвержденный канал
+        channel = domain.Channel(
+            workspace_id=workspace_id,
+            username=input.username,
+            telegram_id=None,
+            title=None,
+            verification_status=domain.ChannelVerificationStatus.UNVERIFIED,
+        )
+        await self.database.create_channel(channel)
+        log.info('Created unverified channel with username %s', input.username)
+    else:
+        log.info('Found existing channel %s for username %s', channel.id, input.username)
+
+    plan_channel = await self.database.add_channel_to_purchase_plan(
+        plan.id,
+        channel.id,
+        status=input.status,
+        planned_cost=input.planned_cost,
+        comment=input.comment,
+    )
+
+    log.info('Channel %s attached to purchase plan %s (project %s)', channel.id, plan.id, project.id)
+
+    return dto.PurchasePlanChannelOutput(
+        id=plan_channel.id,
+        status=plan_channel.status,
+        planned_cost=plan_channel.planned_cost,
+        comment=plan_channel.comment,
+        channel=dto.ChannelOutput(
+            id=channel.id,
+            telegram_id=channel.telegram_id,
+            title=channel.title,
+            username=channel.username,
+            verification_status=channel.verification_status,
+        ),
+    )