feat: complete deal

services/deal.py

@@ -972,4 +972,20 @@ class DealService(BaseService):
             return DealProductAddKitResponse(ok=True, message='Набор услуг успешно добавлен к товару')
         except Exception as e:
             return DealProductAddKitResponse(ok=False, message=str(e))
+
     # endregion
+    async def complete(self, user: User, request: DealCompleteRequest) -> DealCompleteResponse:
+        try:
+            # check for admin
+            if not user.is_admin:
+                return DealCompleteResponse(ok=False, message='Завершить сделку может только администратор')
+
+            deal = await self._get_deal_by_id(request.deal_id)
+            if not deal:
+                return DealCompleteResponse(ok=False, message="Сделка не найдена")
+            deal.is_completed = True
+            await self.session.commit()
+            return DealCompleteResponse(ok=True, message="Сделка успешно завершена")
+        except Exception as e:
+            await self.session.rollback()
+            return DealCompleteResponse(ok=False, message=str(e))