[modify] optimize import

api/app/services/app_service.py

@@ -9,7 +9,7 @@
 """
 import datetime
 import uuid
-from typing import Optional, List, Dict, Any, Tuple, Type
+from typing import Optional, List, Dict, Any, Tuple
 
 from sqlalchemy import select, func, or_, and_
 from sqlalchemy.orm import Session
@@ -27,6 +27,7 @@ from app.repositories.workflow_repository import WorkflowConfigRepository
 from app.schemas import app_schema
 from app.schemas.workflow_schema import WorkflowConfigUpdate
 from app.services.agent_config_converter import AgentConfigConverter
+from app.models import AppShare, Workspace
 
 # 获取业务日志器
 logger = get_business_logger()
@@ -1390,7 +1391,7 @@ class AppService:
         target_workspace_ids: List[uuid.UUID],
         user_id: uuid.UUID,
         workspace_id: Optional[uuid.UUID] = None
-    ) -> List["AppShare"]:
+    ) -> AppShare:
         """分享应用到其他工作空间
 
         Args:
@@ -1406,7 +1407,7 @@ class AppService:
             ResourceNotFoundException: 当应用不存在时
             BusinessException: 当应用不在指定工作空间或目标工作空间无效时
         """
-        from app.models import AppShare, Workspace
+        
 
         logger.info(
             "分享应用",
@@ -1548,7 +1549,7 @@ class AppService:
         *,
         app_id: uuid.UUID,
         workspace_id: Optional[uuid.UUID] = None
-    ) -> List["AppShare"]:
+    ) -> List[AppShare]:
         """列出应用的所有分享记录
 
         Args:

api/app/services/conversation_service.py

@@ -10,7 +10,14 @@ from app.db import get_db
 from app.models import Conversation, Message
 from app.core.exceptions import ResourceNotFoundException, BusinessException
 from app.core.error_codes import BizCode
+from typing import Optional, List, Tuple
+
+from sqlalchemy import select, desc
+from sqlalchemy.orm import Session
+
+from app.core.exceptions import ResourceNotFoundException
 from app.core.logging_config import get_business_logger
+from app.models import Conversation, Message
 
 logger = get_business_logger()
 

api/app/services/workspace_service.py

@@ -5,6 +5,8 @@ import uuid
 from os import getenv
 from typing import List, Optional
 
+from sqlalchemy.orm import Session
+
 from app.core.config import settings
 from app.core.error_codes import BizCode
 from app.core.exceptions import BusinessException, PermissionDeniedException
@@ -36,6 +38,22 @@ from sqlalchemy.orm import Session
 
 # 获取业务逻辑专用日志器
 business_logger = get_business_logger()
+from app.models.workspace_model import Workspace, WorkspaceRole, InviteStatus, WorkspaceMember
+from app.repositories import workspace_repository
+from app.repositories.workspace_invite_repository import WorkspaceInviteRepository
+from app.schemas.workspace_schema import (
+    WorkspaceCreate,
+    WorkspaceUpdate,
+    WorkspaceInviteCreate,
+    WorkspaceInviteResponse,
+    InviteValidateResponse,
+    InviteAcceptRequest,
+    WorkspaceMemberUpdate
+)
+
+# 获取业务逻辑专用日志器
+business_logger = get_business_logger()
+from dotenv import load_dotenv
 load_dotenv()
 def switch_workspace(
     db: Session,
@@ -330,6 +348,7 @@ def _check_workspace_admin_permission(db: Session, workspace_id: uuid.UUID, user
 
     # 使用统一权限服务检查管理权限
     from app.core.permissions import Action, Resource, Subject, permission_service
+    from app.core.permissions import permission_service, Subject, Resource, Action
 
     # 获取用户的工作空间成员关系
     member = workspace_repository.get_member_in_workspace(