后端bug修复

backend/middleware/permission.py

@@ -1,5 +1,5 @@
 # ===========================================
-# 班级操行分管理系统 - 后端服务
+# 班级操行分管理系统 - 权限验证中间件
 # 
 # 开发者: Canglan
 # 联系方式: admin@sea-studio.top
@@ -10,7 +10,7 @@
 # ===========================================
 
 from fastapi import Request, HTTPException
-from typing import List, Optional, Callable
+from typing import List, Optional, Callable, Dict, Any
 from functools import wraps
 
 from utils.response import forbidden_response
@@ -20,6 +20,22 @@ from utils.logger import get_logger
 logger = get_logger(__name__)
 
 
+async def get_current_user(request: Request) -> Dict[str, Any]:
+    """获取当前登录用户信息"""
+    return {
+        "user_id": getattr(request.state, 'user_id', None),
+        "username": getattr(request.state, 'username', None),
+        "user_type": getattr(request.state, 'user_type', None),
+        "student_id": getattr(request.state, 'student_id', None),
+        "role": getattr(request.state, 'role', None)
+    }
+
+
+async def get_current_user_id(request: Request) -> int:
+    """获取当前用户ID"""
+    return getattr(request.state, 'user_id', None)
+
+
 class PermissionChecker:
     """权限检查器"""