feat: 增加学生信息管理功能，优化操行分历史记录展示并更新使用文档

backend/routes/admin.py

@@ -25,7 +25,7 @@ from services.attendance_service import AttendanceService
 from services.log_service import LogService
 from schemas.admin import (
     AddPointsRequest, RevokeRequest, AddAdminRequest,
-    AddStudentRequest,
+    AddStudentRequest, UpdateStudentRequest,
     UpdateHomeworkStatusRequest, AddAttendanceRequest,
     UpdateAdminRequest, DeleteAdminRequest, ResetPasswordRequest
 )
@@ -124,6 +124,58 @@ async def add_student(request: Request, req: AddStudentRequest):
         return error_response(message=result["message"])
 
 
+@router.put("/students/{student_id}")
+async def update_student(request: Request, student_id: int, req: UpdateStudentRequest):
+    """编辑学生信息（班主任）"""
+    user = await get_current_user(request)
+    is_teacher = await PermissionChecker.check_is_teacher(user["user_id"])
+    if not is_teacher:
+        return error_response(message="仅班主任可编辑学生信息", code=403)
+    
+    result = await AdminService.update_student(
+        student_id=student_id,
+        name=req.name,
+        parent_phone=req.parent_phone
+    )
+    if result["success"]:
+        return success_response(message=result["message"])
+    else:
+        return error_response(message=result["message"])
+
+
+@router.delete("/students/{student_id}")
+async def delete_student(request: Request, student_id: int):
+    """删除学生（班主任）"""
+    user = await get_current_user(request)
+    is_teacher = await PermissionChecker.check_is_teacher(user["user_id"])
+    if not is_teacher:
+        return error_response(message="仅班主任可删除学生", code=403)
+    
+    result = await AdminService.delete_student(student_id=student_id)
+    if result["success"]:
+        return success_response(message=result["message"])
+    else:
+        return error_response(message=result["message"])
+
+
+@router.post("/students/reset-password/{student_id}")
+async def reset_student_password(request: Request, student_id: int, req: ResetPasswordRequest):
+    """重置学生密码（班主任）"""
+    user = await get_current_user(request)
+    is_teacher = await PermissionChecker.check_is_teacher(user["user_id"])
+    if not is_teacher:
+        return error_response(message="仅班主任可重置学生密码", code=403)
+    
+    result = await AdminService.reset_student_password(
+        student_id=student_id,
+        new_password=req.new_password
+    )
+    if result["success"]:
+        return success_response(message=result["message"])
+    else:
+        return error_response(message=result["message"])
+
+
 # ========== 操行分管理 ==========
 
 @router.post("/conduct/add")
@@ -186,7 +238,8 @@ async def get_conduct_history(
     page: int = Query(1, ge=1),
     page_size: int = Query(20, ge=1, le=1000),
     start_date: Optional[str] = None,
-    end_date: Optional[str] = None
+    end_date: Optional[str] = None,
+    grouped: bool = Query(False)
 ):
     """获取操行分历史记录"""
     try:
@@ -197,7 +250,8 @@ async def get_conduct_history(
             page=page,
             page_size=page_size,
             start_date=start_date,
-            end_date=end_date
+            end_date=end_date,
+            grouped=grouped
         )
         return success_response(data=result)
     except Exception as e: