/// <summary>
/// 用户解绑.学生解绑账号
/// @author dwy
/// </summary>
/// <param name="userId">用户id</param>
/// <returns>true 解绑成功 false 解绑失败</returns>
/// <seealso cref="M:Xmu.Crms.Shared.Service.IClassService.DeleteCourseSelectionById(System.Int64,System.Int64)"/>
/// <exception cref="T:System.ArgumentException">id格式错误</exception>
/// <exception cref="T:Xmu.Crms.Shared.Exceptions.UserNotFoundException">未找到对应用户</exception>
public void DeleteStudentAccount(long userId)
{
if (userId < 0)
{
throw new ArgumentException("userId格式错误");
}
var user = _db.UserInfo.Find(userId) ??
throw new UserNotFoundException();
IList <ClassInfo> courses = _classService.ListClassByUserId(userId); //根据学生ID获取班级列表
IList <SeminarGroup> groups = _seminarGroupService.ListSeminarGroupIdByStudentId(userId); //获取学生的所有讨论课小组
foreach (SeminarGroup s in groups)
{
if (userId == _seminarGroupService.GetSeminarGroupLeaderByGroupId(s.Id)) //如果是组长
{
_seminarGroupService.ResignLeaderById(s.Id, userId); //组长辞职
}
_seminarGroupService.DeleteSeminarGroupMemberById(s.Id, userId); //在小组中删除该成员
}
foreach (ClassInfo c in courses)
{
FixGroup fixGroup = _fixGroupService.GetFixedGroupById(userId, c.Id); //找到学生所在的固定小组
_fixGroupService.DeleteFixGroupUserById(fixGroup.Id, userId); //将学生从固定小组中删去
_classService.DeleteCourseSelectionById(userId, c.Id); //学生按班级ID取消选择班级
}
_db.RemoveRange(_db.UserInfo.Where(u => u.Id == userId));//删除学生账号
_db.SaveChanges();
}
public IActionResult GetUserClassGroupByClassId([FromRoute] long classId)
{
try
{
var user = _userService.GetUserByUserId(User.Id());
if (user.Type == Shared.Models.Type.Teacher)
{
IList <FixGroup> groups = _fixGroupService.ListFixGroupByClassId(classId);
return(Json(groups.Select(g =>
new
{
leader = new
{
id = g.LeaderId,
name = _userService.GetUserByUserId(g.LeaderId ?? 0).Name,
number = _userService.GetUserByUserId(g.LeaderId ?? 0).Number
},
member = _fixGroupService.ListFixGroupMemberByGroupId(g.Id).Select(m => new
{
id = m.Id,
name = m.Name,
number = m.Number
})
}
)));
}
else
{
var fixGroup = _fixGroupService.GetFixedGroupById(User.Id(), classId);
var leader = fixGroup.Leader ?? _userService.GetUserByUserId(fixGroup.LeaderId ?? 0);
var members = _fixGroupService.ListFixGroupMemberByGroupId(fixGroup.Id);
var result = Json(
new
{
leader = new
{
id = leader.Id,
name = leader.Name,
number = leader.Number
},
members = members.Select(m => new
{
id = m.Id,
name = m.Name,
number = m.Number
})
});
return(result);
}
}
catch (ArgumentException)
{
return(StatusCode(400, new { msg = "课程ID格式错误" }));
}
}
public IActionResult GetStudentListUnderClass(long classId, [FromQuery] string studentNumber, [FromQuery] string studentName)
{
try
{
if (studentNumber == null)
{
studentNumber = "";
}
if (studentName == null)
{
studentName = "";
}
IList <UserInfo> studentList = _userService.ListUserByClassId(classId, studentNumber, studentName);
//找到学生所属小组
FixGroup fixGroup = _fixGroupService.GetFixedGroupById(User.Id(), classId);
if (fixGroup != null)
{
IList <UserInfo> groupMember = _fixGroupService.ListFixGroupMemberByGroupId(fixGroup.Id);
foreach (UserInfo u in groupMember)
{
studentList.Remove(u);
}
}
List <UserVO> studentVO = new List <UserVO>();
foreach (UserInfo u in studentList)
{
studentVO.Add(u);
}
return(Json(studentVO));
}
catch (ClassNotFoundException) { return(NotFound(new { msg = "未找到该班级！" })); }
catch (UserNotFoundException) { return(NotFound()); }
catch (FixGroupNotFoundException) { return(NotFound()); }
catch (ArgumentException)
{
return(BadRequest());
}
}
public IActionResult GetUserClassGroupByClassId([FromRoute] long classId)
{
try
{
var userlogin = _userService.GetUserByUserId(User.Id());
if (userlogin.Type != Shared.Models.Type.Student)
{
return(StatusCode(403, new { msg = "权限不足" }));
}
var fixGroup = _fixGroupService.GetFixedGroupById(User.Id(), classId);
var leader = fixGroup.Leader ?? _userService.GetUserByUserId(fixGroup.LeaderId);
var members = _fixGroupService.ListFixGroupMemberByGroupId(fixGroup.Id);
var result = Json(
new
{
leader = new
{
id = leader.Id,
name = leader.Name,
number = leader.Number
},
members = members.Select(m => new
{
id = m.Id,
name = m.Name,
number = m.Number
})
});
return(result);
}
catch (ArgumentException)
{
return(StatusCode(400, new { msg = "课程ID格式错误" }));
}
}
/// <summary>
/// 用户解绑.学生解绑账号
/// @author dwy
/// </summary>
/// <param name="userId">用户id</param>
/// <returns>true 解绑成功 false 解绑失败</returns>
/// <seealso cref="M:Xmu.Crms.Shared.Service.IClassService.DeleteCourseSelectionById(System.Int64,System.Int64)"/>
/// <exception cref="T:System.ArgumentException">id格式错误</exception>
/// <exception cref="T:Xmu.Crms.Shared.Exceptions.UserNotFoundException">未找到对应用户</exception>
public void DeleteStudentAccount(long userId)
{
if (userId < 0)
{
throw new ArgumentException("userId格式错误");
}
var user = _db.UserInfo.Find(userId) ??
throw new UserNotFoundException();
IList <ClassInfo> courses = _classService.ListClassByUserId(userId);//根据学生ID获取班级列表
foreach (ClassInfo c in courses)
{
FixGroup fixGroup = _fixGroupService.GetFixedGroupById(userId, c.Id); //找到学生所在的固定小组
_fixGroupService.DeleteFixGroupUserById(fixGroup.Id, userId); //将学生从固定小组中删去
_classService.DeleteCourseSelectionById(userId, c.Id); //学生按班级ID取消选择班级
}
_db.RemoveRange(_db.UserInfo.Where(u => u.Id == userId)); //删除学生账号
_db.SaveChanges();
}