/// <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 RemoveMemberIntoClassGroup(long classId, [FromBody] dynamic json)
{
try
{
//Authentication 权限不足（不是该小组的成员/组长）
FixGroup fixGroup = _fixGroupService.GetFixedGroupById(User.Id(), classId);
if (fixGroup.LeaderId != User.Id() || json.StudentId == User.Id())
{
return(Forbid());
}
long studentId = json.StudentId;
// Remove student from this classgroup database
_fixGroupService.DeleteFixGroupUserById(fixGroup.Id, studentId);
// Success
return(NoContent());
}
catch (FixGroupNotFoundException) { return(NotFound("1")); }
catch (UserNotFoundException) { return(NotFound("2")); }
catch (ArgumentException)
{
return(BadRequest());
}
}
public IActionResult RemoveGroupMemberByClassId([FromRoute] long classId, [FromBody] UserInfo student)
{
try
{
var group = _fixGroupService.GetFixedGroupById(User.Id(), classId);
_fixGroupService.DeleteFixGroupUserById(group.Id, student.Id);
return(NoContent());
}
catch (ClassNotFoundException)
{
return(StatusCode(404, new { msg = "不存在当前班级" }));
}
catch (ArgumentException)
{
return(StatusCode(400, new { msg = "班级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();
}
public IActionResult RemoveGroupMember(long groupId, [FromBody] dynamic json)
{
try//注意看service有没有判断存不存在该学生
{
long userId = json.id;
_iFixGroupService.DeleteFixGroupUserById(groupId, userId);
}
catch (UserNotFoundException)
{
return(NotFound());
}
catch (GroupNotFoundException)
{
return(NotFound());
}
catch (ArgumentException)
{
return(BadRequest());
}
return(NoContent());
}