public void Register(RegisterQO reg)
{
var number = reg.Number;
var password = reg.Password;
var username = reg.Username;
var imgUrl = reg.ImgUrl;
var stu = _context.StudentMeta.FirstOrDefault(s => s.Number == number);
if (stu == null)
{
throw new InvalidCastException("学号不存在");
}
var studentId = _context.Students.FirstOrDefault(s => s.Number == number);
if (studentId != null)
{
throw new InvalidCastException("此学号已注册");
}
var name = _context.Users.FirstOrDefault(u => u.UserName == username);
if (name != null)
{
throw new InvalidCastException("此用户名已存在");
}
using (var transaction = _context.Database.BeginTransaction())
{
try
{
var newUser = new Users {
UserName = username, Password = password, UserType = 0, ImgUrl = imgUrl
};
_context.Users.Add(newUser);
_context.SaveChanges();
var newStudent = new Students
{
StudentId = _context.Users.First(u => u.UserName == username).UserId, Number = number
};
_context.Students.Add(newStudent);
_context.SaveChanges();
transaction.Commit();
}
catch (Exception e)
{
Console.WriteLine(e);
throw;
}
}
}
public IActionResult Register([FromBody] RegisterQO reg)
{
try
{
_userService.Register(reg);
}
catch (InvalidCastException e)
{
return(NotFound(new { msg = e.Message }));
}
return(Ok(new { msg = "注册成功" }));
}
