public async Task ChangePwd(string userId, int identity, string oldPwd, string newPwd)
{
if (identity == 0)
{
using (IDAL.IStudentService userSvc = new DAL.StudentService())
{
if (await userSvc.GetAllAsync().AnyAsync(m => m.StuId == userId && m.Pwd == oldPwd))
{
var user = await userSvc.GetAllAsync().FirstAsync(m => m.StuId == userId);
user.Pwd = newPwd;
await userSvc.EditAsync(user);
}
}
}
else if (identity == 1)
{
using (IDAL.ITeacherService userSvc = new DAL.TeacherService())
{
if (await userSvc.GetAllAsync().AnyAsync(m => m.TeaId == userId && m.Pwd == oldPwd))
{
var user = await userSvc.GetAllAsync().FirstAsync(m => m.TeaId == userId);
user.Pwd = newPwd;
await userSvc.EditAsync(user);
}
}
}
else if (identity == 2)
{
using (IDAL.IAdminService userSvc = new DAL.AdminService())
{
if (await userSvc.GetAllAsync().AnyAsync(m => m.AdminId == userId && m.Pwd == oldPwd))
{
var user = await userSvc.GetAllAsync().FirstAsync(m => m.AdminId == userId);
user.Pwd = newPwd;
await userSvc.EditAsync(user);
}
}
}
}
public int Login(string userId, string pwd, string identity, out Guid id)
{
if (identity == "0") //学生
{
using (IDAL.IStudentService userSvc = new DAL.StudentService())
{
var user = userSvc.GetAllAsync().FirstOrDefaultAsync(m => m.StuId == userId && m.Pwd == pwd);
user.Wait();
var data = user.Result;
if (data == null)
{
id = new Guid();
return(-1);
}
else
{
id = data.Id;
return(0);
}
}
}
else if (identity == "1") //教师
{
using (IDAL.ITeacherService userSvc = new DAL.TeacherService())
{
var user = userSvc.GetAllAsync().FirstOrDefaultAsync(m => m.TeaId == userId && m.Pwd == pwd);
user.Wait();
var data = user.Result;
if (data == null)
{
id = new Guid();
return(-1);
}
else
{
id = data.Id;
return(1);
}
}
}
else if (identity == "2") //管理员
{
using (IDAL.IAdminService userSvc = new DAL.AdminService())
{
var user = userSvc.GetAllAsync().FirstOrDefaultAsync(m => m.AdminId == userId && m.Pwd == pwd);
user.Wait();
var data = user.Result;
if (data == null)
{
id = new Guid();
return(-1);
}
else
{
id = data.Id;
return(2);
}
}
}
id = new Guid();
return(-1);
}
public async Task <Dto.UserInfoDto> GetUserByUserId(string userId, int identity)
{
if (identity == 0)
{
using (IDAL.IStudentService userSvc = new DAL.StudentService())
{
if (await userSvc.GetAllAsync().AnyAsync(m => m.StuId == userId))
{
return(await userSvc.GetAllAsync().Where(m => m.StuId == userId).Select(m =>
new Dto.UserInfoDto()
{
Id = m.Id,
UserId = m.StuId,
Identity = identity,
Gender = m.Gender,
IDNumber = m.IDNumber
}).FirstAsync());
}
}
}
else if (identity == 1)
{
using (IDAL.ITeacherService userSvc = new DAL.TeacherService())
{
if (await userSvc.GetAllAsync().AnyAsync(m => m.TeaId == userId))
{
return(await userSvc.GetAllAsync().Where(m => m.TeaId == userId).Select(m =>
new Dto.UserInfoDto()
{
Id = m.Id,
UserId = m.TeaId,
Identity = identity,
Gender = m.Gender,
IDNumber = m.IDNumber
}).FirstAsync());
}
}
}
else if (identity == 2)
{
using (IDAL.IAdminService userSvc = new DAL.AdminService())
{
if (await userSvc.GetAllAsync().AnyAsync(m => m.AdminId == userId))
{
return(await userSvc.GetAllAsync().Where(m => m.AdminId == userId).Select(m =>
new Dto.UserInfoDto()
{
Id = m.Id,
UserId = m.AdminId,
Identity = identity,
Gender = m.Gender,
IDNumber = m.IDNumber
}).FirstAsync());
}
}
}
else
{
throw new ArgumentException("账号不存在");
}
return(null);
}