private UserTaiKhoan ThemUser()
{
UserTaiKhoan userNew = new UserTaiKhoan()
{
TaiKhoan = textBoxTKRes.Text,
MatKhau = textBoxMKRes.Text
};
return(userNew);
}
private void buttonDangNhap_Click(object sender, EventArgs e)
{
FormMainMenu fm = new FormMainMenu();
try
{
if (String.IsNullOrEmpty(textBoxTK.Text))
{
MessageBox.Show("Ban chua nhap ten tai khoan!!");
this.ActiveControl = textBoxTK;
}
else if (String.IsNullOrEmpty(textBoxMK.Text))
{
MessageBox.Show("Ban chua nhap mat khau!!");
this.ActiveControl = textBoxMK;
}
else
{
UserTaiKhoan user = db.UserTaiKhoans.SingleOrDefault(x => x.TaiKhoan == textBoxTK.Text &&
x.MatKhau == textBoxTK.Text);
if (user != null)
{
this.Hide();
fm.ShowDialog();
this.Close();
}
else
{
MessageBox.Show("Tai khoan hoac mat khau khong dung!!!");
textBoxTK.Clear();
textBoxMK.Clear();
}
}
}
catch (Exception ex)
{
MessageBox.Show(ex.Message);
}
}
private void buttonDangKyRes_Click(object sender, EventArgs e)
{
try
{
if (String.IsNullOrEmpty(textBoxTKRes.Text))
{
MessageBox.Show("Ban chua nhap ten tai khoan!!");
this.ActiveControl = textBoxTKRes;
}
else if (String.IsNullOrEmpty(textBoxMKRes.Text))
{
MessageBox.Show("Ban chua nhap mat khau!!");
this.ActiveControl = textBoxMKRes;
}
UserTaiKhoan userRes = db.UserTaiKhoans.SingleOrDefault(x => x.TaiKhoan == textBoxTKRes.Text); // kiem tra tk ton tai
if (userRes == null)
{
UserTaiKhoan userNew = ThemUser();
db.UserTaiKhoans.Add(userNew);
db.SaveChanges();
MessageBox.Show("Them tai khoan thanh cong!!!");
FormDangNhap fdn = new FormDangNhap();
this.Hide();
fdn.ShowDialog();
}
else
{
MessageBox.Show("Tai khoan da ton tai!!");
}
}
catch (Exception ex)
{
MessageBox.Show(ex.Message);
}
}
