private void Login_Click(object sender, RoutedEventArgs e)
        {
            User_Controller Controller = new User_Controller();

            if (UserName.Text.Length == 0 && Password.Password.Length == 0)
            {
                UserNameErrorMessage.Text = "You must enter valid username";
                PasswordErrorMessage.Text = "You must enter password";
                UserName.Focus();
                Password.Focus();
            }
            else if (UserName.Text.Length == 0)
            {
                UserNameErrorMessage.Text = "You must enter valid username";
                UserName.Focus();
            }
            else if (Password.Password.Length == 0)
            {
                PasswordErrorMessage.Text = "You must enter password";
                Password.Focus();
            }
            else
            {
                string username = UserName.Text;
                string password = Password.Password;

                var status = Controller.UserLogin(username, password);
                if (status == true)
                {
                    this.Hide();
                    Home home = new Home(username);
                    home.Show();
                }
            }
        }
        private void Btn_Login_Click(object sender, RoutedEventArgs e)
        {
            User            user    = new User();
            User_Controller _user   = new User_Controller();
            MyContext       _contex = new MyContext();

            if (Txt_Email.Text.Length != 0 && Txt_Password.Password.Length != 0)
            {
                string email    = Txt_Email.Text;
                string password = Txt_Password.Password;
                var    get      = _contex.Users.Where(u => u.Email == email).FirstOrDefault <User>();
                string NIK      = get.Employee_Id;
                var    status   = _user.UserLogin(email, password);
                if (status == true)
                {
                    this.Hide();
                    Home home = new Home(NIK);
                    home.Show();
                }
            }
            else
            {
                MessageBox.Show("Please Fill All The Requirement!");
            }
        }