public LoginWindow(NavigationService navigationService)
{
InitializeComponent();
_navigationService = navigationService;
AccountNoTextBox.Focus();
PinTryOuts = 1;
}
// try to authenticate
private void Authenticate(object param)
{
App.Current.Dispatcher.Invoke(() =>
{
if (param == null)
{
if (AccountNoTextBox.IsVisible)
{
if (!_accNo.Equals("") && !_password.Equals(""))
{
DBHelper dBHelper = new DBHelper();
if (dBHelper.CheckAccountNo(_accNo))
{
if (PinTryOuts <= _maxPinTryouts)
{
if (dBHelper.VerifyPin(_accNo, _password))
{
ATMSimCommand cmd = new ATMSimCommand(CommandId.AuthenticationSuccess, null);
Delegates.SetShowSessionPage(ShowSessionPage);
ATMSimStateManager.AddToQueue(cmd);
MainWindow.Instance.IsEnabled = true;
}
else
{
var messageBoxResult = WpfMessageBox.Show("Error", "PIN verification failed", MessageBoxButton.OK, WpfMessageBox.MessageBoxImage.Error, WpfMessageBox.MessageBoxType.Error);
if (messageBoxResult != MessageBoxResult.OK)
{
return;
}
PinPasswordBox.SelectAll();
PinPasswordBox.Focus();
ATMSimCommand cmd;
if (PinTryOuts < _maxPinTryouts)
{
cmd = new ATMSimCommand(CommandId.AuthenticationFailure, this);
ATMSimStateManager.AddToQueue(cmd);
}
else if (PinTryOuts == _maxPinTryouts)
{
cmd = new ATMSimCommand(CommandId.PinVerificationFailure, this);
ATMSimStateManager.AddToQueue(cmd);
MainWindow.Instance.IsEnabled = true;
this.Close();
}
PinTryOuts++;
}
}
}
else
{
var messageBoxResult = WpfMessageBox.Show("Error", "Invalid account number.", MessageBoxButton.OK, WpfMessageBox.MessageBoxImage.Error, WpfMessageBox.MessageBoxType.Error);
if (messageBoxResult != MessageBoxResult.OK)
{
return;
}
PinPasswordBox.Password = "";
AccountNoTextBox.SelectAll();
AccountNoTextBox.Focus();
ATMSimCommand cmd = new ATMSimCommand(CommandId.AuthenticationFailure, this);
ATMSimStateManager.AddToQueue(cmd);
}
}
else
{
var messageBoxResult = WpfMessageBox.Show("Warning", "Please fill all fields", MessageBoxButton.OK, WpfMessageBox.MessageBoxImage.Warning, WpfMessageBox.MessageBoxType.Warning);
ATMSimCommand cmd = new ATMSimCommand(CommandId.AuthenticationFailure, this);
ATMSimStateManager.AddToQueue(cmd);
AccountNoTextBox.Focus();
}
}
else
{
if (!PinPasswordBox.Password.Equals(""))
{
if (PinTryOuts <= _maxPinTryouts)
{
if (PinPasswordBox.Password.Equals("1234"))
{
this.DialogResult = true;
ATMSession.AccountNo = AccountNoTextBox.Text;
this.Close();
}
else
{
var messageBoxResult = WpfMessageBox.Show("Error", "PIN verification failed", MessageBoxButton.OK, WpfMessageBox.MessageBoxImage.Error, WpfMessageBox.MessageBoxType.Error);
if (messageBoxResult != MessageBoxResult.OK)
{
return;
}
if (PinTryOuts == _maxPinTryouts)
{
this.Close();
ATMSession.SignOut();
}
PinTryOuts++;
PinPasswordBox.Focus();
}
}
else
{
this.Close();
}
}
else
{
var messageBoxResult = WpfMessageBox.Show("Warning", "Please enter your PIN", MessageBoxButton.OK, WpfMessageBox.MessageBoxImage.Warning, WpfMessageBox.MessageBoxType.Warning);
PinPasswordBox.Focus();
}
}
}
});
}
public LoginWindow()
{
InitializeComponent();
AccountNoTextBox.Focus();
PinTryOuts = 1;
}