//AddBtn_Click: Attempts to add booking details entered to Bookings
private void AddBtn_Click(object sender, RoutedEventArgs e)
{
TrainFactory factory = TrainFactory.Instance();
Booking booking;
//Returns a train which matches the id entered on the form
try
{
//This needs to be done otherwise Find() returns first item in list.
if (string.IsNullOrEmpty(idTxtBox.Text))
{
throw new ArgumentNullException("ID cannot be empty!");
}
Train train = MainWindow.Trains.Find(x => x.TrainID.Contains(idTxtBox.Text));
if (train == null)
{
throw new ArgumentNullException("Train to book on doesn't exist!");
}
booking = factory.CreateBooking(train, nameTxtBox.Text, departCombo.Text, arrivalCombo.Text,
bool.Parse(firstclassCombo.Text), bool.Parse(cabinCombo.Text),
coachCombo.Text[0], (int)seatCombo.SelectedValue);
}
catch (Exception ex)
{
MessageBox.Show(ex.Message);
Failure();
return;
}
BookingDecorator decorator = new BookingDecorator(booking);
//Opens a message box displaying fare and asking for user's confirmation
MessageBoxResult result = MessageBox.Show($"Are you sure? The price will be £{decorator.Fare}", "Price Confirmation", MessageBoxButton.YesNo);
if (result == MessageBoxResult.No)
{
Failure();
TrainFactory.Records[booking.TrainID].RemoveAt(TrainFactory.Records[booking.TrainID].Count - 1);
return;
}
//Actually adds booking to Bookings
MainWindow.Bookings.Add(booking);
successTxtBlk.Foreground = Brushes.Green;
successTxtBlk.Text = "Success! Booking was added.";
MessageBox.Show("Added!");
}
public void TestFactoryBooking()
{
Train t = InitFactoryBooking();
factory.CreateBooking(t, "Test", "Peterborough", "London (Kings Cross)", true, true, 'A', 8);
}