public override string ToString()
{
var price = TransactionType ? $"-{TicketType.Price}" : TicketType.Price;
var numberOfTickets = TransactionType ? $"-{NumberOfTickets}" : NumberOfTickets.ToString();
//Interpolation
return($"{TransactionDate};{TicketType.Type};{price};{numberOfTickets}");
}
private void purchaseTickets_Click(object sender, RoutedEventArgs e)
{
var eventBe =
EventList.GetBindingExpression(ComboBox.TextProperty);
var customerReferenceBe =
CustomerReference.GetBindingExpression(TextBox.TextProperty);
var privilegeLevelBe =
PrivilegeLevel.GetBindingExpression(ComboBox.TextProperty);
var numberOfTicketsBe =
NumberOfTickets.GetBindingExpression(RangeBase.ValueProperty);
if (eventBe == null)
{
return;
}
eventBe.UpdateSource();
if (customerReferenceBe == null)
{
return;
}
customerReferenceBe.UpdateSource();
if (privilegeLevelBe == null)
{
return;
}
privilegeLevelBe.UpdateSource();
if (numberOfTicketsBe == null)
{
return;
}
numberOfTicketsBe.UpdateSource();
if (eventBe.HasError || customerReferenceBe.HasError ||
privilegeLevelBe.HasError || numberOfTicketsBe.HasError)
{
MessageBox.Show("Please correct errors", "Purchase aborted");
}
else
{
var ticketOrderBinding =
BindingOperations.GetBinding(PrivilegeLevel, ComboBox.TextProperty);
if (ticketOrderBinding == null)
{
return;
}
var ticketOrder = ticketOrderBinding.Source as TicketOrder;
if (ticketOrder != null)
{
MessageBox.Show(ticketOrder.ToString(), "Purchased");
}
}
}