//
// event and action defiened for the click of add to cart button
private void AddToCartButton1_Click(object sender, EventArgs e)
{
AddToCartButton1.Enabled = false;
AvailablePlaces = PlacesAvailable[EventListBox1.SelectedIndex, LocationListBox1.SelectedIndex];
//
// to check if available places is greater than 0
if (AvailablePlaces != 0)
{
//
// To check if number of places entered is less than available
if ((AvailablePlaces - NumberOfPlaces) >= 0)
{
PlacesAvailable[EventListBox1.SelectedIndex, LocationListBox1.SelectedIndex] = AvailablePlaces - NumberOfPlaces;
TotalBookingCost = TotalBookingCost + ItemCost;
TotalBookingAmountAnsLabel1.Text = TotalBookingCost + String.Format("\u20AC");
BookingListBox1.Items.Add(EVENTSNAME[EventListBox1.SelectedIndex] + "\t" + LOCATIONNAMES[LocationListBox1.SelectedIndex] + "\t" + NumberOfPlaces + "\t" + ItemCost + String.Format("\u20AC"));
CompleteOrderButton1.Enabled = true;
BookingMessage = BookingMessage + "Event Details:\n1.Event Name:" + EVENTSNAME[EventListBox1.SelectedIndex] + "\n2.Location:" + LOCATIONNAMES[LocationListBox1.SelectedIndex] + "\n3.Meal Option Selected:" + MEALTYPES[MealOptionsListBox1.SelectedIndex] + "\n4.Total Number of Places Selected:" + NumberOfPlaces + "\n5.Total Event Cost:" + ItemCost + "\n\n";
EventListBox1.ClearSelected();
LocationListBox1.ClearSelected();
MealOptionsListBox1.ClearSelected();
NumberOfPlacesTextBox1.Text = "";
TotalItemCostValueLabel1.Text = "";
LocationAvailableListbox1.Items.Clear();
}
//
// to set the number of places to the maximum available stock
else
{
NumberOfPlacesTextBox1.Text = AvailablePlaces.ToString();
MessageBox.Show("Number of places you entered exceed the available stock. There are only " + AvailablePlaces + " available", "ERROR", MessageBoxButtons.OK, MessageBoxIcon.Error);
NumberOfPlacesTextBox1.Focus();
NumberOfPlacesTextBox1.SelectAll();
}
}
else
{
MessageBox.Show("Unfortunately, There are no available place for the event and location. Please revise the booking", "ERROR", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
//
// Event when anyone clicks on Number of places text box
private void NumberOfPlacesTextBox1_MouseClick(object sender, MouseEventArgs e)
{
NumberOfPlacesTextBox1.SelectAll();
}
//
// Method for calculating the price based on selection
private void ItemPricingMethod()
{
//
// To check if event and location are selected
if (EventListBox1.SelectedIndex != -1 && LocationListBox1.SelectedIndex != -1)
{
//
// To check if Number of Places is entered
if (NumberOfPlacesTextBox1.Text != "")
{
try
{
NumberOfPlaces = int.Parse(NumberOfPlacesTextBox1.Text);
//
// Handling negative values in quantity
if (NumberOfPlaces <= 0)
{
MessageBox.Show("Investment amount should be positive value, setting the default value as 1", "I/P Error", MessageBoxButtons.RetryCancel, MessageBoxIcon.Error);
//
// Bringing the focus back to number of places textbox for user edit
NumberOfPlacesTextBox1.Text = "1";
NumberOfPlaces = 1;
NumberOfPlacesTextBox1.Focus();
NumberOfPlacesTextBox1.SelectAll();
}
else
{
if (MealOptionsListBox1.SelectedIndex != -1)
{
ItemCost = (EVENTPRICING[EventListBox1.SelectedIndex, LocationListBox1.SelectedIndex] + MEALPRICING[EventListBox1.SelectedIndex, MealOptionsListBox1.SelectedIndex]) * NumberOfPlaces;
}
else
{
MealOptionsListBox1.SelectedIndex = 3;
ItemCost = (EVENTPRICING[EventListBox1.SelectedIndex, LocationListBox1.SelectedIndex]) * NumberOfPlaces;
}
AddToCartButton1.Enabled = true;
TotalItemCostValueLabel1.Text = ItemCost.ToString() + String.Format("\u20AC");
}
}
catch
{
NumberOfPlacesTextBox1.Text = "1";
NumberOfPlaces = 1;
MessageBox.Show("Number of places should be valid positive integer value, setting the default places to 1", "ERROR", MessageBoxButtons.OK, MessageBoxIcon.Error);
NumberOfPlacesTextBox1.Focus();
NumberOfPlacesTextBox1.SelectAll();
}
}
else
{
NumberOfPlacesTextBox1.Text = "1";
NumberOfPlaces = 1;
if (MealOptionsListBox1.SelectedIndex != -1)
{
ItemCost = (EVENTPRICING[EventListBox1.SelectedIndex, LocationListBox1.SelectedIndex] + MEALPRICING[EventListBox1.SelectedIndex, MealOptionsListBox1.SelectedIndex]);
}
else
{
MealOptionsListBox1.SelectedIndex = 3;
ItemCost = (EVENTPRICING[EventListBox1.SelectedIndex, LocationListBox1.SelectedIndex]);
}
AddToCartButton1.Enabled = true;
TotalItemCostValueLabel1.Text = ItemCost.ToString() + String.Format("\u20AC");
}
}
}