private void btnChangeMenu_Click(object sender, System.EventArgs e)
{
string name = txbName.Text;
string stockText = txbStock.Text;
bool parsable = int.TryParse(stockText, out int stock);
MenuItem menuItem = (MenuItem)lvwItemOverview.SelectedItems[0].Tag;
if (name != string.Empty)
{
menuItem.ItemName = name;
menuItemService.ChangeName(menuItem);
}
if (parsable)
{
menuItem.InStock = stock;
menuItemService.ChangeStock(menuItem);
}
txbName.Text = string.Empty;
txbStock.Text = string.Empty;
DisplayItemOverview();
}
private void MenuItem_Click(object sender, EventArgs e)
{
Button button = (Button)sender;
MenuItem menuItem = (MenuItem)button.Tag;
if (menuItem.InStock > 0)
{
AddOrderItem(menuItem);
menuItem.InStock--;
menuItemService.UpdateStock(menuItem);
}
else
{
errorBox.Show($"'{menuItem.ItemName}' is out of stock!");
}
}
private void AddOrderItem(MenuItem menuItem)
{
// Check if menu item is in the order list
int index = Order.OrderItems.FindIndex(orderItem =>
orderItem.MenuItem.ItemID == menuItem.ItemID);
if (index < 0)
{
OrderItem orderItem = orderItemService.CreateOrderItem(1, menuItem, Order.OrderID, OrderState.unready);
Order.OrderItems.Add(orderItem);
}
else
{
Order.OrderItems[index].Quantity++;
orderItemService.UpdateQuantity(Order.OrderItems[index]);
}
DisplayItemOverview();
}