internal ProductItemModel CreateCopy()
{
var copy = new ProductItemModel(Dish, Amount, ProductSize);
foreach (var modifierCopy in modifiers.Select(modifier => modifier.CreateCopy()))
{
modifierCopy.Parent = copy;
copy.modifiers.Add(modifierCopy);
}
return(copy);
}
private void ButtonAddProductItemClick(object sender, RoutedEventArgs e)
{
var selectedItem = lstProducts.SelectedItem;
if (selectedItem == null)
{
return;
}
var selectedProduct = (IProduct)selectedItem;
var productItemModel = new ProductItemModel(selectedProduct, 1m, selectedProduct.Scale != null ? selectedProduct.Scale.DefaultSize : null);
orderModel.AddProductItem(productItemModel);
}
internal void RemoveProductItem(ProductItemModel productItem)
{
productItem.Parent = null;
products.Remove(productItem);
RebuildItems();
}
internal void AddProductItem(ProductItemModel productItem)
{
productItem.Parent = this;
products.Add(productItem);
RebuildItems();
}