public ProductViewModel(Product product)
{
Id = product.Id;
Category = product.Category.Name;
Code = product.ProductCode;
Name = product.Name;
Price = product.Price;
Thumbnail = GetThumbnailUrl(product.ProductCode);
}
public virtual void AddToCart(Product product)
{
Guard.Against<ArgumentNullException>(product == null,
"Cannot add a null Product to the cart. " +
"The ShoppingCart expects a valid non-null Product instance.");
var existingItem = Items.SingleOrDefault(x => x.ProductId == product.Id);
if (existingItem != null)
{
existingItem.Quantity++;
return;
}
_items.Add(new ShoppingCartItem(this)
{
ProductId = product.Id,
ProductName = product.Name,
ProductCategory = product.Category.Name,
ProductCode = product.ProductCode,
Price = product.Price,
Quantity = 1
});
UpdateModified();
}