public static CartProduct Create(Customer customer, Cart cart, Product product, int quantity,
TaxService taxService)
{
if (cart == null)
{
throw new ArgumentNullException("cart");
}
if (product == null)
{
throw new ArgumentNullException("product");
}
var cartProduct = new CartProduct
{
CustomerId = customer.Id,
CartId = cart.Id,
ProductId = product.Id,
Quantity = quantity,
Created = DateTime.Now,
Cost = product.Cost,
Tax = taxService.Calculate(customer, product)
};
return(cartProduct);
}
public virtual void Add(CartProduct cartProduct)
{
if (cartProduct == null)
{
throw new ArgumentNullException();
}
DomainEvents.Raise(new ProductAddedCart {
CartProduct = cartProduct
});
_cartProducts.Add(cartProduct);
}