public static OrderProduct ItemById(ISession session, int id)
{
var cart = ShoppingCartManager.GetCart(session);
var order = cart.Order;
if (order == null)
{
return(null);
}
var products = order.OrderProducts;
if (products == null)
{
return(null);
}
return(products.FirstOrDefault(e => e.Id == id));
}
public static void AddItem(ISession session, OrderProduct item)
{
var cart = ShoppingCartManager.GetCart(session);
var existingItem = cart.Order.OrderProducts.FirstOrDefault(e => e.Id == item.Id);
if (existingItem != null)
{
int index = cart.Order.OrderProducts.IndexOf(existingItem);
cart.Order.OrderProducts[index].IncrementQuantity();
}
else
{
cart.Order.OrderProducts.Add(item);
}
SaveCart(session, cart);
}
public static bool RemoveItem(ISession session, OrderProduct item)
{
return(ShoppingCartManager.RemoveItemById(session, item.Id));
}