public void LoadCart()
{
this.Cart = new ShoppingCart(this.UserName);
//load up the cart
//a cart is just an Order, marked with "NotCheckedOut"
//the following factory method will retrieve the current Order
//or create a new one
var existingOrder = Order.FindCurrentOrCreateNew(this.UserName);
if (existingOrder != null)
{
//get the items
//pull the products first
var skus = from items in existingOrder.OrderItems
select items.SKU;
var products = from p in Product.All()
join o in OrderItem.All() on p.SKU equals o.SKU
where o.OrderID == existingOrder.OrderID
select p;
foreach (var item in existingOrder.OrderItems)
{
this.Cart.AddItem(products.SingleOrDefault(x => x.SKU == item.SKU), item.Quantity, item.DateAdded);
}
this.Cart.ShippingAddress = existingOrder.ShippingAddress;
this.Cart.BillingAddress = existingOrder.BillingAddress;
}
}
public void Save()
{
bool shouldSave = false;
//get the user's current, unchecked out order
var order = Order.FindCurrentOrCreateNew(UserName);
//save any address or shipping changes
if (this.ShippingAddress != null)
{
order.ShippingAddressID = this.ShippingAddress.AddressID;
}
if (this.BillingAddress != null)
{
order.BillingAddressID = this.BillingAddress.AddressID;
shouldSave = true;
}
if (this.ShippingMethodID > 0)
{
order.ShippingAmount = this.ShippingAmount;
order.ShippingService = this.ShippingService;
}
//if any changes made... save
if (order.IsDirty())
{
order.Save(order.UserName);
}
//save the items
order.SaveItems(this.Items);
}