/// <summary>
/// Check out a shopping cart
/// </summary>
/// <param name="purchaseItemList"></param>
/// <param name="customer"></param>
/// <param name="payment"></param>
/// <param name="shippingMethod"></param>
public static CustomerOrder Checkout(IPurchaseItemList purchaseItemList, CustomerBase customer, IPaymentMethod payment, IShippingMethod shippingMethod)
{
var customerOrder = new CustomerOrder();
customerOrder.OrderDateTime = DateTime.Now;
purchaseItemList.Items.ForEach(i => customerOrder.Items.Add(i.Clone()));
customerOrder.Customer = customer;
customerOrder.Status = EOrderStatus.Processing;
customerOrder.ShippingMethod = shippingMethod.MethodName();
customerOrder.PaymentMethod = payment.PaymentName();
customerOrder.ProductCost = purchaseItemList.GetTotalPrice();
customerOrder.ShippingCost = GetShippingCost(customer, shippingMethod);
customerOrder.TotalCost = customerOrder.ProductCost + customerOrder.ShippingCost;
payment.Charge(customerOrder.TotalCost);
//todo : persist order
return customerOrder;
}
public static void CancelOrder(CustomerOrder order)
{
if (order == null)
{
throw new Exception("Order is not set in CancelOrder method.");
}
if (order.Status == EOrderStatus.Shipped)
{
throw new ShippedOrderCanNotBeCancelledException();
}
if (order.Status == EOrderStatus.Processing)
{
order.Status = EOrderStatus.Cancelled;
//todo: persist order
//todo: refund payment
//var paymentMethod = PaymentMethodFactory.GetPaymentMethod(order.PaymentMethod);
//paymentMethod.Refund(order.TotalCost);
}
}
public static void ShipOrder(CustomerOrder order)
{
order.Status = EOrderStatus.Shipped;
//todo : persist order
}
