public void Checkout(ShoppingCart shoppingCart, PaymentDetails paymentDetails, bool notifyCustomer)
{
if (paymentDetails.PaymentMethod == PaymentMethod.CreditCard)
{
//Placing a due amount on Credit Card so that user can pay the money at the end
ChargeCard(paymentDetails, shoppingCart);
}
//Reserving the estimated cost for Inventory (Inventory is a comlete list of Items)
ReserveInventory(shoppingCart);
if (notifyCustomer)
{
NotifyCustomer(shoppingCart);
}
}
public void ChargeCard(PaymentDetails paymentDetails, ShoppingCart cart)
{
PaymentService paymentService = new PaymentService();
try
{
paymentService.Credentials = "Credentials";
paymentService.CardNumber = paymentDetails.CreditCardNumber;
paymentService.ExpiryDate = paymentDetails.ExpiryDate;
paymentService.NameOnCard = paymentDetails.CardholderName;
paymentService.AmountToCharge = cart.TotalAmount;
paymentService.Charge();
}
catch (AccountBalanceMismatchException ex)
{
throw new OrderException("The card gateway rejected the card based on the address provided.", ex);
}
catch (Exception ex)
{
throw new OrderException("There was a problem with your card.", ex);
}
}
static void Main(string[] args)
{
OrderItem objItem1 = new OrderItem {
Identifier = "Toy", Quantity = 2
};
OrderItem objItem2 = new OrderItem {
Identifier = "Utensils", Quantity = 1
};
List <OrderItem> items = new List <OrderItem>();
items.Add(objItem1);
items.Add(objItem2);
ShoppingCart objCart = new ShoppingCart();
objCart.CustomerEmail = "*****@*****.**";
objCart.Items = items;
PaymentDetails objDetails = new PaymentDetails();
objDetails.PaymentMethod = PaymentMethod.CreditCard;
Order objOrder = new Order();
objOrder.Checkout(objCart, objDetails, true);
}
