public static string Encrypt(Order order)
{
StringWriter writer = new StringWriter();
XmlSerializer serializer = new XmlSerializer(typeof(Order));
Order orderToDecrypt = order;
using (writer)
{
serializer.Serialize(writer, order);
}
string nonEncryptedOrder = writer.ToString();
string encryptedOrder =encryptString(nonEncryptedOrder, KEY);
return encryptedOrder;
}
public void hotelPriceHasBeenCut(int supplierID, int newPrice){
//calculate the number of rooms to buy for a given price.
int desiredNumRoomsToBuy = calculateNumRoomsToBuy(newPrice);
//create an order object for the purchase
//Order newOrder = new Order(agencyID, supplierID, desiredNumRoomsToBuy, newPrice, creditCardNumber);
//just for testing purposes
if (desiredNumRoomsToBuy != 0)
{
Order newOrder = new Order(this.agencyID, supplierID, desiredNumRoomsToBuy, newPrice, getCreditCardNumber());
//place the new order
placeOrder(newOrder);
}
}
//verifies the validity of an order by checking with the bank.
private Boolean validateOrder(Order orderToValidate)
{
//check with the bank object to see if the credit card is registered
return Bank.validateCreditCard(orderToValidate.CreditCardNumber);
}
//this method is called after the order has been sent to the hotel supplier and sent back
private void confirmOrder(Order orderToConfirm)
{
//handle the confirmation from the hotel supplier
Console.WriteLine(orderToConfirm);
}
//Takes an order decrypts it and creates a new thread to submit the order
//to the order processing object
private void placeOrder(Order orderToPlace){
//encrypt order the order to string
string encryptedOrder = Encoder.Encrypt(orderToPlace);
//create thread to place order
Thread threadToPlaceOrder = new Thread(() => OrderProcessing.addUnProcessedOrder(orderToPlace.HotelSupplierID, encryptedOrder));
threadToPlaceOrder.Start();
}