public String checkout(String address, String creditCard)
{
String res = "";
int sum = 0;
foreach (KeyValuePair <Product, int> entry in productList)
{
if (entry.Key.getQuantityLeft() > entry.Value)
{
sum = entry.Key.getPrice() * entry.Value;
Boolean isOk = PaymentService.getInstance().checkOut(creditCard, sum);
if (isOk)
{
entry.Key.setQuantityLeft(entry.Key.getQuantityLeft() - entry.Value);
if (DeliveryService.getInstance().sendToUser(address, entry.Key) == false)
{
entry.Key.setQuantityLeft(entry.Key.getQuantityLeft() + entry.Value);
throw new CartException("Cannot deliver " + entry.Key.getProductName());
}
}
else
{
throw new CartException("Payment for " + entry.Key.getProductName());
}
}
else
{
throw new CartException("Not enough quantity of " + entry.Key.getProductName());
}
}
}
public static DeliveryService getInstance()
{
if (instance == null)
{
instance = new DeliveryService();
}
return(instance);
}
private void init()
{
SubscribedUser admin = new SubscribedUser("Admin", "1234", new ShoppingBasket());
DBSubscribedUser.getInstance().register(admin);
PaymentService.getInstance().connectToSystem();
DeliveryService.getInstance().connectToSystem();
ConsistencySystem.getInstance().connectToSystem();
}
public static void initWitOutRead()
{
DBProduct.getInstance().init();
DBSession.getInstance().init();
DBDiscount.getInstance().init();
DBSubscribedUser.getInstance().init();
DBStore.getInstance().init();
DBSubscribedUser.getInstance().updateShoppingBasket();
DBNotifications.getInstance().init();
PaymentService.getInstance().connectToSystem();
DeliveryService.getInstance().connectToSystem();
ConsistencySystem.getInstance().connectToSystem();
NotificationsBridge.getInstance().setObserver(DomainBridge.getInstance());
}
public static void initTestWitOutRead()
{
testsMode = true;
SystemLogger.configureLogs();
DBProduct.getInstance().initTests();
DBSession.getInstance().initTests();
DBDiscount.getInstance().initTests();
DBSubscribedUser.getInstance().initTests();
DBStore.getInstance().initTests();
DBNotifications.getInstance().initTests();
PaymentService.getInstance().connectToSystem();
DeliveryService.getInstance().connectToSystem();
ConsistencySystem.getInstance().connectToSystem();
NotificationsBridge.getInstance().setObserver(DomainBridge.getInstance());
DomainBridge.getInstance().addAdmin("u1", "123");
}
//public void addCoupon(string coupon, int storeID)
//{
// ShoppingCart sc = getShoppingCartByID(storeID);
// if (sc != null)
// sc.addStoreCoupon(coupon);
// else
// throw new DoesntExistException("no such store ID in Shopping basket");
//}
//public void removeCoupon(int storeID)
//{
// ShoppingCart sc = getShoppingCartByID(storeID);
// if (sc != null)
// sc.removeCoupon();
// else
// throw new DoesntExistException("no such store ID in Shopping basket");
//}
public int purchaseBasket(string address, string creditcard, string month, string year, string holder, string cvv)
{
// foreach (KeyValuePair<int, ShoppingCart> pair1 in shoppingCarts)
// {
// ShoppingCart cart = pair1.Value;
// Dictionary<Product, int> productsInCart = cart.getProductsInCarts();
// foreach (KeyValuePair<Product, int> pair2 in productsInCart)
// {
// Product product = pair2.Key;
// int amount = pair2.Value;
// if (product.getQuantityLeft() < amount)
// {
// throw new IllegalAmountException("Error: Cannot complete purchase- " + product.getProductName() + " does not have enough quantity left");
// }
// product.decQuantityLeft(amount);
// }
// }
int resultPay = PaymentService.getInstance().checkOut(address, creditcard, month, year, holder, cvv);
int resultDeliver = -1;
if (resultPay != -1)
{
resultDeliver = DeliveryService.getInstance().sendToUser(address, creditcard, month, year, holder, cvv);
if (resultDeliver == -1)
{
int res2 = PaymentService.getInstance().cancelPayment(resultPay + "");
throw new CartException("Delivery FAILED");
}
if (username != null)
{
foreach (KeyValuePair <int, ShoppingCart> pair1 in shoppingCarts)
{
ShoppingCart cart = pair1.Value;
Dictionary <Product, int> productsInCart = cart.getProductsInCarts();
foreach (KeyValuePair <Product, int> pair2 in productsInCart)
{
Product product = pair2.Key;
int amount = pair2.Value;
if (product.getQuantityLeft() < amount)
{
throw new IllegalAmountException("Error: Cannot complete purchase- " + product.getProductName() + " does not have enough quantity left");
}
product.decQuantityLeft(amount);
}
}
DBSubscribedUser.getInstance().updateTablesAfterPurchase(username, shoppingCarts);
}
}
else
{
throw new CartException("Payment FAILED");
}
//throw new SuccessPaymentExeption("OK");
return(resultDeliver);
}