protected override void OnLoad(EventArgs e)
{
// Create an instance of the cart controller
ProcessFlow.CartController cartController = new ProcessFlow.CartController();
// Fetch the cart state from the controller
myCart = cartController.GetCart(false);
// If there is something in the cart then show the continue button
link.Visible = myCart.Count > 0;
}
/// <summary>
/// A method to return the current state of the cart
/// </summary>
/// <param name="create">Specifies whether a cart should be created if one does not exist</param>
/// <returns>Cart object</returns>
public Cart GetCart(bool create)
{
// Fetch the cart object from session state
Cart myCart = (Cart)HttpContext.Current.Session[CART_KEY];
if ( myCart == null ){
if (create){
myCart = new Cart();
}else{
HttpContext.Current.Server.Transfer(URL_NOCART);
return null;
}
}
return myCart;
}
/// <summary>
/// A method to return the current state of the cart
/// </summary>
/// <param name="create">Specifies whether a cart should be created if one does not exist</param>
/// <returns>Cart object</returns>
public void StoreCart(Cart cart)
{
// Store the cart object in session state
HttpContext.Current.Session[CART_KEY] = cart;
}
protected override void OnLoad(EventArgs e)
{
// Create an instance of the cart controller
ProcessFlow.CartController cartController = new ProcessFlow.CartController();
myCart = cartController.GetCart(true);
if (!Page.IsPostBack){
// Get the itemdId from the query string
string itemId = Request["itemId"];
if (itemId != null){
// Clean the input string
itemId = WebComponents.CleanString.InputText(itemId, 50);
myCart.Add(itemId);
cartController.StoreCart(myCart);
}
}
//Get an account controller
ProcessFlow.AccountController accountController = new ProcessFlow.AccountController();
//Get the user's favourite category
string favCategory = accountController.GetFavouriteCategory();
//If we have a favourite category, render the favourites list
if (favCategory != null){
favorites.Visible = true;
ViewState[KEY_CATEGORY] = favCategory;
}
Refresh();
}
// Update cart
private static void SetCartItems(int uniqueID, Cart cart, bool isShoppingCart)
{
dal.SetCartItems(uniqueID, cart.CartItems, isShoppingCart);
}
// Retrieve cart
private static Cart GetCartItems(string username, bool isShoppingCart)
{
Cart cart = new Cart();
foreach(CartItemInfo cartItem in dal.GetCartItems(username, applicationName, isShoppingCart)) {
cart.Add(cartItem);
}
return cart;
}