//*******************************************************
//
// The CheckoutBtn_Click event is raised when a user clicks
// the "checkout" button on the client. The event handler
// updates all items in the cart back to the database,
// and then redirects the user to the checkout.aspx page
//
//*******************************************************
private void CheckoutBtn_Click(object sender, System.Web.UI.ImageClickEventArgs e)
{
// Update Shopping Cart
UpdateShoppingCartDatabase();
// If cart is not empty, proceed on to checkout page
IBuySpy.ShoppingCartDB cart = new IBuySpy.ShoppingCartDB();
// Calculate shopping cart ID
String cartId = cart.GetShoppingCartId();
// If the cart isn't empty, navigate to checkout page
if (cart.GetItemCount(cartId) != 0)
{
Response.Redirect("Checkout.aspx");
}
else
{
MyError.Text = "You can't proceed to the Check Out page with an empty cart.";
}
}
//*******************************************************
//
// The PopulateShoppingCartList helper method is used to
// dynamically populate a GridControl with the contents of
// the current user's shopping cart.
//
//*******************************************************
void PopulateShoppingCartList()
{
IBuySpy.ShoppingCartDB cart = new IBuySpy.ShoppingCartDB();
// Obtain current user's shopping cart ID
String cartId = cart.GetShoppingCartId();
// If no items, hide details and display message
if (cart.GetItemCount(cartId) == 0)
{
DetailsPanel.Visible = false;
MyError.Text = "There are currently no items in your shopping cart.";
}
else
{
// Databind Gridcontrol with Shopping Cart Items
MyList.DataSource = cart.GetItems(cartId);
MyList.DataBind();
//Update Total Price Label
lblTotal.Text = String.Format("{0:c}", cart.GetTotal(cartId));
}
}
