/** @ brief adds the purchased book to the shopping cart
* create a book from BookClass
* and item added shoppingcartclass
*/
private void btnBookAddToCart_Click(object sender, EventArgs e)
{
BookClass book = new BookClass();
book = BookClass.getaBooksFromDBByID(bookID);
ShoppingCartClass.addProduct(new ItemToPurchaseClass(book, Convert.ToInt32(Math.Round(nudQuantity.Value, 0))));
System.Windows.Forms.Form f = System.Windows.Forms.Application.OpenForms["BookShopForm"];
int quantity = 0;
foreach (var item in ShoppingCartClass.itemsToPurchase)
{
quantity += item.quantity;
}
((BookShopForm)f).lblShoppinCartValue.Text = quantity.ToString();
MessageBox.Show("Added to cart.", "INFORMATION", MessageBoxButtons.OK, MessageBoxIcon.Information);
}
