// GET: Product/Details/5
public ActionResult Details(int?id)
{
if (id == null)
{
return(Redirect("/"));
}
var product = ProductBus.Find(id);
if (product == null)
{
return(Redirect("/"));
}
ViewBag.Images = ImageBus.List(id);
return(View(ProductBus.Details(id)));
}
//add a product to cart
public ActionResult AddItem(int productId, int quantity)
{
var cart = Session[CartSession];
if (cart != null)
{
var list = (List <CartItem>)cart;
if (list.Exists(x => x.Product.Id == productId))
{
foreach (var item in list)
{
if (item.Product.Id == productId)
{
item.Quantity += quantity;
}
}
}
else
{
//create new cartItem object
var item = new CartItem();
item.Product = ProductBus.Details(productId);
item.Quantity = quantity;
list.Add(item);
}
//set to session
Session[CartSession] = list;
}
else
{
//create new cartItem object
var item = new CartItem();
item.Product = ProductBus.Details(productId);
item.Quantity = quantity;
var list = new List <CartItem>();
list.Add(item);
//set to session
Session[CartSession] = list;
}
return(RedirectToAction("Index"));
}