/// <summary>
/// Creates a new cart for the User / Anonymous.
/// </summary>
/// <returns></returns>
private CartModel CreateCart()
{
CartModel cart = new CartModel();
cart.LastAccessed = DateTime.Now;
cart.CartItems = new List <CartItemModel>();
if (User.Identity.IsAuthenticated)
{
cart.UserId = User.Identity.GetUserId();
}
carts.Add(cart);
if (!User.Identity.IsAuthenticated)
{
BrowserStorage.SetCartId(System.Web.HttpContext.Current, cart.Id);
}
return(cart);
}
/// <summary>
/// GET | Adds an item to the cart.
/// </summary>
/// <param name="id"></param>
/// <returns></returns>
public bool AddToCart(int id)
{
ProductModel selectedProduct = products.FindById(id);
CartModel cart = null;
if (User.Identity.IsAuthenticated)
{
cart = carts.FindByUserId(User.Identity.GetUserId());
}
else
{
cart = carts.FindById(BrowserStorage.GetCartId(System.Web.HttpContext.Current));
}
// See if we have a cart or need a new one
if (cart == null)
{
cart = CreateCart();
}
// Add products to cart or update amount
int count = cart.CartItems.Count(x => x.Product == selectedProduct);
if (count == 0)
{
cart.CartItems.Add(new CartItemModel
{
Product = selectedProduct,
Count = 1
});
}
else
{
CartItemModel item = cart.CartItems.Single(x => x.Product == selectedProduct);
item.Count++;
}
carts.Edit(cart);
// Call SignalR
var context = GlobalHost.ConnectionManager.GetHubContext <ProductPageHub>();
context.Clients.All.ReadyToBuy(selectedProduct.Id, carts.ProductCountInCarts(selectedProduct));
return(true);
}
/// <summary>
/// Gets the Users carts or Anonymous user if not logged in.
/// </summary>
/// <returns></returns>
private CartModel GetCart()
{
CartModel cart = null;
if (User.Identity.IsAuthenticated)
{
cart = carts.FindByUserId(User.Identity.GetUserId());
}
else
{
cart = carts.FindById(BrowserStorage.GetCartId(System.Web.HttpContext.Current));
}
if (cart == null)
{
cart = new CartModel();
cart.CartItems = new List <CartItemModel>();
}
return(cart);
}
private void MergeCarts(string uid)
{
try
{
var cid = BrowserStorage.GetCartId(System.Web.HttpContext.Current);
if (cid > 0)
{
CartModel userCart = carts.FindByUserId(uid);
CartModel sessionCart = carts.FindById(cid);
if (sessionCart != null)
{
if (userCart == null)
{
userCart = new CartModel
{
LastAccessed = DateTime.Now,
UserId = uid,
CartItems = new List <CartItemModel>()
}
}
;
carts.Add(userCart);
foreach (CartItemModel item in sessionCart.CartItems)
{
if (!userCart.CartItems.Contains(item))
{
userCart.CartItems.Add(item);
}
}
carts.Remove(sessionCart);
BrowserStorage.ClearCartId(System.Web.HttpContext.Current);
}
}
}
catch (Exception)
{
}
}
