public List <CartViewModel> CartActions(Basket b, List <CartViewModel> ses)
        {
            List <CartViewModel>     model;
            ProductCategoryViewModel pc  = new ProductCategoryViewModel();
            CartViewModel            cvm = new CartViewModel();
            ProductPresenter         pm  = new ProductPresenter();

            pc.PC3_Id = Convert.ToInt16(b.PC3_Id);
            cvm       = pm.GetCartProduct(pc);
            if (ses == null)
            {
                model = new List <CartViewModel>();
            }
            else
            {
                model = ses;
            }
            if (b.Action == "Add")
            {
                if (!model.Any(x => x.PC3_Id == Convert.ToInt16(b.PC3_Id)))
                {
                    model.Add(new CartViewModel()
                    {
                        PC3_Id        = Convert.ToInt16(b.PC3_Id),
                        PC3_Name      = cvm.PC3_Name,
                        OD_ProductQty = b.OD_ProductQty,
                        ProImg_Path   = cvm.ProImg_Path,
                        Vendor_Price  = cvm.Vendor_Price,
                    });
                }
                else
                {
                    model.FirstOrDefault(x => x.PC3_Id == b.PC3_Id).OD_ProductQty += b.OD_ProductQty;
                }
            }
            else if (b.Action == "Qty")
            {
                model.FirstOrDefault(x => x.PC3_Id == b.PC3_Id).OD_ProductQty = b.OD_ProductQty;
            }

            else if (b.Action == "Remove")
            {
                var pro = model.Find(x => x.PC3_Id == Convert.ToInt16(b.PC3_Id));
                model.Remove(pro);
            }
            return(model);
        }