C# (CSharp) ICart.AddRooms示例

示例#1

        public IActionResult Index()
        {
            if (HttpContext.Session.GetString("Cart") == null)
            {
                ViewBag.ERRORMESSAGE = "List is empty";
                return(View());
            }
            var cart = JsonConvert.DeserializeObject <CartViewModel>(HttpContext.Session.GetString("Cart"));

            if (cart.ListCart == null)
            {
                ViewBag.ERRORMESSAGE = "List is empty";
                return(View());
            }
            if (_cart.GetRooms() == null)
            {
                List <RoomViewModel> listroom = _context.Rooms.Select(x => new RoomViewModel()
                {
                    Id       = x.RoomId,
                    RoomName = x.RoomName,
                    Status   = x.Status,
                }).ToList();
                _cart.AddRooms(listroom);
                cart = _cart.GetCart();
                HttpContext.Session.SetString("Cart", JsonConvert.SerializeObject(cart));
            }

            return(View(cart));
        }