public async Task <IActionResult> OnGetAsync(string id) { Order = dataAcces.GetOrder(int.Parse(id)); ApplicationUser applicationUser = await userManager.GetUserAsync(User); if (Order.CustomerId == applicationUser.Id) { ShoppingCart = new ShoppingCart(Order.Items.Split(";").ToList(), dataAcces); return(Page()); } else { return(Forbid()); } }