public ActionResult AddToCart(int dishId, int amount = 1)
{
var addedDish = _dish.GetDishById(dishId);
if (addedDish != null)
{
_shoppingCart.AddDish(addedDish, amount);
_shoppingCart.SaveChanges();
}
// get the caller URL which we will redirect to:
Uri callingUrl = Request.GetTypedHeaders().Referer;
return(Redirect(callingUrl.OriginalString));
//return RedirectToAction("Index");
}