/// <summary>
/// When we favourite something, we also want to save it - otherwise it is possible to edit a quantity, then
/// update the Favourites table without updating the FoodItems.
/// </summary>
/// <param name="id"></param>
/// <param name="quantity"></param>
/// <returns></returns>
public ActionResult Favourite(int id, int quantity)
{
User user = _userServices.GetUser(User.Identity.Name);
_foodItemServices.UpdateFoodItem(id, quantity);
_foodItemServices.MergeFavourite(user.Id, id, quantity);
return(RedirectToAction("Index"));
}
