public IActionResult Favorite(int id) { string idUser = ""; var claim = HttpContext.User.Claims.First(c => c.Type == ClaimTypes.Sid); idUser = claim.Value; int aux = int.Parse(idUser); if (aux > 0) { RecipeDAO dAO = new RecipeDAO(); dAO.AddToFavourite(aux, id); } return(RedirectToAction("Details", "Recipe", new { ID = id })); }