public async Task <JsonResult> AddDishExtras(IFormCollection form) { try { var id = JsonConvert.DeserializeObject <int>(form["dishId"]); var dishExtraTypes = JsonConvert.DeserializeObject <List <DishExtraType> >(form["dishExtraTypes"]); await _service.AddDishExtraTypes(id, dishExtraTypes); return(Json("Success")); } catch (Exception ex) { return(Json("Failed")); } }