public async Task <JsonResult> AddorUpdateDishExtra(IFormCollection form) { try { var extra = JsonConvert.DeserializeObject <DishExtra>(form["extra"]); if (extra.DishExtraId == 0) { await _service.AddDishExtra(extra); } else { await _service.EditDishExtra(extra); } return(Json("Success")); } catch (Exception ex) { return(Json("Failed")); } }