public ActionResult LoadDataForComboControlRole(int roleId) { IControlService controlService = new ControlService(); List <ControlModel> lstControlRole = controlService.GetControlRole(baseAddress, $"control/getcontrolforrole?roleId={roleId}&&x=1"); //Lay tat ca cac control List <ControlModel> lstControlAll = controlService.GetAllControl(baseAddress, $"control/getallcontrol"); List <ControlModel> lstControlNotOfPer = lstControlAll.Where(n => !lstControlRole.Select(n1 => n1.id).Contains(n.id)).ToList(); return(Json(lstControlNotOfPer)); }