public IDataResult <List <CarImage> > GetCarImageById(int carId) { IResult result = BusinessRules.Run(NullCarImage(carId)); if (result != null) { List <CarImage> data = new List <CarImage>(); return(new ErrorDataResult <List <CarImage> >(result.Message, data)); } return(new SuccessDataResult <List <CarImage> >(_carImageDal.GetALL(i => i.CarId == carId))); }