public Tuple <long, DetailMain, List <Detail> > GetAllDetailMainWithDetails(long detailMainID)
        {
            DetailMain detailMain = FindById(detailMainID);

            List <Detail> details = repositoryDetail.GetAllDetailsOfDetailMain(detailMainID);

            return(new Tuple <long, DetailMain, List <Detail> >(detailMainID, detailMain, details));
        }