public DalSelectedCertificate MapToDal(BllSelectedCertificate entity)
        {
            DalSelectedCertificate dalEntity = new DalSelectedCertificate
            {
                Id             = entity.Id,
                Certificate_id = entity.Certificate.Id,
            };

            return(dalEntity);
        }
        public BllSelectedCertificate MapToBll(DalSelectedCertificate entity)
        {
            CertificateService certificateService = new CertificateService(uow);
            var bllCertificate = entity.Certificate_id != null?certificateService.Get((int)entity.Certificate_id) : null;

            BllSelectedCertificate bllEntity = new BllSelectedCertificate
            {
                Id          = entity.Id,
                Certificate = bllCertificate
            };

            return(bllEntity);
        }