public static bool Delete(DosenViewModel model)
        {
            bool result = true;

            try
            {
                using (var db = new DB_UniversityEntities())
                {
                    tbl_m_dosen attributs = db.tbl_m_dosen.Where(o => o.id_dosen_pk == model.id_dosen_pk).FirstOrDefault();

                    if (attributs != null)
                    {
                        attributs.is_active    = model.is_active;
                        attributs.updated_by   = model.updated_by;
                        attributs.updated_date = model.updated_date;
                        db.SaveChanges();
                    }
                    else
                    {
                        result  = false;
                        Message = "Categories not found!";
                    }
                }
            }
            catch (Exception hasError)
            {
                Message = hasError.Message;
                result  = false;
            }
            return(result);
        }
        public static bool Insert(DosenViewModel model)
        {
            bool result = true;

            try
            {
                using (var db = new DB_UniversityEntities())
                {
                    tbl_m_dosen attributs = new tbl_m_dosen();
                    attributs.nama_dosen       = model.nama_dosen;
                    attributs.id_jurusan_fk    = model.id_jurusan_fk;
                    attributs.id_type_dosen_fk = model.id_type_dosen_fk;
                    attributs.is_active        = model.is_active;
                    attributs.created_by       = model.created_by;
                    attributs.created_date     = model.created_date;
                    attributs.updated_by       = model.updated_by;
                    attributs.updated_date     = model.updated_date;
                    attributs.kode_dosen       = model.kode_dosen;

                    db.tbl_m_dosen.Add(attributs);
                    db.SaveChanges();
                }
            }
            catch (Exception hasError)
            {
                if (hasError.Message.ToLower().Contains("inner exception"))
                {
                    Message = hasError.InnerException.InnerException.Message;
                }
                else
                {
                    Message = hasError.Message;
                }
                result = false;
            }

            return(result);
        }