public int Delete()
        {
            int depDeleted = -1;

            try
            {
                depDeleted = _model.Delete(DepartmentId);
            }
            catch (Exception ex)
            {
                DepartmentName = "not found";
                Console.WriteLine("Problem in " + GetType().Name + " " + MethodBase.GetCurrentMethod().Name + " " + ex.Message);
                throw ex;
            }
            return(depDeleted);
        }