public IHttpActionResult Query(string empName = "", string empGroup = "", int currentPage = 1, int pageSize = 10)
        {
            BaseRequest <EmployeeFilter> request = new BaseRequest <EmployeeFilter>()
            {
                CurrentPage = currentPage,
                PageSize    = pageSize,

                Data =
                {
                    EmpName  = empName,
                    EmpGroup = empGroup,
                    OrgId    = SecurityHelper.CurrentPrincipal.OrgId
                }
            };
            var response = empFileService.QueryEmployeeExt(request);

            return(Ok(response));
        }