public IHttpActionResult DeleteVoucher(VoucherIdViewModel voucher)
        {
            string[] vids = voucher.VId.Split(',');
            try
            {
                foreach (string vid in vids)
                {
                    long delVid;
                    if (long.TryParse(vid, out delVid))
                    {
                        _voucher.Delete(delVid);
                    }
                    else
                    {
                        ResMessage.Fail(string.Format("无效凭证编号:{0}", vid));
                    }
                }
            }
            catch (Exception e)
            {
                ResMessage.Fail(e.Message);
            }

            return(Ok(ResMessage.Success()));
        }
        public IHttpActionResult Unaudit(VoucherIdViewModel voucher)
        {
            string[] vids = voucher.VId.Split(',');
            try
            {
                foreach (string vid in vids)
                {
                    long audVid;
                    if (long.TryParse(vid, out audVid))
                    {
                        _voucher.Unaudit(audVid);
                    }
                }
            }
            catch (Exception e)
            {
                ResMessage.Fail(e.Message);
            }

            return(Ok(ResMessage.Success()));
        }