namespace YLErp.Modules.TradeModule.OrderModule
{
    partial class TradeSavePreHandler
    {
        private static void CheckSnowball(trade req)
        {
            var snowball = req.trade_snowball;

            if (snowball.PrepaymentUsed)
            {
                if (snowball.SpreadStrikeAtMaturity1 == null)
                {
                    throw new ServiceException("敲入执行价格 必须填写");
                }

                snowball.KOObservationDates = snowball.KOObservationDates?.Trim(new[] { ' ', ';' });

                if (string.IsNullOrWhiteSpace(snowball.KOObservationDates))
                {
                    throw new ServiceException("敲出观察频率 必须填写");
                }

                req.Strike = snowball.SpreadStrikeAtMaturity1;

                snowball.IsAnnualized2 = false;
                snowball.AnnualizeFactor2 = 1;
                req.MetaDic[nameof(snowball.AnnualizeFactor2)] = "/";

                snowball.KOPayoffType = KOPayoffTypeEnum.Rebate;
                snowball.KIPayoffType = KIPayoffTypeEnum.Prepayment;
            }
            else
            {
                if (!snowball.IsAnnualized2 || !snowball.AnnualizeFactor2.HasValue)
                {
                    snowball.AnnualizeFactor2 = 1;
                    req.MetaDic[nameof(snowball.AnnualizeFactor2)] = "/";
                }

                if (snowball.KIPayoffType == KIPayoffTypeEnum.None)
                {
                    req.Strike = req.IsMoneynessOptionData ? 1 : req.SpotPrice;
                }
                else
                {
                    req.Strike = snowball.SpreadStrikeAtMaturity1;
                }
            }
        }
    }
}