using Qdp.Pricing.Base.Enums;
using YLErp.Configuration;

namespace YLErp.Modules.TradeModule.OrderModule
{
    partial class TradeAbstractService
    {
        /// <summary>
        /// 雪球期权生成交易摘要
        /// </summary>
        private static IEnumerable<(string text, string value)> GenerateTradeAbstract_snowball(trade td, InnerWrap wrap)
        {
            if (td is null)
            {
                throw new ArgumentNullException(nameof(td));
            }

            if (wrap is null)
            {
                throw new ArgumentNullException(nameof(wrap));
            }

            var snowball = td.trade_snowball;
            if (snowball == null)
            {
                throw new ServiceException("雪球期权扩展信息不存在,无法生成交易摘要");
            }

            //专业版雪球
            if (snowball.PrepaymentUsed)
            {
                return GenerateTradeAbstract_specialsnowball(td, wrap);
            }

            td.TradeOriginalAmount = td.OriginalNotional / wrap.CountRatio;

            var list = new List<(string, string)> {
                ("交易编号", td.TradeNumber),
                ("成交日期", td.TradeDate.OtcFormatDate()),
                ("买卖方向", td.ClientName),
                ("#", td.BuySell == "买入" ? "卖出" : "买入"),
                ("标的代码", td.UnderlyingCode),
            };
            if (wrap.UnderlyingInstrumentType == "Stock")
            {
                list.Add(("标的名称", wrap.UnderlyingName));
            }
            list.Add(("期权类型", "雪球 " + td.OptionType));
            list.Add(("标的价格", td.SpotPrice.OtcFormatUmPrice() + (PS.Config.Is浙期 ? " 元" : "")));
            if (td.TradeType != "自定义交易" && (td.TradeType != "亚式期权" || td.trade_asian_option.StrikeType != "Floating") && td.TradeType != "雪球期权")
            {
                list.Add(("执行价格", wrap.strikeFmt(td.Strike) + (PS.Config.Is浙期 ? " 元" : "")));
            }

            if (!wrap.IsUsePremiumRate)
            {
                list.Add(("成交数量", td.TradeOriginalAmount.OtcFormatNotional(wrap.CountRatio, PS.Config.IsUseDisplayNotional) + (PS.Config.IsUseDisplayNotional ? wrap.QuoteUnit : wrap.TradeUnitString)));
            }

            if (PS.Config.Is方顿)
            {
                list.Add(("保底收益总额", td.OriginalPrincipalSum.OtcFormatMoney() + " 元"));
            }

            if (PS.Config.Company != CompanyEnum.厦门象屿 && !PS.Config.Is润和)
            {
                list.AddRange(new[] {
                ("名义本金", OtcFormatExtensions.OtcFormat(td.StockEqvNotionalToShow, OtcFormatFlag.StockEqvNotional))
                 });
            }

            if (!snowball.IsInitialKnockedIn)
            {
                list.Add(("敲入价格", wrap.strikeFmt(snowball.KIBarrier) + (PS.Config.Is浙期 ? " 元" : "")));
            }
            else
            {
                list.Add(("初始敲入", "是"));
            }
            list.Add(("敲出价格", wrap.strikeFmt(snowball.KOBarrier) + (PS.Config.Is浙期 ? " 元" : "")));

            switch (snowball.KIPayoffType)
            {
                case KIPayoffTypeEnum.None:
                    break;
                case KIPayoffTypeEnum.ToCallOption:
                case KIPayoffTypeEnum.ToPutOption:
                    list.Add(("执行价格一", wrap.strikeFmt(snowball.SpreadStrikeAtMaturity1)));
                    break;
                case KIPayoffTypeEnum.ToCallSpreadOption:
                case KIPayoffTypeEnum.ToPutSpreadOption:
                    list.Add(("执行价格一", wrap.strikeFmt(snowball.SpreadStrikeAtMaturity)));
                    list.Add(("执行价格二", wrap.strikeFmt(snowball.SpreadStrikeAtMaturity1)));
                    break;
                default:
                    break;
            }

            var kiObsInfo = "每日观察";
            if (!string.IsNullOrWhiteSpace(snowball.ObservationDates))
            {
                kiObsInfo = snowball.ObservationDates;
            }
            switch (snowball.KOPayoffType)
            {

                case KOPayoffTypeEnum.ToOption:
                    list.Add(("敲出执行价1", wrap.strikeFmt(snowball.SpreadStrikeAtKO1) + (PS.Config.Is浙期 ? " 元" : "")));
                    break;
                case KOPayoffTypeEnum.ToSpreadOption:
                    list.Add(("敲出执行价1", wrap.strikeFmt(snowball.SpreadStrikeAtKO1) + (PS.Config.Is浙期 ? " 元" : "")));
                    list.Add(("敲出执行价2", wrap.strikeFmt(snowball.SpreadStrikeAtKO) + (PS.Config.Is浙期 ? " 元" : "")));
                    break;
                case KOPayoffTypeEnum.Rebate:
                    list.Add(("敲出票息", snowball.KORebate.OtcFormatPercent()));
                    break;
                default:
                    kiObsInfo = "";
                    break;
            }

            list.Add(("未敲入未敲出收益率", snowball.Coupon.OtcFormat(OtcFormatFlag.percent)));
            list.Add(("票息年化", snowball.IsFixedCoupon ? "否" : "是"));

            if (!string.IsNullOrWhiteSpace(kiObsInfo) && !snowball.IsInitialKnockedIn)
            {
                list.Add(("敲入观察日期", kiObsInfo));
            }
            var koInfo = "";
            if (!string.IsNullOrWhiteSpace(snowball.KOObservationDates))
            {
                var KOObservationDates = QdpModule.QdpHelper.ParseAutocallCustomizedInfo(snowball.KOObservationDates);
                for (var i = 0; i < KOObservationDates.Item1.Length; i++)
                {
                    var splitStr = ", ";
                    if (i == KOObservationDates.Item1.Length - 1)
                    {
                        splitStr = "";
                    }
                    var couponInfo = PS.Config.Is浙期 ? ":" + KOObservationDates.Item3[i].OtcFormat(OtcFormatFlag.percent) + splitStr : splitStr;
                    koInfo += KOObservationDates.Item1[i].DateTime.ToString("yyyy-MM-dd") + couponInfo;
                }
            }

            list.Add(("到期日期", td.ExerciseDate.OtcFormatDate()));
            list.Add(("敲出观察日期", koInfo));

            return list;
        }

        /// <summary>
        /// 专业版雪球期权生成交易摘要
        /// </summary>
        private static IEnumerable<(string text, string value)> GenerateTradeAbstract_specialsnowball(trade td, InnerWrap wrap)
        {
            if (td is null)
            {
                throw new ArgumentNullException(nameof(td));
            }

            if (wrap is null)
            {
                throw new ArgumentNullException(nameof(wrap));
            }

            var snowball = td.trade_snowball;
            if (snowball == null)
            {
                throw new ServiceException("雪球期权扩展信息不存在,无法生成交易摘要");
            }

            td.TradeOriginalAmount = td.OriginalNotional / wrap.CountRatio;

            var list = new List<(string, string)> {
                ("交易编号", td.TradeNumber),
                ("成交日期", td.TradeDate.OtcFormatDate()),
                ("买卖方向", td.ClientName),
                ("#", td.BuySell == "买入" ? "卖出" : "买入"),
                ("标的代码", td.UnderlyingCode),
            };
            if (wrap.UnderlyingInstrumentType == "Stock")
            {
                list.Add(("标的名称", wrap.UnderlyingName));
            }
            list.Add(("期权类型", "雪球 " + td.OptionType));
            list.Add(("标的价格", td.SpotPrice.OtcFormatUmPrice() + (PS.Config.Is浙期 ? " 元" : "")));

            if (!wrap.IsUsePremiumRate)
            {
                list.Add(("成交数量", td.TradeOriginalAmount.OtcFormatNotional(wrap.CountRatio, PS.Config.IsUseDisplayNotional) + (PS.Config.IsUseDisplayNotional ? wrap.QuoteUnit : wrap.TradeUnitString)));
            }

            if (PS.Config.Is方顿)
            {
                list.Add(("保底收益总额", td.OriginalPrincipalSum.OtcFormatMoney() + " 元"));
            }

            if (PS.Config.Company != CompanyEnum.厦门象屿 && !PS.Config.Is润和)
            {
                list.AddRange(new[] {
                    ("名义本金", OtcFormatExtensions.OtcFormat(td.StockEqvNotionalToShow, OtcFormatFlag.StockEqvNotional))
                });
            }

            list.Add(("预付金比例", snowball.PrepaymentRatio.OtcFormatFlex(2, percent: true)));
            //list.Add(("预付金返息率", snowball.PrepaymentInterestRate.OtcFormatFlex(2, percent: true)));
            list.Add(("预付金折现率", snowball.PrepaymentConvertCashRate.OtcFormatFlex(2, percent: true)));

            if (snowball.IsInitialKnockedIn)
            {
                list.Add(("初始敲入", "是"));
            }
            else
            {
                list.Add(("敲入价格", wrap.strikeFmt(snowball.KIBarrier) + (PS.Config.Is浙期 ? " 元" : "")));
                list.Add(("敲入观察设置", snowball.KIObservationType == KIObservationType.OnlyEndDate ? "仅到期日观察" : "每日观察"));
            }

            list.Add(("敲入执行价格", wrap.strikeFmt(snowball.SpreadStrikeAtMaturity1) + (PS.Config.Is浙期 ? " 元" : "")));
            list.Add(("敲入参与率", snowball.KIParticipationRate.OtcFormatFlex(2, percent: true)));
            list.Add(("保本比率", snowball.PrincipalProtectionRate.OtcFormatFlex(2, percent: true)));

            list.Add(("首日是否计息", snowball.CouponIncludeStartDate == true ? "是" : "否"));
            list.Add(("终日是否计息", snowball.CouponIncludeEndDate == true ? "是" : "否"));

            var couponDayCount = "非年化";
            switch (snowball.CouponDayCount)
            {
                case nameof(DayCount.Act365):
                    couponDayCount = "按365日年化";
                    break;
                case nameof(DayCount.Act360):
                    couponDayCount = "按360日年化";
                    break;
                case nameof(DayCount.Monthly):
                    couponDayCount = "按月年化";
                    break;
            }
            list.Add(("计息年化方式", couponDayCount));

            list.Add(("票息率", snowball.KORebate.OtcFormatFlex(2, percent: true)));
            list.Add(("红利票息", snowball.Coupon.OtcFormatFlex(2, percent: true)));
            list.Add(("增强参与率", snowball.EnhancedParticipationRate.OtcFormatFlex(2, percent: true)));

            list.Add(("敲出价格", wrap.strikeFmt(snowball.KOBarrier) + (PS.Config.Is浙期 ? " 元" : "")));

            var koInfo = "";
            if (!string.IsNullOrWhiteSpace(snowball.KOObservationDates))
            {
                var KOObservationDates = QdpModule.QdpHelper.ParseAutocallCustomizedInfo(snowball.KOObservationDates);

                if (KOObservationDates != null && KOObservationDates.Item1.Length > 0)
                {
                    for (var i = 0; i < KOObservationDates.Item1.Length; i++)
                    {
                        var splitStr = ", ";
                        if (i == KOObservationDates.Item1.Length - 1)
                        {
                            splitStr = "";
                        }
                        var couponInfo = PS.Config.Is浙期 ? ":" + KOObservationDates.Item3?[i].OtcFormat(OtcFormatFlag.percent) + splitStr : splitStr;
                        koInfo += KOObservationDates.Item1[i].DateTime.ToString("yyyy-MM-dd") + couponInfo;
                    }
                }
            }

            list.Add(("到期日期", td.ExerciseDate.OtcFormatDate()));
            list.Add(("敲出观察日期", koInfo));

            return list;
        }
    }
}