namespace YLErp.Modules.EodModule.SettlementModule
{
    /// <summary>
    /// 检查当日到期交易，是否全部操作完毕。
    /// </summary>
    class EodCheckMaturityTrade : EodSettleServiceBaseV2
    {
        public const string Step = "检查当日到期交易";

        public EodCheckMaturityTrade(EodSettlementContextV2 context) : base(context)
        {

        }

        /// <summary>
        /// 检查当日到期，是否全部操作完成。
        /// </summary>
        public void Execute()
        {
            var settleDate = _context.SettleDate;

            //获取处于停牌状态股票信息
            var suspensionUnderlyingIds = _context.Request.SuspensionUnderlyingIds;

            var startDate = _context.PreSettleDate.AddDays(1);
            var clienIds = _context.Request.ClientIds;
            var predicate = PredicateBuilder.Create<trade>(t => t.ExerciseDate >= startDate
                && t.ExerciseDate <= settleDate
                && t.TradeStatus == ConsTrade.确认成交
                && t.ClientId > 0
                && !suspensionUnderlyingIds.Contains(t.UnderlyingId) //检查费停牌状态下所有 持仓交易的是否已执行到期
                && t.ValidState != ConsGlobal.InValid
                && t.SettlementFlag != 1);
            #region 新增客户筛选 tw
            if (clienIds != null)
            {
                predicate = predicate.And(l => clienIds.Contains(l.ClientId));
            }
            #endregion
            if (PS.Config.ErpElement.SupportMultiCalendar)
            {
                var holidayTids = _context.HolidayTrades.Select(n => n.id).ToArray();
                if (holidayTids.Any())
                {
                    predicate = predicate.And(t => !holidayTids.Contains(t.id));
                }
            }

            var unWindTrades = DbContext.trade.Where(predicate)
                .Select(n => new { n.id, n.TradeType, n.TradeNumber, n.IsGroup }).ToList();

            //消除子交易已经全部了结的父结构化交易
            var structurePids = unWindTrades.Where(n => n.TradeType == ConsGlobal.TradeType.Structure && n.IsGroup == 0).Select(n => n.id).ToArray();
            if (structurePids.Any())
            {
                var uncompletedTids = DbContext.trade.Where(n => structurePids.Contains(n.ParentTradeId) && !ConsTrade.TradeCompleteStatus.Contains(n.TradeStatus))
                    .Select(n => n.ParentTradeId).Distinct().ToArray();
                var completedTids = uncompletedTids.Length > 0 ? structurePids.Where(n => !uncompletedTids.Contains(n)).ToArray() : structurePids;
                if (completedTids.Any())
                {
                    var sql = "update trade set TradeStatus='已平仓' where id in (" + string.Join(",", completedTids) + ")";
                    DbContext.Database.ExecuteSqlRaw(sql);
                    unWindTrades = unWindTrades.Where(n => !completedTids.Contains(n.id)).ToList();
                }
            }

            if (unWindTrades.Any())
            {
                var tips = string.Join(",", unWindTrades.Select(n => n.TradeType + " " + n.TradeNumber).ToArray());
                _context.RaiseError(Step, "当日到期的场外交易未全部操作完成，请操作完成后再执行收盘操作:" + tips);
            }

            //多交易日历情况下某交易日历假期到期的情况
            if (PS.Config.ErpElement.SupportMultiCalendar)
            {
                var expireTrades = _context.OtcTrades.Where(t => t.TradeStatus == ConsTrade.确认成交 && t.ExerciseDate <= startDate
                        && !suspensionUnderlyingIds.Contains(t.UnderlyingId) && !_context.IsHolidayTrade(t.id) && t.SettlementFlag != 1)
                    .Select(n => n.TradeType + " " + n.TradeNumber).ToArray();

                if (expireTrades.Any())
                {
                    _context.RaiseError(Step, "节假日到期的场外交易未全部操作完成，请操作完成后再执行收盘操作:" + string.Join(",", expireTrades));
                }
            }
        }
    }
}