using NPOI.SS.Formula.Functions;
using Qdp.Pricing.Base.Utilities;
using Qdp.Pricing.Library.Base.Utilities;
using System.ComponentModel.DataAnnotations.Schema;
using YLErp.Model;

namespace YLErp.Modules.SuperviseReportModule.ExtendReport.GeLin
{
    /// <summary>
    /// 客户持仓信息报表
    /// </summary>
    public class ClientPositionReport : ExtendReportBaseService
    {
        public ClientPositionReport(OptUserInfo userInfo, SuperviseReportReq req) : base(userInfo, req)
        { }

        public override string TemplateName => "客户持仓信息报表.xlsx";

      
        public override string TargetFileName => $"{RequestInfo.ValueDate:yyyy-MM-dd}~{RequestInfo.EndDate:yyyy-MM-dd}客户持仓信息报表.xlsx";
     
        public override Dictionary<string, object> SearchReportInfo()
        {
            //结束
            //客户持仓名义本金
            var tradeList = DbContext.eod_trade.Where(s => s.ValueDate >= RequestInfo.ValueDate &&s.ParentTradeId==0 && s.ValueDate <= RequestInfo.EndDate).Select(s => new xodTradeBase()
            {
                ValueDate = s.ValueDate,
                TradeJson = s.TradeJson,
            }).ToList().Select(O => new { O.ValueDate, ClientId = O.trade.ClientId, StockEqvNotional = O.trade.StockEqvNotional }).GroupBy(s => s.ValueDate).ToList();

            var positionNotionalList = new List<GeLin_ClientPositionNotional>();
            var positionCountList = new List<GeLin_ClientPositionCount>();

            foreach (var item in tradeList)
            {
                var date = item.Key;
                var clientCount = item.GroupBy(s => s.ClientId).Distinct();
                positionCountList.Add(
                    new GeLin_ClientPositionCount()
                    {
                        valueDate = date,
                        PositionCount = clientCount.Count()
                    });
                foreach (var items in clientCount)
                {
                    var sumParemoney = items.Sum(s => s.StockEqvNotional);
                    var client = DataCacheProvider.GetClientDataSource().GetData(items.Key);
                    positionNotionalList.Add(
                        new GeLin_ClientPositionNotional()
                        {
                            valueDate = date,
                            ClientNumber = client.Number,
                            ClientName = client.Name,
                            StockEqvNotional = sumParemoney
                        });
                }
            }
            return new Dictionary<string, object>() {
                {"持仓客户数量", positionCountList},
                {"客户持仓名义本金", positionNotionalList}
            };
        }

        public class GeLin_ClientPositionNotional
        {
            public DateTime valueDate { get; set; }

            public string ClientNumber { get; set; }


            public string ClientName { get; set; }


            public double StockEqvNotional { get; set; }
        }

        public class GeLin_ClientPositionCount
        {
            public DateTime valueDate { get; set; }

            public int PositionCount { get; set; }
        }
    }
}