feat(swaptrade): 添加期末头寸风险表新字段支持

- 在EodSwap实体模型中新增标的类型、期间付息/分红、保证金利息收支字段
- 在前端表格列模型中添加标的类型、期间付息/分红列定义
- 在前端表格分组配置中将新字段归入对应分组显示
- 实现后端服务中对新字段的数据查询和计算逻辑
- 添加保证金利息收入支出的分类汇总功能
- 完善标的类型字段的数据源获取和展示逻辑

YLErpDAL/Modules/SwapModule/SwapEodPositionService.cs

@@ -2162,10 +2162,40 @@ namespace YLErp.Modules.SwapModule
             }
             DbContext.SetDebugLog();
             var retListResult = query.ToSearchList(req);
+            var tradeIds = retListResult.rows.Select(x => x.position.SwapTradeId).Distinct().ToList();
+            var valueDates = retListResult.rows.Select(x => x.position.ValueDate).Distinct().ToList();
+            var eodPositionDetails = DbContext.eod_swap_position
+                .Where(x => tradeIds.Contains(x.SwapTradeId) && valueDates.Contains(x.ValueDate) && !x.Invalid)
+                .ToList();
+            var underlyingDataSource = DataCacheProvider.GetUnderlyingDataSource();
+            var varietyDataSource = DataCacheProvider.GetVarietyDataSource();
             foreach (var item in retListResult.rows)
             {
                 var client = DataCacheProvider.GetClientDataSource().GetData(item.ClientId);
                 item.SwapTradeTypeStr = client?.SwapTradeTypeStr;
+                var details = eodPositionDetails
+                    .Where(x => x.SwapTradeId == item.position.SwapTradeId && x.ValueDate == item.position.ValueDate)
+                    .ToList();
+                var floatingLegs = details.Where(x => !string.IsNullOrEmpty(x.UnderlyingCode)).ToList();
+                var marginLegs = details.Where(x => marginTypes.Contains(x.InterestMode)).ToList();
+
+                item.UnderlyingType = string.Join(",", floatingLegs
+                    .Select(x =>
+                    {
+                        var underlying = underlyingDataSource.GetData(x.UnderlyingCode);
+                        return varietyDataSource.GetData(underlying?.UnderlyingTypeId ?? 0)?.AssetType
+                               ?? underlying?.UnderlyingInstrumentTypeCn
+                               ?? underlying?.UnderlyingType;
+                    })
+                    .Where(x => !string.IsNullOrWhiteSpace(x))
+                    .Distinct());
+                item.PeriodAmount = floatingLegs.Sum(x => x.PosiDividendSum); // 分红 - 为实现
+                item.MarginInterestGain = marginLegs
+                    .Where(x => x.InterestDirection == (int)SwapDirectionEnum.收取)
+                    .Sum(x => Math.Abs(x.InterestIncomeSum));
+                item.MarginInterestLoss = marginLegs
+                    .Where(x => x.InterestDirection == (int)SwapDirectionEnum.支付)
+                    .Sum(x => Math.Abs(x.InterestIncomeSum));
             }
 
            var dv01 = query.Sum(O => O.position.dv01??0);