From d836d192fe36d10d3e598ef5604d71680dc508a3 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E9=A9=AC=E5=86=B0=E5=86=B0?= <437394478@qq.com>
Date: Tue, 28 Jul 2026 16:48:50 +0800
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---
 YLErpDAL/Modules/AppModule/AppUpgrader.cs     |  4 +--
 YLErpWeb/Controllers/SwapTrade2Controller.cs  |  1 -
 .../Scripts/app/swaptrade/swapTradeEdit.js    | 27 +++++++++++++------
 3 files changed, 20 insertions(+), 12 deletions(-)

diff --git a/YLErpDAL/Modules/AppModule/AppUpgrader.cs b/YLErpDAL/Modules/AppModule/AppUpgrader.cs
index ead11cb0..945744b1 100644
--- a/YLErpDAL/Modules/AppModule/AppUpgrader.cs
+++ b/YLErpDAL/Modules/AppModule/AppUpgrader.cs
@@ -465,9 +465,7 @@ namespace YLErp.Modules.AppModule
                     .ToHashSet();
                 var nextIndex = adminDb.DictionaryItems
                     .Where(item => item.DictId == marginTemplateDictionary.Id)
-                    .Select(item => item.IndexNum)
-                    .DefaultIfEmpty(-1)
-                    .Max();
+                    .Max(item => (int?)item.IndexNum) ?? -1;
                 foreach (var templateName in YLErp.Modules.SwapModule.SwapMarginTemplateConfigService.InitialTemplateNames)
                 {
                     if (existingNames.Contains(templateName))
diff --git a/YLErpWeb/Controllers/SwapTrade2Controller.cs b/YLErpWeb/Controllers/SwapTrade2Controller.cs
index 00297abc..b0115d2f 100644
--- a/YLErpWeb/Controllers/SwapTrade2Controller.cs
+++ b/YLErpWeb/Controllers/SwapTrade2Controller.cs
@@ -186,7 +186,6 @@ namespace YLErp.Web.Controllers
                 renewPosition.InterestAmount = 0;
                 renewPosition.InterestFeePending = 0;
                 renewPosition.PosiDividendIncome = 0;
-                renewPosition.PosiTradingFeePending = 0;
                 renewPosition.InterestSwapInterval = null;
                 renewPosition.Obervation = null;
                 return renewPosition;
diff --git a/YLErpWeb/wwwroot/Scripts/app/swaptrade/swapTradeEdit.js b/YLErpWeb/wwwroot/Scripts/app/swaptrade/swapTradeEdit.js
index fa6b7011..8f1b647e 100644
--- a/YLErpWeb/wwwroot/Scripts/app/swaptrade/swapTradeEdit.js
+++ b/YLErpWeb/wwwroot/Scripts/app/swaptrade/swapTradeEdit.js
@@ -684,13 +684,7 @@ const vue = new Vue({
             }
         },
         setUnderlyingCode(data, item) {
-            var underlyingCode = item.UnderlyingCode;
-            if (underlyingCode != data.Code) {
-                this.getSpotPrice(data.Code, this.trade.TradeDate, item);
-            } else {
-                item.PosiGrossPrice = item.PosiGrossPrice;
-                item.PosiNetNoFeePrice = item.PosiNetNoFeePrice;
-            }
+            if (!data || !data.Code) return;
             item.CountRatio = data.CountRatio;
             item.ContractSize = data.ContractSize;
             item.UnderlyingInstrumentType = data.InstrumentType;
@@ -704,11 +698,13 @@ const vue = new Vue({
             item.underlying.Price = data.Price;
             item.underlying.UnderlyingInstrumentType = data.InstrumentType;
             item.underlying.QuoteUnitString = data.QuoteUnitString;
-            this.trade.UnderlyingCode = underlyingCode;
+            this.trade.UnderlyingCode = data.Code;
             // 债券标的：标记该浮动腿可启用净价/全价/收益率互算
             this.$set(item, 'isBond', tradeHelper.IsBond(data.InstrumentType));
             // 切换标的时清空债券三字段互算的手动/源标志（D1 修复：避免旧债券手填状态污染新债券）
             SwapCalc.clearBondCalcFlags(item);
+            // Refresh the initial price even when the user re-selects the same underlying.
+            this.getSpotPrice(item.UnderlyingCode, this.trade.TradeDate, item);
             //this.initMarginRate();
         },
         setFloatRateUnderlyingCode(data, item) {
@@ -745,8 +741,13 @@ const vue = new Vue({
         },
         getSpotPrice(underlyingCode, StartDate, item) {
             var thisObj = this;
+            if (!underlyingCode) return;
             main.post("/pricing/AjaxGetUnderlyingPrice", { underlyingCode: underlyingCode, tradeDate: StartDate })
                 .done(function (resp) {
+                    if (!resp || !resp.success || !resp.obj) {
+                        main.message("未获取到标的价格");
+                        return;
+                    }
                     // 行情接口(AjaxGetUnderlyingPrice)对债券返回的 price/netPrice 本就是【存储态小数】(1.0 代表 100 元)，
                     // 与 PosiGrossPrice/PosiNetNoFeePrice 模型字段同量纲（见 PricingController: EodPrice 直接返回、
                     // 非 EodPrice 分支 ×bondPriceMultiple=0.01）。故此处仅做精度格式化，**不可**再 bondCalcPriceToStorage(÷100)，
@@ -1465,6 +1466,16 @@ const vue = new Vue({
             //}
 
         },
+        // A renewal opens as a new trade, so the underlying autocomplete only restores
+        // its code and does not emit change. Fetch the initial price explicitly.
+        refreshInitialUnderlyingPrices() {
+            if (!page.isAdd) return;
+            this.paySwapList.forEach(item => {
+                if (item.UnderlyingCode) {
+                    this.getSpotPrice(item.UnderlyingCode, this.trade.TradeDate, item);
+                }
+            });
+        },
         //利息端添加行
         addGetSwapRate() {
             var InterestMode = 9;