From 04219029fbe3fa3de80078aa4cc2f08c39665301 Mon Sep 17 00:00:00 2001
From: Administrator <15274802129@163.com>
Date: Wed, 30 Sep 2026 22:07:53 +0800
Subject: [PATCH] fix(gateApi): 修复网格交易中持仓大小计算问题

---
 src/main/java/com/xcong/excoin/modules/gateApi/GateGridTradeService.java |   24 +++++++++++++-----------
 1 files changed, 13 insertions(+), 11 deletions(-)

diff --git a/src/main/java/com/xcong/excoin/modules/gateApi/GateGridTradeService.java b/src/main/java/com/xcong/excoin/modules/gateApi/GateGridTradeService.java
index 481b041..fdf6f7a 100644
--- a/src/main/java/com/xcong/excoin/modules/gateApi/GateGridTradeService.java
+++ b/src/main/java/com/xcong/excoin/modules/gateApi/GateGridTradeService.java
@@ -836,8 +836,9 @@
                 lastShortStopLossGridId = Integer.MAX_VALUE;
                 // [Gate-需求2] 加仓后先撤空仓所有止盈+止损,再查交易所持仓后重挂
                 cancelAllShortTakeProfitsAndStopLosses();
-                // REST 查询可能因交易所延迟返回旧值,与 WS 本地缓存取最大值兜底
-                int posSize = Math.max(queryPositionSize(Position.ModeEnum.DUAL_SHORT), shortPositionSize.intValue());
+                // REST/WS 持仓可能因交易所延迟返回旧值(仓位归零后重开甚至为 0),
+                // 与本次成交张数 filledQty 取最大值兜底,避免 posSize=0 导致止盈止损全部跳过
+                int posSize = Math.max(Math.max(queryPositionSize(Position.ModeEnum.DUAL_SHORT), shortPositionSize.intValue()), filledQty);
                 extendShortStopLoss(posSize, shortGridElement.getId());
                 // [Gate] 止盈挂单:超出基础仓位的部分,挂在多仓第一止损位
                 if (GateConfig.EXCESS_TP_CONCENTRATED.equals(config.getPlaceExcessTakeProfit())) {
@@ -886,8 +887,9 @@
                 lastLongStopLossGridId = Integer.MAX_VALUE;
                 // [Gate-需求2] 加仓后先撤多仓所有止盈+止损,再查交易所持仓后重挂
                 cancelAllLongTakeProfitsAndStopLosses();
-                // REST 查询可能因交易所延迟返回旧值,与 WS 本地缓存取最大值兜底
-                int posSize = Math.max(queryPositionSize(Position.ModeEnum.DUAL_LONG), longPositionSize.intValue());
+                // REST/WS 持仓可能因交易所延迟返回旧值(仓位归零后重开甚至为 0),
+                // 与本次成交张数 filledQty 取最大值兜底,避免 posSize=0 导致止盈止损全部跳过
+                int posSize = Math.max(Math.max(queryPositionSize(Position.ModeEnum.DUAL_LONG), longPositionSize.intValue()), filledQty);
                 extendLongStopLoss(posSize, longGridElement.getId());
                 // [Gate] 止盈挂单:超出基础仓位的部分,挂在空仓第一止损位
                 if (GateConfig.EXCESS_TP_CONCENTRATED.equals(config.getPlaceExcessTakeProfit())) {
@@ -3053,9 +3055,9 @@
      * @param entryGridId 入场网格 ID
      */
     private void placeBaseTakeProfit(int posSize, boolean isLong, int entryGridId) {
-        int perGrid = config.getBaseTakeProfitPerGrid();
+        BigDecimal perGrid = config.getBaseTakeProfitPerGrid();
         int gridCount = config.getBaseTakeProfitGridCount();
-        if (perGrid <= 0 || gridCount <= 0) {
+        if (perGrid == null || perGrid.compareTo(BigDecimal.ZERO) <= 0 || gridCount <= 0) {
             return;
         }
         int baseQty = Integer.parseInt(config.getBaseQuantity());
@@ -3078,10 +3080,10 @@
         // 分配范围到止损位的前一格截止(与分散止盈一致)
         int endId = endElem.getId() - dir;
 
-        int remaining = maxQty;
+        BigDecimal remaining = BigDecimal.valueOf(maxQty);
         int placed = 0;
         int id = startId;
-        while (placed < gridCount && remaining > 0) {
+        while (placed < gridCount && remaining.compareTo(BigDecimal.ZERO) > 0) {
             if (isLong ? id > endId : id < endId) {
                 break;
             }
@@ -3089,11 +3091,11 @@
             if (elem == null) {
                 break;
             }
-            int qty = Math.min(perGrid, remaining);
+            BigDecimal qty = perGrid.min(remaining);
             final GridElement fe = elem;
             final int gid = id;
             final BigDecimal triggerPrice = elem.getGridPrice();
-            final String size = isLong ? negate(String.valueOf(qty)) : String.valueOf(qty);
+            final String size = isLong ? negate(qty.toPlainString()) : qty.toPlainString();
             final String orderType = isLong ? ORDER_TYPE_CLOSE_LONG : ORDER_TYPE_CLOSE_SHORT;
             final FuturesPriceTrigger.RuleEnum rule = isLong ? FuturesPriceTrigger.RuleEnum.NUMBER_1
                     : FuturesPriceTrigger.RuleEnum.NUMBER_2;
@@ -3108,7 +3110,7 @@
                                 isLong ? "多仓" : "空仓", gid, triggerPrice, size, profitId);
                     }
             );
-            remaining -= qty;
+            remaining = remaining.subtract(qty);
             placed++;
             id += dir;
         }

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