From dad85ad8a84902a41b14f4e71aa317d598facbb1 Mon Sep 17 00:00:00 2001
From: Administrator <15274802129@163.com>
Date: Thu, 25 Jun 2026 23:34:02 +0800
Subject: [PATCH] fix(gateApi): 解决交易所持仓查询延迟导致的持仓数量错误问题

---
 src/main/java/com/xcong/excoin/modules/gateApi/GateGridTradeService.java |  417 ++++++++++++++++++++++++++++++++++++++++++++++++++---------
 1 files changed, 353 insertions(+), 64 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 8ed0b97..cdee426 100644
--- a/src/main/java/com/xcong/excoin/modules/gateApi/GateGridTradeService.java
+++ b/src/main/java/com/xcong/excoin/modules/gateApi/GateGridTradeService.java
@@ -134,6 +134,11 @@
     /** 多头是否活跃(有仓位) */
     private volatile boolean longActive = false;
 
+    /** 多头累计止损张数(加仓订单成交后归零) */
+    private volatile int accumulatedLongLossCount = 0;
+    /** 空头累计止损张数(加仓订单成交后归零) */
+    private volatile int accumulatedShortLossCount = 0;
+
     private volatile BigDecimal lastKlinePrice;
     private volatile BigDecimal markPrice = BigDecimal.ZERO;
     private volatile BigDecimal cumulativePnl = BigDecimal.ZERO;
@@ -300,8 +305,12 @@
         baseShortOpened = false;
         longActive = false;
         shortActive = false;
+        accumulatedLongLossCount = 0;
+        accumulatedShortLossCount = 0;
         shortPriceQueue.clear();
         longPriceQueue.clear();
+        totalShortPriceQueue.clear();
+        totalLongPriceQueue.clear();
         currentLongOrderIds.clear();
         currentShortOrderIds.clear();
         // 每次重启重新获取当前本金
@@ -590,6 +599,25 @@
             return;
         }
 
+        // [Gate-需求1] 多仓止盈触发:清空止盈状态 + 取消最远多仓止损 + 检查是否最后一个止盈
+        GridElement longTpElem = GridElement.findByLongTakeProfitOrderId(orderId);
+        if (longTpElem != null && StrUtil.isNotEmpty(tradeId) && !tradeId.equals("0")) {
+            longTakeProfitTraderIdParam(longTpElem, null, false);
+            log.info("[Gate] 多仓止盈触发 gridId:{}, orderId:{}", longTpElem.getId(), orderId);
+            cancelFarthestLongStopLoss();
+            checkLastTakeProfitAndRestart();
+            return;
+        }
+        // [Gate-需求1] 空仓止盈触发:清空止盈状态 + 取消最远空仓止损 + 检查是否最后一个止盈
+        GridElement shortTpElem = GridElement.findByShortTakeProfitOrderId(orderId);
+        if (shortTpElem != null && StrUtil.isNotEmpty(tradeId) && !tradeId.equals("0")) {
+            shortTakeProfitTraderIdParam(shortTpElem, null, false);
+            log.info("[Gate] 空仓止盈触发 gridId:{}, orderId:{}", shortTpElem.getId(), orderId);
+            cancelFarthestShortStopLoss();
+            checkLastTakeProfitAndRestart();
+            return;
+        }
+
         GridElement longStopLossElem = GridElement.findByLongStopLossOrderId(orderId);
 //        if (longStopLossElem != null && longPositionSize.compareTo(BigDecimal.ZERO) > 0 && StrUtil.isNotEmpty(tradeId) && !tradeId.equals("0")) {
         if (longStopLossElem != null && StrUtil.isNotEmpty(tradeId) && !tradeId.equals("0")) {
@@ -608,17 +636,22 @@
             if (shortGridElement.isHasShortOrder() && StrUtil.isNotEmpty(tradeId) && !tradeId.equals("0") ){
                 int filledQty = Integer.parseInt(shortGridElement.getShortTraderParam().getQuantity());
                 shortEntryTraderIdParam(shortGridElement, null, false);
-                extendShortStopLoss(filledQty,shortGridElement.getId());
-                log.info("[Gate] 空单成交 gridId:{}", filledQty);
+                // [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());
+                extendShortStopLoss(posSize, shortGridElement.getId());
+                accumulatedShortLossCount = 0; // 加仓订单成交,重置止损累计
+                log.info("[Gate] 空单成交 gridId:{}, 当前持仓:{}张", filledQty, posSize);
 
                 // 空仓持仓超过baseQuantity时,从gridId-2开始向外追挂止盈
                 BigDecimal shortBaseQty = new BigDecimal(config.getBaseQuantity());
                 BigDecimal shortGridQty = new BigDecimal(config.getQuantity());
-                if (shortPositionSize.compareTo(shortBaseQty) > 0) {
-                    BigDecimal shortExcess = shortPositionSize.subtract(shortBaseQty);
+                if (BigDecimal.valueOf(posSize).compareTo(shortBaseQty) > 0) {
+                    BigDecimal shortExcess = BigDecimal.valueOf(posSize).subtract(shortBaseQty);
                     int shortExcessCount = shortExcess.divide(shortGridQty, 0, RoundingMode.DOWN).intValue();
                     for (int i = 0; i < shortExcessCount; i++) {
-                        int tpGridId = shortGridElement.getId() - 2 - i;
+                        int tpGridId = shortGridElement.getId() - 2 * (i + 1);
                         GridElement tpElem = GridElement.findById(tpGridId);
                         if (tpElem == null || tpElem.getShortTakeProfitOrderId() != null) {
                             continue;
@@ -646,17 +679,22 @@
 
                 int filledQty = Integer.parseInt(longGridElement.getLongTraderParam().getQuantity());
                 longEntryTraderIdParam(longGridElement, null, false);
-                extendLongStopLoss(filledQty,longGridElement.getId());
-                log.info("[Gate] 多单成交 gridId:{}", filledQty);
+                // [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());
+                extendLongStopLoss(posSize, longGridElement.getId());
+                accumulatedLongLossCount = 0; // 加仓订单成交,重置止损累计
+                log.info("[Gate] 多单成交 gridId:{}, 当前持仓:{}张", filledQty, posSize);
 
                 // 多仓持仓超过baseQuantity时,从gridId+2开始向外追挂止盈
                 BigDecimal longBaseQty = new BigDecimal(config.getBaseQuantity());
                 BigDecimal longGridQty = new BigDecimal(config.getQuantity());
-                if (longPositionSize.compareTo(longBaseQty) > 0) {
-                    BigDecimal longExcess = longPositionSize.subtract(longBaseQty);
+                if (BigDecimal.valueOf(posSize).compareTo(longBaseQty) > 0) {
+                    BigDecimal longExcess = BigDecimal.valueOf(posSize).subtract(longBaseQty);
                     int longExcessCount = longExcess.divide(longGridQty, 0, RoundingMode.DOWN).intValue();
                     for (int i = 0; i < longExcessCount; i++) {
-                        int tpGridId = longGridElement.getId() + 2 + i;
+                        int tpGridId = longGridElement.getId() + 2 * (i + 1);
                         GridElement tpElem = GridElement.findById(tpGridId);
                         if (tpElem == null || tpElem.getLongTakeProfitOrderId() != null) {
                             continue;
@@ -680,6 +718,54 @@
         }
     }
 
+
+    /**
+     * 查询交易所当前持仓张数(绝对值)。加仓/开仓后重挂止盈止损时调用,
+     * 绕过本地 WS 推送缓存避免时序竞态,直接拿到交易所权威数据。
+     *
+     * @param mode 持仓模式(DUAL_LONG / DUAL_SHORT)
+     * @return 持仓张数(绝对值),查询失败返回 0
+     */
+    private int queryPositionSize(Position.ModeEnum mode) {
+        Position p = queryPosition(mode);
+        if (p != null) {
+            return new BigDecimal(p.getSize()).abs().intValue();
+        }
+        return 0;
+    }
+
+    /**
+     * 查询交易所当前持仓均价,绕过本地 WS 推送缓存避免时序竞态。
+     *
+     * @param mode 持仓模式(DUAL_LONG / DUAL_SHORT)
+     * @return 持仓均价,无持仓或查询失败返回 BigDecimal.ZERO
+     */
+    private BigDecimal queryEntryPrice(Position.ModeEnum mode) {
+        Position p = queryPosition(mode);
+        if (p != null && p.getEntryPrice() != null) {
+            return new BigDecimal(p.getEntryPrice());
+        }
+        return BigDecimal.ZERO;
+    }
+
+    /**
+     * 查询指定模式的持仓对象。
+     */
+    private Position queryPosition(Position.ModeEnum mode) {
+        try {
+            List<Position> positions = futuresApi.listPositions(SETTLE).execute();
+            if (positions != null) {
+                for (Position p : positions) {
+                    if (mode == p.getMode() && config.getContract().equals(p.getContract())) {
+                        return p;
+                    }
+                }
+            }
+        } catch (Exception e) {
+            log.warn("[Gate] 查询{}持仓失败", mode, e);
+        }
+        return null;
+    }
 
     // ---- 网格队列处理 ----
 
@@ -848,6 +934,8 @@
      */
     private void generateShortQueue() {
         shortPriceQueue.clear();
+        totalShortPriceQueue.clear();
+        totalLongPriceQueue.clear();
         int prec = config.getPriceScale();
         BigDecimal step = shortBaseEntryPrice.multiply(config.getGridRate()).setScale(prec, RoundingMode.HALF_UP);
         config.setStep(step);
@@ -960,8 +1048,8 @@
             elements.add(GridElement.builder()
                     .id(0)
                     .gridPrice(price)
-                    .upId(shortSize > 0 ? 1 : null)
-                    .downId(longSize > 0 ? -1 : null)
+                    .upId(longSize > 0 ? 1 : null)
+                    .downId(shortSize > 0 ? -1 : null)
                     .longTraderParam(longParam)
                     .shortTraderParam(shortParam)
                     .build());
@@ -1021,25 +1109,27 @@
                     GridElement newEntryGrid = GridElement.findById(upId);
 
                     if (newEntryGrid != null) {
-//                        log.info("[Gate-2] 多仓仓位归零 空仓队列触发, 匹配:{},当前价:{}", matched, currentPrice);
-                        if (!newEntryGrid.isHasLongOrder()) {
-                            BigDecimal triggerPrice = newEntryGrid.getGridPrice();
-                            String size = config.getBaseQuantity();
-                            log.info("[Gate] 多仓仓位归零 gridId:{}, 挂{}基础张多单",
-                                    newEntryGrid.getId(),  size);
-                            newEntryGrid.getLongTraderParam().setQuantity(size);
-                            placeEntryOrderWithPreFlag(newEntryGrid, true, triggerPrice,
-                                    FuturesPriceTrigger.RuleEnum.NUMBER_1, size);
-                        }
-
 
                         GridElement cancelGridElement = GridElement.findById(newEntryGrid.getUpId());
+                        String quantity = cancelGridElement != null
+                                ? cancelGridElement.getLongTraderParam().getQuantity()
+                                : config.getBaseQuantity();
                         if (cancelGridElement != null && cancelGridElement.isHasLongOrder()) {
                             String longOrderId = cancelGridElement.getLongOrderId();
                             executor.cancelConditionalOrder(longOrderId, oid -> {
                                 longEntryTraderIdParam(cancelGridElement, null, false);
                                 log.info("[Gate] 多仓仓位归零, 取消gridId:{}的多单,{}", cancelGridElement.getId(),longOrderId);
                             });
+                        }
+//                        log.info("[Gate-2] 多仓仓位归零 空仓队列触发, 匹配:{},当前价:{}", matched, currentPrice);
+                        if (!newEntryGrid.isHasLongOrder()) {
+                            BigDecimal triggerPrice = newEntryGrid.getGridPrice();
+                            String size = quantity;
+                            log.info("[Gate] 多仓仓位归零 gridId:{}, 挂{}基础张多单",
+                                    newEntryGrid.getId(),  size);
+                            newEntryGrid.getLongTraderParam().setQuantity(size);
+                            placeEntryOrderWithPreFlag(newEntryGrid, true, triggerPrice,
+                                    FuturesPriceTrigger.RuleEnum.NUMBER_1, size);
                         }
                     }
                 }
@@ -1069,18 +1159,12 @@
                     GridElement newEntryGrid = GridElement.findById(downId);
 
                     if (newEntryGrid != null) {
-//                        log.info("[Gate-4] 空仓仓位归零 多仓队列触发, 匹配:{},当前价:{}", matched, currentPrice);
-                        if (!newEntryGrid.isHasShortOrder()){
-                            BigDecimal triggerPrice = newEntryGrid.getGridPrice();
-                            String size = config.getBaseQuantity();
-                            log.info("[Gate] 空仓仓位归零 gridId:{}, 挂{}基础张多单",
-                                    newEntryGrid.getId(),  size);
-                            newEntryGrid.getShortTraderParam().setQuantity(size);
-                            placeEntryOrderWithPreFlag(newEntryGrid, false, triggerPrice,
-                                    FuturesPriceTrigger.RuleEnum.NUMBER_2, negate(size));
-                        }
 
                         GridElement cancelGridElement = GridElement.findById(newEntryGrid.getDownId());
+
+                        String quantity = cancelGridElement != null
+                                ? cancelGridElement.getShortTraderParam().getQuantity()
+                                : config.getBaseQuantity();
                         /**
                          * 看是否有空仓挂单,有就取消
                          */
@@ -1090,6 +1174,16 @@
                                 shortEntryTraderIdParam(cancelGridElement, null, false);
                                 log.info("[Gate] 空仓仓位归零, 取消gridId:{}的多单{}", cancelGridElement.getId(),shortOrderId);
                             });
+                        }
+//                        log.info("[Gate-4] 空仓仓位归零 多仓队列触发, 匹配:{},当前价:{}", matched, currentPrice);
+                        if (!newEntryGrid.isHasShortOrder()){
+                            BigDecimal triggerPrice = newEntryGrid.getGridPrice();
+                            String size = quantity;
+                            log.info("[Gate] 空仓仓位归零 gridId:{}, 挂{}基础张多单",
+                                    newEntryGrid.getId(),  size);
+                            newEntryGrid.getShortTraderParam().setQuantity(size);
+                            placeEntryOrderWithPreFlag(newEntryGrid, false, triggerPrice,
+                                    FuturesPriceTrigger.RuleEnum.NUMBER_2, negate(size));
                         }
 
                     }
@@ -1112,21 +1206,22 @@
             return;
         }
 
-        BigDecimal triggerPrice = newEntryGrid.getGridPrice();
+        // [Gate-BugFix] 防止与"仓位归零"重复下单:若该网格已有挂单则跳过
+        if (!newEntryGrid.isHasLongOrder()) {
+            BigDecimal triggerPrice = newEntryGrid.getGridPrice();
 
-        BigDecimal baseQuantity = new BigDecimal(config.getBaseQuantity());
-        BigDecimal subtract = baseQuantity.subtract(longPositionSize);
-        String size = new BigDecimal(config.getQuantity()).add(new BigDecimal(config.getQuantity())).toString();
-        if (subtract.compareTo(BigDecimal.ZERO) > 0){
-            size = subtract.add(new BigDecimal(config.getQuantity())).toString();
+            // 累计止损张数 + 当前止损量作为追单size,不再依赖positionSize(避免WS竞态)
+            accumulatedLongLossCount += Integer.parseInt(config.getQuantity());
+            String size = String.valueOf(accumulatedLongLossCount + Integer.parseInt(config.getQuantity()));
+            log.info("[Gate] 多仓止损触发 gridId:{}, 在gridId:{}挂{}基础张多单",
+                    gridId, newEntryGridId, size);
+
+            newEntryGrid.getLongTraderParam().setQuantity(size);
+            placeEntryOrderWithPreFlag(newEntryGrid, true, triggerPrice,
+                    FuturesPriceTrigger.RuleEnum.NUMBER_1, size);
+        }else{
+            log.warn("[Gate] 多仓止损触发 gridId:{}, 目标gridId:{}已有挂单,跳过重复下单", gridId, newEntryGridId);
         }
-        log.info("[Gate] 多仓止损触发 gridId:{}, 在gridId:{}挂{}基础张多单",
-                gridId, newEntryGridId, size);
-
-        newEntryGrid.getLongTraderParam().setQuantity(size);
-        placeEntryOrderWithPreFlag(newEntryGrid, true, triggerPrice,
-                FuturesPriceTrigger.RuleEnum.NUMBER_1, size);
-
 
         int cancelGridId = gridId + 2;
         GridElement cancelGrid = GridElement.findById(cancelGridId);
@@ -1170,20 +1265,23 @@
             return;
         }
 
-        BigDecimal triggerPrice = newEntryGrid.getGridPrice();
+        // [Gate-BugFix] 防止与"仓位归零"重复下单:若该网格已有挂单则跳过
+        if (!newEntryGrid.isHasShortOrder()) {
+            BigDecimal triggerPrice = newEntryGrid.getGridPrice();
 
-        BigDecimal baseQuantity = new BigDecimal(config.getBaseQuantity());
-        BigDecimal subtract = baseQuantity.subtract(shortPositionSize);
-
-        String size = new BigDecimal(config.getQuantity()).add(new BigDecimal(config.getQuantity())).toString();
-        if (subtract.compareTo(BigDecimal.ZERO) > 0){
-            size = subtract.add(new BigDecimal(config.getQuantity())).toString();
+            // 累计止损张数 + 当前止损量作为追单size,不再依赖positionSize(避免WS竞态)
+            accumulatedShortLossCount += Integer.parseInt(config.getQuantity());
+            String size = String.valueOf(accumulatedShortLossCount + Integer.parseInt(config.getQuantity()));
+            log.info("[Gate] 空仓止损触发 gridId:{}, 在gridId:{}挂{}基础张空单",
+                    gridId, newEntryGridId, size);
+            newEntryGrid.getShortTraderParam().setQuantity(size);
+            placeEntryOrderWithPreFlag(newEntryGrid, false, triggerPrice,
+                    FuturesPriceTrigger.RuleEnum.NUMBER_2, negate(size));
+        }else{
+            log.warn("[Gate] 空仓止损触发 gridId:{}, 目标gridId:{}已有挂单,跳过重复下单", gridId, newEntryGridId);
         }
-        log.info("[Gate] 空仓止损触发 gridId:{}, 在gridId:{}挂{}基础张空单",
-                gridId, newEntryGridId, size);
-        newEntryGrid.getShortTraderParam().setQuantity(size);
-        placeEntryOrderWithPreFlag(newEntryGrid, false, triggerPrice,
-                FuturesPriceTrigger.RuleEnum.NUMBER_2, negate(size));
+
+
 
 
         int cancelGridId = gridId - 2;
@@ -1214,6 +1312,189 @@
         }
     }
 
+    // ========== 止盈/止损取消辅助方法 ==========
+
+    /**
+     * 止盈触发后检查跨度是否达至要求,满足条件则重启策略。
+     *
+     * <h3>跨度定义</h3>
+     * {@code restartGridSpan} 表示多少倍的绝对步长 step(= 短基价 × gridRate)。
+     *
+     * <h3>判断逻辑</h3>
+     * <ol>
+     *   <li>多空双边均有持仓:longEntryPrice − shortEntryPrice > span × step</li>
+     *   <li>仅持多仓:currentPrice − longEntryPrice > span × step</li>
+     *   <li>仅持空仓:shortEntryPrice − currentPrice > span × step</li>
+     * </ol>
+     * restartGridSpan=0 时禁用此功能。重启复用仓位归零模式:取消全部条件单 → 平仓 → 延迟启动。
+     */
+    private void checkLastTakeProfitAndRestart() {
+        int span = config.getRestartGridSpan();
+        if (span <= 0) {
+            return;
+        }
+
+        // 检查是否还有剩余止盈单,只有多空止盈全部清空才继续
+        if (GridElement.getLongTakeProfitCount() > 0 || GridElement.getShortTakeProfitCount() > 0) {
+            log.info("[Gate] 尚有未触发止盈单, 暂不检查跨度重启 longTpCount:{}, shortTpCount:{}",
+                    GridElement.getLongTakeProfitCount(), GridElement.getShortTakeProfitCount());
+            return;
+        }
+
+        BigDecimal step = config.getStep();
+        if (step == null || step.compareTo(BigDecimal.ZERO) == 0) {
+            return;
+        }
+        BigDecimal threshold = step.multiply(new BigDecimal(span));
+
+        BigDecimal currentPrice = lastKlinePrice;
+        if (currentPrice == null || currentPrice.compareTo(BigDecimal.ZERO) == 0) {
+            return;
+        }
+
+        // 查交易所获取最新持仓均价和持仓量,不用本地缓存避免 WS 时序竞态
+        Position longPos = queryPosition(Position.ModeEnum.DUAL_LONG);
+        Position shortPos = queryPosition(Position.ModeEnum.DUAL_SHORT);
+        boolean hasLong = longPos != null && Math.abs(Integer.parseInt(longPos.getSize())) > 0;
+        boolean hasShort = shortPos != null && Math.abs(Integer.parseInt(shortPos.getSize())) > 0;
+        BigDecimal longAvgPrice = (longPos != null && longPos.getEntryPrice() != null)
+                ? new BigDecimal(longPos.getEntryPrice()) : BigDecimal.ZERO;
+        BigDecimal shortAvgPrice = (shortPos != null && shortPos.getEntryPrice() != null)
+                ? new BigDecimal(shortPos.getEntryPrice()) : BigDecimal.ZERO;
+
+        boolean shouldRestart = false;
+        String reason = "";
+
+        if (hasLong && hasShort) {
+            // 多空双边持仓:|多均价 − 空均价| > span × step
+            BigDecimal gap = shortAvgPrice.subtract(longAvgPrice);
+            if (gap.compareTo(threshold) >= 0) {
+                shouldRestart = true;
+                reason = StrUtil.format("双边跨度 |多均价:{} − 空均价:{}| = {} >= {} (span:{}×step:{})",
+                        longAvgPrice, shortAvgPrice, gap, threshold, span, step);
+            }
+        } else if (hasLong) {
+            // 仅持多仓:当前价 − 多均价 > span × step
+            BigDecimal gap = currentPrice.subtract(longAvgPrice);
+            if (gap.compareTo(threshold) >= 0) {
+                shouldRestart = true;
+                reason = StrUtil.format("多仓跨度 当前价:{} − 多均价:{} = {} > {} (span:{}×step:{})",
+                        currentPrice, longAvgPrice, gap, threshold, span, step);
+            }
+        } else if (hasShort) {
+            // 仅持空仓:空均价 − 当前价 > span × step
+            BigDecimal gap = shortAvgPrice.subtract(currentPrice);
+            if (gap.compareTo(threshold) >= 0) {
+                shouldRestart = true;
+                reason = StrUtil.format("空仓跨度 空均价:{} − 当前价:{} = {} > {} (span:{}×step:{})",
+                        shortAvgPrice, currentPrice, gap, threshold, span, step);
+            }
+        }
+
+        if (shouldRestart) {
+            log.info("[Gate] 跨度已达要求 → {},最后一个止盈触发策略重启", reason);
+            try {
+                futuresApi.cancelPriceTriggeredOrderList(SETTLE, config.getContract());
+            } catch (ApiException ex) {
+                log.warn("[Gate] 重启前清理条件单失败", ex);
+            }
+            closeExistingPositions();
+            state = StrategyState.STOPPED;
+            executor.submitTask(() -> {
+                try { Thread.sleep(3000); } catch (InterruptedException ex) { Thread.currentThread().interrupt(); }
+                startGrid();
+            });
+        }
+    }
+
+    /**
+     * 取消最远的多仓止损订单。
+     * 多仓止损在 gridId 负方向,最远 = id 最小。
+     */
+    private void cancelFarthestLongStopLoss() {
+        GridElement farthest = null;
+        for (GridElement e : config.getGridElements()) {
+            if (e.getLongStopLossOrderId() != null) {
+                if (farthest == null || e.getId() < farthest.getId()) {
+                    farthest = e;
+                }
+            }
+        }
+        if (farthest != null) {
+            String slId = farthest.getLongStopLossOrderId();
+            farthest.setLongStopLossOrderId(null);
+            GridElement.refreshIndices();
+            GridElement finalFarthest = farthest;
+            executor.cancelConditionalOrder(slId, oid ->
+                    log.info("[Gate] 止盈触发, 取消最远多仓止损 gridId:{}, orderId:{}", finalFarthest.getId(), slId));
+        }
+    }
+
+    /**
+     * 取消最远的空仓止损订单。
+     * 空仓止损在 gridId 正方向,最远 = id 最大。
+     */
+    private void cancelFarthestShortStopLoss() {
+        GridElement farthest = null;
+        for (GridElement e : config.getGridElements()) {
+            if (e.getShortStopLossOrderId() != null) {
+                if (farthest == null || e.getId() > farthest.getId()) {
+                    farthest = e;
+                }
+            }
+        }
+        if (farthest != null) {
+            String slId = farthest.getShortStopLossOrderId();
+            farthest.setShortStopLossOrderId(null);
+            GridElement.refreshIndices();
+            GridElement finalFarthest = farthest;
+            executor.cancelConditionalOrder(slId, oid ->
+                    log.info("[Gate] 止盈触发, 取消最远空仓止损 gridId:{}, orderId:{}", finalFarthest.getId(), slId));
+        }
+    }
+
+    /**
+     * 取消所有多仓止盈 + 多仓止损订单(加仓后重建前清场)。
+     */
+    private void cancelAllLongTakeProfitsAndStopLosses() {
+        for (GridElement e : config.getGridElements()) {
+            String tpId = e.getLongTakeProfitOrderId();
+            if (tpId != null) {
+                e.setLongTakeProfitOrderId(null);
+                executor.cancelConditionalOrder(tpId, oid -> {});
+            }
+            String slId = e.getLongStopLossOrderId();
+            if (slId != null) {
+                e.setLongStopLossOrderId(null);
+                executor.cancelConditionalOrder(slId, oid -> {});
+            }
+        }
+        GridElement.refreshIndices();
+        log.info("[Gate] 已提交取消所有多仓止盈+止损");
+    }
+
+    /**
+     * 取消所有空仓止盈 + 空仓止损订单(加仓后重建前清场)。
+     */
+    private void cancelAllShortTakeProfitsAndStopLosses() {
+        for (GridElement e : config.getGridElements()) {
+            String tpId = e.getShortTakeProfitOrderId();
+            if (tpId != null) {
+                e.setShortTakeProfitOrderId(null);
+                executor.cancelConditionalOrder(tpId, oid -> {});
+            }
+            String slId = e.getShortStopLossOrderId();
+            if (slId != null) {
+                e.setShortStopLossOrderId(null);
+                executor.cancelConditionalOrder(slId, oid -> {});
+            }
+        }
+        GridElement.refreshIndices();
+        log.info("[Gate] 已提交取消所有空仓止盈+止损");
+    }
+
+    // ========== 止损追单 ==========
+
     private void extendLongStopLoss(int filledQty,int gridId) {
         int furthestSlId = 0;
         for (GridElement e : config.getGridElements()) {
@@ -1221,12 +1502,16 @@
                 furthestSlId = e.getId();
             }
         }
+
+        int interval  = 1;
         if (furthestSlId == 0) {
             furthestSlId = gridId;
+            interval = 2;
         }
-        log.info("[Gate] 多仓追挂止损, 当前最远止损gridId:{}, 追加{}张", furthestSlId, filledQty);
-        for (int i = 0; i < filledQty; i++) {
-            int newSlId = furthestSlId - i - 1;
+        int stopLossCount = filledQty / Integer.parseInt(config.getQuantity());
+        log.info("[Gate] 多仓追挂止损, 当前最远止损gridId:{}, 成交{}张, 追加{}个止损单", furthestSlId, filledQty, stopLossCount);
+        for (int i = 0; i < stopLossCount; i++) {
+            int newSlId = furthestSlId - i - interval;
             GridElement elem = GridElement.findById(newSlId);
             if (elem == null) {
                 continue;
@@ -1254,12 +1539,16 @@
                 furthestSlId = e.getId();
             }
         }
+
+        int interval  = 1;
         if (furthestSlId == 0) {
             furthestSlId = gridId;
+            interval = 2;
         }
-        log.info("[Gate] 空仓追挂止损, 当前最远止损gridId:{}, 追加{}张", furthestSlId, filledQty);
-        for (int i = 0; i < filledQty; i++) {
-            int newSlId = furthestSlId + i + 1;
+        int stopLossCount = filledQty / Integer.parseInt(config.getQuantity());
+        log.info("[Gate] 空仓追挂止损, 当前最远止损gridId:{}, 成交{}张, 追加{}个止损单", furthestSlId, filledQty, stopLossCount);
+        for (int i = 0; i < stopLossCount; i++) {
+            int newSlId = furthestSlId + i + interval;
             GridElement elem = GridElement.findById(newSlId);
             if (elem == null) {
                 continue;

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