From 0903b84e9bc0fe051324e07bd4c035c747454b8f Mon Sep 17 00:00:00 2001
From: Administrator <15274802129@163.com>
Date: Mon, 13 Jul 2026 10:40:45 +0800
Subject: [PATCH] refactor(gateApi): 优化止损订单管理逻辑

---
 src/main/java/com/xcong/excoin/modules/gateApi/GateGridTradeService.java |  547 ++++++++++++++++++++++++++++++++++++++----------------
 1 files changed, 384 insertions(+), 163 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 f787a58..39b1c43 100644
--- a/src/main/java/com/xcong/excoin/modules/gateApi/GateGridTradeService.java
+++ b/src/main/java/com/xcong/excoin/modules/gateApi/GateGridTradeService.java
@@ -1,4 +1,4 @@
-package com.xcong.excoin.modules.gateApi;
+package com.xcong.excoin.modules.gateApi;
 
 import cn.hutool.core.collection.CollUtil;
 import cn.hutool.core.util.StrUtil;
@@ -364,6 +364,7 @@
      * @param closePrice K 线收盘价(即当前最新成交价)
      */
     public void onKline(BigDecimal closePrice) {
+
         lastKlinePrice = closePrice;
 
         //初始化0位置的开仓,并且用空的开仓价格,作为价格基准来划分网格
@@ -391,9 +392,7 @@
             return;
         }
 
-
-//        checkProfitAndReset();
-
+        checkProfitAndReset();
 
         if (state == StrategyState.ACTIVE &&
                 longActive == false &&
@@ -412,25 +411,18 @@
     /** Gate 永续合约 taker 费率 0.05% */
     private static final BigDecimal TAKER_FEE_RATE = new BigDecimal("0.0005");
     private void checkProfitAndReset() {
+        if (state == StrategyState.STOPPED || state == StrategyState.WAITING_KLINE) {
+            return;
+        }
         try {
 
             BigDecimal target = initialPrincipal.add(config.getExpectedProfit());
 
             FuturesAccount account = futuresApi.listFuturesAccounts(SETTLE);
-            BigDecimal unrealisedPnl = new BigDecimal(account.getCrossUnrealisedPnl());
-            BigDecimal available = new BigDecimal(account.getCrossAvailable());
-            BigDecimal totalEquity = unrealisedPnl.add(available);
+            BigDecimal totalEquity = new BigDecimal(account.getTotal()).add(new BigDecimal(account.getUnrealisedPnl()));
 
-            // 估算平仓手续费:(多仓张数+空仓张数) × 合约面值 × 当前价 × taker费率
-            BigDecimal totalSize = longPositionSize.abs().add(shortPositionSize.abs());
-            BigDecimal closeContractValue =
-                    totalSize.multiply(config.getContractMultiplier()).multiply(lastKlinePrice != null ? lastKlinePrice : BigDecimal.ZERO);
-            BigDecimal estimatedFee = closeContractValue.multiply(TAKER_FEE_RATE);
-            BigDecimal netEquity = totalEquity.subtract(estimatedFee);
-            log.info("[Gate] 盈亏检查,总张数:{}, upl:{}, avail:{}, 合计:{}, 估手续费:{}, 净权益:{}, 目标:{}",
-                    totalSize,unrealisedPnl, available, totalEquity, estimatedFee, netEquity, target);
-            if (netEquity.compareTo(target) > 0) {
-                log.info("[Gate] 盈亏达标(净权益{}>目标{}),重置策略", netEquity, target);
+            if (totalEquity.compareTo(target) > 0) {
+                log.info("[Gate] 盈亏达标(净权益{}>目标{}),重置策略", totalEquity, target);
                 state = StrategyState.STOPPED;
                 try {
                     futuresApi.cancelPriceTriggeredOrderList(SETTLE, config.getContract());
@@ -599,22 +591,21 @@
             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
+        // [Gate-需求1] 多仓止盈触发:清空止盈状态 + 取消最近多仓止损
         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();
+            cancelNearestLongStopLoss();
             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
+        // [Gate-需求1] 空仓止盈触发:清空止盈状态 + 取消最近空仓止损
         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();
+            cancelNearestShortStopLoss();
+//            checkLastTakeProfitAndRestart();
             return;
         }
 
@@ -638,19 +629,54 @@
                 shortEntryTraderIdParam(shortGridElement, null, false);
                 // [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();
-                int posSize = queryPositionSize(Position.ModeEnum.DUAL_SHORT);
+                // 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
+//                int tpGridId = 0;
+//                GridElement tpElem = GridElement.findById(tpGridId);
+//                // 已有止盈单先取消再重挂
+//                String existingShortTpId = tpElem.getShortTakeProfitOrderId();
+//                if (existingShortTpId != null) {
+//                    executor.cancelConditionalOrder(existingShortTpId, oid -> {
+//                        shortTakeProfitTraderIdParam(tpElem, null, false);
+//                        log.info("[Gate] 空仓止盈取消(gridId:{}),准备重挂", tpGridId);
+//                    });
+//                }
+//                BigDecimal tpPrice = tpElem.getGridPrice();
+//                int finalTpGridId = tpGridId;
+//                executor.placeTakeProfit(
+//                        tpPrice,
+//                        FuturesPriceTrigger.RuleEnum.NUMBER_2,
+//                        ORDER_TYPE_CLOSE_SHORT,
+//                        config.getQuantity(),
+//                        profitId -> {
+//                            shortTakeProfitTraderIdParam(tpElem, profitId, true);
+//                            log.info("[Gate] 空仓止盈挂单, gridId:{}, 触发价:{}, takeProfitId:{}",
+//                                    finalTpGridId, tpPrice, profitId);
+//                        }
+//                );
+
+                // 空仓持仓超过baseQuantity时,先找多仓第一个止损位置,从该位置向下挂止盈(间隔=1)
                 BigDecimal shortBaseQty = new BigDecimal(config.getBaseQuantity());
                 BigDecimal shortGridQty = new BigDecimal(config.getQuantity());
                 if (BigDecimal.valueOf(posSize).compareTo(shortBaseQty) > 0) {
                     BigDecimal shortExcess = BigDecimal.valueOf(posSize).subtract(shortBaseQty);
                     int shortExcessCount = shortExcess.divide(shortGridQty, 0, RoundingMode.DOWN).intValue();
+
+//                    // 找多仓第一个(最近的)止损位置
+//                    int firstLongSlId = 0;
+//                    for (GridElement e : config.getGridElements()) {
+//                        if (e.hasLongStopLossOrders()) {
+//                            if (firstLongSlId == 0 || e.getId() > firstLongSlId) {
+//                                firstLongSlId = e.getId();
+//                            }
+//                        }
+//                    }
+
                     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;
@@ -680,19 +706,54 @@
                 longEntryTraderIdParam(longGridElement, null, false);
                 // [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();
-                int posSize = queryPositionSize(Position.ModeEnum.DUAL_LONG);
+                // 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
+//                int tpGridId = 0;
+//                GridElement tpElem = GridElement.findById(tpGridId);
+//                // 已有止盈单先取消再重挂
+//                String existingLongTpId = tpElem.getLongTakeProfitOrderId();
+//                if (existingLongTpId != null) {
+//                    executor.cancelConditionalOrder(existingLongTpId, oid -> {
+//                        longTakeProfitTraderIdParam(tpElem, null, false);
+//                        log.info("[Gate] 多仓止盈取消(gridId:{}),准备重挂", tpGridId);
+//                    });
+//                }
+//                BigDecimal tpPrice = tpElem.getGridPrice();
+//                int finalTpGridId = tpGridId;
+//                executor.placeTakeProfit(
+//                        tpPrice,
+//                        FuturesPriceTrigger.RuleEnum.NUMBER_1,
+//                        ORDER_TYPE_CLOSE_LONG,
+//                        negate(config.getQuantity()),
+//                        profitId -> {
+//                            longTakeProfitTraderIdParam(tpElem, profitId, true);
+//                            log.info("[Gate] 多仓止盈挂单, gridId:{}, 触发价:{}, takeProfitId:{}",
+//                                    finalTpGridId, tpPrice, profitId);
+//                        }
+//                );
+
+                // 多仓持仓超过baseQuantity时,先找空仓第一个止损位置,从该位置向上挂止盈(间隔=1)
                 BigDecimal longBaseQty = new BigDecimal(config.getBaseQuantity());
                 BigDecimal longGridQty = new BigDecimal(config.getQuantity());
                 if (BigDecimal.valueOf(posSize).compareTo(longBaseQty) > 0) {
                     BigDecimal longExcess = BigDecimal.valueOf(posSize).subtract(longBaseQty);
                     int longExcessCount = longExcess.divide(longGridQty, 0, RoundingMode.DOWN).intValue();
+
+//                    // 找空仓第一个(最近的)止损位置
+//                    int firstShortSlId = 0;
+//                    for (GridElement e : config.getGridElements()) {
+//                        if (e.hasShortStopLossOrders()) {
+//                            if (firstShortSlId == 0 || e.getId() < firstShortSlId) {
+//                                firstShortSlId = e.getId();
+//                            }
+//                        }
+//                    }
+
                     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;
@@ -725,19 +786,44 @@
      * @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 new BigDecimal(p.getSize()).abs().intValue();
+                        return p;
                     }
                 }
             }
         } catch (Exception e) {
             log.warn("[Gate] 查询{}持仓失败", mode, e);
         }
-        return 0;
+        return null;
     }
 
     // ---- 网格队列处理 ----
@@ -767,6 +853,43 @@
             baseGridElement.setShortOrderId(baseShortTraderParam.getEntryOrderId());
             baseGridElement.setHasShortOrder(true);
 
+//            // 空仓止损对应的多仓止盈:多仓止盈挂在ID=3
+//            int tpGridIdLong = 3;
+//            GridElement tpElemLong = GridElement.findById(tpGridIdLong);
+//            BigDecimal triggerPriceLong = tpElemLong.getGridPrice();
+//            String sizeLong = config.getBaseQuantity();
+//            executor.placeTakeProfit(
+//                    triggerPriceLong,
+//                    FuturesPriceTrigger.RuleEnum.NUMBER_1,
+//                    ORDER_TYPE_CLOSE_LONG,
+//                    negate(sizeLong),
+//                    profitId -> {
+//                        tpElemLong.setLongTakeProfitOrderId(profitId);
+//                        GridElement.refreshIndices();
+//                        log.info("[Gate] 多仓止盈已挂(gridId:{}多止盈), 触发价:{}, takeProfitId:{}",
+//                                tpGridIdLong, triggerPriceLong, profitId);
+//                    }
+//            );
+//
+//
+//            // 多仓止损对应的空仓止盈:空仓止盈挂在ID=-3
+//            int tpGridIdShort = -3;
+//            GridElement tpElemShort = GridElement.findById(tpGridIdShort);
+//            BigDecimal triggerPriceShort = tpElemShort.getGridPrice();
+//            String sizeShort = config.getBaseQuantity();
+//            executor.placeTakeProfit(
+//                    triggerPriceShort,
+//                    FuturesPriceTrigger.RuleEnum.NUMBER_2,
+//                    ORDER_TYPE_CLOSE_SHORT,
+//                    sizeShort,
+//                    profitId -> {
+//                        tpElemShort.setShortTakeProfitOrderId(profitId);
+//                        GridElement.refreshIndices();
+//                        log.info("[Gate] 空仓止盈已挂(gridId:{}空止盈), 触发价:{}, takeProfitId:{}",
+//                                tpGridIdShort, triggerPriceShort, profitId);
+//                    }
+//            );
+
 //            int shortTime = 2;
 //            GridElement elemShort = GridElement.findById(shortTime);
 //            if (elemShort != null) {
@@ -778,7 +901,7 @@
 //                        ORDER_TYPE_CLOSE_SHORT,
 //                        size,
 //                        profitId -> {
-//                            elemShort.setShortStopLossOrderId(profitId);
+//                            elemShort.addShortStopLossOrderId(profitId);
 //                            GridElement.refreshIndices();
 //                            log.info("[Gate] 空仓止损已挂, gridId:{}, 触发价:{}, stopLossId:{}", shortTime, triggerPrice, profitId);
 //                        }
@@ -797,7 +920,7 @@
 //                        ORDER_TYPE_CLOSE_LONG,
 //                        negate(size),
 //                        profitId -> {
-//                            elemLong.setLongStopLossOrderId(profitId);
+//                            elemLong.addLongStopLossOrderId(profitId);
 //                            GridElement.refreshIndices();
 //                            log.info("[Gate] 多仓止损已挂, gridId:{}, 触发价:{}, stopLossId:{}", longTime, triggerPrice, profitId);
 //                        }
@@ -819,12 +942,13 @@
                         ORDER_TYPE_CLOSE_SHORT,
                         size,
                         profitId -> {
-                            elem.setShortStopLossOrderId(profitId);
+                            elem.addShortStopLossOrderId(profitId);
                             GridElement.refreshIndices();
                             log.info("[Gate] 空仓止损已挂, gridId:{}, 触发价:{}, stopLossId:{}", finalId, triggerPrice, profitId);
                         }
                 );
             }
+
 
 
             int longTime = Integer.parseInt(config.getBaseQuantity()) / Integer.parseInt(config.getQuantity()) + 1;
@@ -842,14 +966,14 @@
                         ORDER_TYPE_CLOSE_LONG,
                         negate(size),
                         profitId -> {
-                            elem.setLongStopLossOrderId(profitId);
+                            elem.addLongStopLossOrderId(profitId);
                             GridElement.refreshIndices();
                             log.info("[Gate] 多仓止损已挂, gridId:{}, 触发价:{}, stopLossId:{}", finalId, triggerPrice, profitId);
                         }
                 );
             }
 
-            log.info("[Gate] 止损单已全部挂完, 空仓止损: 2~{}, 多仓止损: -2~-{}", shortTime, longTime);
+            log.info("[Gate] 止损止盈单已全部挂完, 空仓止损:2~{}, 多仓止损:-2~-{}", shortTime, longTime);
 
             state = StrategyState.ACTIVE;
         }
@@ -1166,10 +1290,11 @@
     }
 
     private void handleLongStopLossTriggered(GridElement gridElement) {
-        gridElement.setLongStopLossOrderId(null);
+        gridElement.clearLongStopLossOrderIds();
 
+        accumulatedLongLossCount++;
         int gridId = gridElement.getId();
-        log.info("[Gate] 多仓止损触发 gridId:{}, 开始追单", gridId);
+        log.info("[Gate] 多仓止损触发 gridId:{}, 止损次数:{}, 开始追单", gridId, accumulatedLongLossCount);
         int newEntryGridId = gridId + 1;
 
         GridElement newEntryGrid = GridElement.findById(newEntryGridId);
@@ -1183,15 +1308,37 @@
         if (!newEntryGrid.isHasLongOrder()) {
             BigDecimal triggerPrice = newEntryGrid.getGridPrice();
 
-            // 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);
+            // 止损触发后持仓在减少,取REST和WS缓存中较小值更准确
+            int posSize = Math.min(queryPositionSize(Position.ModeEnum.DUAL_LONG), longPositionSize.intValue());
+            int maxPos = config.getMaxPositionSize();
+            // 止损阶梯:止损次数≤阈值时挂单量=单笔数量,超过后恢复默认逻辑(quantity*2)
+            int targetAmount;
+            if (config.getStopLossCount() > 0 && accumulatedLongLossCount <= config.getStopLossCount()) {
+                targetAmount = Integer.parseInt(config.getQuantity());
+            } else {
+                targetAmount = Integer.parseInt(config.getQuantity()) * 2; // quantity + 本次止损量
+            }
+            int addSize;
+            if (maxPos > 0) {
+                int remainingRoom = maxPos - posSize;
+                if (remainingRoom <= 0) {
+                    log.warn("[Gate] 多仓止损触发 gridId:{}, 当前持仓{}/{}已达上限,跳过追单",
+                            gridId, posSize, maxPos);
+                    addSize = 0;
+                } else {
+                    addSize = Math.min(remainingRoom, targetAmount);
+                }
+            } else {
+                addSize = targetAmount;
+            }
+            if (addSize > 0) {
+                String size = String.valueOf(addSize);
+                log.info("[Gate] 多仓止损触发 gridId:{}, 止损次数:{}, 在gridId:{}补{}张多单(当前{}/上限{})",
+                        gridId, accumulatedLongLossCount, newEntryGridId, size, posSize, maxPos > 0 ? maxPos : "无");
+                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);
         }
@@ -1225,10 +1372,11 @@
     }
 
     private void handleShortStopLossTriggered(GridElement gridElement) {
-        gridElement.setShortStopLossOrderId(null);
+        gridElement.clearShortStopLossOrderIds();
 
+        accumulatedShortLossCount++;
         int gridId = gridElement.getId();
-        log.info("[Gate] 空仓止损触发 gridId:{}, 开始追单", gridId);
+        log.info("[Gate] 空仓止损触发 gridId:{}, 止损次数:{}, 开始追单", gridId, accumulatedShortLossCount);
         int newEntryGridId = gridId - 1;
 
         GridElement newEntryGrid = GridElement.findById(newEntryGridId);
@@ -1242,14 +1390,37 @@
         if (!newEntryGrid.isHasShortOrder()) {
             BigDecimal triggerPrice = newEntryGrid.getGridPrice();
 
-            // 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));
+            // 止损触发后持仓在减少,取REST和WS缓存中较小值更准确
+            int posSize = Math.min(queryPositionSize(Position.ModeEnum.DUAL_SHORT), shortPositionSize.intValue());
+            int maxPos = config.getMaxPositionSize();
+            // 止损阶梯:止损次数≤阈值时挂单量=单笔数量,超过后恢复默认逻辑(quantity*2)
+            int targetAmount;
+            if (config.getStopLossCount() > 0 && accumulatedShortLossCount <= config.getStopLossCount()) {
+                targetAmount = Integer.parseInt(config.getQuantity());
+            } else {
+                targetAmount = Integer.parseInt(config.getQuantity()) * 2; // quantity + 本次止损量
+            }
+            int addSize;
+            if (maxPos > 0) {
+                int remainingRoom = maxPos - posSize;
+                if (remainingRoom <= 0) {
+                    log.warn("[Gate] 空仓止损触发 gridId:{}, 当前持仓{}/{}已达上限,跳过追单",
+                            gridId, posSize, maxPos);
+                    addSize = 0;
+                } else {
+                    addSize = Math.min(remainingRoom, targetAmount);
+                }
+            } else {
+                addSize = targetAmount;
+            }
+            if (addSize > 0) {
+                String size = String.valueOf(addSize);
+                log.info("[Gate] 空仓止损触发 gridId:{}, 止损次数:{}, 在gridId:{}补{}张空单(当前{}/上限{})",
+                        gridId, accumulatedShortLossCount, newEntryGridId, size, posSize, maxPos > 0 ? maxPos : "无");
+                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);
         }
@@ -1306,6 +1477,14 @@
         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;
@@ -1317,32 +1496,42 @@
             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 (longActive && shortActive) {
-            // 多空双边持仓:多均价 − 空均价 > span × step
-            BigDecimal gap = longEntryPrice.subtract(shortEntryPrice);
-            if (gap.compareTo(threshold) > 0) {
+        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:{})",
-                        longEntryPrice, shortEntryPrice, gap, threshold, span, step);
+                reason = StrUtil.format("双边跨度 |多均价:{} − 空均价:{}| = {} >= {} (span:{}×step:{})",
+                        longAvgPrice, shortAvgPrice, gap, threshold, span, step);
             }
-        } else if (longActive) {
+        } else if (hasLong) {
             // 仅持多仓:当前价 − 多均价 > span × step
-            BigDecimal gap = currentPrice.subtract(longEntryPrice);
-            if (gap.compareTo(threshold) > 0) {
+            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, longEntryPrice, gap, threshold, span, step);
+                        currentPrice, longAvgPrice, gap, threshold, span, step);
             }
-        } else if (shortActive) {
+        } else if (hasShort) {
             // 仅持空仓:空均价 − 当前价 > span × step
-            BigDecimal gap = shortEntryPrice.subtract(currentPrice);
-            if (gap.compareTo(threshold) > 0) {
+            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:{})",
-                        shortEntryPrice, currentPrice, gap, threshold, span, step);
+                        shortAvgPrice, currentPrice, gap, threshold, span, step);
             }
         }
 
@@ -1363,48 +1552,50 @@
     }
 
     /**
-     * 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。
+     * 取消最近的多仓止损订单(A 位置,gridId 最大即最接近 0)。
+     * 多仓止损在 gridId 负方向,A = gridId-2,是三个位置中 ID 最大(最接近 0)的那个。
      */
-    private void cancelFarthestLongStopLoss() {
-        GridElement farthest = null;
+    private void cancelNearestLongStopLoss() {
+        GridElement nearest = null;
         for (GridElement e : config.getGridElements()) {
-            if (e.getLongStopLossOrderId() != null) {
-                if (farthest == null || e.getId() < farthest.getId()) {
-                    farthest = e;
+            if (e.hasLongStopLossOrders()) {
+                if (nearest == null || e.getId() > nearest.getId()) {
+                    nearest = e;
                 }
             }
         }
-        if (farthest != null) {
-            String slId = farthest.getLongStopLossOrderId();
-            farthest.setLongStopLossOrderId(null);
+        if (nearest != null && nearest.hasLongStopLossOrders()) {
+            List<String> ids = nearest.getLongStopLossOrderIds();
+            String slId = ids.get(0); // 取第一个(最早加入的 = A 位置第一单)
+            nearest.removeLongStopLossOrderId(slId);
             GridElement.refreshIndices();
-            GridElement finalFarthest = farthest;
+            GridElement finalNearest = nearest;
             executor.cancelConditionalOrder(slId, oid ->
-                    log.info("[Gate] 止盈触发, 取消最远多仓止损 gridId:{}, orderId:{}", finalFarthest.getId(), slId));
+                    log.info("[Gate] 止盈触发, 取消最近多仓止损 gridId:{}, orderId:{}", finalNearest.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。
+     * 取消最近的空仓止损订单(A 位置,gridId 最小即最接近 0)。
+     * 空仓止损在 gridId 正方向,A = gridId+2,是三个位置中 ID 最小(最接近 0)的那个。
      */
-    private void cancelFarthestShortStopLoss() {
-        GridElement farthest = null;
+    private void cancelNearestShortStopLoss() {
+        GridElement nearest = null;
         for (GridElement e : config.getGridElements()) {
-            if (e.getShortStopLossOrderId() != null) {
-                if (farthest == null || e.getId() > farthest.getId()) {
-                    farthest = e;
+            if (e.hasShortStopLossOrders()) {
+                if (nearest == null || e.getId() < nearest.getId()) {
+                    nearest = e;
                 }
             }
         }
-        if (farthest != null) {
-            String slId = farthest.getShortStopLossOrderId();
-            farthest.setShortStopLossOrderId(null);
+        if (nearest != null && nearest.hasShortStopLossOrders()) {
+            List<String> ids = nearest.getShortStopLossOrderIds();
+            String slId = ids.get(0); // 取第一个(最早加入的 = A 位置第一单)
+            nearest.removeShortStopLossOrderId(slId);
             GridElement.refreshIndices();
-            GridElement finalFarthest = farthest;
+            GridElement finalNearest = nearest;
             executor.cancelConditionalOrder(slId, oid ->
-                    log.info("[Gate] 止盈触发, 取消最远空仓止损 gridId:{}, orderId:{}", finalFarthest.getId(), slId));
+                    log.info("[Gate] 止盈触发, 取消最近空仓止损 gridId:{}, orderId:{}", finalNearest.getId(), slId));
         }
     }
 
@@ -1418,11 +1609,10 @@
                 e.setLongTakeProfitOrderId(null);
                 executor.cancelConditionalOrder(tpId, oid -> {});
             }
-            String slId = e.getLongStopLossOrderId();
-            if (slId != null) {
-                e.setLongStopLossOrderId(null);
+            for (String slId : new ArrayList<>(e.getLongStopLossOrderIds())) {
                 executor.cancelConditionalOrder(slId, oid -> {});
             }
+            e.clearLongStopLossOrderIds();
         }
         GridElement.refreshIndices();
         log.info("[Gate] 已提交取消所有多仓止盈+止损");
@@ -1438,87 +1628,118 @@
                 e.setShortTakeProfitOrderId(null);
                 executor.cancelConditionalOrder(tpId, oid -> {});
             }
-            String slId = e.getShortStopLossOrderId();
-            if (slId != null) {
-                e.setShortStopLossOrderId(null);
+            for (String slId : new ArrayList<>(e.getShortStopLossOrderIds())) {
                 executor.cancelConditionalOrder(slId, oid -> {});
             }
+            e.clearShortStopLossOrderIds();
         }
         GridElement.refreshIndices();
         log.info("[Gate] 已提交取消所有空仓止盈+止损");
     }
 
-    // ========== 止损追单 ==========
+    /**
+     * 首次挂单成交时,取消初始化阶段挂的所有止盈单(多+空),止损单保留不动。
+     */
+    private void cancelAllInitialTakeProfits() {
 
-    private void extendLongStopLoss(int filledQty,int gridId) {
-        int furthestSlId = 0;
-        for (GridElement e : config.getGridElements()) {
-            if (e.getLongStopLossOrderId() != null && e.getId() < furthestSlId) {
-                furthestSlId = e.getId();
-            }
+
+        GridElement tpElemLong = GridElement.findById(3);
+        String longTpId = tpElemLong.getLongTakeProfitOrderId();
+        if (longTpId != null) {
+            longTakeProfitTraderIdParam(tpElemLong, null, false);
+            executor.cancelConditionalOrder(longTpId, oid -> {});
         }
 
-        int interval  = 1;
-        if (furthestSlId == 0) {
-            furthestSlId = gridId;
-            interval = 2;
+        GridElement tpElemShort = GridElement.findById(-3);
+        String shortTpId = tpElemShort.getShortTakeProfitOrderId();
+        if (shortTpId != null) {
+            shortTakeProfitTraderIdParam(tpElemShort, null, false);
+            executor.cancelConditionalOrder(shortTpId, oid -> {});
         }
-        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;
-            }
-            BigDecimal triggerPrice = elem.getGridPrice();
-            int finalSlId = newSlId;
-            executor.placeTakeProfit(
-                    triggerPrice,
-                    FuturesPriceTrigger.RuleEnum.NUMBER_2,
-                    ORDER_TYPE_CLOSE_LONG,
-                    negate(config.getQuantity()),
-                    profitId -> {
-                        elem.setLongStopLossOrderId(profitId);
-                        GridElement.refreshIndices();
-                        log.info("[Gate] 多仓止损追加, gridId:{}, 触发价:{}, stopLossId:{}", finalSlId, triggerPrice, profitId);
-                    }
-            );
-        }
+        GridElement.refreshIndices();
+        log.info("[Gate] 首次成交,取消所有初始化止盈单");
     }
 
-    private void extendShortStopLoss(int filledQty, int gridId) {
-        int furthestSlId = 0;
-        for (GridElement e : config.getGridElements()) {
-            if (e.getShortStopLossOrderId() != null && e.getId() > furthestSlId) {
-                furthestSlId = e.getId();
-            }
-        }
+    // ========== 止损追单(新逻辑:3 个固定位置,每个位置挂多个 1 张止损单) ==========
 
-        int interval  = 1;
-        if (furthestSlId == 0) {
-            furthestSlId = gridId;
-            interval = 2;
+    /**
+     * 多仓止损追单 — 3 个固定位置,从近到远分配合约。
+     * A(gridId-2): (filledQty/qty - 2) 个独立止损单,每个 qty 张
+     * B(gridId-3): 1 个止损单,qty 张
+     * C(gridId-4): 1 个止损单,qty 张
+     * 注意:多仓止损在 gridId 负方向,触发价 ≤ 网格价。
+     */
+    private void extendLongStopLoss(int filledQty, int gridId) {
+        int qty = Integer.parseInt(config.getQuantity());
+        int aCount = Math.max(0, filledQty / qty - 2);
+        log.info("[Gate] 多仓追挂止损, 成交{}张, gridId:{}, A({})x{}  B({})x1  C({})x1",
+                filledQty, gridId, gridId - 2, aCount, gridId - 3, gridId - 4);
+
+        // A 位置:挂 aCount 个独立止损单
+        placeStopLossOrders(gridId - 2, aCount, qty, FuturesPriceTrigger.RuleEnum.NUMBER_2,
+                ORDER_TYPE_CLOSE_LONG, true);
+        // B 位置:挂 1 个
+        placeStopLossOrders(gridId - 3, 1, qty, FuturesPriceTrigger.RuleEnum.NUMBER_2,
+                ORDER_TYPE_CLOSE_LONG, true);
+        // C 位置:挂 1 个
+        placeStopLossOrders(gridId - 4, 1, qty, FuturesPriceTrigger.RuleEnum.NUMBER_2,
+                ORDER_TYPE_CLOSE_LONG, true);
+    }
+
+    /**
+     * 空仓止损追单 — 3 个固定位置,从近到远分配合约。
+     * A(gridId+2): (filledQty/qty - 2) 个独立止损单,每个 qty 张
+     * B(gridId+3): 1 个止损单,qty 张
+     * C(gridId+4): 1 个止损单,qty 张
+     * 注意:空仓止损在 gridId 正方向,触发价 ≥ 网格价。
+     */
+    private void extendShortStopLoss(int filledQty, int gridId) {
+        int qty = Integer.parseInt(config.getQuantity());
+        int aCount = Math.max(0, filledQty / qty - 2);
+        log.info("[Gate] 空仓追挂止损, 成交{}张, gridId:{}, A({})x{}  B({})x1  C({})x1",
+                filledQty, gridId, gridId + 2, aCount, gridId + 3, gridId + 4);
+
+        // A 位置:挂 aCount 个独立止损单
+        placeStopLossOrders(gridId + 2, aCount, qty, FuturesPriceTrigger.RuleEnum.NUMBER_1,
+                ORDER_TYPE_CLOSE_SHORT, false);
+        // B 位置:挂 1 个
+        placeStopLossOrders(gridId + 3, 1, qty, FuturesPriceTrigger.RuleEnum.NUMBER_1,
+                ORDER_TYPE_CLOSE_SHORT, false);
+        // C 位置:挂 1 个
+        placeStopLossOrders(gridId + 4, 1, qty, FuturesPriceTrigger.RuleEnum.NUMBER_1,
+                ORDER_TYPE_CLOSE_SHORT, false);
+    }
+
+    /**
+     * 在指定网格位置挂 count 个独立止损单,每个 size 张。
+     */
+    private void placeStopLossOrders(int gridId, int count, int qty,
+                                      FuturesPriceTrigger.RuleEnum rule,
+                                      String orderType, boolean isLong) {
+        if (count <= 0) {
+            return;
         }
-        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;
-            }
-            BigDecimal triggerPrice = elem.getGridPrice();
-            int finalSlId = newSlId;
+        GridElement elem = GridElement.findById(gridId);
+        if (elem == null) {
+            log.warn("[Gate] 止损挂单位置不存在, gridId:{}", gridId);
+            return;
+        }
+        BigDecimal triggerPrice = elem.getGridPrice();
+        for (int i = 0; i < count; i++) {
+            String size = isLong ? negate(String.valueOf(qty)) : String.valueOf(qty);
+            int finalGridId = gridId;
+            int finalI = i;
             executor.placeTakeProfit(
-                    triggerPrice,
-                    FuturesPriceTrigger.RuleEnum.NUMBER_1,
-                    ORDER_TYPE_CLOSE_SHORT,
-                    config.getQuantity(),
+                    triggerPrice, rule, orderType, size,
                     profitId -> {
-                        elem.setShortStopLossOrderId(profitId);
+                        if (isLong) {
+                            elem.addLongStopLossOrderId(profitId);
+                        } else {
+                            elem.addShortStopLossOrderId(profitId);
+                        }
                         GridElement.refreshIndices();
-                        log.info("[Gate] 空仓止损追加, gridId:{}, 触发价:{}, stopLossId:{}", finalSlId, triggerPrice, profitId);
+                        log.info("[Gate] {}止损追加, gridId:{}, 触发价:{}, 第{}单, stopLossId:{}",
+                                isLong ? "多仓" : "空仓", finalGridId, triggerPrice, finalI + 1, profitId);
                     }
             );
         }

--
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