From e4cae0f215941da2059a8f37cd8d1a192f7a60cd Mon Sep 17 00:00:00 2001
From: Administrator <15274802129@163.com>
Date: Mon, 08 Jun 2026 11:17:42 +0800
Subject: [PATCH] ``` chore(gateApi): 注释掉持仓归零时的重置策略逻辑

---
 src/main/java/com/xcong/excoin/modules/gateApi/GateGridTradeService.java | 1448 ++++++++++++++++++++++++++++++++++++++++++++++-----------
 1 files changed, 1,150 insertions(+), 298 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 88c397b..2c445b3 100644
--- a/src/main/java/com/xcong/excoin/modules/gateApi/GateGridTradeService.java
+++ b/src/main/java/com/xcong/excoin/modules/gateApi/GateGridTradeService.java
@@ -1,5 +1,8 @@
 package com.xcong.excoin.modules.gateApi;
 
+import cn.hutool.core.collection.CollUtil;
+import cn.hutool.core.util.StrUtil;
+import com.xcong.excoin.utils.dingtalk.DingTalkUtils;
 import io.gate.gateapi.ApiClient;
 import io.gate.gateapi.ApiException;
 import io.gate.gateapi.GateApiException;
@@ -13,87 +16,72 @@
 import java.math.RoundingMode;
 import java.util.ArrayList;
 import java.util.Collections;
+import java.util.LinkedHashMap;
 import java.util.List;
+import java.util.Map;
 
 import com.xcong.excoin.modules.gateApi.wsHandler.handler.CandlestickChannelHandler;
 import com.xcong.excoin.modules.gateApi.wsHandler.handler.PositionClosesChannelHandler;
 import com.xcong.excoin.modules.gateApi.wsHandler.handler.PositionsChannelHandler;
 
 /**
- * Gate 网格交易服务 — 策略核心。
+ * 网格交易策略引擎 — 多空对冲网格。
  *
- * <h3>策略概述</h3>
- * 多空双开基底 → 生成价格网格队列 → 条件单监控 → 触发成交后队列动态转移。
- * 每根 K 线更新未实现盈亏(unrealizedPnl),平仓后累加已实现盈亏(cumulativePnl)。
+ * <h3>策略原理</h3>
+ * 以空仓基底入场价(shortBaseEntryPrice)为价格基准,向上/向下各生成一个价格网格队列。
+ * 价格触发网格层级时挂条件单,成交后自动挂止盈单。每笔止盈盈利 = step - minTick。
  *
- * <h3>核心机制</h3>
- * <ul>
- *   <li><b>条件开仓单</b>:使用 Gate API {@code FuturesPriceTriggeredOrder},服务器监控价格,
- *       达到触发价后以市价 IOC 开仓。相比限价单,条件单仅在触发价到达时才执行,避免提前成交。</li>
- *   <li><b>止盈队列</b>(longTakeProfitQueue / shortTakeProfitQueue):每次网格触发时,
- *       将新队列首元素加减 step 作为止盈价加入止盈队列。仓位推送回调中检测到净增张数后,
- *       从止盈队列头部取出止盈价,创建止盈条件单。</li>
- *   <li><b>条件单 ID 集合</b>(currentLongOrderIds / currentShortOrderIds):
- *       用同步列表管理所有活跃的条件单 ID。每次网格触发时,取消对方方向的旧条件单(防止堆积),
- *       再挂新的条件单。反向条件单的 ID 也存入对应方向集合统一管理。</li>
- *   <li><b>反向条件单</b>:当新网格首元素价格夹在多/空持仓均价之间,
- *       且反向持仓张数不超过 3 张时,额外挂一张反向条件单并加入对方止盈队列。</li>
- * </ul>
- *
- * <h3>状态机</h3>
+ * <h3>完整生命周期</h3>
  * <pre>
- *   WAITING_KLINE → (首K线) → 异步双开基底
- *
- *   仓位推送(dual_long/dual_short) → 基底成交 → 记录入场价
- *     → 双基底都成交 → 生成队列 + 初始条件单 + 止盈队列 → ACTIVE
- *
- *   ACTIVE:
- *     ├─ 每根K线 → 更新 unrealizedPnl → 方向判断
- *     │    ├─ closePrice > longPriceQueue[0] → processLongGrid
- *     │    └─ closePrice < shortPriceQueue[0] → processShortGrid
- *     ├─ processShortGrid: 匹配空仓队列 → 队列转移 → 止盈入队 →
- *     │    取消旧多仓条件单 → 挂新空仓+多仓条件单 → 条件满足挂反向多单
- *     ├─ processLongGrid: 匹配多仓队列 → 队列转移 → 止盈入队 →
- *     │    取消旧空仓条件单 → 挂新多仓+空仓条件单 → 条件满足挂反向空单
- *     ├─ 仓位推送(净增张数) → 从止盈队列取止盈价 → 创建止盈条件单(plan-close-*-position)
- *     ├─ 平仓推送 → 累加 cumulativePnl
- *     ├─ 保证金安全阀 → 超限跳过挂单,队列照常更新
- *     └─ cumulativePnl ≥ overallTp 或 ≤ -maxLoss → STOPPED
+ *   init() → startGrid() → WAITING_KLINE
+ *     ↓
+ *   onKline(首根K线) → OPENING → 异步市价双开基底(开多+开空)
+ *     ↓
+ *   onPositionUpdate() → 基底成交 → baseLongOpened && baseShortOpened
+ *     ↓
+ *   tryGenerateQueues()
+ *     ├── generateShortQueue()   ← 空仓价格队列(降序,从 shortBaseEntryPrice-step 向下)
+ *     ├── generateLongQueue()    ← 多仓价格队列(升序,从 shortBaseEntryPrice+step 向上)
+ *     ├── updateGridElements()   ← 构建 GridElement 列表 + TraderParam + 全局索引
+ *     ├── 挂基座止盈单(ID=0 的 long/short takeProfit)
+ *     └── 挂初始条件单(up=-1 多单, down=1 空单)
+ *     ↓
+ *   state = ACTIVE(每根K线反复执行以下循环)
+ *     ↓
+ *   onKline() → processLongGrid() + processShortGrid()
+ *     ├── 匹配队列元素 → 队列补偿 → 保证金检查
+ *     ├── 首元素方向:挂条件开仓单 → 订单ID + GridElement状态同步
+ *     └── 反向守卫:在 downGrid 位置挂对向单(价格区间+trigger方向校验)
+ *     ↓
+ *   onOrderUpdate()  ← futures.orders / futures.autoorders 推送
+ *     ├── 匹配止盈单ID → 清空止盈状态(已成交)
+ *     └── 匹配挂单ID → 挂止盈条件单 → 止盈ID + GridElement状态同步
+ *     ↓
+ *   onPositionClose() → cumulativePnl 累加
+ *     ├──  ≥ overallTp → STOPPED
+ *     └──  ≤ -maxLoss → STOPPED
  * </pre>
  *
- * <h3>队列转移规则</h3>
- * <ul>
- *   <li><b>空仓队列触发</b>(processShortGrid):matched 元素从空仓队列移除,
- *       尾部递减 step 补充新元素;多仓队列以首元素(最小价)递减 step 生成新元素加入。</li>
- *   <li><b>多仓队列触发</b>(processLongGrid):matched 元素从多仓队列移除,
- *       尾部递增 step 补充新元素;空仓队列以首元素(最高价)递增 step 生成新元素加入。</li>
- *   <li>队列容量超限时截断尾部,保持固定容量。</li>
- * </ul>
- *
- * <h3>止盈机制</h3>
- * <ul>
- *   <li>网格触发时,新队列首元素 ± step 作为止盈价加入止盈队列。</li>
- *   <li>仓位推送检测到净增张数时,从止盈队列头部取止盈价创建止盈条件单。</li>
- *   <li>止盈条件单:以触发价监控(price_type=最新价,strategy_type=价格触发),
- *       到达后以市价 IOC 平仓(reduce_only=true,price="0")。</li>
- *   <li>止盈队列为空时兜底:entryPrice ± step 作为止盈价。</li>
- * </ul>
- *
- * <h3>反向条件单条件</h3>
+ * <h3>仓位线动态调整</h3>
  * <pre>
- *   newFirstPrice > shortEntryPrice AND newFirstPrice < longEntryPrice
- *   AND 反向持仓张数 < 3
+ *   onPositionUpdate() 中仓位均价变化后:
+ *     longEntryPrice ↑ → 取消 高于 longEntryPrice 的空仓挂单(避免逆势空单)
+ *     shortEntryPrice ↓ → 取消 低于 shortEntryPrice 的多仓挂单(避免逆势多单)
  * </pre>
- * 满足条件时以 newFirstPrice 为触发价挂反向条件单,同时将 newFirstPrice ± step 加入对方止盈队列。
  *
- * <h3>未实现盈亏公式(正向合约)</h3>
+ * <h3>关键公式</h3>
  * <pre>
- *   多仓: 持仓量 × 合约乘数 × (计价价格 − 开仓均价)
- *   空仓: 持仓量 × 合约乘数 × (开仓均价 − 计价价格)
+ *   step  = shortBaseEntryPrice × gridRate                      ← 网格绝对步长
+ *   minTick = 10^(-priceScale)                                  ← 交易所最小价格单位
+ *   多止盈 = gridPrice + (step - minTick)                       ← 多仓止盈价
+ *   空止盈 = gridPrice - (step - minTick)                       ← 空仓止盈价
+ *   单笔盈利 = (step - minTick) × contractMultiplier × quantity  ← USDT
  * </pre>
- * 计价价格支持切换:{@link GateConfig.PnLPriceMode#LAST_PRICE 最新成交价} 或
- * {@link GateConfig.PnLPriceMode#MARK_PRICE 标记价格}(通过 {@link #setMarkPrice(BigDecimal)} 注入)。
- * 入场价和持仓量由 {@link #onPositionUpdate(String, Position.ModeEnum, BigDecimal, BigDecimal)} 实时更新。
+ *
+ * <h3>线程模型</h3>
+ * 所有 WS 回调(onKline/onPositionUpdate/onOrderUpdate 等)在 WS 回调线程中串行执行。
+ * 下单/撤单操作提交到 GateTradeExecutor 的单线程池异步执行,避免阻塞 WS 线程。
+ * stopGrid() 会将 state 设为 STOPPED,后续所有 WS 回调直接返回不再处理。
  *
  * @author Administrator
  */
@@ -129,19 +117,14 @@
     /** 多仓价格队列,升序排列(小→大),容量 gridQueueSize */
     private final List<BigDecimal> longPriceQueue = Collections.synchronizedList(new ArrayList<>());
 
-    /** 多仓止盈队列,升序排列(小→大),仓位推送时消费 */
-    private final List<BigDecimal> longTakeProfitQueue = Collections.synchronizedList(new ArrayList<>());
-    /** 空仓止盈队列,降序排列(大→小),仓位推送时消费 */
-    private final List<BigDecimal> shortTakeProfitQueue = Collections.synchronizedList(new ArrayList<>());
-
-    /** 当前多仓条件单 ID 集合,用于取消旧单 */
-    private final List<String> currentLongOrderIds = Collections.synchronizedList(new ArrayList<>());
-    /** 当前空仓条件单 ID 集合,用于取消旧单 */
-    private final List<String> currentShortOrderIds = Collections.synchronizedList(new ArrayList<>());
+    /** 当前多仓条件单映射:订单ID → 止盈价格,订单成交后通过订单订阅推送匹配止盈 */
+    private final Map<String, BigDecimal> currentLongOrderIds = Collections.synchronizedMap(new LinkedHashMap<>());
+    /** 当前空仓条件单映射:订单ID → 止盈价格,订单成交后通过订单订阅推送匹配止盈 */
+    private final Map<String, BigDecimal> currentShortOrderIds = Collections.synchronizedMap(new LinkedHashMap<>());
 
     /** 基底空头入场价 */
     private BigDecimal shortBaseEntryPrice;
-    /** 基底多头入场价 */
+    /** 基底多头入场价(仅记录,当前未被业务逻辑消费,保留以备后续使用) */
     private BigDecimal longBaseEntryPrice;
     /** 基底多头是否已开 */
     private volatile boolean baseLongOpened = false;
@@ -163,6 +146,12 @@
     private volatile BigDecimal shortPositionSize = BigDecimal.ZERO;
     private Long userId;
     private volatile BigDecimal initialPrincipal = BigDecimal.ZERO;
+    private volatile GateKlineWebSocketClient wsClient;
+
+    /** 多仓挂单张数计数器:止损触发时用当前值挂单,随后+1;挂单成交后重置为1 */
+    private volatile int longEntryQty = 1;
+    /** 空仓挂单张数计数器:止损触发时用当前值挂单,随后+1;挂单成交后重置为1 */
+    private volatile int shortEntryQty = 1;
 
     public GateGridTradeService(GateConfig config) {
         this.config = config;
@@ -320,11 +309,27 @@
         shortActive = false;
         shortPriceQueue.clear();
         longPriceQueue.clear();
-        longTakeProfitQueue.clear();
-        shortTakeProfitQueue.clear();
         currentLongOrderIds.clear();
         currentShortOrderIds.clear();
-        log.info("[Gate] 网格策略已启动");
+        longEntryQty = 1;
+        shortEntryQty = 1;
+
+        // 每次重启重新获取当前本金
+        refreshInitialPrincipal();
+
+        log.info("[Gate] 网格策略已启动, 当前本金: {} USDT", initialPrincipal);
+    }
+
+    /**
+     * 重新获取当前账户权益作为初始本金。
+     */
+    private void refreshInitialPrincipal() {
+        try {
+            FuturesAccount account = futuresApi.listFuturesAccounts(SETTLE);
+            this.initialPrincipal = new BigDecimal(account.getTotal());
+        } catch (Exception e) {
+            log.warn("[Gate] 获取初始化本金失败,使用旧值: {}", initialPrincipal);
+        }
     }
 
     /**
@@ -362,29 +367,48 @@
         lastKlinePrice = closePrice;
         updateUnrealizedPnl();
         if (state == StrategyState.STOPPED) {
+            try {
+                futuresApi.cancelPriceTriggeredOrderList(SETTLE, config.getContract());
+            } catch (ApiException e) {
+                e.printStackTrace();
+            }
+            closeExistingPositions();
+
+            BigDecimal totalPnl = cumulativePnl.add(unrealizedPnl);
+            log.info("[Gate] 已实现:{}, 未实现:{}, 合计:{}",
+                    cumulativePnl, unrealizedPnl, totalPnl);
+
+            startGrid();
             return;
         }
 
+        //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
         if (state == StrategyState.WAITING_KLINE) {
+            if (wsClient == null || !wsClient.areAllSubscribed()) {
+                return;
+            }
             state = StrategyState.OPENING;
-            log.info("[Gate] 首根K线到达,开基底仓位...");
-            executor.openLong(config.getQuantity(), () -> {
-                log.info("[Gate] 基底多单已提交");
+            log.info("[Gate] 首根K线到达,开基底仓位 多空各{}张...", config.getBaseQuantity());
+            executor.openLong(config.getBaseQuantity(), (orderId) -> {
+                TraderParam baseLongTp = TraderParam.builder()
+                        .entryOrderId(orderId)
+                        .build();
+                config.setBaseLongTraderParam(baseLongTp);
             }, null);
-            executor.openShort(negate(config.getQuantity()), () -> {
-                log.info("[Gate] 基底空单已提交");
+            executor.openShort(negate(config.getBaseQuantity()), (orderId) -> {
+                TraderParam baseShortTp = TraderParam.builder()
+                        .entryOrderId(orderId)
+                        .build();
+                config.setBaseShortTraderParam(baseShortTp);
             }, null);
+
             return;
         }
 
         if (state != StrategyState.ACTIVE) {
             return;
         }
-        if (!longPriceQueue.isEmpty() && closePrice.compareTo(longPriceQueue.get(0)) > 0) {
-            processLongGrid(closePrice);
-        } else if (!shortPriceQueue.isEmpty() && closePrice.compareTo(shortPriceQueue.get(0)) < 0) {
-            processShortGrid(closePrice);
-        }
+        checkProfitAndReset();
     }
 
     // ---- 仓位推送回调 ----
@@ -397,11 +421,14 @@
      *   <li><b>有仓位 (size ≠ 0)</b>:
      *     <ul>
      *       <li>首次开仓(基底):标记 baseOpened=true,记录基底入场价,双基底都成交后生成网格队列</li>
-     *       <li>仓位净增加(size > 之前记录值):说明网格触发了新开仓 → 取对应方向队列首元素为止盈价,设止盈条件单</li>
-     *       <li>仓位减少或不变(止盈平仓后):仅更新 positionSize,不重复设止盈</li>
+     *       <li>仓位净减少(size.abs() < 之前记录值):止盈平仓后 → 检查反向条件单条件 →
+     *           满足时以 entryPrice ± step 为止盈价挂反向市价单(订单ID + 止盈价存入 Map)</li>
+     *       <li>仓位净增加或不变:仅更新 positionSize,止盈由 {@link #onOrderUpdate} 通过订单订阅匹配处理</li>
      *     </ul>
      *   </li>
      *   <li><b>无仓位 (size = 0)</b>:清空活跃标记和持仓量</li>
+     *   <li><b>Map 截断</b>:currentLongOrderIds / currentShortOrderIds 超过 5 个时,
+     *       从 LinkedHashMap 头部删除最旧条目,保留最新 5 个</li>
      * </ul>
      *
      * @param contract   合约名称
@@ -427,28 +454,16 @@
                     baseLongOpened = true;
                     log.info("[Gate] 基底多成交价: {}", longBaseEntryPrice);
                     tryGenerateQueues();
-                } else if (size.compareTo(longPositionSize) > 0) {
-                    BigDecimal unitQty = new BigDecimal(config.getQuantity());
-                    long prevUnits = longPositionSize.divide(unitQty, 0, RoundingMode.DOWN).longValue();
+                }else {
                     longPositionSize = size;
-                    long nowUnits = size.divide(unitQty, 0, RoundingMode.DOWN).longValue();
-                    long newUnits = nowUnits - prevUnits;
-                    for (int i = 0; i < newUnits; i++) {
-                        BigDecimal tpPrice;
-                        if (!longTakeProfitQueue.isEmpty()) {
-                            tpPrice = longTakeProfitQueue.remove(0);
-                        } else {
-                            tpPrice = longEntryPrice.add(config.getStep()).setScale(1, RoundingMode.HALF_UP);
-                            log.warn("[Gate] 多止盈队列为空, 兜底止盈价:{}", tpPrice);
-                        }
-                        executor.placeTakeProfit(tpPrice,
-                                FuturesPriceTrigger.RuleEnum.NUMBER_1, ORDER_TYPE_CLOSE_LONG, negate(config.getQuantity()));
-                        log.info("[Gate] 多单止盈已设, tp:{}, size:{}", tpPrice, negate(config.getQuantity()));
-                    }
-                } else {
-                    longPositionSize = size;
+//                    checkShortEntryOrderToCancel();
+//                    checkLongEntryOrderToCancel();
                 }
             } else {
+                if (longActive && state == StrategyState.ACTIVE) {
+//                    log.info("[Gate] 多仓持仓归零,重置策略");
+//                    handlePositionZeroAndReset("多仓");
+                }
                 longActive = false;
                 longPositionSize = BigDecimal.ZERO;
             }
@@ -462,31 +477,91 @@
                     baseShortOpened = true;
                     log.info("[Gate] 基底空成交价: {}", shortBaseEntryPrice);
                     tryGenerateQueues();
-                } else if (size.abs().compareTo(shortPositionSize) > 0) {
-                    BigDecimal unitQty = new BigDecimal(config.getQuantity());
-                    long prevUnits = shortPositionSize.divide(unitQty, 0, RoundingMode.DOWN).longValue();
-                    BigDecimal nowAbsSize = size.abs();
-                    shortPositionSize = nowAbsSize;
-                    long nowUnits = nowAbsSize.divide(unitQty, 0, RoundingMode.DOWN).longValue();
-                    long newUnits = nowUnits - prevUnits;
-                    for (int i = 0; i < newUnits; i++) {
-                        BigDecimal tpPrice;
-                        if (!shortTakeProfitQueue.isEmpty()) {
-                            tpPrice = shortTakeProfitQueue.remove(0);
-                        } else {
-                            tpPrice = shortEntryPrice.subtract(config.getStep()).setScale(1, RoundingMode.HALF_UP);
-                            log.warn("[Gate] 空止盈队列为空, 兜底止盈价:{}", tpPrice);
-                        }
-                        executor.placeTakeProfit(tpPrice,
-                                FuturesPriceTrigger.RuleEnum.NUMBER_2, ORDER_TYPE_CLOSE_SHORT, config.getQuantity());
-                        log.info("[Gate] 空单止盈已设, tp:{}, size:{}", tpPrice, config.getQuantity());
-                    }
-                } else {
+                }else {
                     shortPositionSize = size.abs();
+//                    checkShortEntryOrderToCancel();
+//                    checkLongEntryOrderToCancel();
                 }
             } else {
+                if (shortActive && state == StrategyState.ACTIVE) {
+//                    log.info("[Gate] 空仓持仓归零,重置策略");
+//                    handlePositionZeroAndReset("空仓");
+                }
                 shortActive = false;
                 shortPositionSize = BigDecimal.ZERO;
+            }
+        }
+    }
+
+    private void checkShortEntryOrderToCancel() {
+        List<GridElement> allLongOrders = GridElement.findAllShortOrders(shortEntryPrice);
+        if (CollUtil.isNotEmpty(allLongOrders)){
+            GridElement keep = allLongOrders.stream()
+                    .min((a, b) -> a.getGridPrice().compareTo(b.getGridPrice()))
+                    .orElse(null);
+            for (GridElement e : allLongOrders) {
+                if (e == keep) {
+                    continue;
+                }
+                executor.cancelConditionalOrder(
+                        e.getShortOrderId(),
+                        orderId -> {
+                            shortEntryTraderIdParam(
+                                    e,
+                                    null,
+                                    false
+                            );
+                        }
+                );
+                if (e.getShortTakeProfitOrderId() != null){
+                    executor.cancelConditionalOrder(
+                            e.getShortTakeProfitOrderId(),
+                            orderId -> {
+                                shortTakeProfitTraderIdParam(
+                                        e,
+                                        null,
+                                        false
+                                );
+                            }
+                    );
+                }
+            }
+        }
+    }
+
+    private void checkLongEntryOrderToCancel() {
+        List<GridElement> allShortOrders = GridElement.findAllLongOrders(longEntryPrice);
+        if (CollUtil.isNotEmpty(allShortOrders)){
+            GridElement keep = allShortOrders.stream()
+                    .max((a, b) -> a.getGridPrice().compareTo(b.getGridPrice()))
+                    .orElse(null);
+            for (GridElement e : allShortOrders) {
+                if (e == keep) {
+                    continue;
+                }
+                executor.cancelConditionalOrder(
+                        e.getLongOrderId(),
+                        orderId -> {
+                            longEntryTraderIdParam(
+                                    e,
+                                    null,
+                                    false
+                            );
+                        }
+                );
+
+                if (e.getLongTakeProfitOrderId() != null){
+                    executor.cancelConditionalOrder(
+                            e.getLongTakeProfitOrderId(),
+                            orderId -> {
+                                longTakeProfitTraderIdParam(
+                                        e,
+                                        null,
+                                        false
+                                );
+                            }
+                    );
+                }
             }
         }
     }
@@ -509,14 +584,319 @@
             return;
         }
         cumulativePnl = cumulativePnl.add(pnl);
-        log.info("[Gate] 盈亏累加:{}, 方向:{}, 累计:{}", pnl, side, cumulativePnl);
+        updateUnrealizedPnl();
+        BigDecimal totalPnl = cumulativePnl.add(unrealizedPnl);
+        log.info("[Gate] 已实现:{}, 未实现:{}, 合计:{}",
+                cumulativePnl, unrealizedPnl, totalPnl);
+        if(totalPnl.compareTo(config.getMaxLoss().negate()) <= 0) {
+            String logMessage = StrUtil.format("[Gate] 已达亏损风险值(合计{}), 已实现:{}, 未实现:{}",
+                    totalPnl, cumulativePnl, unrealizedPnl);
+            log.info(logMessage);
 
-        if (cumulativePnl.compareTo(config.getOverallTp()) >= 0) {
-            log.info("[Gate] 已达止盈目标 {}→已停止", cumulativePnl);
-            state = StrategyState.STOPPED;
-        } else if (cumulativePnl.compareTo(config.getMaxLoss().negate()) <= 0) {
-            log.info("[Gate] 已达亏损上限 {}→已停止", cumulativePnl);
-            state = StrategyState.STOPPED;
+            DingTalkUtils.getDefault().sendActionCard("风险提醒", logMessage, config.getApiKey(), "");
+        }
+    }
+
+    // ---- 订单推送回调 ----
+
+    /**
+     * 订单推送回调。由 OrdersChannelHandler 在收到订单更新推送时调用。
+     *
+     * <h3>处理逻辑</h3>
+     * 当订单状态为 finished 且 finish_as 为 filled 时,
+     * 从 {@link #currentLongOrderIds} / {@link #currentShortOrderIds} 中匹配订单ID,
+     * 取出止盈价格并挂止盈单。匹配成功后从 Map 中移除该条目,防止重复挂单。
+     *
+     * @param orderId  订单 ID
+     * @param status   订单状态(open / finished)
+     * @param finishAs 订单结束方式(filled / cancelled / ioc 等)
+     */
+    public void onOrderUpdate(String orderId, String status, String finishAs) {
+        if (!"finished".equals(status) || !"filled".equals(finishAs)) {
+            return;
+        }
+
+        /**
+         * 匹配止盈单止盈
+         */
+        GridElement byLongTakeProfitOrderId = GridElement.findByLongTakeProfitOrderId(orderId);
+        if (byLongTakeProfitOrderId != null){
+            longTakeProfitTraderIdParam(
+                    byLongTakeProfitOrderId,
+                    null,
+                    false
+            );
+//            longEntryTraderIdParam(
+//                    byLongTakeProfitOrderId,
+//                    null,
+//                    false
+//            );
+        }
+        GridElement byShortTakeProfitOrderId = GridElement.findByShortTakeProfitOrderId(orderId);
+        if (byShortTakeProfitOrderId != null){
+            shortTakeProfitTraderIdParam(
+                    byShortTakeProfitOrderId,
+                    null,
+                    false
+            );
+//            shortEntryTraderIdParam(
+//                    byShortTakeProfitOrderId,
+//                    null,
+//                    false
+//            );
+        }
+
+        /**
+         * 匹配挂单
+         */
+        GridElement longGridElement = GridElement.findByLongOrderId(orderId);
+        if (longGridElement != null) {
+            if (longGridElement.isHasLongOrder()){
+                longEntryTraderIdParam(
+                        longGridElement,
+                        null,
+                        false
+                );
+                if (longGridElement.getLongTakeProfitOrderId() == null){
+                    BigDecimal longTp = longGridElement.getLongTraderParam().getTakeProfitPrice();
+                    if (longTp != null) {
+                        executor.placeTakeProfit(longTp,
+                                FuturesPriceTrigger.RuleEnum.NUMBER_1,
+                                ORDER_TYPE_CLOSE_LONG,
+                                negate(config.getQuantity()),
+                                (profitId) -> {
+                                    longTakeProfitTraderIdParam(
+                                            longGridElement,
+                                            profitId,
+                                            true
+                                    );
+                                });
+                        log.info("[Gate] 多单成交匹配止盈, orderId:{}, 止盈价:{}, size:{}", orderId, longTp, negate(config.getQuantity()));
+                        return;
+                    }
+                }
+            }
+        }
+        GridElement shortGridElement = GridElement.findByShortOrderId(orderId);
+        if (shortGridElement != null) {
+            if (shortGridElement.isHasShortOrder()){
+                shortEntryTraderIdParam(
+                        shortGridElement,
+                        null,
+                        false
+                );
+                if (shortGridElement.getShortTakeProfitOrderId() == null){
+                    BigDecimal shortTp = shortGridElement.getShortTraderParam().getTakeProfitPrice();
+                    if (shortTp != null) {
+                        executor.placeTakeProfit(shortTp,
+                                FuturesPriceTrigger.RuleEnum.NUMBER_2,
+                                ORDER_TYPE_CLOSE_SHORT,
+                                config.getQuantity(),
+                                (profitId) -> {
+                                    shortTakeProfitTraderIdParam(
+                                            shortGridElement,
+                                            profitId,
+                                            true
+                                    );
+                                });
+                        log.info("[Gate] 空单成交匹配止盈, orderId:{}, 止盈价:{}, size:{}", orderId, shortTp, config.getQuantity());
+                    }
+                }
+            }
+        }
+    }
+
+    /**
+     * 用户私有成交回调。由 {@link com.xcong.excoin.modules.gateApi.wsHandler.handler.UserTradesChannelHandler}
+     * 在收到 {@code futures.usertrades} 推送时调用。
+     *
+     * @param contract 合约名称
+     * @param orderId  订单 ID
+     * @param price    成交价格
+     * @param size     成交数量
+     * @param role     用户角色(maker / taker)
+     * @param fee      手续费
+     */
+    public void onUserTrade(String contract, String orderId, BigDecimal price, String size, String role, BigDecimal fee) {
+        if (state == StrategyState.STOPPED) {
+            return;
+        }
+        log.info("[Gate] 成交明细, 合约:{}, 订单ID:{}, 价格:{}, 数量:{}, 角色:{}, 手续费:{}",
+                contract, orderId, price, size, role, fee);
+    }
+
+    /**
+     * 自动订单(条件单)状态变更回调。
+     * 由 {@link com.xcong.excoin.modules.gateApi.wsHandler.handler.AutoOrdersChannelHandler}
+     * 在收到 {@code futures.autoorders} 推送时调用。
+     *
+     * @param orderId   条件单 ID
+     * @param status    订单状态(open / finished / cancelled)
+     * @param reason    变更原因
+     * @param orderType 订单类型(plan-close-long-position 等)
+     */
+    public void onAutoOrder(String orderId, String status, String reason, String orderType, String tradeId) {
+        if (state == StrategyState.STOPPED) {
+            return;
+        }
+        log.info("[Gate] 条件单状态变更, id:{}, status:{}, reason:{}, order_type:{}",
+                orderId, status, reason, orderType);
+        if (!"finished".equals(status)) {
+            return;
+        }
+
+        GridElement longStopLossElem = GridElement.findByLongStopLossOrderId(orderId);
+        if (longStopLossElem != null) {
+            handleLongStopLossTriggered(longStopLossElem);
+            return;
+        }
+        GridElement shortStopLossElem = GridElement.findByShortStopLossOrderId(orderId);
+        if (shortStopLossElem != null) {
+            handleShortStopLossTriggered(shortStopLossElem);
+            return;
+        }
+
+//        GridElement byShortTakeProfitOrderId = GridElement.findByShortTakeProfitOrderId(orderId);
+//        if (byShortTakeProfitOrderId != null){
+//            shortTakeProfitTraderIdParam(
+//                    byShortTakeProfitOrderId,
+//                    null,
+//                    false
+//            );
+//            shortEntryTraderIdParam(
+//                    byShortTakeProfitOrderId,
+//                    null,
+//                    false
+//            );
+//            TPonUserTradeShortEntry(byShortTakeProfitOrderId);
+//        }
+//        GridElement byLongTakeProfitOrderId = GridElement.findByLongTakeProfitOrderId(orderId);
+//        if (byLongTakeProfitOrderId != null){
+//            longTakeProfitTraderIdParam(
+//                    byLongTakeProfitOrderId,
+//                    null,
+//                    false
+//            );
+//            longEntryTraderIdParam(
+//                    byLongTakeProfitOrderId,
+//                    null,
+//                    false
+//            );
+//            TPonUserTradeLongEntry(byLongTakeProfitOrderId);
+//        }
+
+        GridElement shortGridElement = GridElement.findByShortOrderId(orderId);
+        if (shortGridElement != null) {
+            if (shortGridElement.isHasShortOrder() && !tradeId.equals("0")){
+                int filledQty = Integer.parseInt(shortGridElement.getShortTraderParam().getQuantity());
+                shortEntryTraderIdParam(shortGridElement, null, false);
+                shortEntryQty = 1;
+                extendShortStopLoss(filledQty);
+                log.info("[Gate] 空单成交 gridId:{}, qty:{}, 追挂止损", shortGridElement.getId(), filledQty);
+//                checkMaxPositionAndPlaceTakeProfit(false, shortGridElement.getId());
+            }
+        }
+        GridElement longGridElement = GridElement.findByLongOrderId(orderId);
+        if (longGridElement != null) {
+            if (longGridElement.isHasLongOrder() && !tradeId.equals("0")){
+                int filledQty = Integer.parseInt(longGridElement.getLongTraderParam().getQuantity());
+                longEntryTraderIdParam(longGridElement, null, false);
+                longEntryQty = 1;
+                extendLongStopLoss(filledQty);
+                log.info("[Gate] 多单成交 gridId:{}, qty:{}, 追挂止损", longGridElement.getId(), filledQty);
+//                checkMaxPositionAndPlaceTakeProfit(true, longGridElement.getId());
+            }
+        }
+    }
+
+    private void TPonUserTradeShortEntry(GridElement gridElement) {
+        if (!isMarginSafe()) {
+            log.warn("[Gate] 保证金超限,跳过挂条件单");
+        } else {
+            // 判断网格是否能开多仓,如果不能则跳过
+            GridElement upGridElement = GridElement.findById(gridElement.getUpId());
+            if (upGridElement != null){
+                BigDecimal upGridPrice = upGridElement.getGridPrice();
+                TraderParam upLongTraderParam = upGridElement.getLongTraderParam();
+                if (
+                        !upGridElement.isHasLongOrder() &&
+                                upGridPrice.compareTo(longEntryPrice) <= 0
+                ){
+                    placeEntryOrderWithPreFlag(upGridElement, true,
+                            upLongTraderParam.getEntryPrice(),
+                            FuturesPriceTrigger.RuleEnum.NUMBER_1,
+                            upLongTraderParam.getQuantity());
+                }
+            }
+        }
+    }
+
+    private void TPonUserTradeLongEntry(GridElement gridElement) {
+        if (!isMarginSafe()) {
+            log.warn("[Gate] 保证金超限,跳过挂条件单");
+        } else {
+            // 判断网格是否能开空仓,如果不能则跳过
+            GridElement downGridElement = GridElement.findById(gridElement.getDownId());
+            if (downGridElement != null){
+
+                BigDecimal downGridPrice = downGridElement.getGridPrice();
+
+                TraderParam shortTraderParam = downGridElement.getShortTraderParam();
+                if (
+                        !downGridElement.isHasShortOrder() &&
+                                downGridPrice.compareTo(shortEntryPrice) >= 0
+                ){
+                    placeEntryOrderWithPreFlag(downGridElement, false,
+                            shortTraderParam.getEntryPrice(),
+                            FuturesPriceTrigger.RuleEnum.NUMBER_2,
+                            negate(config.getQuantity()));
+                }
+            }
+        }
+    }
+
+    private void onUserTradeShortEntry(GridElement gridElement) {
+        if (!isMarginSafe()) {
+            log.warn("[Gate] 保证金超限,跳过挂条件单");
+        } else {
+            //下一个开仓位置
+            GridElement UpGridElement = GridElement.findById(gridElement.getDownId());
+            BigDecimal newLongFirst = UpGridElement.getGridPrice();
+
+            // 判断网格是否能开空仓,如果不能则跳过
+            if (UpGridElement != null) {
+
+                if (!UpGridElement.isHasShortOrder() && shortEntryPrice.compareTo(newLongFirst) > 0) {
+
+                    TraderParam upShortTraderParam = UpGridElement.getShortTraderParam();
+                    placeEntryOrderWithPreFlag(UpGridElement, false,
+                            upShortTraderParam.getEntryPrice(),
+                            FuturesPriceTrigger.RuleEnum.NUMBER_2,
+                            negate(upShortTraderParam.getQuantity()));
+                }
+            }
+        }
+    }
+
+    private void onUserTradeLongEntry(GridElement gridElement) {
+        if (!isMarginSafe()) {
+            log.warn("[Gate] 保证金超限,跳过挂条件单");
+        } else {
+            //下一个开仓位置
+            GridElement UpGridElement = GridElement.findById(gridElement.getUpId());
+            BigDecimal newLongFirst = UpGridElement.getGridPrice() ;
+
+            // 判断网格是否能开多仓,如果不能则跳过
+            if (UpGridElement != null) {
+
+                if (!UpGridElement.isHasLongOrder() && longEntryPrice.compareTo(newLongFirst) < 0) {
+                    TraderParam upLongTraderParam = UpGridElement.getLongTraderParam();
+                    placeEntryOrderWithPreFlag(UpGridElement, true,
+                            upLongTraderParam.getEntryPrice(),
+                            FuturesPriceTrigger.RuleEnum.NUMBER_1,
+                            config.getQuantity());
+                }
+            }
         }
     }
 
@@ -526,41 +906,118 @@
      * 尝试生成网格队列。双基底(多+空)都成交后才触发:
      * <ol>
      *   <li>生成空仓价格队列(降序)和多仓价格队列(升序)</li>
-     *   <li>初始化止盈队列:多仓首元素 + step、空仓首元素 − step</li>
-     *   <li>挂初始多仓条件单(触发价 = 多仓队列首元素,rule=NUMBER_1 ≥触发价时开多)</li>
-     *   <li>挂初始空仓条件单(触发价 = 空仓队列首元素,rule=NUMBER_2 ≤触发价时开空)</li>
-     *   <li>条件单 ID 存入对应 currentXxxOrderIds 集合</li>
+     *   <li>挂初始多仓条件单(触发价 = 多仓队列首元素,rule=NUMBER_1 ≥触发价时开多),
+     *       止盈价 = 触发价 + step,通过 onSuccess 回调将 orderId → 止盈价存入 currentLongOrderIds</li>
+     *   <li>挂初始空仓条件单(触发价 = 空仓队列首元素,rule=NUMBER_2 ≤触发价时开空),
+     *       止盈价 = 触发价 − step,通过 onSuccess 回调将 orderId → 止盈价存入 currentShortOrderIds</li>
      *   <li>状态切换为 ACTIVE</li>
      * </ol>
+     * 条件单成交后由 {@link #onOrderUpdate} 匹配止盈价并挂止盈条件单。
      */
     private void tryGenerateQueues() {
         if (baseLongOpened && baseShortOpened) {
             generateShortQueue();
             generateLongQueue();
+            updateGridElements();
 
-            BigDecimal step = config.getStep();
-            BigDecimal longTp = longPriceQueue.get(0).add(step).setScale(1, RoundingMode.HALF_UP);
-            BigDecimal shortTp = shortPriceQueue.get(0).subtract(step).setScale(1, RoundingMode.HALF_UP);
-            longTakeProfitQueue.add(longTp);
-            shortTakeProfitQueue.add(shortTp);
-            log.info("[Gate] 多止盈队列:{}", longTakeProfitQueue);
-            log.info("[Gate] 空止盈队列:{}", shortTakeProfitQueue);
+            GridElement baseGridElement = GridElement.findById(0);
+            TraderParam baseLongTraderParam = config.getBaseLongTraderParam();
+            baseGridElement.setLongOrderId(baseLongTraderParam.getEntryOrderId());
+            baseGridElement.setHasLongOrder(true);
+            TraderParam baseShortTraderParam = config.getBaseShortTraderParam();
+            baseGridElement.setShortOrderId(baseShortTraderParam.getEntryOrderId());
+            baseGridElement.setHasShortOrder(true);
 
-            executor.placeConditionalEntryOrder(longPriceQueue.get(0),
-                    FuturesPriceTrigger.RuleEnum.NUMBER_1, config.getQuantity(),
-                    orderId -> { currentLongOrderIds.add(orderId); log.info("[Gate] 初始条件多单已挂, id:{}, trigger:{}", orderId, longPriceQueue.get(0)); },
-                    null);
-            executor.placeConditionalEntryOrder(shortPriceQueue.get(0),
-                    FuturesPriceTrigger.RuleEnum.NUMBER_2, negate(config.getQuantity()),
-                    orderId -> { currentShortOrderIds.add(orderId); log.info("[Gate] 初始条件空单已挂, id:{}, trigger:{}", orderId, shortPriceQueue.get(0)); },
-                    null);
+            int shortTime = Integer.parseInt(config.getBaseQuantity()) + 1;
+            for (int id = 2; id <= shortTime; id++) {
+                GridElement elem = GridElement.findById(id);
+                if (elem == null) {
+                    continue;
+                }
+                BigDecimal triggerPrice = elem.getGridPrice();
+                int finalId = id;
+                executor.placeTakeProfit(
+                        triggerPrice,
+                        FuturesPriceTrigger.RuleEnum.NUMBER_1,
+                        ORDER_TYPE_CLOSE_SHORT,
+                        config.getQuantity(),
+                        profitId -> {
+                            elem.setShortStopLossOrderId(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()) + 1;
+            for (int id = -2; id >= -longTime; id--) {
+                GridElement elem = GridElement.findById(id);
+                if (elem == null) {
+                    continue;
+                }
+                BigDecimal triggerPrice = elem.getGridPrice();
+                int finalId = id;
+                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);
             state = StrategyState.ACTIVE;
-            log.info("[Gate] 网格队列已生成, 空队首:{} → 尾:{}, 多队首:{} → 尾:{}, step:{}, 已激活",
-                    shortPriceQueue.get(0), shortPriceQueue.get(shortPriceQueue.size() - 1),
-                    longPriceQueue.get(0), longPriceQueue.get(longPriceQueue.size() - 1),
-                    step);
         }
+    }
+
+    /**
+     * 更新基座止盈信息,将止盈价、订单ID等写入 TraderParam 并回填到 ID=0 的网格元素中。
+     */
+    private void longTakeProfitTraderIdParam(
+            GridElement baseElement,String profitId, boolean flag
+    ) {
+        TraderParam tp = baseElement.getLongTraderParam();
+        tp.setTakeProfitOrderId(profitId);
+        tp.setTakeProfitPlaced(flag);
+        baseElement.setLongTakeProfitOrderId(profitId);
+        GridElement.refreshIndices();
+    }
+    private void shortTakeProfitTraderIdParam(
+            GridElement baseElement,String profitId, boolean flag
+    ) {
+        TraderParam tp = baseElement.getShortTraderParam();
+        tp.setTakeProfitOrderId(profitId);
+        tp.setTakeProfitPlaced(flag);
+        baseElement.setShortTakeProfitOrderId(profitId);
+        GridElement.refreshIndices();
+    }
+
+    private void longEntryTraderIdParam(
+            GridElement baseElement,String entryId,boolean flag
+    ) {
+        TraderParam tp = baseElement.getLongTraderParam();
+        tp.setEntryOrderId(entryId);
+        tp.setEntryOrderPlaced(flag);
+        baseElement.setHasLongOrder(flag);
+        baseElement.setLongOrderId(entryId);
+        GridElement.refreshIndices();
+    }
+
+    private void shortEntryTraderIdParam(
+            GridElement baseElement, String entryId, boolean flag
+    ) {
+        TraderParam tp = baseElement.getShortTraderParam();
+        tp.setEntryOrderId(entryId);
+        tp.setEntryOrderPlaced(flag);
+        baseElement.setHasShortOrder(flag);
+        baseElement.setShortOrderId(entryId);
+        GridElement.refreshIndices();
     }
 
     /**
@@ -571,13 +1028,17 @@
      */
     private void generateShortQueue() {
         shortPriceQueue.clear();
-        BigDecimal step = shortBaseEntryPrice.multiply(config.getGridRate()).setScale(1, RoundingMode.HALF_UP);
+        int prec = config.getPriceScale();
+        BigDecimal step = shortBaseEntryPrice.multiply(config.getGridRate()).setScale(prec, RoundingMode.HALF_UP);
         config.setStep(step);
-        BigDecimal elem = shortBaseEntryPrice.subtract(step).setScale(1, RoundingMode.HALF_UP);
-        for (int i = 0; i < config.getGridQueueSize(); i++) {
-            shortPriceQueue.add(elem);
-            elem = elem.subtract(step).setScale(1, RoundingMode.HALF_UP);
-        }
+        BigDecimal elem = shortBaseEntryPrice.subtract(step).setScale(prec, RoundingMode.HALF_UP);
+            for (int i = 0; i < config.getGridQueueSize(); i++) {
+                shortPriceQueue.add(elem);
+                elem = elem.subtract(step).setScale(prec, RoundingMode.HALF_UP);
+                if (elem.compareTo(BigDecimal.ZERO) <= 0) {
+                    break;
+                }
+            }
         shortPriceQueue.sort((a, b) -> b.compareTo(a));
         log.info("[Gate] 空队列:{}", shortPriceQueue);
     }
@@ -589,54 +1050,140 @@
      */
     private void generateLongQueue() {
         longPriceQueue.clear();
+        int prec = config.getPriceScale();
         BigDecimal step = config.getStep();
-        BigDecimal elem = shortBaseEntryPrice.add(step).setScale(1, RoundingMode.HALF_UP);
+        BigDecimal elem = shortBaseEntryPrice.add(step).setScale(prec, RoundingMode.HALF_UP);
         for (int i = 0; i < config.getGridQueueSize(); i++) {
             longPriceQueue.add(elem);
-            elem = elem.add(step).setScale(1, RoundingMode.HALF_UP);
+            elem = elem.add(step).setScale(prec, RoundingMode.HALF_UP);
         }
         longPriceQueue.sort(BigDecimal::compareTo);
         log.info("[Gate] 多队列:{}", longPriceQueue);
     }
 
     /**
-     * 空仓网格处理(当前价跌破空仓队列元素)。
+     * 根据当前多空价格队列同步构建网格元素列表,写入 config。
      *
-     * <h3>匹配规则</h3>
-     * 遍历空仓队列(降序排列,大→小),收集所有大于当前价的元素为 matched。
-     * 降序排列保证一旦遇到 price ≤ currentPrice 即可停止遍历。
+     * <h3>ID 分配规则</h3>
+     * <ul>
+     *   <li>空仓队列:id 从 -1 自减(-1, -2, -3...),第一个元素 upId=0,最后一个 downId=null</li>
+     *   <li>位置 0:gridPrice=shortBaseEntryPrice,upId=-1,downId=1,其数据在基座开仓时更新</li>
+     *   <li>多仓队列:id 从 1 自增(1, 2, 3...),第一个元素 upId=0,最后一个 downId=null</li>
+     * </ul>
      *
-     * <h3>执行流程</h3>
-     * <ol>
-     *   <li>匹配队列元素 → 为空则直接返回,不触发</li>
-     *   <li>空仓队列:移除 matched 元素,从尾部最小值递减 step 补充等量新元素,重新降序排序</li>
-     *   <li>多仓队列:以多仓首元素(最小价)为基准递减 step,生成 matched.size() 个新元素加入,
-     *       升序排序,超限截尾</li>
-     *   <li>空仓止盈队列:加入新空仓首元素 − step,降序排序</li>
-     *   <li>保证金检查 → 不安全则跳过挂单(队列照常更新并返回),安全则继续</li>
-     *   <li>取消所有旧多仓条件单(currentLongOrderIds),清空集合</li>
-     *   <li>挂新空仓条件单(触发价 = 新空仓首元素,rule=NUMBER_2 ≤触发价时开空,size=负)</li>
-     *   <li>挂新多仓条件单(触发价 = 新多仓首元素,rule=NUMBER_1 ≥触发价时开多,size=正)</li>
-     *   <li>反向开多判断:新空仓首元素 > shortEntryPrice 且 < longEntryPrice 且 longPositionSize < 3
-     *       → 挂反向条件多单(触发价 = 新空仓首元素),止盈价 = 首元素 + step 加入多仓止盈队列</li>
-     * </ol>
-     *
-     * @param currentPrice 当前 K 线收盘价(最新成交价)
+     * <h3>链表关系</h3>
+     * 所有元素通过 upId/downId 串成一条双向链表:
+     * ... → -3 → -2 → -1 → 0 → 1 → 2 → 3 → ...
      */
+    private void updateGridElements() {
+        List<GridElement> elements = new ArrayList<>();
+        int shortSize = shortPriceQueue.size();
+        int longSize = longPriceQueue.size();
+        //根据精度转换成小数
+        int prec = config.getPriceScale();
+//        BigDecimal minTick = BigDecimal.ONE.scaleByPowerOfTen(-prec);
+//        BigDecimal step = config.getStep().subtract(minTick);
+        BigDecimal step = config.getStep();
+        String qty = config.getQuantity();
+
+        // 空仓队列:id 从 -1 自减, shortPriceQueue[i] → id=-(i+1)
+        for (int i = 0; i < shortSize; i++) {
+            int id = -(i + 1);
+            Integer upId = (i == 0) ? 0 : id + 1;
+            Integer downId = (i == shortSize - 1) ? null : id - 1;
+            BigDecimal price = shortPriceQueue.get(i);
+            TraderParam longParam = TraderParam.builder()
+                    .direction(TraderParam.Direction.LONG)
+                    .entryPrice(price)
+                    .takeProfitPrice(price.add(step).setScale(prec, RoundingMode.HALF_UP))
+                    .quantity(qty)
+                    .build();
+            TraderParam shortParam = TraderParam.builder()
+                    .direction(TraderParam.Direction.SHORT)
+                    .entryPrice(price)
+                    .takeProfitPrice(price.subtract(step).setScale(prec, RoundingMode.HALF_UP))
+                    .quantity(qty)
+                    .build();
+            elements.add(GridElement.builder()
+                    .id(id)
+                    .gridPrice(price)
+                    .upId(upId)
+                    .downId(downId)
+                    .longTraderParam(longParam)
+                    .shortTraderParam(shortParam)
+                    .build());
+        }
+
+        // 位置 0:基底价格,数据在基座开仓时更新
+        {
+            BigDecimal price = shortBaseEntryPrice;
+            TraderParam longParam = TraderParam.builder()
+                    .direction(TraderParam.Direction.LONG)
+                    .entryPrice(price)
+                    .takeProfitPrice(price.add(step).setScale(prec, RoundingMode.HALF_UP))
+                    .quantity(qty)
+                    .build();
+            TraderParam shortParam = TraderParam.builder()
+                    .direction(TraderParam.Direction.SHORT)
+                    .entryPrice(price)
+                    .takeProfitPrice(price.subtract(step).setScale(prec, RoundingMode.HALF_UP))
+                    .quantity(qty)
+                    .build();
+            elements.add(GridElement.builder()
+                    .id(0)
+                    .gridPrice(price)
+                    .upId(shortSize > 0 ? 1 : null)
+                    .downId(longSize > 0 ? -1 : null)
+                    .longTraderParam(longParam)
+                    .shortTraderParam(shortParam)
+                    .build());
+        }
+
+        // 多仓队列:id 从 1 自增, longPriceQueue[i] → id=i+1
+        for (int i = 0; i < longSize; i++) {
+            int id = i + 1;
+            Integer downId = (i == 0) ? 0 : id - 1;
+            Integer upId = (i == longSize - 1) ? null : id + 1;
+            BigDecimal price = longPriceQueue.get(i);
+            TraderParam longParam = TraderParam.builder()
+                    .direction(TraderParam.Direction.LONG)
+                    .entryPrice(price)
+                    .takeProfitPrice(price.add(step).setScale(prec, RoundingMode.HALF_UP))
+                    .quantity(qty)
+                    .build();
+            TraderParam shortParam = TraderParam.builder()
+                    .direction(TraderParam.Direction.SHORT)
+                    .entryPrice(price)
+                    .takeProfitPrice(price.subtract(step).setScale(prec, RoundingMode.HALF_UP))
+                    .quantity(qty)
+                    .build();
+            elements.add(GridElement.builder()
+                    .id(id)
+                    .gridPrice(price)
+                    .upId(upId)
+                    .downId(downId)
+                    .longTraderParam(longParam)
+                    .shortTraderParam(shortParam)
+                    .build());
+        }
+
+        config.setGridElements(elements);
+        log.info("[Gate] 网格元素列表已构建, 共{}个元素 (空仓:{} 位置:0 多仓:{})", elements.size(), shortSize, longSize);
+    }
+
     private void processShortGrid(BigDecimal currentPrice) {
+        int prec = config.getPriceScale();
         List<BigDecimal> matched = new ArrayList<>();
         synchronized (shortPriceQueue) {
             for (BigDecimal p : shortPriceQueue) {
-                if (p.compareTo(currentPrice) > 0) {
+                if (p.compareTo(currentPrice) >= 0) {
                     matched.add(p);
                 } else {
                     break;
                 }
             }
         }
-        log.info("[Gate] 原空队列:{}", shortPriceQueue);
         if (matched.isEmpty()) {
-            log.info("[Gate] 空仓队列未触发, 当前价:{}", currentPrice);
             return;
         }
         log.info("[Gate] 空仓队列触发, 匹配{}个元素, 当前价:{}", matched.size(), currentPrice);
@@ -646,191 +1193,450 @@
             BigDecimal min = shortPriceQueue.isEmpty() ? matched.get(matched.size() - 1) : shortPriceQueue.get(shortPriceQueue.size() - 1);
             BigDecimal gridStep = config.getStep();
             for (int i = 0; i < matched.size(); i++) {
-                min = min.subtract(gridStep).setScale(1, RoundingMode.HALF_UP);
+                min = min.subtract(gridStep).setScale(prec, RoundingMode.HALF_UP);
                 shortPriceQueue.add(min);
-                log.info("[Gate] 空队列增加:{}", min);
             }
             shortPriceQueue.sort((a, b) -> b.compareTo(a));
-            log.info("[Gate] 现空队列:{}", shortPriceQueue);
         }
 
         synchronized (longPriceQueue) {
             BigDecimal first = longPriceQueue.isEmpty() ? matched.get(matched.size() - 1) : longPriceQueue.get(0);
             BigDecimal gridStep = config.getStep();
             for (int i = 1; i <= matched.size(); i++) {
-                BigDecimal elem = first.subtract(gridStep.multiply(BigDecimal.valueOf(i))).setScale(1, RoundingMode.HALF_UP);
+                BigDecimal elem = first.subtract(gridStep.multiply(BigDecimal.valueOf(i))).setScale(prec, RoundingMode.HALF_UP);
                 longPriceQueue.add(elem);
-                log.info("[Gate] 多队列增加:{}", elem);
             }
             longPriceQueue.sort(BigDecimal::compareTo);
             while (longPriceQueue.size() > config.getGridQueueSize()) {
                 longPriceQueue.remove(longPriceQueue.size() - 1);
             }
-            log.info("[Gate] 现多队列:{}", longPriceQueue);
         }
-
-        BigDecimal newShortFirst = shortPriceQueue.get(0);
-        BigDecimal step = config.getStep();
-        BigDecimal stpElem = newShortFirst.subtract(step).setScale(1, RoundingMode.HALF_UP);
-        shortTakeProfitQueue.add(stpElem);
-        shortTakeProfitQueue.sort((a, b) -> b.compareTo(a));
-        log.info("[Gate] 空止盈队列增加:{}, 现止盈队列:{}", stpElem, shortTakeProfitQueue);
 
         if (!isMarginSafe()) {
             log.warn("[Gate] 保证金超限,跳过挂条件单");
         } else {
-            executor.placeConditionalEntryOrder(newShortFirst,
-                    FuturesPriceTrigger.RuleEnum.NUMBER_2, negate(config.getQuantity()),
-                    orderId -> { currentShortOrderIds.add(orderId); log.info("[Gate] 新条件空单, id:{}, trigger:{}", orderId, newShortFirst); },
-                    null);
 
-            BigDecimal newLongFirst = longPriceQueue.get(0);
-            if (newLongFirst.compareTo(longEntryPrice) < 0) {
-                synchronized (currentLongOrderIds) {
-                    for (String id : currentLongOrderIds) {
-                        executor.cancelConditionalOrder(id);
+            /**
+             * 下一个开仓位置
+             *      获取队列第一个元素的价格对应的网格
+             *      判断网格是否能开空仓,如果不能则跳过
+             *      前进方向挂空仓条件单
+             *      后置方向挂多空条件单
+             */
+            //下一个开仓位置
+            BigDecimal newLongFirst = shortPriceQueue.get(0);
+            GridElement UpGridElement = GridElement.findByPrice(newLongFirst);
+
+            // 判断网格是否能开空仓,如果不能则跳过
+            if (UpGridElement != null) {
+
+//                if (!UpGridElement.isHasShortOrder() && shortEntryPrice.compareTo(newLongFirst) > 0) {
+//
+//                    TraderParam upShortTraderParam = UpGridElement.getShortTraderParam();
+//                    placeEntryOrderWithPreFlag(UpGridElement, false,
+//                            upShortTraderParam.getEntryPrice(),
+//                            FuturesPriceTrigger.RuleEnum.NUMBER_2,
+//                            negate(upShortTraderParam.getQuantity()));
+//                }
+                int i = UpGridElement.getId() + 2;
+                GridElement downGridElement = GridElement.findById(i);
+                if (downGridElement != null){
+
+                    BigDecimal downGridPrice = downGridElement.getGridPrice();
+
+//                    TraderParam downShortTraderParam = downGridElement.getShortTraderParam();
+//                    if (
+//                            !downGridElement.isHasShortOrder() &&
+//                                    downGridPrice.compareTo(longEntryPrice) <= 0 &&
+//                                    downGridPrice.compareTo(shortEntryPrice) >= 0
+//                    ){
+//                        placeEntryOrderWithPreFlag(downGridElement, false,
+//                                downShortTraderParam.getEntryPrice(),
+//                                FuturesPriceTrigger.RuleEnum.NUMBER_1,
+//                                negate(downShortTraderParam.getQuantity()));
+//
+//                    }
+
+                    TraderParam downLongTraderParam = downGridElement.getLongTraderParam();
+                    if (
+                            !downGridElement.isHasLongOrder() &&
+                                    downGridPrice.compareTo(longEntryPrice) <= 0
+                    ){
+                        placeEntryOrderWithPreFlag(downGridElement, true,
+                                downLongTraderParam.getEntryPrice(),
+                                FuturesPriceTrigger.RuleEnum.NUMBER_1,
+                                downLongTraderParam.getQuantity());
                     }
-                    currentLongOrderIds.clear();
                 }
-                executor.placeConditionalEntryOrder(newLongFirst,
-                        FuturesPriceTrigger.RuleEnum.NUMBER_1, config.getQuantity(),
-                        orderId -> { currentLongOrderIds.add(orderId); log.info("[Gate] 新条件多单, id:{}, trigger:{}", orderId, newLongFirst); },
-                        null);
-            }
-
-            if (newShortFirst.compareTo(shortEntryPrice) > 0
-                    && newShortFirst.compareTo(longEntryPrice) < 0
-                    && longPositionSize.compareTo(new BigDecimal("3")) < 0) {
-                BigDecimal reverseLongTp = newShortFirst.add(step).setScale(1, RoundingMode.HALF_UP);
-                longTakeProfitQueue.add(reverseLongTp);
-                longTakeProfitQueue.sort(BigDecimal::compareTo);
-                executor.placeConditionalEntryOrder(newShortFirst,
-                        FuturesPriceTrigger.RuleEnum.NUMBER_1, config.getQuantity(),
-                        orderId -> { currentLongOrderIds.add(orderId); },
-                        null);
-                log.info("[Gate] 反向条件多单已挂, trigger:{}, size:{}, 止盈:{}", newShortFirst, config.getQuantity(), reverseLongTp);
             }
         }
-
     }
 
-    /**
-     * 多仓网格处理(当前价涨破多仓队列元素)。
-     *
-     * <h3>匹配规则</h3>
-     * 遍历多仓队列(升序排列,小→大),收集所有小于当前价的元素为 matched。
-     * 升序排列保证一旦遇到 price ≥ currentPrice 即可停止遍历。
-     *
-     * <h3>执行流程</h3>
-     * <ol>
-     *   <li>匹配队列元素 → 为空则直接返回,不触发</li>
-     *   <li>多仓队列:移除 matched 元素,从尾部最大值递增 step 补充等量新元素,重新升序排序</li>
-     *   <li>空仓队列:以空仓首元素(最高价)为基准递增 step,生成 matched.size() 个新元素加入,
-     *       降序排序,超限截尾</li>
-     *   <li>多仓止盈队列:加入新多仓首元素 + step,升序排序</li>
-     *   <li>保证金检查 → 不安全则跳过挂单(队列照常更新并返回),安全则继续</li>
-     *   <li>挂新多仓条件单(触发价 = 新多仓首元素,rule=NUMBER_1 ≥触发价时开多,size=正)</li>
-     *   <li>空仓条件单守卫:newShortFirst > shortEntryPrice 时才执行
-     *       → 取消所有旧空仓条件单(currentShortOrderIds) → 清空集合 →
-     *       挂新空仓条件单(触发价 = 新空仓首元素,rule=NUMBER_2 ≤触发价时开空,size=负);
-     *       不满足时保持旧空仓条件单不变</li>
-     *   <li>反向开空判断:newLongFirst > shortEntryPrice 且 < longEntryPrice 且 shortPositionSize < 3
-     *       → 挂反向条件空单(触发价 = newLongFirst),止盈价 = newLongFirst − step 加入空仓止盈队列</li>
-     * </ol>
-     *
-     * @param currentPrice 当前 K 线收盘价(最新成交价)
-     */
     private void processLongGrid(BigDecimal currentPrice) {
+        int prec = config.getPriceScale();
         List<BigDecimal> matched = new ArrayList<>();
         synchronized (longPriceQueue) {
             for (BigDecimal p : longPriceQueue) {
-                if (p.compareTo(currentPrice) < 0) {
+                if (p.compareTo(currentPrice) <= 0) {
                     matched.add(p);
                 } else {
                     break;
                 }
             }
         }
-        log.info("[Gate] 原多队列:{}", longPriceQueue);
         if (matched.isEmpty()) {
-            log.info("[Gate] 多仓队列未触发, 当前价:{}", currentPrice);
             return;
         }
 
         log.info("[Gate] 多仓队列触发, 匹配{}个元素, 当前价:{}", matched.size(), currentPrice);
 
+        /**
+         * 匹配到元素后,
+         *  多仓队列更新
+         *  空仓队列更新
+         */
         synchronized (longPriceQueue) {
             longPriceQueue.removeAll(matched);
             BigDecimal max = longPriceQueue.isEmpty() ? matched.get(matched.size() - 1) : longPriceQueue.get(longPriceQueue.size() - 1);
             BigDecimal gridStep = config.getStep();
             for (int i = 0; i < matched.size(); i++) {
-                max = max.add(gridStep).setScale(1, RoundingMode.HALF_UP);
+                max = max.add(gridStep).setScale(prec, RoundingMode.HALF_UP);
                 longPriceQueue.add(max);
-                log.info("[Gate] 多队列增加:{}", max);
             }
             longPriceQueue.sort(BigDecimal::compareTo);
-            log.info("[Gate] 现多队列:{}", longPriceQueue);
         }
-
         synchronized (shortPriceQueue) {
             BigDecimal first = shortPriceQueue.isEmpty() ? matched.get(0) : shortPriceQueue.get(0);
             BigDecimal gridStep = config.getStep();
             for (int i = 1; i <= matched.size(); i++) {
-                BigDecimal elem = first.add(gridStep.multiply(BigDecimal.valueOf(i))).setScale(1, RoundingMode.HALF_UP);
+                BigDecimal elem = first.add(gridStep.multiply(BigDecimal.valueOf(i))).setScale(prec, RoundingMode.HALF_UP);
                 shortPriceQueue.add(elem);
-                log.info("[Gate] 空队列增加:{}", elem);
             }
             shortPriceQueue.sort((a, b) -> b.compareTo(a));
             while (shortPriceQueue.size() > config.getGridQueueSize()) {
                 shortPriceQueue.remove(shortPriceQueue.size() - 1);
             }
-            log.info("[Gate] 现空队列:{}", shortPriceQueue);
         }
-
-        BigDecimal newLongFirst = longPriceQueue.get(0);
-        BigDecimal step = config.getStep();
-        BigDecimal ltpElem = newLongFirst.add(step).setScale(1, RoundingMode.HALF_UP);
-        longTakeProfitQueue.add(ltpElem);
-        longTakeProfitQueue.sort(BigDecimal::compareTo);
-        log.info("[Gate] 多止盈队列增加:{}, 现止盈队列:{}", ltpElem, longTakeProfitQueue);
 
         if (!isMarginSafe()) {
             log.warn("[Gate] 保证金超限,跳过挂条件单");
         } else {
-            executor.placeConditionalEntryOrder(newLongFirst,
-                    FuturesPriceTrigger.RuleEnum.NUMBER_1, config.getQuantity(),
-                    orderId -> { currentLongOrderIds.add(orderId); log.info("[Gate] 新条件多单, id:{}, trigger:{}", orderId, newLongFirst); },
-                    null);
 
+            /**
+             * 下一个开仓位置
+             *      获取队列第一个元素的价格对应的网格
+             *      判断网格是否能开多仓,如果不能则跳过
+             *      前进方向挂多仓条件单
+             *      后置方向挂多空条件单
+             */
+            //下一个开仓位置
+            BigDecimal newLongFirst = longPriceQueue.get(0);
+            GridElement UpGridElement = GridElement.findByPrice(newLongFirst);
 
-            BigDecimal newShortFirst = shortPriceQueue.get(0);
-            if (newShortFirst.compareTo(shortEntryPrice) > 0){
-                synchronized (currentShortOrderIds) {
-                    for (String id : currentShortOrderIds) {
-                        executor.cancelConditionalOrder(id);
+            // 判断网格是否能开多仓,如果不能则跳过
+            if (UpGridElement != null) {
+
+//                if (!UpGridElement.isHasLongOrder() && longEntryPrice.compareTo(newLongFirst) < 0) {
+//                    TraderParam upLongTraderParam = UpGridElement.getLongTraderParam();
+//                    placeEntryOrderWithPreFlag(UpGridElement, true,
+//                            upLongTraderParam.getEntryPrice(),
+//                            FuturesPriceTrigger.RuleEnum.NUMBER_1,
+//                            config.getQuantity());
+//                }
+
+                int i = UpGridElement.getId() - 2;
+                GridElement downGridElement = GridElement.findById(i);
+                if (downGridElement != null){
+
+                    BigDecimal downGridPrice = downGridElement.getGridPrice();
+
+//                    TraderParam downLongTraderParam = downGridElement.getLongTraderParam();
+//                    if (
+//                            !downGridElement.isHasLongOrder() &&
+//                                    downGridPrice.compareTo(shortEntryPrice) >= 0 &&
+//                                    downGridPrice.compareTo(longEntryPrice) <= 0
+//                    ){
+//                        placeEntryOrderWithPreFlag(downGridElement, true,
+//                                downLongTraderParam.getEntryPrice(),
+//                                FuturesPriceTrigger.RuleEnum.NUMBER_2,
+//                                config.getQuantity());
+//
+//                    }
+
+                    TraderParam shortTraderParam = downGridElement.getShortTraderParam();
+                    if (
+                            !downGridElement.isHasShortOrder() &&
+                                    downGridPrice.compareTo(shortEntryPrice) >= 0
+                    ){
+
+                        placeEntryOrderWithPreFlag(downGridElement, false,
+                                shortTraderParam.getEntryPrice(),
+                                FuturesPriceTrigger.RuleEnum.NUMBER_2,
+                                negate(config.getQuantity()));
                     }
-                    currentShortOrderIds.clear();
                 }
-                executor.placeConditionalEntryOrder(newShortFirst,
-                        FuturesPriceTrigger.RuleEnum.NUMBER_2, negate(config.getQuantity()),
-                        orderId -> { currentShortOrderIds.add(orderId); log.info("[Gate] 新条件空单, id:{}, trigger:{}", orderId, newShortFirst); },
-                        null);
             }
+        }
+    }
 
-            if (newLongFirst.compareTo(shortEntryPrice) > 0
-                    && newLongFirst.compareTo(longEntryPrice) < 0
-                    && shortPositionSize.compareTo(new BigDecimal("3")) < 0) {
-                BigDecimal reverseShortTp = newLongFirst.subtract(step).setScale(1, RoundingMode.HALF_UP);
-                shortTakeProfitQueue.add(reverseShortTp);
-                shortTakeProfitQueue.sort((a, b) -> b.compareTo(a));
-                executor.placeConditionalEntryOrder(newLongFirst,
-                        FuturesPriceTrigger.RuleEnum.NUMBER_2, negate(config.getQuantity()),
-                        orderId -> { currentShortOrderIds.add(orderId); },
-                        null);
-                log.info("[Gate] 反向条件空单已挂, trigger:{}, size:{}, 止盈:{}", newLongFirst, negate(config.getQuantity()), reverseShortTp);
+    private void handleLongStopLossTriggered(GridElement gridElement) {
+        int gridId = gridElement.getId();
+        int N = Math.abs(gridId);
+        gridElement.setLongStopLossOrderId(null);
+        log.info("[Gate] 多仓止损触发 gridId:{}, 开始追单", gridId);
+
+        int newEntryGridId = -(N - 1);
+
+        GridElement newEntryGrid = GridElement.findById(newEntryGridId);
+        if (newEntryGrid == null) {
+            log.warn("[Gate] 多仓止损触发 but gridId:{} 不存在", newEntryGridId);
+            GridElement.refreshIndices();
+            return;
+        }
+
+        if (N > 2) {
+            int cancelGridId = -(N - 2);
+            GridElement cancelGrid = GridElement.findById(cancelGridId);
+            if (cancelGrid != null && cancelGrid.isHasLongOrder()) {
+                executor.cancelConditionalOrder(cancelGrid.getLongOrderId(), oid -> {
+                    longEntryTraderIdParam(cancelGrid, null, false);
+                    log.info("[Gate] 多仓止损触发, 取消gridId:{}的多单", cancelGridId);
+                });
             }
         }
 
+        BigDecimal triggerPrice = newEntryGrid.getGridPrice();
+        longEntryQty++;
+        int entryQty = longEntryQty;
+        String size = new BigDecimal(String.valueOf(entryQty)).multiply(new BigDecimal(config.getQuantity())).toString();
+        log.info("[Gate] 多仓止损触发 gridId:{}, 在gridId:{}挂{}基础张多单(计数器:{}, size:{})",
+                gridId, newEntryGridId, entryQty, longEntryQty, size);
+        newEntryGrid.getLongTraderParam().setQuantity(size);
+        placeEntryOrderWithPreFlag(newEntryGrid, true, triggerPrice,
+                FuturesPriceTrigger.RuleEnum.NUMBER_1, size);
+    }
+
+    private void handleShortStopLossTriggered(GridElement gridElement) {
+        int gridId = gridElement.getId();
+        int N = gridId;
+        gridElement.setShortStopLossOrderId(null);
+        log.info("[Gate] 空仓止损触发 gridId:{}, 开始追单", gridId);
+
+        int newEntryGridId = N - 1;
+
+        GridElement newEntryGrid = GridElement.findById(newEntryGridId);
+        if (newEntryGrid == null) {
+            log.warn("[Gate] 空仓止损触发 but gridId:{} 不存在", newEntryGridId);
+            GridElement.refreshIndices();
+            return;
+        }
+
+        if (N > 2) {
+            int cancelGridId = N - 2;
+            GridElement cancelGrid = GridElement.findById(cancelGridId);
+            if (cancelGrid != null && cancelGrid.isHasShortOrder()) {
+                executor.cancelConditionalOrder(cancelGrid.getShortOrderId(), oid -> {
+                    shortEntryTraderIdParam(cancelGrid, null, false);
+                    log.info("[Gate] 空仓止损触发, 取消gridId:{}的空单", cancelGridId);
+                });
+            }
+        }
+
+
+
+        BigDecimal triggerPrice = newEntryGrid.getGridPrice();
+        shortEntryQty++;
+        int entryQty = shortEntryQty;
+        String size = new BigDecimal(String.valueOf(entryQty)).multiply(new BigDecimal(config.getQuantity())).toString();
+        log.info("[Gate] 空仓止损触发 gridId:{}, 在gridId:{}挂{}基础张空单(计数器:{}, size:{})",
+                gridId, newEntryGridId, entryQty, shortEntryQty, size);
+        newEntryGrid.getShortTraderParam().setQuantity(size);
+        placeEntryOrderWithPreFlag(newEntryGrid, false, triggerPrice,
+                FuturesPriceTrigger.RuleEnum.NUMBER_2, negate(size));
+    }
+
+    private void extendLongStopLoss(int filledQty) {
+        int furthestSlId = 0;
+        for (GridElement e : config.getGridElements()) {
+            if (e.getLongStopLossOrderId() != null && e.getId() < furthestSlId) {
+                furthestSlId = e.getId();
+            }
+        }
+        if (furthestSlId == 0) {
+            furthestSlId = -11;
+        }
+        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;
+            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);
+                    }
+            );
+        }
+    }
+
+    private void extendShortStopLoss(int filledQty) {
+        int furthestSlId = 0;
+        for (GridElement e : config.getGridElements()) {
+            if (e.getShortStopLossOrderId() != null && e.getId() > furthestSlId) {
+                furthestSlId = e.getId();
+            }
+        }
+        if (furthestSlId == 0) {
+            furthestSlId = 11;
+        }
+        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;
+            GridElement elem = GridElement.findById(newSlId);
+            if (elem == null) {
+                continue;
+            }
+            BigDecimal triggerPrice = elem.getGridPrice();
+            int finalSlId = newSlId;
+            executor.placeTakeProfit(
+                    triggerPrice,
+                    FuturesPriceTrigger.RuleEnum.NUMBER_1,
+                    ORDER_TYPE_CLOSE_SHORT,
+                    config.getQuantity(),
+                    profitId -> {
+                        elem.setShortStopLossOrderId(profitId);
+                        GridElement.refreshIndices();
+                        log.info("[Gate] 空仓止损追加, gridId:{}, 触发价:{}, stopLossId:{}", finalSlId, triggerPrice, profitId);
+                    }
+            );
+        }
+    }
+
+    /**
+     * 通过 REST API 查询实时持仓,超限则在下一网格挂止盈单。
+     * 使用异步执行避免阻塞 WS 回调线程。
+     *
+     * @param isLong 是否为多仓方向
+     * @param gridId 当前挂单成交的网格 ID
+     */
+    private void checkMaxPositionAndPlaceTakeProfit(boolean isLong, int gridId) {
+        int maxPos = config.getMaxPositionSize();
+        if (maxPos <= 0) return;
+
+        executor.submitTask(() -> {
+            try {
+                List<Position> positions = futuresApi.listPositions(SETTLE).execute();
+                if (positions == null) return;
+
+                long actualPosSize = 0;
+                String targetMode = isLong ? "dual_long" : "dual_short";
+                for (Position pos : positions) {
+                    if (!config.getContract().equals(pos.getContract())) continue;
+                    Position.ModeEnum mode = pos.getMode();
+                    if (mode != null && mode.getValue() != null && targetMode.equals(mode.getValue())) {
+                        actualPosSize = Math.abs(Long.parseLong(pos.getSize()));
+                        break;
+                    }
+                }
+
+                if (actualPosSize <= maxPos) {
+                    log.debug("[Gate] 持仓检查 {}方向 实际持仓:{} ≤ 上限:{}, 无需止盈", targetMode, actualPosSize, maxPos);
+                    return;
+                }
+
+                // 下一网格 ID:空仓 N→N-1(向基底方向,更低价),多仓 -N→-(N-1)(向基底方向,更高价)
+                int nextGridId = isLong ? -(Math.abs(gridId) - 1) : gridId - 1;
+                GridElement nextGrid = GridElement.findById(nextGridId);
+                if (nextGrid == null) {
+                    log.warn("[Gate] 持仓超限 but 下一网格{}不存在", nextGridId);
+                    return;
+                }
+
+                BigDecimal tpPrice = nextGrid.getGridPrice();
+                final long finalPosSize = actualPosSize;
+                final int finalNextGridId = nextGridId;
+                if (isLong) {
+                    executor.placeTakeProfit(tpPrice,
+                            FuturesPriceTrigger.RuleEnum.NUMBER_1,
+                            ORDER_TYPE_CLOSE_LONG,
+                            negate(config.getQuantity()),
+                            profitId -> log.info("[Gate] 多仓超限止盈已挂(持仓:{})>, gridId:{}, tpPrice:{}, id:{}",
+                                    finalPosSize, finalNextGridId, tpPrice, profitId));
+                } else {
+                    executor.placeTakeProfit(tpPrice,
+                            FuturesPriceTrigger.RuleEnum.NUMBER_2,
+                            ORDER_TYPE_CLOSE_SHORT,
+                            config.getQuantity(),
+                            profitId -> log.info("[Gate] 空仓超限止盈已挂(持仓:{})>, gridId:{}, tpPrice:{}, id:{}",
+                                    finalPosSize, finalNextGridId, tpPrice, profitId));
+                }
+            } catch (Exception e) {
+                log.warn("[Gate] 通过API查询持仓超限检查失败", e);
+            }
+        });
+    }
+
+    /** Gate 永续合约 taker 费率 0.05% */
+    private static final BigDecimal TAKER_FEE_RATE = new BigDecimal("0.0005");
+    /** ETH_USDT 合约面值(每张=0.01 ETH) */
+    private static final BigDecimal CT_VAL = new BigDecimal("0.01");
+
+    private void checkProfitAndReset() {
+        try {
+            FuturesAccount account = futuresApi.listFuturesAccounts(SETTLE);
+            BigDecimal unrealisedPnl = new BigDecimal(account.getCrossUnrealisedPnl());
+            BigDecimal available = new BigDecimal(account.getCrossAvailable());
+            BigDecimal totalEquity = unrealisedPnl.add(available);
+
+            // 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(CT_VAL).multiply(lastKlinePrice != null ? lastKlinePrice : BigDecimal.ZERO);
+            BigDecimal estimatedFee = closeContractValue.multiply(TAKER_FEE_RATE);
+            BigDecimal netEquity = totalEquity.subtract(estimatedFee);
+
+            BigDecimal target = initialPrincipal.add(config.getExpectedProfit());
+            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);
+                state = StrategyState.STOPPED;
+                closeExistingPositions();
+                futuresApi.cancelPriceTriggeredOrderList(SETTLE, config.getContract());
+
+                // 提交到 executor 末尾:单线程FIFO保证前面所有平仓/取消任务完成后才重置
+                executor.submitTask(() -> {
+                    try { Thread.sleep(3000); } catch (InterruptedException e) { Thread.currentThread().interrupt(); }
+                    startGrid();
+                });
+            }
+        } catch (Exception e) {
+            log.warn("[Gate] 盈亏检查失败", e);
+        }
+    }
+
+    private void handlePositionZeroAndReset(String direction) {
+        state = StrategyState.STOPPED;
+        try {
+            futuresApi.cancelPriceTriggeredOrderList(SETTLE, config.getContract());
+        } catch (Exception e) {
+            log.warn("[Gate] {}持仓归零后取消条件单失败", direction, e);
+        }
+        closeExistingPositions();
+        // 提交到 executor 末尾:单线程FIFO保证前面所有平仓/取消任务完成后才重置
+        executor.submitTask(() -> {
+            try { Thread.sleep(3000); } catch (InterruptedException e) { Thread.currentThread().interrupt(); }
+            startGrid();
+        });
     }
 
     // ---- 保证金安全阀 ----
@@ -866,6 +1672,50 @@
      */
     private String negate(String qty) {
         return qty.startsWith("-") ? qty.substring(1) : "-" + qty;
+    }
+
+    /**
+     * 预设标志位后提交条件开仓单,防止异步回调导致的竞态重复挂单。
+     *
+     * <p>在调用 {@link GateTradeExecutor#placeConditionalEntryOrder} 之前同步设置
+     * {@code isHasLongOrder / isHasShortOrder},关闭 WS 线程与 Executor 线程之间的
+     * 检查-下单时间窗口。API 失败时自动回滚标志位。
+     *
+     * @param gridElement 目标网格元素
+     * @param isLong      true=多仓下单,false=空仓下单
+     * @param triggerPrice 触发价
+     * @param rule        触发规则
+     * @param size        开仓张数
+     */
+    private void placeEntryOrderWithPreFlag(GridElement gridElement, boolean isLong,
+                                             BigDecimal triggerPrice,
+                                             FuturesPriceTrigger.RuleEnum rule,
+                                             String size) {
+        if (isLong) {
+            gridElement.setHasLongOrder(true);
+        } else {
+            gridElement.setHasShortOrder(true);
+        }
+        executor.placeConditionalEntryOrder(triggerPrice, rule, size,
+                orderId -> {
+                    if (isLong) {
+                        longEntryTraderIdParam(gridElement, orderId, true);
+                    } else {
+                        shortEntryTraderIdParam(gridElement, orderId, true);
+                    }
+                },
+                () -> {
+                    if (isLong) {
+                        gridElement.setHasLongOrder(false);
+                        gridElement.setLongOrderId(null);
+                    } else {
+                        gridElement.setHasShortOrder(false);
+                        gridElement.setShortOrderId(null);
+                    }
+                    GridElement.refreshIndices();
+                    log.warn("[Gate] 条件单创建失败,回滚标志位 gridId:{}, isLong:{}", gridElement.getId(), isLong);
+                }
+        );
     }
 
     /**
@@ -925,4 +1775,6 @@
     public Long getUserId() { return userId; }
     /** @return 当前策略状态 */
     public StrategyState getState() { return state; }
+    /** 注入WS客户端,用于订阅状态检查 */
+    public void setWsClient(GateKlineWebSocketClient wsClient) { this.wsClient = wsClient; }
 }

--
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