From dac84cb80a0dfe39d87ec88abbc4ad3bac8ec309 Mon Sep 17 00:00:00 2001
From: Administrator <15274802129@163.com>
Date: Mon, 15 Jun 2026 14:14:55 +0800
Subject: [PATCH] refactor(gateApi): 优化网格交易服务中的止损逻辑和订单处理

---
 src/main/java/com/xcong/excoin/modules/gateApi/GateGridTradeService.java | 1283 ++++++++++++++++++++++++++++++++++++++++++++++++++++-----
 1 files changed, 1,154 insertions(+), 129 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 ed17373..dec4977 100644
--- a/src/main/java/com/xcong/excoin/modules/gateApi/GateGridTradeService.java
+++ b/src/main/java/com/xcong/excoin/modules/gateApi/GateGridTradeService.java
@@ -1,34 +1,83 @@
 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;
 import io.gate.gateapi.api.AccountApi;
 import io.gate.gateapi.api.FuturesApi;
-import io.gate.gateapi.models.AccountDetail;
-import io.gate.gateapi.models.FuturesAccount;
-import io.gate.gateapi.models.FuturesPriceTrigger;
+import io.gate.gateapi.models.*;
 import lombok.extern.slf4j.Slf4j;
 
+import java.io.IOException;
 import java.math.BigDecimal;
 import java.math.RoundingMode;
+import java.util.*;
+
+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 网格交易服务类。使用 Gate SDK 通过 REST API 下单。
+ * 网格交易策略引擎 — 多空对冲网格。
  *
- * <h3>状态机</h3>
+ * <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>完整生命周期</h3>
  * <pre>
- *   WAITING_KLINE → (首次 K 线) → OPENING → ACTIVE
- *                             双开失败 → STOPPED
- *
- *   ACTIVE:
- *     ├─ 仓位 size=0 且方向活跃 → REOPENING_L/S → ACTIVE
- *     │   补仓失败 → 重试 → 仍失败 → STOPPED
- *     └─ 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>架构</h3>
- * REST 下单委派给 {@link GateTradeExecutor}(独立线程池,避免阻塞 WS 回调线程)。
+ * <h3>仓位线动态调整</h3>
+ * <pre>
+ *   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>
+ *
+ * <h3>关键公式</h3>
+ * <pre>
+ *   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>
+ *
+ * <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
  */
@@ -36,8 +85,21 @@
 public class GateGridTradeService {
 
     public enum StrategyState {
-        WAITING_KLINE, OPENING, ACTIVE, REOPENING_LONG, REOPENING_SHORT, STOPPED
+        WAITING_KLINE, OPENING, ACTIVE, STOPPED
     }
+
+    /**
+     * 止盈条件单 order_type:仓位计划止盈止损 — 平多仓(支持部分平仓,size&lt;0)。
+     * 注意:不能用 close-long-position(仅支持全平且双仓需 auto_size),
+     * 必须用 plan-close-long-position 以支持指定张数部分平仓。
+     */
+    private static final String ORDER_TYPE_CLOSE_LONG = "plan-close-long-position";
+    /**
+     * 止盈条件单 order_type:仓位计划止盈止损 — 平空仓(支持部分平仓,size&gt;0)。
+     * 注意:不能用 close-short-position(仅支持全平且双仓需 auto_size),
+     * 必须用 plan-close-short-position 以支持指定张数部分平仓。
+     */
+    private static final String ORDER_TYPE_CLOSE_SHORT = "plan-close-short-position";
 
     private final GateConfig config;
     private final GateTradeExecutor executor;
@@ -46,19 +108,43 @@
 
     private volatile StrategyState state = StrategyState.WAITING_KLINE;
 
-    /** 多头是否活跃(有仓位) */
-    private volatile boolean longActive = false;
+    /** 空仓价格队列,降序排列(大→小),容量 gridQueueSize */
+    private final List<BigDecimal> shortPriceQueue = Collections.synchronizedList(new ArrayList<>());
+    /** 多仓价格队列,升序排列(小→大),容量 gridQueueSize */
+    private final List<BigDecimal> longPriceQueue = Collections.synchronizedList(new ArrayList<>());
+    private final List<BigDecimal> totalLongPriceQueue = Collections.synchronizedList(new ArrayList<>());
+    private final List<BigDecimal> totalShortPriceQueue = 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(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;
+    /** 基底空头是否已开 */
+    private volatile boolean baseShortOpened = false;
+
     /** 空头是否活跃(有仓位) */
     private volatile boolean shortActive = false;
+    /** 多头是否活跃(有仓位) */
+    private volatile boolean longActive = false;
 
-    private BigDecimal longEntryPrice;
-    private BigDecimal shortEntryPrice;
     private volatile BigDecimal lastKlinePrice;
+    private volatile BigDecimal markPrice = BigDecimal.ZERO;
     private volatile BigDecimal cumulativePnl = BigDecimal.ZERO;
+    private volatile BigDecimal unrealizedPnl = BigDecimal.ZERO;
+    private volatile BigDecimal longEntryPrice = BigDecimal.ZERO;
+    private volatile BigDecimal shortEntryPrice = BigDecimal.ZERO;
+    private volatile BigDecimal longPositionSize = BigDecimal.ZERO;
+    private volatile BigDecimal shortPositionSize = BigDecimal.ZERO;
     private Long userId;
-
-    private int longReopenFails = 0;
-    private int shortReopenFails = 0;
+    private volatile BigDecimal initialPrincipal = BigDecimal.ZERO;
+    private volatile GateKlineWebSocketClient wsClient;
 
     public GateGridTradeService(GateConfig config) {
         this.config = config;
@@ -69,6 +155,22 @@
         this.executor = new GateTradeExecutor(apiClient, config.getContract());
     }
 
+    // ---- 初始化 ----
+
+    /**
+     * 初始化策略环境。
+     *
+     * <h3>执行顺序</h3>
+     * <ol>
+     *   <li>获取用户 ID(用于私有频道订阅 payload)</li>
+     *   <li>获取账户信息 → 记录初始本金</li>
+     *   <li>如需要,切换为双向持仓模式</li>
+     *   <li>如需要,调整持仓模式(single/dual)</li>
+     *   <li>清除旧的止盈止损条件单</li>
+     *   <li>平掉所有已有仓位</li>
+     *   <li>设置杠杆倍数</li>
+     * </ol>
+     */
     public void init() {
         try {
             ApiClient detailClient = new ApiClient();
@@ -76,203 +178,1126 @@
             detailClient.setApiKeySecret(config.getApiKey(), config.getApiSecret());
             AccountDetail detail = new AccountApi(detailClient).getAccountDetail();
             this.userId = detail.getUserId();
-            log.info("[Gate] uid:{}", userId);
+            log.info("[Gate] 用户ID: {}", userId);
 
             FuturesAccount account = futuresApi.listFuturesAccounts(SETTLE);
-            if (!config.getPositionMode().equals(account.getPositionMode())) {
-                futuresApi.setPositionMode(SETTLE, config.getPositionMode());
-            }
-            log.info("[Gate] mode:{} balance:{}", config.getPositionMode(), account.getAvailable());
+            this.initialPrincipal = new BigDecimal(account.getTotal());
+            log.info("[Gate] 初始本金: {} USDT", initialPrincipal);
 
             futuresApi.cancelPriceTriggeredOrderList(SETTLE, config.getContract());
-            log.info("[Gate] old orders cleared");
+            log.info("[Gate] 旧条件单已清除");
+            closeExistingPositions();
 
-            futuresApi.updateContractPositionLeverageCall(
-                    SETTLE, config.getContract(), config.getLeverage(),
-                    config.getMarginMode(), config.getPositionMode(), null);
-            log.info("[Gate] {}x {}", config.getLeverage(), config.getMarginMode());
+            //设置持仓模式为双向持仓
+            Boolean inDualMode = account.getInDualMode();
+            if (!inDualMode) {
+                try {
+                    futuresApi.setDualModeCall(SETTLE,true,null).execute();
+                } catch (IOException e) {
+                    e.printStackTrace();
+                }
+            }
+
+            try {
+                futuresApi.updateDualModePositionLeverageCall(
+                        SETTLE, config.getContract(), config.getLeverage(),
+                        null, null).execute();
+            } catch (IOException e) {
+                e.printStackTrace();
+            }
+
+            if (!config.getMarginMode().equals(account.getMarginMode())) {
+
+                UpdateDualCompPositionCrossModeRequest updateDualCompPositionCrossModeRequest = new UpdateDualCompPositionCrossModeRequest();
+                updateDualCompPositionCrossModeRequest.setMode(config.getMarginMode());
+                updateDualCompPositionCrossModeRequest.setContract(config.getContract());
+                try {
+                    futuresApi.updateDualCompPositionCrossModeCall(SETTLE, updateDualCompPositionCrossModeRequest, null).execute();
+                } catch (IOException e) {
+                    e.printStackTrace();
+                }
+            }
+            log.info("[Gate] 持仓模式: {} 余额: {}", config.getPositionMode(), account.getAvailable());
+            log.info("[Gate] 杠杆: {}x {}", config.getLeverage(), config.getMarginMode());
         } catch (GateApiException e) {
-            log.error("[Gate] init fail, label:{}, msg:{}", e.getErrorLabel(), e.getMessage());
+            log.error("[Gate] 初始化失败, label:{}, msg:{}", e.getErrorLabel(), e.getMessage());
         } catch (ApiException e) {
-            log.error("[Gate] init fail, code:{}", e.getCode());
+            log.error("[Gate] 初始化失败, code:{}", e.getCode());
         }
     }
 
+    /**
+     * 平掉当前合约的所有已有仓位。
+     *
+     * <h3>平仓策略</h3>
+     * <ul>
+     *   <li>单向持仓:size=相反数,reduceOnly=true,市价 IOC 平仓</li>
+     *   <li>双向持仓:size=0,close=false,autoSize=LONG/SHORT,reduceOnly=true,市价 IOC 全平</li>
+     * </ul>
+     *
+     * <h3>注意事项</h3>
+     * 双向持仓模式下必须使用 autoSize 参数,不能直接传负数 size,
+     * 否则 Gate API 会拒绝(双向模式下空头 size 为负是正常的持仓方向)。
+     */
+    private void closeExistingPositions() {
+        try {
+            List<Position> positions = futuresApi.listPositions(SETTLE).execute();
+            if (positions == null || positions.isEmpty()) { log.info("[Gate] 无已有仓位"); return; }
+            for (Position pos : positions) {
+                if (!config.getContract().equals(pos.getContract())) {
+                    continue;
+                }
+                String sizeStr = pos.getSize();
+                long size = Long.parseLong(sizeStr);
+                if (size == 0) {
+                    continue;
+                }
+                String closeSize = size > 0 ? String.valueOf(-size) : String.valueOf(Math.abs(size));
+                Position.ModeEnum mode = pos.getMode();
+                FuturesOrder closeOrder = new FuturesOrder();
+                closeOrder.setContract(config.getContract());
+                closeOrder.setPrice("0");
+                closeOrder.setTif(FuturesOrder.TifEnum.IOC);
+                closeOrder.setReduceOnly(true);
+                if (mode != null && mode.getValue() != null && mode.getValue().contains("dual")) {
+                    closeOrder.setSize("0");
+                    closeOrder.setClose(false);
+                    closeOrder.setAutoSize(size > 0 ? FuturesOrder.AutoSizeEnum.LONG : FuturesOrder.AutoSizeEnum.SHORT);
+                } else {
+                    closeOrder.setSize(closeSize);
+                }
+                closeOrder.setText("t-grid-init-close");
+                futuresApi.createFuturesOrder(SETTLE, closeOrder, null);
+                log.info("[Gate] 平已有仓位, 方向:{}, size:{}, mode:{}", size > 0 ? "多" : "空", sizeStr, mode);
+            }
+        } catch (GateApiException e) {
+            log.warn("[Gate] 平仓位失败, label:{}, msg:{}", e.getErrorLabel(), e.getMessage());
+        } catch (Exception e) {
+            log.warn("[Gate] 平仓位异常", e);
+        }
+    }
+
+    // ---- 启动/停止 ----
+
+    /**
+     * 启动网格策略。重置所有状态变量和队列,进入 WAITING_KLINE 等待首根 K 线。
+     * 仅当当前状态为 WAITING_KLINE 或 STOPPED 时才允许启动。
+     */
     public void startGrid() {
         if (state != StrategyState.WAITING_KLINE && state != StrategyState.STOPPED) {
-            log.warn("[Gate] already running, state:{}", state);
+            log.warn("[Gate] 策略已在运行中, state:{}", state);
             return;
         }
         state = StrategyState.WAITING_KLINE;
         cumulativePnl = BigDecimal.ZERO;
+        unrealizedPnl = BigDecimal.ZERO;
+        markPrice = BigDecimal.ZERO;
+        longEntryPrice = BigDecimal.ZERO;
+        shortEntryPrice = BigDecimal.ZERO;
+        longPositionSize = BigDecimal.ZERO;
+        shortPositionSize = BigDecimal.ZERO;
+        baseLongOpened = false;
+        baseShortOpened = false;
         longActive = false;
         shortActive = false;
-        longReopenFails = 0;
-        shortReopenFails = 0;
-        log.info("[Gate] grid started");
+        shortPriceQueue.clear();
+        longPriceQueue.clear();
+        currentLongOrderIds.clear();
+        currentShortOrderIds.clear();
+        // 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);
+        }
+    }
+
+    /**
+     * 停止网格策略。取消所有条件单 → 关闭交易线程池。
+     * 状态设为 STOPPED,K 线回调将直接返回不再处理。
+     */
     public void stopGrid() {
         state = StrategyState.STOPPED;
         executor.cancelAllPriceTriggeredOrders();
+        closeExistingPositions();
         executor.shutdown();
-        log.info("[Gate] stopped, pnl:{}", cumulativePnl);
+        log.info("[Gate] 策略已停止, 累计盈亏: {}", cumulativePnl);
     }
 
+    // ---- K线回调 ----
+
     /**
-     * K 线回调。首次价格就绪 → 异步双开。
+     * K 线回调入口。由 {@link CandlestickChannelHandler} 在收到 WebSocket K 线推送时调用。
+     *
+     * <h3>处理流程</h3>
+     * <ol>
+     *   <li>更新 lastKlinePrice → 计算 unrealizedPnl(浮动盈亏)</li>
+     *   <li>STOPPED → 直接返回(仅保留盈亏更新)</li>
+     *   <li>WAITING_KLINE → 切换为 OPENING → 异步提交基底双开(开多+开空)</li>
+     *   <li>OPENING → 等待仓位推送回调生成队列,此处返回</li>
+     *   <li>ACTIVE → 执行 processShortGrid + processLongGrid</li>
+     * </ol>
+     *
+     * <h3>注意</h3>
+     * 基底双开下单提交到 GateTradeExecutor 的独立线程池中异步执行,
+     * 成交状态由 onPositionUpdate 回调驱动,不阻塞 WS 回调线程。
+     *
+     * @param closePrice K 线收盘价(即当前最新成交价)
      */
     public void onKline(BigDecimal closePrice) {
         lastKlinePrice = closePrice;
-        if (state != StrategyState.WAITING_KLINE) {
+
+        //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;
+
+            String size = config.getBaseQuantity();
+            log.info("[Gate] 首根K线到达,开基底仓位 多空各{}张...", size);
+            executor.openLong(size, (orderId) -> {
+                TraderParam baseLongTp = TraderParam.builder()
+                        .entryOrderId(orderId)
+                        .build();
+                config.setBaseLongTraderParam(baseLongTp);
+            }, null);
+            executor.openShort(negate(size), (orderId) -> {
+                TraderParam baseShortTp = TraderParam.builder()
+                        .entryOrderId(orderId)
+                        .build();
+                config.setBaseShortTraderParam(baseShortTp);
+            }, null);
             return;
         }
 
-        state = StrategyState.OPENING;
-        log.info("[Gate] first kline, opening...");
 
-        executor.openLong(config.getQuantity(), () -> {
-            synchronized (this) {
-                longEntryPrice = lastKlinePrice;
-                longActive = true;
-            }
-            executor.placeTakeProfit(longTpPrice(), FuturesPriceTrigger.RuleEnum.NUMBER_1,
-                    "close-long-position", "close_long");
-        });
-        executor.openShort(negate(config.getQuantity()), () -> {
-            synchronized (this) {
-                shortEntryPrice = lastKlinePrice;
-                shortActive = true;
-            }
-            executor.placeTakeProfit(shortTpPrice(), FuturesPriceTrigger.RuleEnum.NUMBER_2,
-                    "close-short-position", "close_short");
-            if (longActive && shortActive && state != StrategyState.STOPPED) {
-                state = StrategyState.ACTIVE;
-                log.info("[Gate] active, long:{}, short:{}, tpL:{}, tpS:{}",
-                        longEntryPrice, shortEntryPrice, longTpPrice(), shortTpPrice());
-            }
-        });
+        checkProfitAndReset();
+
+
+        if (state == StrategyState.ACTIVE &&
+                longActive == false &&
+                    longPositionSize.compareTo(BigDecimal.ZERO) == 0){
+            processShortGrid(closePrice);
+        }
+
+
+        if (state == StrategyState.ACTIVE &&
+                shortActive == false &&
+                        shortPositionSize.compareTo(BigDecimal.ZERO) == 0){
+            processLongGrid(closePrice);
+        }
     }
 
+    /** Gate 永续合约 taker 费率 0.05% */
+    private static final BigDecimal TAKER_FEE_RATE = new BigDecimal("0.0005");
+    private void checkProfitAndReset() {
+        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);
+
+            // 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);
+                state = StrategyState.STOPPED;
+                try {
+                    futuresApi.cancelPriceTriggeredOrderList(SETTLE, config.getContract());
+                } catch (ApiException e) {
+                    e.printStackTrace();
+                }
+                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();
+                });
+            }
+        } catch (Exception e) {
+            log.warn("[Gate] 盈亏检查失败", e);
+        }
+    }
+
+    // ---- 仓位推送回调 ----
+
     /**
-     * 仓位推送回调。检测 size=0 触发补仓。
+     * 仓位推送回调。由 {@link PositionsChannelHandler} 在收到 WebSocket 仓位更新时调用。
+     *
+     * <h3>处理逻辑</h3>
+     * <ul>
+     *   <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>
+     *     </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
+     * @param mode       持仓模式(DUAL_LONG / DUAL_SHORT)
+     * @param size       持仓张数(多头为正、空头为负)
+     * @param entryPrice 当前持仓加权均价(交易所计算)
      */
-    public void onPositionUpdate(String contract, String mode, BigDecimal size, BigDecimal entryPrice) {
+    public void onPositionUpdate(String contract, Position.ModeEnum mode, BigDecimal size,
+                                  BigDecimal entryPrice) {
         if (state == StrategyState.STOPPED || state == StrategyState.WAITING_KLINE) {
             return;
         }
 
         boolean hasPosition = size.abs().compareTo(BigDecimal.ZERO) > 0;
-
-        if ("dual_long".equals(mode)) {
-            if (longActive && !hasPosition) {
-                log.info("[Gate] long closed");
-                longActive = false;
-                tryReopenLong(0);
-            } else if (hasPosition) {
+        if (state == StrategyState.OPENING){
+            if (Position.ModeEnum.DUAL_LONG == mode && hasPosition && !baseLongOpened) {
                 longActive = true;
+                longPositionSize = size;
                 longEntryPrice = entryPrice;
-            }
-        } else if ("dual_short".equals(mode)) {
-            if (shortActive && !hasPosition) {
-                log.info("[Gate] short closed");
-                shortActive = false;
-                tryReopenShort(0);
-            } else if (hasPosition) {
+                longBaseEntryPrice = entryPrice;
+                baseLongOpened = true;
+                log.info("[Gate] 基底多成交价: {}", longBaseEntryPrice);
+                tryGenerateQueues();
+            } else if (Position.ModeEnum.DUAL_SHORT == mode  && hasPosition && !baseShortOpened) {
                 shortActive = true;
+                shortPositionSize = size.abs();
                 shortEntryPrice = entryPrice;
+                shortBaseEntryPrice = entryPrice;
+                baseShortOpened = true;
+                log.info("[Gate] 基底空成交价: {}", shortBaseEntryPrice);
+                tryGenerateQueues();
             }
+        }
+
+        if (state == StrategyState.ACTIVE){
+            if (Position.ModeEnum.DUAL_LONG == mode) {
+                if (hasPosition) {
+                    longActive = true;
+                    longPositionSize = size;
+                    longEntryPrice = entryPrice;
+                } else {
+
+                    log.info("[Gate-0]多仓: {}", shortBaseEntryPrice);
+                    longActive = false;
+                    longPositionSize = BigDecimal.ZERO;
+                    longEntryPrice = BigDecimal.ZERO;
+                }
+            } else if (Position.ModeEnum.DUAL_SHORT == mode) {
+                if (hasPosition) {
+                    shortActive = true;
+                    shortPositionSize = size.abs();
+                    shortEntryPrice = entryPrice;
+                } else {
+
+                    log.info("[Gate-0]空仓: {}", shortBaseEntryPrice);
+                    shortActive = false;
+                    shortPositionSize = BigDecimal.ZERO;
+                    shortEntryPrice = BigDecimal.ZERO;
+                }
+            }
+        }
+
+        if (state == StrategyState.ACTIVE && shortActive == false && longActive == false) {
+            try {
+                futuresApi.cancelPriceTriggeredOrderList(SETTLE, config.getContract());
+            } catch (ApiException e) {
+                e.printStackTrace();
+            }
+            closeExistingPositions();
+
+            state = StrategyState.STOPPED;
+            // 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();
+            });
+            log.info("[Gate] 重置策略");
+            return;
         }
     }
 
+    // ---- 平仓推送回调 ----
+
     /**
-     * 平仓推送回调。累加 pnl 并检查停止条件。
+     * 平仓推送回调。由 {@link PositionClosesChannelHandler} 在收到平仓推送时调用。
+     *
+     * <h3>累加规则</h3>
+     * cumulativePnl += pnl。止盈平仓时 pnl > 0,止损平仓时 pnl < 0。
+     * 累加后检查停止条件:≥ overallTp 或 ≤ -maxLoss。
+     *
+     * @param contract 合约名称
+     * @param side     平仓方向("long" / "short")
+     * @param pnl      本次平仓的盈亏金额
      */
     public void onPositionClose(String contract, String side, BigDecimal pnl) {
         if (state == StrategyState.STOPPED) {
             return;
         }
         cumulativePnl = cumulativePnl.add(pnl);
-        log.info("[Gate] pnl+{}, side:{}, total:{}", 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] TP reached {}→STOPPED", cumulativePnl);
-            state = StrategyState.STOPPED;
-        } else if (cumulativePnl.compareTo(config.getMaxLoss().negate()) <= 0) {
-            log.info("[Gate] loss {}→STOPPED", cumulativePnl);
-            state = StrategyState.STOPPED;
+            DingTalkUtils.getDefault().sendActionCard("风险提醒", logMessage, config.getApiKey(), "");
         }
     }
 
-    // ---- reopen with retry ----
 
-    private void tryReopenLong(int retry) {
+    /**
+     * 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;
         }
-        if (longActive) {
+        log.info("[Gate] 条件单状态变更, id:{}, status:{}, reason:{}, order_type:{}",
+                orderId, status, reason, orderType);
+        if (!"finished".equals(status)) {
             return;
         }
 
-        state = StrategyState.REOPENING_LONG;
-        executor.openLong(config.getQuantity(), () -> {
-            synchronized (this) {
-                longEntryPrice = lastKlinePrice;
-                longActive = true;
-            }
-            executor.placeTakeProfit(longTpPrice(), FuturesPriceTrigger.RuleEnum.NUMBER_1,
-                    "close-long-position", "close_long");
-            longReopenFails = 0;
-            if (state != StrategyState.STOPPED) {
-                state = StrategyState.ACTIVE;
-            }
-            log.info("[Gate] long reopened, price:{}", longEntryPrice);
-        });
-    }
-
-    private void tryReopenShort(int retry) {
-        if (state == StrategyState.STOPPED) {
+        GridElement longStopLossElem = GridElement.findByLongStopLossOrderId(orderId);
+//        if (longStopLossElem != null && longPositionSize.compareTo(BigDecimal.ZERO) > 0 && StrUtil.isNotEmpty(tradeId) && !tradeId.equals("0")) {
+        if (longStopLossElem != null && StrUtil.isNotEmpty(tradeId) && !tradeId.equals("0")) {
+            handleLongStopLossTriggered(longStopLossElem);
             return;
         }
-        if (shortActive) {
+        GridElement shortStopLossElem = GridElement.findByShortStopLossOrderId(orderId);
+//        if (shortStopLossElem != null && shortPositionSize.compareTo(BigDecimal.ZERO) > 0 && StrUtil.isNotEmpty(tradeId) && !tradeId.equals("0")) {
+        if (shortStopLossElem != null && StrUtil.isNotEmpty(tradeId) && !tradeId.equals("0")) {
+            handleShortStopLossTriggered(shortStopLossElem);
             return;
         }
 
-        state = StrategyState.REOPENING_SHORT;
-        executor.openShort(negate(config.getQuantity()), () -> {
-            synchronized (this) {
-                shortEntryPrice = lastKlinePrice;
-                shortActive = true;
+        GridElement shortGridElement = GridElement.findByShortOrderId(orderId);
+        if (shortGridElement != null) {
+            if (shortGridElement.isHasShortOrder() && StrUtil.isNotEmpty(tradeId) && !tradeId.equals("0") ){
+                int filledQty = Integer.parseInt(shortGridElement.getShortTraderParam().getQuantity());
+                shortEntryTraderIdParam(shortGridElement, null, false);
+                extendShortStopLoss(filledQty);
+                log.info("[Gate] 空单成交 gridId:{}", filledQty);
             }
-            executor.placeTakeProfit(shortTpPrice(), FuturesPriceTrigger.RuleEnum.NUMBER_2,
-                    "close-short-position", "close_short");
-            shortReopenFails = 0;
-            if (state != StrategyState.STOPPED) {
-                state = StrategyState.ACTIVE;
+        }
+        GridElement longGridElement = GridElement.findByLongOrderId(orderId);
+        if (longGridElement != null) {
+            if (longGridElement.isHasLongOrder() && StrUtil.isNotEmpty(tradeId) && !tradeId.equals("0")){
+
+                int filledQty = Integer.parseInt(longGridElement.getLongTraderParam().getQuantity());
+                longEntryTraderIdParam(longGridElement, null, false);
+                extendLongStopLoss(filledQty);
+                log.info("[Gate] 多单成交 gridId:{}", filledQty);
             }
-            log.info("[Gate] short reopened, price:{}", shortEntryPrice);
-        });
+        }
     }
 
-    // ---- util ----
 
-    private BigDecimal longTpPrice() {
-        return lastKlinePrice.multiply(BigDecimal.ONE.add(config.getGridRate()))
-                .setScale(1, RoundingMode.HALF_UP);
+    // ---- 网格队列处理 ----
+
+    /**
+     * 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>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>
+     */
+    private void tryGenerateQueues() {
+        if (baseLongOpened && baseShortOpened) {
+            generateShortQueue();
+            generateLongQueue();
+            updateGridElements();
+
+            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);
+
+//            int shortTime = 2;
+//            GridElement elemShort = GridElement.findById(shortTime);
+//            if (elemShort != null) {
+//                BigDecimal triggerPrice = elemShort.getGridPrice();
+//                String size = config.getBaseQuantity();
+//                executor.placeTakeProfit(
+//                        triggerPrice,
+//                        FuturesPriceTrigger.RuleEnum.NUMBER_1,
+//                        ORDER_TYPE_CLOSE_SHORT,
+//                        size,
+//                        profitId -> {
+//                            elemShort.setShortStopLossOrderId(profitId);
+//                            GridElement.refreshIndices();
+//                            log.info("[Gate] 空仓止损已挂, gridId:{}, 触发价:{}, stopLossId:{}", shortTime, triggerPrice, profitId);
+//                        }
+//                );
+//            }
+//
+//
+//            int longTime = -2;
+//            GridElement elemLong = GridElement.findById(longTime);
+//            if (elemLong != null) {
+//                BigDecimal triggerPrice = elemLong.getGridPrice();
+//                String size = config.getBaseQuantity();
+//                executor.placeTakeProfit(
+//                        triggerPrice,
+//                        FuturesPriceTrigger.RuleEnum.NUMBER_2,
+//                        ORDER_TYPE_CLOSE_LONG,
+//                        negate(size),
+//                        profitId -> {
+//                            elemLong.setLongStopLossOrderId(profitId);
+//                            GridElement.refreshIndices();
+//                            log.info("[Gate] 多仓止损已挂, gridId:{}, 触发价:{}, stopLossId:{}", longTime, triggerPrice, profitId);
+//                        }
+//                );
+//            }
+
+            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();
+                String size = config.getQuantity();
+                int finalId = id;
+                executor.placeTakeProfit(
+                        triggerPrice,
+                        FuturesPriceTrigger.RuleEnum.NUMBER_1,
+                        ORDER_TYPE_CLOSE_SHORT,
+                        size,
+                        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();
+                String size = config.getQuantity();
+                int finalId = id;
+                executor.placeTakeProfit(
+                        triggerPrice,
+                        FuturesPriceTrigger.RuleEnum.NUMBER_2,
+                        ORDER_TYPE_CLOSE_LONG,
+                        negate(size),
+                        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;
+        }
     }
 
-    private BigDecimal shortTpPrice() {
-        return lastKlinePrice.multiply(BigDecimal.ONE.subtract(config.getGridRate()))
-                .setScale(1, RoundingMode.HALF_UP);
+    /**
+     * 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();
+    }
+
+    /**
+     * 生成空仓价格队列。
+     * 以 shortBaseEntryPrice × gridRate 作为绝对步长 step,存到 config。
+     * 第1个元素 = shortBaseEntryPrice − step,后续依次递减 step,共 gridQueueSize 个。
+     * 队列降序排列(大→小),方便 processShortGrid 中从头遍历。
+     */
+    private void generateShortQueue() {
+        shortPriceQueue.clear();
+        int prec = config.getPriceScale();
+        BigDecimal step = shortBaseEntryPrice.multiply(config.getGridRate()).setScale(prec, RoundingMode.HALF_UP);
+        config.setStep(step);
+        BigDecimal elem = shortBaseEntryPrice.subtract(step).setScale(prec, RoundingMode.HALF_UP);
+            for (int i = 0; i < config.getGridQueueSize(); i++) {
+                shortPriceQueue.add(elem);
+                totalLongPriceQueue.add( elem);
+                totalShortPriceQueue.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);
+    }
+
+    /**
+     * 生成多仓价格队列。
+     * 以 shortBaseEntryPrice + step 为首元素,后续依次递增 step,共 gridQueueSize 个。
+     * 队列升序排列(小→大),方便 processLongGrid 中从头遍历。
+     */
+    private void generateLongQueue() {
+        longPriceQueue.clear();
+        int prec = config.getPriceScale();
+        BigDecimal step = config.getStep();
+        BigDecimal elem = shortBaseEntryPrice.add(step).setScale(prec, RoundingMode.HALF_UP);
+        for (int i = 0; i < config.getGridQueueSize(); i++) {
+            longPriceQueue.add(elem);
+            totalLongPriceQueue.add( elem);
+            totalShortPriceQueue.add( elem);
+            elem = elem.add(step).setScale(prec, RoundingMode.HALF_UP);
+        }
+        longPriceQueue.sort(BigDecimal::compareTo);
+        log.info("[Gate] 多队列:{}", longPriceQueue);
+        totalShortPriceQueue.sort((a, b) -> b.compareTo(a));
+        log.info("[Gate] 队列从大到小:{}", totalShortPriceQueue);
+        totalLongPriceQueue.sort(BigDecimal::compareTo);
+        log.info("[Gate] 队列从小到大:{}", totalLongPriceQueue);
+    }
+
+    /**
+     * 根据当前多空价格队列同步构建网格元素列表,写入 config。
+     *
+     * <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>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 step = config.getStep();
+//        String qty = config.getBaseQuantity();
+        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) {
+        BigDecimal matched = BigDecimal.ZERO;
+        synchronized (totalLongPriceQueue) {
+            for (BigDecimal p : totalLongPriceQueue) {
+                if (p.compareTo(currentPrice) >= 0) {
+                    matched =  p;
+                    break;
+                }
+            }
+//            log.info("[Gate-1] 多仓仓位归零 空仓队列触发, 匹配:{},当前价:{}", matched, currentPrice);
+            if (BigDecimal.ZERO.compareTo( matched) == 0) {
+                return;
+            }
+
+            GridElement matchedUpGridElement = GridElement.findByPrice(matched);
+            if (matchedUpGridElement != null){
+                if (!matchedUpGridElement.isHasLongOrder()){
+                    Integer upId = matchedUpGridElement.getUpId();
+                    GridElement newEntryGrid = GridElement.findById(upId);
+
+                    if (newEntryGrid != null) {
+//                        log.info("[Gate-2] 多仓仓位归零 空仓队列触发, 匹配:{},当前价:{}", matched, currentPrice);
+                        if (!newEntryGrid.isHasLongOrder()) {
+                            BigDecimal triggerPrice = newEntryGrid.getGridPrice();
+                            String size = config.getBaseQuantity();
+                            log.info("[Gate] 多仓仓位归零 gridId:{}, 挂{}基础张多单",
+                                    newEntryGrid.getId(),  size);
+                            newEntryGrid.getLongTraderParam().setQuantity(size);
+                            placeEntryOrderWithPreFlag(newEntryGrid, true, triggerPrice,
+                                    FuturesPriceTrigger.RuleEnum.NUMBER_1, size);
+                        }
+
+
+                        GridElement cancelGridElement = GridElement.findById(newEntryGrid.getUpId());
+                        if (cancelGridElement != null && cancelGridElement.isHasLongOrder()) {
+                            String longOrderId = cancelGridElement.getLongOrderId();
+                            executor.cancelConditionalOrder(longOrderId, oid -> {
+                                longEntryTraderIdParam(cancelGridElement, null, false);
+                                log.info("[Gate] 多仓仓位归零, 取消gridId:{}的多单,{}", cancelGridElement.getId(),longOrderId);
+                            });
+                        }
+                    }
+                }
+            }
+        }
+
+    }
+
+    private void processLongGrid(BigDecimal currentPrice) {
+        BigDecimal matched = BigDecimal.ZERO;
+        synchronized (totalShortPriceQueue) {
+            for (BigDecimal p : totalShortPriceQueue) {
+                if (p.compareTo(currentPrice) <= 0) {
+                    matched = p;
+                    break;
+                }
+            }
+//            log.info("[Gate-3] 空仓仓位归零 多仓队列触发, 匹配:{},当前价:{}", matched, currentPrice);
+            if (BigDecimal.ZERO.compareTo( matched) == 0) {
+                return;
+            }
+
+            GridElement matchedUpGridElement = GridElement.findByPrice(matched);
+            if (matchedUpGridElement != null){
+                if(!matchedUpGridElement.isHasShortOrder()){
+                    Integer downId = matchedUpGridElement.getDownId();
+                    GridElement newEntryGrid = GridElement.findById(downId);
+
+                    if (newEntryGrid != null) {
+//                        log.info("[Gate-4] 空仓仓位归零 多仓队列触发, 匹配:{},当前价:{}", matched, currentPrice);
+                        if (!newEntryGrid.isHasShortOrder()){
+                            BigDecimal triggerPrice = newEntryGrid.getGridPrice();
+                            String size = config.getBaseQuantity();
+                            log.info("[Gate] 空仓仓位归零 gridId:{}, 挂{}基础张多单",
+                                    newEntryGrid.getId(),  size);
+                            newEntryGrid.getShortTraderParam().setQuantity(size);
+                            placeEntryOrderWithPreFlag(newEntryGrid, false, triggerPrice,
+                                    FuturesPriceTrigger.RuleEnum.NUMBER_2, negate(size));
+                        }
+
+                        GridElement cancelGridElement = GridElement.findById(newEntryGrid.getDownId());
+                        /**
+                         * 看是否有空仓挂单,有就取消
+                         */
+                        if (cancelGridElement != null && cancelGridElement.isHasShortOrder()) {
+                            String shortOrderId = cancelGridElement.getShortOrderId();
+                            executor.cancelConditionalOrder(shortOrderId, oid -> {
+                                shortEntryTraderIdParam(cancelGridElement, null, false);
+                                log.info("[Gate] 空仓仓位归零, 取消gridId:{}的多单{}", cancelGridElement.getId(),shortOrderId);
+                            });
+                        }
+
+                    }
+                }
+            }
+        }
+    }
+
+    private void handleLongStopLossTriggered(GridElement gridElement) {
+        gridElement.setLongStopLossOrderId(null);
+
+        int gridId = gridElement.getId();
+        log.info("[Gate] 多仓止损触发 gridId:{}, 开始追单", gridId);
+        int newEntryGridId = gridId + 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;
+        }
+
+        BigDecimal triggerPrice = newEntryGrid.getGridPrice();
+
+        BigDecimal baseQuantity = new BigDecimal(config.getBaseQuantity());
+        BigDecimal subtract = baseQuantity.subtract(longPositionSize);
+        String size = new BigDecimal(config.getQuantity()).add(new BigDecimal("1")).toString();
+        if (subtract.compareTo(BigDecimal.ZERO) >=0){
+            size = subtract.add(new BigDecimal("1")).toString();
+        }
+        log.info("[Gate] 多仓止损触发 gridId:{}, 在gridId:{}挂{}基础张多单",
+                gridId, newEntryGridId, size);
+
+        newEntryGrid.getLongTraderParam().setQuantity(size);
+        placeEntryOrderWithPreFlag(newEntryGrid, true, triggerPrice,
+                FuturesPriceTrigger.RuleEnum.NUMBER_1, size);
+
+
+        int cancelGridId = gridId + 2;
+        GridElement cancelGrid = GridElement.findById(cancelGridId);
+        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);
+            });
+        }
+    }
+
+    private void handleShortStopLossTriggered(GridElement gridElement) {
+        gridElement.setShortStopLossOrderId(null);
+
+        int gridId = gridElement.getId();
+        log.info("[Gate] 空仓止损触发 gridId:{}, 开始追单", gridId);
+        int newEntryGridId = gridId - 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;
+        }
+
+        BigDecimal triggerPrice = newEntryGrid.getGridPrice();
+
+        BigDecimal baseQuantity = new BigDecimal(config.getBaseQuantity());
+        BigDecimal subtract = baseQuantity.subtract(longPositionSize);
+        String size = new BigDecimal(config.getQuantity()).add(new BigDecimal("1")).toString();
+        if (subtract.compareTo(BigDecimal.ZERO) >=0){
+            size = subtract.add(new BigDecimal("1")).toString();
+        }
+        log.info("[Gate] 空仓止损触发 gridId:{}, 在gridId:{}挂{}基础张空单",
+                gridId, newEntryGridId, size);
+        newEntryGrid.getShortTraderParam().setQuantity(size);
+        placeEntryOrderWithPreFlag(newEntryGrid, false, triggerPrice,
+                FuturesPriceTrigger.RuleEnum.NUMBER_2, negate(size));
+
+
+        int cancelGridId = gridId - 2;
+        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);
+            });
+        }
+    }
+
+    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);
+                    }
+            );
+        }
+    }
+
+    // ---- 工具 ----
+
+    /**
+     * 取反字符串数字。如 "1" → "-1","-2" → "2"。
+     * 用于开空单时将正数张数转为负数。
+     */
     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);
+                }
+        );
+    }
+
+    /**
+     * 根据持仓和当前价格计算未实现盈亏。
+     *
+     * <h3>正向合约公式</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)
+     * </pre>
+     * 计价价格由 {@link GateConfig.PnLPriceMode} 决定:LAST_PRICE 用最新成交价,MARK_PRICE 用标记价格。
+     */
+    private void updateUnrealizedPnl() {
+        BigDecimal price = resolvePnlPrice();
+        if (price == null || price.compareTo(BigDecimal.ZERO) == 0) {
+            return;
+        }
+        BigDecimal multiplier = config.getContractMultiplier();
+        BigDecimal longPnl = BigDecimal.ZERO;
+        BigDecimal shortPnl = BigDecimal.ZERO;
+        if (longPositionSize.compareTo(BigDecimal.ZERO) > 0 && longEntryPrice.compareTo(BigDecimal.ZERO) > 0) {
+            longPnl = longPositionSize.multiply(multiplier).multiply(price.subtract(longEntryPrice));
+        }
+        if (shortPositionSize.compareTo(BigDecimal.ZERO) > 0 && shortEntryPrice.compareTo(BigDecimal.ZERO) > 0) {
+            shortPnl = shortPositionSize.multiply(multiplier).multiply(shortEntryPrice.subtract(price));
+        }
+        unrealizedPnl = longPnl.add(shortPnl);
+
+        log.info("[Gate] 未实现盈亏: {}", unrealizedPnl);
+    }
+
+    /**
+     * 根据配置的 PnLPriceMode 返回计价价格。
+     * MARK_PRICE 模式优先使用标记价格(外部注入),未注入时回退到最新成交价。
+     *
+     * @return 计价价格,可能为 null
+     */
+    private BigDecimal resolvePnlPrice() {
+        if (config.getUnrealizedPnlPriceMode() == GateConfig.PnLPriceMode.MARK_PRICE
+                && markPrice.compareTo(BigDecimal.ZERO) > 0) {
+            return markPrice;
+        }
+        return lastKlinePrice;
+    }
+
+    /** @return 最新 K 线价格(每次 onKline 更新) */
     public BigDecimal getLastKlinePrice() { return lastKlinePrice; }
+    /** 设置标记价格(外部注入,MARK_PRICE 模式时用于盈亏计算) */
+    public void setMarkPrice(BigDecimal markPrice) { this.markPrice = markPrice; }
+    /** @return 策略是否处于活跃状态(非 STOPPED 且非 WAITING_KLINE) */
     public boolean isStrategyActive() { return state != StrategyState.STOPPED && state != StrategyState.WAITING_KLINE; }
+    /** @return 累计已实现盈亏(平仓推送驱动累加) */
     public BigDecimal getCumulativePnl() { return cumulativePnl; }
+    /** @return 当前未实现盈亏(每根 K 线实时计算) */
+    public BigDecimal getUnrealizedPnl() { return unrealizedPnl; }
+    /** @return Gate 用户 ID(用于私有频道订阅 payload) */
     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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