From 3022a8b3326135dd42abbba234673c5d11631b6f Mon Sep 17 00:00:00 2001
From: Administrator <15274802129@163.com>
Date: Fri, 08 May 2026 23:09:29 +0800
Subject: [PATCH] feat(gateApi): 更新Gate WebSocket客户端管理器配置参数

---
 src/main/java/com/xcong/excoin/modules/gateApi/GateGridTradeService.java |  418 ++++++++++++++++++++++++++++++++++++++++++-----------------
 1 files changed, 295 insertions(+), 123 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 f5b7f62..dfb885a 100644
--- a/src/main/java/com/xcong/excoin/modules/gateApi/GateGridTradeService.java
+++ b/src/main/java/com/xcong/excoin/modules/gateApi/GateGridTradeService.java
@@ -14,23 +14,40 @@
 
 import java.math.BigDecimal;
 import java.math.RoundingMode;
+import java.util.ArrayList;
+import java.util.Collections;
+import java.util.List;
 
 /**
- * Gate 网格交易服务类。使用 Gate SDK 通过 REST API 下单。
+ * Gate 网格交易服务 — 策略核心。
+ *
+ * <h3>策略</h3>
+ * 多空双开基底 → 生成价格网格队列 → K线触达网格线 → 开仓+设止盈 → 队列动态转移。
+ * 每根 K 线更新 {@code unrealizedPnl}(浮动盈亏),平仓后累加到 {@code cumulativePnl}(已实现盈亏)。
+ *
+ * <h3>未实现盈亏公式(正向合约)</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>状态机</h3>
  * <pre>
- *   WAITING_KLINE → (首次 K 线) → OPENING → ACTIVE
- *                             双开失败 → STOPPED
+ *   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 → ACTIVE
  *
  *   ACTIVE:
- *     ├─ 仓位 size=0 且方向活跃 → REOPENING_L/S → ACTIVE
- *     │   补仓失败 → 重试 → 仍失败 → STOPPED
+ *     ├─ 每根K线 → 更新 unrealizedPnl + processShortGrid + processLongGrid
+ *     │    ├─ 当前价 &lt; 空仓队列元素 → 匹配 → 开空 + 队列元素转移到多仓队列
+ *     │    └─ 当前价 &gt; 多仓队列元素 → 匹配 → 开多 + 队列元素转移到空仓队列
+ *     ├─ 仓位推送(非基底) → 设止盈条件单 entry × (1±gridRate)
+ *     ├─ 保证金≥初始本金 marginRatioLimit → 跳过开仓,队列照常更新
  *     └─ cumulativePnl ≥ overallTp 或 ≤ -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)。
  *
  * @author Administrator
  */
@@ -38,8 +55,13 @@
 public class GateGridTradeService {
 
     public enum StrategyState {
-        WAITING_KLINE, OPENING, ACTIVE, REOPENING_LONG, REOPENING_SHORT, STOPPED
+        WAITING_KLINE, OPENING, ACTIVE, STOPPED
     }
+
+    private static final String AUTO_SIZE_LONG = "close_long";
+    private static final String AUTO_SIZE_SHORT = "close_short";
+    private static final String ORDER_TYPE_CLOSE_LONG = "close-long-position";
+    private static final String ORDER_TYPE_CLOSE_SHORT = "close-short-position";
 
     private final GateConfig config;
     private final GateTradeExecutor executor;
@@ -48,19 +70,35 @@
 
     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<>());
+
+    /** 基底空头入场价 */
+    private BigDecimal shortBaseEntryPrice;
+    /** 基底多头入场价 */
+    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;
 
     public GateGridTradeService(GateConfig config) {
         this.config = config;
@@ -70,6 +108,8 @@
         this.futuresApi = new FuturesApi(apiClient);
         this.executor = new GateTradeExecutor(apiClient, config.getContract());
     }
+
+    // ---- 初始化 ----
 
     public void init() {
         try {
@@ -81,6 +121,9 @@
             log.info("[Gate] 用户ID: {}", userId);
 
             FuturesAccount account = futuresApi.listFuturesAccounts(SETTLE);
+            this.initialPrincipal = new BigDecimal(account.getTotal());
+            log.info("[Gate] 初始本金: {} USDT", initialPrincipal);
+
             if (!config.getPositionMode().equals(account.getPositionMode())) {
                 futuresApi.setPositionMode(SETTLE, config.getPositionMode());
             }
@@ -102,18 +145,10 @@
         }
     }
 
-    /**
-     * 平掉当前合约所有已有仓位。
-     * 策略启动前的准备工作,确保从零持仓状态开始运行。
-     */
     private void closeExistingPositions() {
         try {
-            java.util.List<Position> positions = futuresApi.listPositions(SETTLE).execute();
-            if (positions == null || positions.isEmpty()) {
-                log.info("[Gate] 无已有仓位,无需平仓");
-                return;
-            }
-
+            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;
@@ -123,30 +158,32 @@
                 if (size == 0) {
                     continue;
                 }
-
                 String closeSize = size > 0 ? String.valueOf(-size) : String.valueOf(Math.abs(size));
-                boolean isLong = size > 0;
                 Position.ModeEnum mode = pos.getMode();
-
                 FuturesOrder closeOrder = new FuturesOrder();
                 closeOrder.setContract(config.getContract());
-                closeOrder.setSize(closeSize);
                 closeOrder.setPrice("0");
                 closeOrder.setTif(FuturesOrder.TifEnum.IOC);
                 closeOrder.setReduceOnly(true);
                 if (mode != null && mode.getValue() != null && mode.getValue().contains("dual")) {
-                    closeOrder.setAutoSize(isLong ? FuturesOrder.AutoSizeEnum.LONG : FuturesOrder.AutoSizeEnum.SHORT);
+                    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] 已平掉已有仓位, 方向:{}, sizes:{}, mode:{}", isLong ? "多头" : "空头", sizeStr, mode);
+                log.info("[Gate] 平已有仓位, 方向:{}, size:{}, mode:{}", size > 0 ? "多" : "空", sizeStr, mode);
             }
         } catch (GateApiException e) {
-            log.warn("[Gate] 平已有仓位失败, label:{}, msg:{}, 可能无仓位", e.getErrorLabel(), e.getMessage());
+            log.warn("[Gate] 平仓位失败, label:{}, msg:{}", e.getErrorLabel(), e.getMessage());
         } catch (Exception e) {
-            log.warn("[Gate] 平已有仓位异常, 可能无仓位", e);
+            log.warn("[Gate] 平仓位异常", e);
         }
     }
+
+    // ---- 启动/停止 ----
 
     public void startGrid() {
         if (state != StrategyState.WAITING_KLINE && state != StrategyState.STOPPED) {
@@ -155,10 +192,18 @@
         }
         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;
+        shortPriceQueue.clear();
+        longPriceQueue.clear();
         log.info("[Gate] 网格策略已启动");
     }
 
@@ -169,75 +214,93 @@
         log.info("[Gate] 策略已停止, 累计盈亏: {}", cumulativePnl);
     }
 
-    /**
-     * K 线回调。首次价格就绪 → 异步双开。
-     */
+    // ---- K线回调 ----
+
     public void onKline(BigDecimal closePrice) {
         lastKlinePrice = closePrice;
-        if (state != StrategyState.WAITING_KLINE) {
+        updateUnrealizedPnl();
+        if (state == StrategyState.STOPPED) {
             return;
         }
 
-        state = StrategyState.OPENING;
-        log.info("[Gate] 首根K线到达,开始双开...");
-
-        executor.openLong(config.getQuantity(), () -> {
-            synchronized (this) {
-                longEntryPrice = lastKlinePrice;
+        if (state == StrategyState.WAITING_KLINE) {
+            state = StrategyState.OPENING;
+            log.info("[Gate] 首根K线到达,开基底仓位...");
+            executor.openLong(config.getQuantity(), () -> {
+                baseLongOpened = true;
                 longActive = true;
-            }
-            executor.placeTakeProfit(longTpPrice(), FuturesPriceTrigger.RuleEnum.NUMBER_1,
-                    "close-long-position", "close_long");
-        });
-        executor.openShort(negate(config.getQuantity()), () -> {
-            synchronized (this) {
-                shortEntryPrice = lastKlinePrice;
+                log.info("[Gate] 基底多已开");
+            }, null);
+            executor.openShort(negate(config.getQuantity()), () -> {
+                baseShortOpened = true;
                 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] 已激活, 多头入场:{}, 空头入场:{}, 多头止盈:{}, 空头止盈:{}",
-                        longEntryPrice, shortEntryPrice, longTpPrice(), shortTpPrice());
-            }
-        });
+                log.info("[Gate] 基底空已开");
+            }, null);
+            return;
+        }
+
+        if (state != StrategyState.ACTIVE) {
+            return;
+        }
+        processShortGrid(closePrice);
+        processLongGrid(closePrice);
     }
 
-    /**
-     * 仓位推送回调。检测 size=0 触发补仓。
-     */
-    public void onPositionUpdate(String contract, String mode, BigDecimal size, BigDecimal entryPrice) {
+    // ---- 仓位推送回调 ----
+
+    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] 多头已平仓");
-                longActive = false;
-                tryReopenLong(0);
-            } else if (hasPosition) {
+        if (Position.ModeEnum.DUAL_LONG == mode) {
+            if (hasPosition) {
                 longActive = true;
                 longEntryPrice = entryPrice;
+                longPositionSize = size;
+                if (!baseLongOpened) {
+                    longBaseEntryPrice = entryPrice;
+                    baseLongOpened = true;
+                    log.info("[Gate] 基底多成交价: {}", longBaseEntryPrice);
+                    tryGenerateQueues();
+                } else {
+                    executor.placeTakeProfit(entryPrice.add(config.getGridRate()).setScale(1, RoundingMode.HALF_UP),
+                            FuturesPriceTrigger.RuleEnum.NUMBER_1, ORDER_TYPE_CLOSE_LONG, AUTO_SIZE_LONG);
+                    log.info("[Gate] 多单止盈已设, entry:{}, tp:{}", entryPrice,
+                            entryPrice.add(config.getGridRate()).setScale(1, RoundingMode.HALF_UP));
+                }
+            } else {
+                longActive = false;
+                longPositionSize = BigDecimal.ZERO;
             }
-        } else if ("dual_short".equals(mode)) {
-            if (shortActive && !hasPosition) {
-                log.info("[Gate] 空头已平仓");
-                shortActive = false;
-                tryReopenShort(0);
-            } else if (hasPosition) {
+        } else if (Position.ModeEnum.DUAL_SHORT == mode) {
+            if (hasPosition) {
                 shortActive = true;
                 shortEntryPrice = entryPrice;
+                shortPositionSize = size.abs();
+                if (!baseShortOpened) {
+                    shortBaseEntryPrice = entryPrice;
+                    baseShortOpened = true;
+                    log.info("[Gate] 基底空成交价: {}", shortBaseEntryPrice);
+                    tryGenerateQueues();
+                } else {
+                    executor.placeTakeProfit(entryPrice.subtract(config.getGridRate()).setScale(1, RoundingMode.HALF_UP),
+                            FuturesPriceTrigger.RuleEnum.NUMBER_2, ORDER_TYPE_CLOSE_SHORT, AUTO_SIZE_SHORT);
+                    log.info("[Gate] 空单止盈已设, entry:{}, tp:{}", entryPrice,
+                            entryPrice.subtract(config.getGridRate()).setScale(1, RoundingMode.HALF_UP));
+                }
+            } else {
+                shortActive = false;
+                shortPositionSize = BigDecimal.ZERO;
             }
         }
     }
 
-    /**
-     * 平仓推送回调。累加 pnl 并检查停止条件。
-     */
+    // ---- 平仓推送回调 ----
+
     public void onPositionClose(String contract, String side, BigDecimal pnl) {
         if (state == StrategyState.STOPPED) {
             return;
@@ -254,76 +317,185 @@
         }
     }
 
-    // ---- 补仓(含重试) ----
+    // ---- 网格队列处理 ----
 
-    private void tryReopenLong(int retry) {
-        if (state == StrategyState.STOPPED) {
-            return;
+    private void tryGenerateQueues() {
+        if (baseLongOpened && baseShortOpened) {
+            generateShortQueue();
+            generateLongQueue();
+            state = StrategyState.ACTIVE;
+            log.info("[Gate] 网格队列已生成, 空队首:{} → 尾:{}, 多队首:{} → 尾:{}, 已激活",
+                    shortPriceQueue.get(0), shortPriceQueue.get(shortPriceQueue.size() - 1),
+                    longPriceQueue.get(0), longPriceQueue.get(longPriceQueue.size() - 1));
         }
-        if (longActive) {
+    }
+
+    private void generateShortQueue() {
+        shortPriceQueue.clear();
+        BigDecimal step = config.getGridRate();
+        for (int i = 1; i <= config.getGridQueueSize(); i++) {
+            shortPriceQueue.add(shortBaseEntryPrice.subtract(step.multiply(BigDecimal.valueOf(i))).setScale(1, RoundingMode.HALF_UP));
+        }
+        shortPriceQueue.sort((a, b) -> b.compareTo(a));
+    }
+
+    private void generateLongQueue() {
+        longPriceQueue.clear();
+        BigDecimal step = config.getGridRate();
+        for (int i = 1; i <= config.getGridQueueSize(); i++) {
+            longPriceQueue.add(longBaseEntryPrice.add(step.multiply(BigDecimal.valueOf(i))).setScale(1, RoundingMode.HALF_UP));
+        }
+        longPriceQueue.sort(BigDecimal::compareTo);
+    }
+
+    private void processShortGrid(BigDecimal currentPrice) {
+        List<BigDecimal> matched = new ArrayList<>();
+        synchronized (shortPriceQueue) {
+            for (BigDecimal p : shortPriceQueue) {
+                if (p.compareTo(currentPrice) > 0) {
+                    matched.add(p);
+                } else {
+                    break;
+                }
+            }
+        }
+        if (matched.isEmpty()) {
             return;
         }
 
-        state = StrategyState.REOPENING_LONG;
-        executor.openLong(config.getQuantity(), () -> {
-            synchronized (this) {
-                longEntryPrice = lastKlinePrice;
-                longActive = true;
+        log.info("[Gate] 空仓队列触发, 匹配{}个元素, 当前价:{}", matched.size(), currentPrice);
+        if (!isMarginSafe()) {
+            log.warn("[Gate] 保证金超限,跳过空单开仓");
+        } else {
+            executor.openShort(negate(config.getQuantity()), null, null);
+        }
+
+        synchronized (shortPriceQueue) {
+            shortPriceQueue.removeAll(matched);
+            BigDecimal min = shortPriceQueue.isEmpty() ? matched.get(matched.size() - 1) : shortPriceQueue.get(shortPriceQueue.size() - 1);
+            BigDecimal step = config.getGridRate();
+            for (int i = 0; i < matched.size(); i++) {
+                min = min.subtract(step).setScale(1, RoundingMode.HALF_UP);
+                shortPriceQueue.add(min);
             }
-            executor.placeTakeProfit(longTpPrice(), FuturesPriceTrigger.RuleEnum.NUMBER_1,
-                    "close-long-position", "close_long");
-            longReopenFails = 0;
-            if (state != StrategyState.STOPPED) {
-                state = StrategyState.ACTIVE;
+            shortPriceQueue.sort((a, b) -> b.compareTo(a));
+        }
+
+        synchronized (longPriceQueue) {
+            longPriceQueue.addAll(matched);
+            longPriceQueue.sort(BigDecimal::compareTo);
+            while (longPriceQueue.size() > config.getGridQueueSize()) {
+                longPriceQueue.remove(longPriceQueue.size() - 1);
             }
-            log.info("[Gate] 多头已补开, 价格:{}", longEntryPrice);
-        });
+        }
     }
 
-    private void tryReopenShort(int retry) {
-        if (state == StrategyState.STOPPED) {
-            return;
+    private void processLongGrid(BigDecimal currentPrice) {
+        List<BigDecimal> matched = new ArrayList<>();
+        synchronized (longPriceQueue) {
+            for (BigDecimal p : longPriceQueue) {
+                if (p.compareTo(currentPrice) < 0) {
+                    matched.add(p);
+                } else {
+                    break;
+                }
+            }
         }
-        if (shortActive) {
+        if (matched.isEmpty()) {
             return;
         }
 
-        state = StrategyState.REOPENING_SHORT;
-        executor.openShort(negate(config.getQuantity()), () -> {
-            synchronized (this) {
-                shortEntryPrice = lastKlinePrice;
-                shortActive = true;
+        log.info("[Gate] 多仓队列触发, 匹配{}个元素, 当前价:{}", matched.size(), currentPrice);
+        if (!isMarginSafe()) {
+            log.warn("[Gate] 保证金超限,跳过多单开仓");
+        } else {
+            executor.openLong(config.getQuantity(), null, null);
+        }
+
+        synchronized (longPriceQueue) {
+            longPriceQueue.removeAll(matched);
+            BigDecimal max = longPriceQueue.isEmpty() ? matched.get(matched.size() - 1) : longPriceQueue.get(longPriceQueue.size() - 1);
+            BigDecimal step = config.getGridRate();
+            for (int i = 0; i < matched.size(); i++) {
+                max = max.add(step).setScale(1, RoundingMode.HALF_UP);
+                longPriceQueue.add(max);
             }
-            executor.placeTakeProfit(shortTpPrice(), FuturesPriceTrigger.RuleEnum.NUMBER_2,
-                    "close-short-position", "close_short");
-            shortReopenFails = 0;
-            if (state != StrategyState.STOPPED) {
-                state = StrategyState.ACTIVE;
+            longPriceQueue.sort(BigDecimal::compareTo);
+        }
+
+        synchronized (shortPriceQueue) {
+            shortPriceQueue.addAll(matched);
+            shortPriceQueue.sort((a, b) -> b.compareTo(a));
+            while (shortPriceQueue.size() > config.getGridQueueSize()) {
+                shortPriceQueue.remove(shortPriceQueue.size() - 1);
             }
-            log.info("[Gate] 空头已补开, 价格:{}", shortEntryPrice);
-        });
+        }
     }
 
-    // ---- 止盈价格计算 ----
+    // ---- 保证金安全阀 ----
 
-    private BigDecimal longTpPrice() {
-        return lastKlinePrice.multiply(BigDecimal.ONE.add(config.getGridRate()))
-                .setScale(1, RoundingMode.HALF_UP);
+    private boolean isMarginSafe() {
+        try {
+            FuturesAccount account = futuresApi.listFuturesAccounts(SETTLE);
+            BigDecimal margin = new BigDecimal(account.getPositionInitialMargin());
+            BigDecimal ratio = margin.divide(initialPrincipal, 4, RoundingMode.HALF_UP);
+            log.debug("[Gate] 保证金比例: {}/{}={}", margin, initialPrincipal, ratio);
+            return ratio.compareTo(config.getMarginRatioLimit()) < 0;
+        } catch (Exception e) {
+            log.warn("[Gate] 查保证金失败,默认放行", e);
+            return true;
+        }
     }
 
-    private BigDecimal shortTpPrice() {
-        return lastKlinePrice.multiply(BigDecimal.ONE.subtract(config.getGridRate()))
-                .setScale(1, RoundingMode.HALF_UP);
-    }
+    // ---- 工具 ----
 
-    /** 对数量取反(开多用正数,开空用负数) */
     private String negate(String qty) {
         return qty.startsWith("-") ? qty.substring(1) : "-" + qty;
     }
 
+    /**
+     * 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);
+    }
+
+    /**
+     * 根据配置的 PnLPriceMode 返回计价价格。
+     */
+    private BigDecimal resolvePnlPrice() {
+        if (config.getUnrealizedPnlPriceMode() == GateConfig.PnLPriceMode.MARK_PRICE
+                && markPrice.compareTo(BigDecimal.ZERO) > 0) {
+            return markPrice;
+        }
+        return lastKlinePrice;
+    }
+
     public BigDecimal getLastKlinePrice() { return lastKlinePrice; }
+    public void setMarkPrice(BigDecimal markPrice) { this.markPrice = markPrice; }
     public boolean isStrategyActive() { return state != StrategyState.STOPPED && state != StrategyState.WAITING_KLINE; }
     public BigDecimal getCumulativePnl() { return cumulativePnl; }
+    public BigDecimal getUnrealizedPnl() { return unrealizedPnl; }
     public Long getUserId() { return userId; }
     public StrategyState getState() { return state; }
 }

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