From c846827b1024f3b6f5a33663f219827c67489d21 Mon Sep 17 00:00:00 2001
From: Administrator <15274802129@163.com>
Date: Fri, 22 May 2026 21:31:35 +0800
Subject: [PATCH] refactor(gateApi): 优化条件单挂单逻辑并解决竞态问题

---
 src/main/java/com/xcong/excoin/modules/gateApi/GateGridTradeService.java |  282 +++++++++++++++++++++++++++++++++++++-------------------
 1 files changed, 187 insertions(+), 95 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 e66ecef..9ac5617 100644
--- a/src/main/java/com/xcong/excoin/modules/gateApi/GateGridTradeService.java
+++ b/src/main/java/com/xcong/excoin/modules/gateApi/GateGridTradeService.java
@@ -14,7 +14,6 @@
 import java.math.RoundingMode;
 import java.util.ArrayList;
 import java.util.Collections;
-import java.util.Iterator;
 import java.util.LinkedHashMap;
 import java.util.List;
 import java.util.Map;
@@ -726,6 +725,8 @@
         GridElement longGridElement = GridElement.findByLongOrderId(orderId);
         if (longGridElement != null) {
             if (longGridElement.isHasLongOrder() && !tradeId.equals("0")){
+
+                onUserTradeLongEntry(longGridElement);
                 if (longGridElement.getLongTakeProfitOrderId() == null){
                     BigDecimal longTp = longGridElement.getLongTraderParam().getTakeProfitPrice();
                     if (longTp != null) {
@@ -749,6 +750,8 @@
         GridElement shortGridElement = GridElement.findByShortOrderId(orderId);
         if (shortGridElement != null) {
             if (shortGridElement.isHasShortOrder() && !tradeId.equals("0")){
+
+                onUserTradeShortEntry(shortGridElement);
                 if (shortGridElement.getShortTakeProfitOrderId() == null){
                     BigDecimal shortTp = shortGridElement.getShortTraderParam().getTakeProfitPrice();
                     if (shortTp != null) {
@@ -764,6 +767,129 @@
                                     );
                                 });
                         log.info("[Gate] 空单成交匹配止盈, orderId:{}, 止盈价:{}, size:{}", orderId, shortTp, 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
+             *      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
+            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()));
+                }
+                int i = gridElement.getUpId();
+                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());
+                    }
+                }
+            }
+        }
+    }
+
+    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
+             *      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
+            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());
+                }
+
+                int i = gridElement.getDownId();
+                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()));
                     }
                 }
             }
@@ -843,33 +969,17 @@
             Integer upId = baseGridElement.getUpId();
             GridElement upGridElementOne = GridElement.findById(upId);
             BigDecimal longTp = upGridElementOne.getGridPrice();
-            executor.placeConditionalEntryOrder(
+            placeEntryOrderWithPreFlag(upGridElementOne, true,
                     longTp,
                     FuturesPriceTrigger.RuleEnum.NUMBER_1,
-                    config.getQuantity(),
-                    orderId -> {
-                        longEntryTraderIdParam(
-                                upGridElementOne,
-                                orderId,
-                                true
-                        );
-                    },
-                    null);
+                    config.getQuantity());
             Integer downId = baseGridElement.getDownId();
             GridElement downGridElementOne = GridElement.findById(downId);
             BigDecimal shortTp = downGridElementOne.getGridPrice();
-            executor.placeConditionalEntryOrder(
+            placeEntryOrderWithPreFlag(downGridElementOne, false,
                     shortTp,
                     FuturesPriceTrigger.RuleEnum.NUMBER_2,
-                    negate(config.getQuantity()),
-                    orderId -> {
-                        shortEntryTraderIdParam(
-                                downGridElementOne,
-                                orderId,
-                                true
-                        );
-                    },
-                    null);
+                    negate(config.getQuantity()));
 
             state = StrategyState.ACTIVE;
         }
@@ -1130,22 +1240,11 @@
 
                 if (!UpGridElement.isHasShortOrder() && shortEntryPrice.compareTo(newLongFirst) > 0) {
 
-                    //挂空仓条件单
                     TraderParam upShortTraderParam = UpGridElement.getShortTraderParam();
-                    executor.placeConditionalEntryOrder(
+                    placeEntryOrderWithPreFlag(UpGridElement, false,
                             upShortTraderParam.getEntryPrice(),
                             FuturesPriceTrigger.RuleEnum.NUMBER_2,
-                            negate(upShortTraderParam.getQuantity()),
-                            orderId ->
-                            {
-                                shortEntryTraderIdParam(
-                                        UpGridElement,
-                                        orderId,
-                                        true
-                                );
-                            },
-                            null
-                    );
+                            negate(upShortTraderParam.getQuantity()));
                 }
                 int i = UpGridElement.getId() + 2;
                 GridElement downGridElement = GridElement.findById(i);
@@ -1159,20 +1258,10 @@
                                     downGridPrice.compareTo(longEntryPrice) <= 0 &&
                                     downGridPrice.compareTo(shortEntryPrice) >= 0
                     ){
-                        executor.placeConditionalEntryOrder(
+                        placeEntryOrderWithPreFlag(downGridElement, false,
                                 downShortTraderParam.getEntryPrice(),
                                 FuturesPriceTrigger.RuleEnum.NUMBER_1,
-                                negate(downShortTraderParam.getQuantity()),
-                                orderId ->
-                                {
-                                    shortEntryTraderIdParam(
-                                            downGridElement,
-                                            orderId,
-                                            true
-                                    );
-                                },
-                                null
-                        );
+                                negate(downShortTraderParam.getQuantity()));
 
                     }
 
@@ -1181,20 +1270,10 @@
                             !downGridElement.isHasLongOrder() &&
                                     downGridPrice.compareTo(longEntryPrice) <= 0
                     ){
-                        executor.placeConditionalEntryOrder(
+                        placeEntryOrderWithPreFlag(downGridElement, true,
                                 downLongTraderParam.getEntryPrice(),
                                 FuturesPriceTrigger.RuleEnum.NUMBER_1,
-                                downLongTraderParam.getQuantity(),
-                                orderId ->
-                                {
-                                    longEntryTraderIdParam(
-                                            downGridElement,
-                                            orderId,
-                                            true
-                                    );
-                                },
-                                null
-                        );
+                                downLongTraderParam.getQuantity());
                     }
                 }
             }
@@ -1266,22 +1345,11 @@
             if (UpGridElement != null) {
 
                 if (!UpGridElement.isHasLongOrder() && longEntryPrice.compareTo(newLongFirst) < 0) {
-                    //挂多仓条件单
                     TraderParam upLongTraderParam = UpGridElement.getLongTraderParam();
-                    executor.placeConditionalEntryOrder(
+                    placeEntryOrderWithPreFlag(UpGridElement, true,
                             upLongTraderParam.getEntryPrice(),
                             FuturesPriceTrigger.RuleEnum.NUMBER_1,
-                            config.getQuantity(),
-                            orderId ->
-                            {
-                                longEntryTraderIdParam(
-                                        UpGridElement,
-                                        orderId,
-                                        true
-                                );
-                            },
-                            null
-                    );
+                            config.getQuantity());
                 }
 
                 int i = UpGridElement.getId() - 2;
@@ -1296,20 +1364,10 @@
                                     downGridPrice.compareTo(shortEntryPrice) >= 0 &&
                                     downGridPrice.compareTo(longEntryPrice) <= 0
                     ){
-                        executor.placeConditionalEntryOrder(
+                        placeEntryOrderWithPreFlag(downGridElement, true,
                                 downLongTraderParam.getEntryPrice(),
                                 FuturesPriceTrigger.RuleEnum.NUMBER_2,
-                                config.getQuantity(),
-                                orderId ->
-                                {
-                                    longEntryTraderIdParam(
-                                            downGridElement,
-                                            orderId,
-                                            true
-                                    );
-                                },
-                                null
-                        );
+                                config.getQuantity());
 
                     }
 
@@ -1319,20 +1377,10 @@
                                     downGridPrice.compareTo(shortEntryPrice) >= 0
                     ){
 
-                        executor.placeConditionalEntryOrder(
+                        placeEntryOrderWithPreFlag(downGridElement, false,
                                 shortTraderParam.getEntryPrice(),
                                 FuturesPriceTrigger.RuleEnum.NUMBER_2,
-                                negate(config.getQuantity()),
-                                orderId ->
-                                {
-                                    shortEntryTraderIdParam(
-                                            downGridElement,
-                                            orderId,
-                                            true
-                                    );
-                                },
-                                null
-                        );
+                                negate(config.getQuantity()));
                     }
                 }
             }
@@ -1375,6 +1423,50 @@
     }
 
     /**
+     * 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>

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