From edcf404c20e3ed87e3d0710595750495a26975d1 Mon Sep 17 00:00:00 2001
From: Administrator <15274802129@163.com>
Date: Tue, 20 Oct 2026 10:42:54 +0800
Subject: [PATCH] fix(gateApi): 修复止损订单数量参数类型及优化WebSocket心跳机制

---
 src/main/java/com/xcong/excoin/modules/gateApi/GateGridTradeService.java |   82 ++++++++++++++++++++++++++++------------
 1 files changed, 57 insertions(+), 25 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 ac5024b..19b3cb0 100644
--- a/src/main/java/com/xcong/excoin/modules/gateApi/GateGridTradeService.java
+++ b/src/main/java/com/xcong/excoin/modules/gateApi/GateGridTradeService.java
@@ -1765,7 +1765,7 @@
 //                        String quantity = String.valueOf(config.getBaseQuantity());
 
 
-                        String quantity = calculateEntryQuantity(true, false);
+                        String quantity = calculateEntryQuantity(true, false, 0);
                         // 向下检查是否已有多单挂在更低价格网格,有则跳过(防止价格回升后重复挂单)
                         boolean hasLongOrderBelow = false;
                         GridElement checkDownCursor = GridElement.findById(newEntryGrid.getDownId());
@@ -1839,7 +1839,7 @@
 //                        String quantity = String.valueOf(Math.max(queryPositionSize(Position.ModeEnum.DUAL_LONG), longPositionSize.intValue()) + Integer.parseInt(config.getQuantity()));
 //                        String quantity = String.valueOf(config.getBaseQuantity());
 
-                        String quantity = calculateEntryQuantity(false, false);
+                        String quantity = calculateEntryQuantity(false, false, 0);
                         // 向上检查是否已有空单挂在更高价格网格,有则跳过(防止价格回落后重复挂单)
                         boolean hasShortOrderAbove = false;
                         GridElement checkUpCursor = GridElement.findById(newEntryGrid.getUpId());
@@ -1925,9 +1925,10 @@
      *
      * @param isLong                 {@code true}=多仓方向,{@code false}=空仓方向
      * @param respectCurrentPosition {@code true}=按「单边总持仓 ≤ maxPositionPerSide」扣减当前持仓;{@code false}=仅限制单次下单量
+     * @param stopLossSize           本次止损单张数(仅止损追单场景传入,用于修正 REST 时序竞态;其余场景传 0)
      * @return 实际下单张数(字符串)
      */
-    private String calculateEntryQuantity(boolean isLong, boolean respectCurrentPosition) {
+    private String calculateEntryQuantity(boolean isLong, boolean respectCurrentPosition, int stopLossSize) {
         int baseQty = Integer.parseInt(config.getBaseQuantity());
         int interval = config.getAddPositionInterval();
         int addQtyPerUnit = config.getAddPositionQuantity();
@@ -1948,11 +1949,14 @@
             int upperLimit = maxPerSide;
             if (respectCurrentPosition) {
                 // 止损追单:单边总持仓不得超过 maxPerSide,追单量 = maxPerSide - 当前持仓。
-                // 止损单刚成交、WS 持仓推送尚未到达,必须用 REST 实时查询绕过 WS 缓存时序竞态,
-                // 否则会取到滞后的旧持仓(如止损前仍为 10),把追单量错误扣减。
+                // 止损单刚成交、REST 查询可能仍返回止损前持仓(时序竞态),
+                // 减去本次止损单张数得到止损后的真实持仓,避免追单量被错误扣减。
                 int currentPos = isLong
                         ? queryPositionSize(Position.ModeEnum.DUAL_LONG)
                         : queryPositionSize(Position.ModeEnum.DUAL_SHORT);
+                if (stopLossSize > 0) {
+                    currentPos = Math.max(0, currentPos - stopLossSize);
+                }
                 upperLimit = maxPerSide - currentPos;
             }
             if (upperLimit <= 0) {
@@ -1998,7 +2002,7 @@
 
         // 止损追单:同一网格可有多笔挂单,不判断 isHasLongOrder,直接挂单
         BigDecimal triggerPrice = newEntryGrid.getGridPrice();
-        String size = calculateEntryQuantity(true, true);
+        String size = calculateEntryQuantity(true, true, Integer.parseInt(config.getQuantity()));
         log.info("[Gate] 多仓止损追单 有效次数:{}, 基础:{}张 → 实际:{}张, 模式:{}",
                 getEffectiveStopLossCount(true), config.getBaseQuantity(), size, config.getStopLossCountMode());
         if (Integer.parseInt(size) <= 0) {
@@ -2061,7 +2065,7 @@
 
         // 止损追单:同一网格可有多笔挂单,不判断 isHasShortOrder,直接挂单
         BigDecimal triggerPrice = newEntryGrid.getGridPrice();
-        String size = calculateEntryQuantity(false, true);
+        String size = calculateEntryQuantity(false, true, Integer.parseInt(config.getQuantity()));
         log.info("[Gate] 空仓止损追单 有效次数:{}, 基础:{}张 → 实际:{}张, 模式:{}",
                 getEffectiveStopLossCount(false), config.getBaseQuantity(), size, config.getStopLossCountMode());
         if (Integer.parseInt(size) <= 0) {
@@ -2321,14 +2325,17 @@
         int baseQty = Integer.parseInt(config.getBaseQuantity());
         int gridCount = baseQty / qty;
         GridElement entryElem = GridElement.findById(gridId);
-        if (gridCount <= 0 || filledQty < qty) {
+        if (gridCount <= 0 || filledQty <= 0) {
             // 早期返回需重置防重入标记
             if (entryElem != null) { entryElem.setExtendStopLossInProgress(false); }
             return;
         }
 
-        // [Gate] 止损只针对初始开仓仓位(baseQuantity),加仓部分只做止盈
-        int totalOrders = filledQty / qty;
+        // [Gate] 止损只针对初始开仓仓位(baseQuantity),加仓部分只做止盈;
+        // 持仓不足一个网格量时也按剩余张数挂一张止损(手动重建场景,避免裸奔)
+        int slSize = Math.min(filledQty, baseQty);
+        int totalOrders = slSize / qty;
+        int remainder = slSize % qty;
         int[] orders = new int[gridCount];
 
         if (gridCount == 1) {
@@ -2352,6 +2359,7 @@
         for (int i = 0; i < gridCount; i++) {
             if (orders[i] > 0) { totalOrdersToPlace += orders[i]; }
         }
+        if (remainder > 0) { totalOrdersToPlace += 1; }
         if (totalOrdersToPlace == 0) {
             if (entryElem != null) { entryElem.setExtendStopLossInProgress(false); }
             return;
@@ -2362,13 +2370,23 @@
         for (int i = 0; i < gridCount; i++) {
             if (orders[i] > 0) {
                 int sgId = gridId - 2 - i;
-                placeStopLossOrders(sgId, orders[i], qty, FuturesPriceTrigger.RuleEnum.NUMBER_2,
+                placeStopLossOrders(sgId, orders[i], String.valueOf(qty), FuturesPriceTrigger.RuleEnum.NUMBER_2,
                         ORDER_TYPE_CLOSE_LONG, true, remainCount, entryElem);
                 if (detail.length() > 0) {
                     detail.append("  ");
                 }
                 detail.append(sgId).append("x").append(orders[i]);
             }
+        }
+        // 不足一个网格量的余数:单独挂一张止损
+        if (remainder > 0) {
+            int sgId = gridId - 2 - totalOrders;
+            placeStopLossOrders(sgId, 1, String.valueOf(remainder), FuturesPriceTrigger.RuleEnum.NUMBER_2,
+                    ORDER_TYPE_CLOSE_LONG, true, remainCount, entryElem);
+            if (detail.length() > 0) {
+                detail.append("  ");
+            }
+            detail.append(sgId).append("x").append(remainder);
         }
 
         log.info("[Gate] 多仓追挂止损, 成交{}张, gridId:{}, 网格数:{}, 分配:{}",
@@ -2384,14 +2402,17 @@
         int baseQty = Integer.parseInt(config.getBaseQuantity());
         int gridCount = baseQty / qty;
         GridElement entryElem = GridElement.findById(gridId);
-        if (gridCount <= 0 || filledQty < qty) {
+        if (gridCount <= 0 || filledQty <= 0) {
             // 早期返回需重置防重入标记
             if (entryElem != null) { entryElem.setExtendStopLossInProgress(false); }
             return;
         }
 
-        // [Gate] 止损只针对初始开仓仓位(baseQuantity),加仓部分只做止盈
-        int totalOrders = filledQty / qty;
+        // [Gate] 止损只针对初始开仓仓位(baseQuantity),加仓部分只做止盈;
+        // 持仓不足一个网格量时也按剩余张数挂一张止损(手动重建场景,避免裸奔)
+        int slSize = Math.min(filledQty, baseQty);
+        int totalOrders = slSize / qty;
+        int remainder = slSize % qty;
         int[] orders = new int[gridCount];
 
         if (gridCount == 1) {
@@ -2415,6 +2436,7 @@
         for (int i = 0; i < gridCount; i++) {
             if (orders[i] > 0) { totalOrdersToPlace += orders[i]; }
         }
+        if (remainder > 0) { totalOrdersToPlace += 1; }
         if (totalOrdersToPlace == 0) {
             if (entryElem != null) { entryElem.setExtendStopLossInProgress(false); }
             return;
@@ -2425,13 +2447,23 @@
         for (int i = 0; i < gridCount; i++) {
             if (orders[i] > 0) {
                 int sgId = gridId + 2 + i;
-                placeStopLossOrders(sgId, orders[i], qty, FuturesPriceTrigger.RuleEnum.NUMBER_1,
+                placeStopLossOrders(sgId, orders[i], String.valueOf(qty), FuturesPriceTrigger.RuleEnum.NUMBER_1,
                         ORDER_TYPE_CLOSE_SHORT, false, remainCount, entryElem);
                 if (detail.length() > 0) {
                     detail.append("  ");
                 }
                 detail.append(sgId).append("x").append(orders[i]);
             }
+        }
+        // 不足一个网格量的余数:单独挂一张止损
+        if (remainder > 0) {
+            int sgId = gridId + 2 + totalOrders;
+            placeStopLossOrders(sgId, 1, String.valueOf(remainder), FuturesPriceTrigger.RuleEnum.NUMBER_1,
+                    ORDER_TYPE_CLOSE_SHORT, false, remainCount, entryElem);
+            if (detail.length() > 0) {
+                detail.append("  ");
+            }
+            detail.append(sgId).append("x").append(remainder);
         }
 
         log.info("[Gate] 空仓追挂止损, 成交{}张, gridId:{}, 网格数:{}, 分配:{}",
@@ -2469,7 +2501,7 @@
     /**
      * 在指定网格位置挂 count 个独立止损单,每个 size 张。
      */
-    private void placeStopLossOrders(int gridId, int count, int qty,
+    private void placeStopLossOrders(int gridId, int count, String qtyStr,
                                       FuturesPriceTrigger.RuleEnum rule,
                                       String orderType, boolean isLong,
                                       AtomicInteger remainCount,
@@ -2502,8 +2534,8 @@
             return;
         }
         BigDecimal triggerPrice = elem.getGridPrice();
+        String size = isLong ? negate(qtyStr) : qtyStr;
         for (int i = 0; i < count; i++) {
-            String size = isLong ? negate(String.valueOf(qty)) : String.valueOf(qty);
             int finalGridId = gridId;
             int finalI = i;
             executor.placeTakeProfit(
@@ -2944,10 +2976,10 @@
 
     /**
      * 分散止盈:把超出基础仓位的部分,从入场网格下一格开始逐格挂止盈单,
-     * 一直挂到对手盘止损位的前一格(不含止损位那一格)。
+     * 一直挂到对手盘止损位(包含止损位那一格)。
      *
      * <p>数量分配:每个网格至少挂 1 张;当 excessQty &lt; 网格数时,张数不够则从起点逐格各挂 1 张、
-     * 挂满 excessQty 张即停止;当 excessQty ≥ 网格数时,每格 excessQty÷n,余数堆最后一格(即止损位的前一格)。
+     * 挂满 excessQty 张即停止;当 excessQty ≥ 网格数时,每格 excessQty÷n,余数堆最后一格(即止损位那一格)。
      *
      * <p>方向:多仓成交向价格更高方向(id 递增)铺到空仓第一止损位;
      * 空仓成交向价格更低方向(id 递减)铺到多仓第一止损位。
@@ -2970,8 +3002,8 @@
         }
         int dir = isLong ? 1 : -1;
         int startId = entryGridId + dir;
-        // 分配范围到止损位的前一格截止(不含止损位那一格)
-        int endId = endElem.getId() - dir;
+        // 分配范围到止损位那一格截止(包含止损位)
+        int endId = endElem.getId();
 
         // 终点必须在起点前进方向上,否则退化为集中止盈(全部挂对手盘止损位)
         boolean valid = isLong ? (endId >= startId) : (endId <= startId);
@@ -3010,7 +3042,7 @@
         for (int i = 0; i < n; i++) {
             int qty;
             if (excessQty >= n) {
-                // 超额仓位 ≥ 网格数:每格 perGrid,余数堆最后一格(即止损位的前一格)
+                // 超额仓位 ≥ 网格数:每格 perGrid,余数堆最后一格(即止损位那一格)
                 qty = perGrid;
                 if (i == n - 1) {
                     qty += remainder;
@@ -3047,7 +3079,7 @@
      * 基础止盈:对基础仓位(baseQuantity)也挂止盈单,与超额止盈并行。
      *
      * <p>规则:从入场网格下一格(entryGridId ± 1)开始,每格 baseTakeProfitPerGrid 张,
-     * 最多挂 baseTakeProfitGridCount 格,挂到止损位的前一格截止(与分散止盈同起点/同终点)。
+     * 最多挂 baseTakeProfitGridCount 格,挂到止损位前 2 格截止(即对手盘仓位线)。
      *
      * <p>边界:累计张数到 min(baseQuantity, 当前持仓) 即停(张数不足则最后一格挂剩余 = "挂几个算几个");
      * 网格不足时挂到停止位置结束。
@@ -3079,8 +3111,8 @@
         }
         int dir = isLong ? 1 : -1;
         int startId = entryGridId + dir;
-        // 分配范围到止损位的前一格截止(与分散止盈一致)
-        int endId = endElem.getId() - dir;
+        // 分配范围到止损位前 2 格截止(即对手盘仓位线)
+        int endId = endElem.getId() - 2 * dir;
 
         BigDecimal remaining = BigDecimal.valueOf(maxQty);
         int placed = 0;

--
Gitblit v1.9.1