From dc1c9a67a1d5f24ce7f87c0670fe2b2c53ccab4f Mon Sep 17 00:00:00 2001
From: Administrator <15274802129@163.com>
Date: Thu, 30 Jul 2026 14:54:51 +0800
Subject: [PATCH] fix(gateApi): 更新Gate永续合约taker费率

---
 src/main/java/com/xcong/excoin/modules/gateApi/GateGridTradeService.java |  152 +++++++++++++++++++++++++++++++++++++++++++++++++-
 1 files changed, 147 insertions(+), 5 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 d602a9c..492eed0 100644
--- a/src/main/java/com/xcong/excoin/modules/gateApi/GateGridTradeService.java
+++ b/src/main/java/com/xcong/excoin/modules/gateApi/GateGridTradeService.java
@@ -425,7 +425,7 @@
     }
 
     /** Gate 永续合约 taker 费率 0.05% */
-    private static final BigDecimal TAKER_FEE_RATE = new BigDecimal("0.0005");
+    private static final BigDecimal TAKER_FEE_RATE = new BigDecimal("0.001");
     private void checkProfitAndReset() {
         if (state == StrategyState.STOPPED || state == StrategyState.WAITING_KLINE) {
             return;
@@ -435,12 +435,28 @@
             BigDecimal target = initialPrincipal.add(config.getExpectedProfit());
 
             FuturesAccount account = futuresApi.listFuturesAccounts(SETTLE);
-            BigDecimal totalEquity = new BigDecimal(account.getTotal()).add(new BigDecimal(account.getUnrealisedPnl()));
+            // 预估平仓手续费 = 持仓量 × 合约乘数 × 入场价 × taker费率
+            BigDecimal multiplier = config.getContractMultiplier();
+            BigDecimal longCloseFee = BigDecimal.ZERO;
+            if (longPositionSize.compareTo(BigDecimal.ZERO) > 0 && longEntryPrice.compareTo(BigDecimal.ZERO) > 0) {
+                longCloseFee = longPositionSize.multiply(multiplier).multiply(longEntryPrice).multiply(TAKER_FEE_RATE);
+            }
+            BigDecimal shortCloseFee = BigDecimal.ZERO;
+            if (shortPositionSize.compareTo(BigDecimal.ZERO) > 0 && shortEntryPrice.compareTo(BigDecimal.ZERO) > 0) {
+                shortCloseFee = shortPositionSize.multiply(multiplier).multiply(shortEntryPrice).multiply(TAKER_FEE_RATE);
+            }
+            BigDecimal estimatedCloseFee = longCloseFee.add(shortCloseFee);
+
+            BigDecimal totalEquity = new BigDecimal(account.getTotal())
+                    .add(new BigDecimal(account.getUnrealisedPnl()))
+                    .subtract(estimatedCloseFee);
 
             if (totalEquity.compareTo(target) > 0) {
                 currentRound++;
                 int maxRounds = config.getRounds();
-                log.info("[Gate] 盈亏达标(净权益{}>目标{}),第{}轮完成", totalEquity, target, currentRound);
+                log.info("[Gate] 盈亏达标(净权益{}→含手续费-{}=实际{}>目标{}),第{}轮完成",
+                        new BigDecimal(account.getTotal()).add(new BigDecimal(account.getUnrealisedPnl())),
+                        estimatedCloseFee, totalEquity, target, currentRound);
 
                 if (maxRounds > 0 && currentRound >= maxRounds) {
                     log.info("[Gate] 已达到运行轮数上限({}),策略停止", maxRounds);
@@ -656,6 +672,8 @@
                 // REST 查询可能因交易所延迟返回旧值,与 WS 本地缓存取最大值兜底
                 int posSize = Math.max(queryPositionSize(Position.ModeEnum.DUAL_SHORT), shortPositionSize.intValue());
                 extendShortStopLoss(posSize, shortGridElement.getId());
+                // [Gate] 止盈挂单:超出基础仓位的部分,挂在多仓第一止损位
+                placeExcessTakeProfit(posSize, false);
                 log.info("[Gate] 空单成交 gridId:{}, 当前持仓:{}张", filledQty, posSize);
 
             }
@@ -684,6 +702,8 @@
                 // REST 查询可能因交易所延迟返回旧值,与 WS 本地缓存取最大值兜底
                 int posSize = Math.max(queryPositionSize(Position.ModeEnum.DUAL_LONG), longPositionSize.intValue());
                 extendLongStopLoss(posSize, longGridElement.getId());
+                // [Gate] 止盈挂单:超出基础仓位的部分,挂在空仓第一止损位
+                placeExcessTakeProfit(posSize, true);
                 log.info("[Gate] 多单成交 gridId:{}, 当前持仓:{}张", filledQty, posSize);
 
             }
@@ -1133,6 +1153,21 @@
                     if (newEntryGrid != null) {
 
                         String quantity = String.valueOf(Math.max(queryPositionSize(Position.ModeEnum.DUAL_SHORT), shortPositionSize.intValue()) + Integer.parseInt(config.getQuantity()));
+
+                        // 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());
+                        while (checkDownCursor != null) {
+                            if (checkDownCursor.isHasLongOrder()) {
+                                hasLongOrderBelow = true;
+                                log.info("[Gate] 多仓仓位归零 gridId:{}, 下方gridId:{}已有多单, 跳过本次挂单",
+                                        newEntryGrid.getId(), checkDownCursor.getId());
+                                break;
+                            }
+                            Integer nextDownId = checkDownCursor.getDownId();
+                            checkDownCursor = nextDownId != null ? GridElement.findById(nextDownId) : null;
+                        }
+
                         // 向上遍历取消所有遗留多单(跳过基础入场网格0)
                         GridElement cancelCursor = GridElement.findById(newEntryGrid.getUpId());
                         while (cancelCursor != null) {
@@ -1149,7 +1184,7 @@
                             cancelCursor = nextUpId != null ? GridElement.findById(nextUpId) : 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()) {
+                        if (!newEntryGrid.isHasLongOrder() && !hasLongOrderBelow) {
                             BigDecimal triggerPrice = newEntryGrid.getGridPrice();
                             String size = quantity;
                             log.info("[Gate] 多仓仓位归零 gridId:{}, 挂{}基础张多单",
@@ -1189,6 +1224,21 @@
 
 //                        String quantity = String.valueOf((accumulatedShortLossCount + 1) * Integer.parseInt(config.getQuantity()));
                         String quantity = String.valueOf(Math.max(queryPositionSize(Position.ModeEnum.DUAL_LONG), longPositionSize.intValue()) + Integer.parseInt(config.getQuantity()));
+
+                        // 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());
+                        while (checkUpCursor != null) {
+                            if (checkUpCursor.isHasShortOrder()) {
+                                hasShortOrderAbove = true;
+                                log.info("[Gate] 空仓仓位归零 gridId:{}, 上方gridId:{}已有空单, 跳过本次挂单",
+                                        newEntryGrid.getId(), checkUpCursor.getId());
+                                break;
+                            }
+                            Integer nextUpId = checkUpCursor.getUpId();
+                            checkUpCursor = nextUpId != null ? GridElement.findById(nextUpId) : null;
+                        }
+
                         // 向下遍历取消所有遗留空单(跳过基础入场网格0)
                         GridElement cancelCursor = GridElement.findById(newEntryGrid.getDownId());
                         while (cancelCursor != null) {
@@ -1205,7 +1255,7 @@
                             cancelCursor = nextDownId != null ? GridElement.findById(nextDownId) : 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()){
+                        if (!newEntryGrid.isHasShortOrder() && !hasShortOrderAbove){
                             BigDecimal triggerPrice = newEntryGrid.getGridPrice();
                             String size = quantity;
                             log.info("[Gate] 空仓仓位归零 gridId:{}, 挂{}基础张多单",
@@ -1638,6 +1688,98 @@
     }
 
     /**
+     * 挂单成交后,将超出基础仓位的部分挂止盈单,挂在对向仓位的第一止损位上。
+     *
+     * <p>遍历所有 GridElement,找到对向仓位第一个有止损单的网格作为止盈挂单位置。
+     *
+     * <p>例:空仓成交后持仓 8 张,基础 4 张 → 超出 4 张,
+     * 找到多仓第一止损位(如 gridId=-2)→ 在该位置挂空仓止盈单。
+     *
+     * @param posSize  当前总持仓张数
+     * @param isLong   true=多仓成交,false=空仓成交
+     */
+    private void placeExcessTakeProfit(int posSize, boolean isLong) {
+        int baseQty = Integer.parseInt(config.getBaseQuantity());
+        int excessQty = posSize - baseQty;
+        if (excessQty <= 0) {
+            return;
+        }
+
+        // 遍历找到对向仓位第一个有止损单的网格
+        GridElement tpElem = isLong ? findFirstShortStopLossGrid() : findFirstLongStopLossGrid();
+        if (tpElem == null) {
+            log.warn("[Gate] {}止盈挂单失败:未找到对向仓止损位", isLong ? "多仓" : "空仓");
+            return;
+        }
+        int tpGridId = tpElem.getId();
+
+        BigDecimal triggerPrice = tpElem.getGridPrice();
+        String orderType = isLong ? ORDER_TYPE_CLOSE_LONG : ORDER_TYPE_CLOSE_SHORT;
+        // 多仓止盈:价格≥触发价时平仓(NUMBER_1);空仓止盈:价格≤触发价时平仓(NUMBER_2)
+        FuturesPriceTrigger.RuleEnum rule = isLong ? FuturesPriceTrigger.RuleEnum.NUMBER_1
+                : FuturesPriceTrigger.RuleEnum.NUMBER_2;
+        String size = isLong ? negate(String.valueOf(excessQty)) : String.valueOf(excessQty);
+
+//        if (isLong && tpElem.getLongTakeProfitOrderId() != null) {
+//            executor.cancelConditionalOrder(tpElem.getLongTakeProfitOrderId(), oid -> {
+//                longTakeProfitTraderIdParam(tpElem, null, false);
+//                log.info("[Gate] 取消旧止盈, gridId:{}, orderId:{}", tpGridId, oid);
+//            });
+//        } else if (!isLong && tpElem.getShortTakeProfitOrderId() != null) {
+//            executor.cancelConditionalOrder(tpElem.getShortTakeProfitOrderId(), oid -> {
+//                shortTakeProfitTraderIdParam(tpElem, null, false);
+//                log.info("[Gate] 取消旧止盈, gridId:{}, orderId:{}", tpGridId, oid);
+//            });
+//        }
+
+        String finalSize = size;
+        int finalTpGridId = tpGridId;
+        executor.placeTakeProfit(triggerPrice, rule, orderType, size,
+                profitId -> {
+                    if (isLong) {
+                        longTakeProfitTraderIdParam(tpElem, profitId, true);
+                    } else {
+                        shortTakeProfitTraderIdParam(tpElem, profitId, true);
+                    }
+                    log.info("[Gate] {}止盈挂单, gridId:{}, 触发价:{}, 数量:{}, takeProfitId:{}",
+                            isLong ? "多仓" : "空仓", finalTpGridId, triggerPrice, finalSize, profitId);
+                }
+        );
+    }
+
+    /**
+     * 找到有长仓止损单且离 0 最近的网格(第一个多仓止损位)。
+     */
+    private GridElement findFirstLongStopLossGrid() {
+        GridElement first = null;
+        for (GridElement e : config.getGridElements()) {
+            if (!e.getLongStopLossOrderIds().isEmpty()) {
+                // 多仓止损在负数区,取 id 最大(最靠近 0)的
+                if (first == null || e.getId() > first.getId()) {
+                    first = e;
+                }
+            }
+        }
+        return first;
+    }
+
+    /**
+     * 找到有空仓止损单且离 0 最近的网格(第一个空仓止损位)。
+     */
+    private GridElement findFirstShortStopLossGrid() {
+        GridElement first = null;
+        for (GridElement e : config.getGridElements()) {
+            if (!e.getShortStopLossOrderIds().isEmpty()) {
+                // 空仓止损在正数区,取 id 最小(最靠近 0)的
+                if (first == null || e.getId() < first.getId()) {
+                    first = e;
+                }
+            }
+        }
+        return first;
+    }
+
+    /**
      * 延展完成后重挂止损(处理被跳过的入场单成交)。
      * 取消已有止损单并用最新仓位重新挂单,确保止损覆盖最新持仓数。
      */

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