From bf06dd27abd841856e893ed0fef46a62f5612012 Mon Sep 17 00:00:00 2001
From: Administrator <15274802129@163.com>
Date: Mon, 29 Jun 2026 11:48:48 +0800
Subject: [PATCH] [Gate] 盈亏达标(净权益{}>目标{}),重置策略

---
 src/main/java/com/xcong/excoin/modules/gateApi/wsHandler/handler/CandlestickChannelHandler.java |   84 +++++++++++++++++++++++++++++++-----------
 1 files changed, 62 insertions(+), 22 deletions(-)

diff --git a/src/main/java/com/xcong/excoin/modules/gateApi/wsHandler/handler/CandlestickChannelHandler.java b/src/main/java/com/xcong/excoin/modules/gateApi/wsHandler/handler/CandlestickChannelHandler.java
index ca5eaf0..64354f5 100644
--- a/src/main/java/com/xcong/excoin/modules/gateApi/wsHandler/handler/CandlestickChannelHandler.java
+++ b/src/main/java/com/xcong/excoin/modules/gateApi/wsHandler/handler/CandlestickChannelHandler.java
@@ -11,21 +11,14 @@
 import java.math.BigDecimal;
 
 /**
- * K 线(Candlestick)频道处理器。
+ * K 线频道处理器(futures.candlesticks)— 策略的唯一价格时间驱动源。
  *
- * <h3>特点</h3>
- * 公开频道,无需 HMAC-SHA512 认证签名。订阅 1m 周期的 K 线数据。
- *
- * <h3>数据流</h3>
- * <pre>
- *   WebSocket 推送 update event
- *     → handleMessage() → 解析 OHLCV → log 打印 → gridTradeService.onKline(closePx)
- *       → 首次 K 线触发双开
- *       → 后续 K 线仅缓存 lastKlinePrice 供补仓参考
- * </pre>
+ * <h3>定位</h3>
+ * 订阅 1 分钟 K 线实时推送,每收到一根 K 线(不等待完结)即触发
+ * {@link GateGridTradeService#onKline(BigDecimal)},由策略引擎决定是否开仓/止盈。
  *
  * <h3>订阅格式</h3>
- * payload: {@code ["1m", contract]}
+ * 公开频道,无需认证签名。payload: {@code ["1m", contract]}。
  *
  * @author Administrator
  */
@@ -33,19 +26,42 @@
 public class CandlestickChannelHandler implements GateChannelHandler {
 
     private static final String CHANNEL_NAME = "futures.candlesticks";
+    /** K 线周期,固定 1 分钟 */
     private static final String INTERVAL = "1m";
 
+    /** 合约名称 */
     private final String contract;
+    /** 网格交易服务,接收 K 线回调 */
     private final GateGridTradeService gridTradeService;
 
+    private volatile boolean subscribed = false;
+
+    /**
+      * @param contract         合约名称(如 ETH_USDT)
+      * @param gridTradeService 网格交易策略服务实例
+      */
     public CandlestickChannelHandler(String contract, GateGridTradeService gridTradeService) {
         this.contract = contract;
         this.gridTradeService = gridTradeService;
     }
 
+    /** @return 频道名称 "futures.candlesticks" */
     @Override
     public String getChannelName() { return CHANNEL_NAME; }
 
+    /**
+     * 发送 K 线频道订阅请求(公开频道,无需签名)。
+     *
+     * <h3>订阅格式</h3>
+     * <pre>
+     * {
+     *   "time":    &lt;unix时间戳(秒)&gt;,
+     *   "channel": "futures.candlesticks",
+     *   "event":   "subscribe",
+     *   "payload": ["1m", "{contract}"]
+     * }
+     * </pre>
+     */
     @Override
     public void subscribe(WebSocketClient ws) {
         JSONObject msg = new JSONObject();
@@ -60,6 +76,9 @@
         log.info("[{}] 订阅成功, 合约:{}, 周期:{}", CHANNEL_NAME, contract, INTERVAL);
     }
 
+    /**
+     * 发送 K 线频道取消订阅请求。
+     */
     @Override
     public void unsubscribe(WebSocketClient ws) {
         JSONObject msg = new JSONObject();
@@ -74,25 +93,46 @@
         log.info("[{}] 取消订阅成功", CHANNEL_NAME);
     }
 
+    /**
+     * 处理 K 线推送消息。
+     *
+     * <h3>数据提取</h3>
+     * result[0] 中提取:
+     * <ul>
+     *   <li>c(close):收盘价 → 传给 gridTradeService.onKline()</li>
+     *   <li>n(name):烛线名称(如 "1m_ETH_USDT")</li>
+     *   <li>t(time):烛线起始时间戳</li>
+     *   <li>w(window_close):烛线是否完结(仅日志输出,不做门控)</li>
+     * </ul>
+     *
+     * <h3>注意</h3>
+     * 不判断 w(已完结)——策略需要 tick 级实时响应价格变动,
+     * 而非等 1 分钟烛线完结后才行动。
+     *
+     * @param response WebSocket 推送的完整 JSON
+     * @return true 表示已处理(匹配成功)
+     */
     @Override
     public boolean handleMessage(JSONObject response) {
-        if (!CHANNEL_NAME.equals(response.getString("channel"))) return false;
+        if (!CHANNEL_NAME.equals(response.getString("channel"))) {
+            return false;
+        }
         try {
             JSONArray resultArray = response.getJSONArray("result");
             if (resultArray == null || resultArray.isEmpty()) { log.warn("[{}] 数据为空", CHANNEL_NAME); return true; }
             JSONObject data = resultArray.getJSONObject(0);
             BigDecimal closePx = new BigDecimal(data.getString("c"));
 
-            log.info("========== Gate K线数据 ==========");
-            log.info("名称: {} 时间: {}", data.getString("n"), DateUtil.TimeStampToDateTime(data.getLong("t")));
-            log.info("开盘: {} 最高: {} 最低: {} 收盘: {} 成交量: {} 成交额: {} 已完结: {}",
-                    data.getString("o"), data.getString("h"), data.getString("l"),
-                    data.getString("c"), data.getString("v"), data.getString("a"),
-                    data.getBooleanValue("w"));
-            log.info("==================================");
-
-            if (gridTradeService != null) gridTradeService.onKline(closePx);
+            if (gridTradeService != null) {
+                gridTradeService.onKline(closePx);
+            }
         } catch (Exception e) { log.error("[{}] 处理数据失败", CHANNEL_NAME, e); }
         return true;
     }
+
+    @Override
+    public boolean isSubscribed() { return subscribed; }
+
+    @Override
+    public void setSubscribed(boolean subscribed) { this.subscribed = subscribed; }
 }

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