package com.xcong.excoin.modules.gateApi;
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import com.xcong.excoin.modules.gateApi.wsHandler.handler.AutoOrdersChannelHandler;
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import com.xcong.excoin.modules.gateApi.wsHandler.handler.CandlestickChannelHandler;
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import com.xcong.excoin.modules.gateApi.wsHandler.handler.PositionClosesChannelHandler;
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import com.xcong.excoin.modules.gateApi.wsHandler.handler.PositionsChannelHandler;
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import lombok.extern.slf4j.Slf4j;
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import org.springframework.beans.factory.annotation.Autowired;
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import org.springframework.stereotype.Component;
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import javax.annotation.PostConstruct;
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import javax.annotation.PreDestroy;
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import java.math.BigDecimal;
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/**
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* Gate 模块 Spring 容器入口 — 组件组装 + 生命周期管理。
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*
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* <h3>组装顺序({@code @PostConstruct})</h3>
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* <ol>
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* <li>{@link GateConfig} — 构建配置(API 密钥、合约、策略参数)</li>
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* <li>{@link GateGridTradeService} — init():获取用户 ID → 切双向持仓 → 清旧条件单 → 平仓 → 设杠杆</li>
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* <li>{@link GateKlineWebSocketClient} — 注册 6 个频道处理器 → init():建立 WS 连接并订阅</li>
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* <li>{@code gridTradeService.startGrid()} — 状态重置,等待首根 K 线</li>
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* </ol>
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*
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* <h3>6 个频道处理器</h3>
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* <ol>
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* <li>CandlestickChannelHandler — 公开频道,K线 → onKline()</li>
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* <li>PositionsChannelHandler — 私有频道,仓位 → onPositionUpdate()</li>
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* <li>PositionClosesChannelHandler — 私有频道,平仓 → onPositionClose()</li>
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* <li>OrdersChannelHandler — 私有频道,订单成交 → onOrderUpdate()</li>
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* <li>UserTradesChannelHandler — 私有频道,用户成交 → onUserTrade()</li>
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* <li>AutoOrdersChannelHandler — 私有频道,条件单状态 → onAutoOrder()</li>
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* </ol>
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*
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* <h3>销毁顺序({@code @PreDestroy})</h3>
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* <ol>
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* <li>gridTradeService.stopGrid():取消所有条件单 → 关闭交易线程池</li>
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* <li>wsClient.destroy():取消订阅 → 断开 WS → 关闭线程池</li>
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* </ol>
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*
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* @author Administrator
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*/
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@Slf4j
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@Component
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public class GateWebSocketClientManager {
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// ==================== 修改配置只需改这里 ===================
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static final String DEFAULT_API_KEY = "dbf5cc322a0f3d6f308e143c494fb0b4";
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static final String DEFAULT_API_SECRET = "83cb291e21e62148ec99bc9adef493ee9f7fc195f2b9dc929466d70350ec58c3";
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// 不可调参数
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static final String DEFAULT_CONTRACT = "ETH_USDT";
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static final String DEFAULT_LEVERAGE = "100";
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static final String DEFAULT_MARGIN_MODE = "CROSS";
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static final String DEFAULT_POSITION_MODE = "dual";
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static final int DEFAULT_RESTART_GRID_SPAN = 2;
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static final int DEFAULT_PRICE_SCALE = 2;
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static final String DEFAULT_CONTRACT_MULTIPLIER = "0.01";
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static final String DEFAULT_PNL_MODE = "LAST_PRICE";
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static final int DEFAULT_REOPEN_MAX_RETRIES = 3;
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// ==========================================================
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@Autowired
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private GateConfigPersistenceService persistenceService;
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@Autowired
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private GateLogBuffer logBuffer;
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/** WebSocket 连接管理器 */
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private GateKlineWebSocketClient wsClient;
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/** 网格交易策略服务 */
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private GateGridTradeService gridTradeService;
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/** 统一配置 */
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private GateConfig config;
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@PostConstruct
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public void init() {
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logBuffer.info("[管理器] 加载配置,策略待手动启动...");
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try {
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// 优先读取持久化配置,不存在则用默认值创建文件
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GateConfigDTO saved = persistenceService.load(DEFAULT_API_KEY);
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if (saved != null) {
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config = persistenceService.buildFromDTO(saved, DEFAULT_API_KEY);
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logBuffer.info("[管理器] 已加载持久化配置, apiKey=" + mask(DEFAULT_API_KEY));
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} else {
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// 构建默认配置 DTO(只有 7 项可调参数)
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GateConfigDTO defaults = GateConfigDTO.builder()
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.apiKey(DEFAULT_API_KEY)
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.gridRate(new BigDecimal("0.005"))
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.expectedProfit(new BigDecimal("0.15"))
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.maxLoss(new BigDecimal("1.5"))
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.baseQuantity("2")
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.quantity("2")
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.maxPositionSize(4)
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.stopLossCount(0)
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.build();
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// 确保配置文件存在
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persistenceService.ensureExists(DEFAULT_API_KEY, defaults);
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config = persistenceService.buildFromDTO(defaults, DEFAULT_API_KEY);
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logBuffer.info("[管理器] 已创建默认配置文件");
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}
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logBuffer.info("[管理器] 配置就绪,请通过控制面板点击「重启策略」启动");
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} catch (Exception e) {
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logBuffer.error("[管理器] 配置加载失败: " + e.getMessage());
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}
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}
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/**
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* 销毁:停止策略 → 关闭交易线程池 → 取消 WS 订阅 → 断开连接 → 关闭 WS 线程池。
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*/
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@PreDestroy
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public void destroy() {
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log.info("[管理器] 开始销毁...");
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if (gridTradeService != null) {
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gridTradeService.stopGrid();
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}
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if (wsClient != null) {
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wsClient.destroy();
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}
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log.info("[管理器] 销毁完成");
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}
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/**
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* @return WebSocket 连接管理器实例
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*/
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public GateKlineWebSocketClient getKlineWebSocketClient() { return wsClient; }
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/**
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* @return 网格交易策略服务实例
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*/
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public GateGridTradeService getGridTradeService() { return gridTradeService; }
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/**
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* @return 当前生效的配置
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*/
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public GateConfig getConfig() { return config; }
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/**
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* 使用新配置重启策略:停止旧策略 → 重建 WS → 重新 init + startGrid。
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*/
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public void restartWithConfig(GateConfig newConfig) {
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logBuffer.info("[管理器] 开始策略重启...");
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// 1. 停止旧策略 + 断开旧 WS
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if (gridTradeService != null) {
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gridTradeService.stopGrid();
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}
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if (wsClient != null) {
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wsClient.destroy();
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}
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// 2. 使用新配置重建
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this.config = newConfig;
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this.gridTradeService = new GateGridTradeService(config);
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gridTradeService.init();
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// 3. 重建 WS 客户端并重新注册 Handler
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this.wsClient = new GateKlineWebSocketClient(config.getWsUrl());
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wsClient.addChannelHandler(new CandlestickChannelHandler(config.getContract(), gridTradeService));
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wsClient.addChannelHandler(new PositionsChannelHandler(
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config.getApiKey(), config.getApiSecret(), config.getContract(), gridTradeService));
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wsClient.addChannelHandler(new PositionClosesChannelHandler(
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config.getApiKey(), config.getApiSecret(), config.getContract(), gridTradeService));
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wsClient.addChannelHandler(new AutoOrdersChannelHandler(
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config.getApiKey(), config.getApiSecret(), config.getContract(), gridTradeService));
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gridTradeService.setWsClient(wsClient);
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wsClient.init();
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logBuffer.info("[管理器] WS已重连, Handler 已重新绑定");
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// 4. 启动策略
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gridTradeService.startGrid();
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logBuffer.info("[管理器] 策略已使用新配置重启完成");
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}
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/**
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* 停止策略:取消所有条件单 → 停止网格 → 断开 WS。
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*/
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public void stopStrategy() {
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logBuffer.info("[管理器] 停止策略...");
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if (gridTradeService != null) {
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gridTradeService.stopGrid();
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}
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if (wsClient != null) {
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wsClient.destroy();
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}
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logBuffer.info("[管理器] 策略已停止");
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}
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private static String mask(String key) {
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if (key == null || key.length() <= 8) return "***";
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return key.substring(0, 4) + "****" + key.substring(key.length() - 4);
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}
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}
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