package com.xcong.excoin.modules.gateApi.wsHandler.handler;
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import com.alibaba.fastjson.JSONArray;
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import com.alibaba.fastjson.JSONObject;
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import com.xcong.excoin.modules.blackchain.service.DateUtil;
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import com.xcong.excoin.modules.gateApi.GateGridTradeService;
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import com.xcong.excoin.modules.gateApi.wsHandler.GateChannelHandler;
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import lombok.extern.slf4j.Slf4j;
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import org.java_websocket.client.WebSocketClient;
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import java.math.BigDecimal;
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/**
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* K 线频道处理器。
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* 公开频道，无需认证。订阅 1m K 线，解析后回调 {@link GateGridTradeService#onKline}。
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*
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* @author Administrator
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*/
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@Slf4j
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public class CandlestickChannelHandler implements GateChannelHandler {
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private static final String CHANNEL_NAME = "futures.candlesticks";
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private static final String INTERVAL = "1m";
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private final String contract;
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private final GateGridTradeService gridTradeService;
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public CandlestickChannelHandler(String contract, GateGridTradeService gridTradeService) {
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this.contract = contract;
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this.gridTradeService = gridTradeService;
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}
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@Override
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public String getChannelName() {
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return CHANNEL_NAME;
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}
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@Override
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public void subscribe(WebSocketClient ws) {
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JSONObject subscribeMsg = new JSONObject();
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subscribeMsg.put("time", System.currentTimeMillis() / 1000);
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subscribeMsg.put("channel", CHANNEL_NAME);
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subscribeMsg.put("event", "subscribe");
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JSONArray payload = new JSONArray();
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payload.add(INTERVAL);
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payload.add(contract);
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subscribeMsg.put("payload", payload);
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ws.send(subscribeMsg.toJSONString());
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log.info("[{}] 已发送订阅请求，合约: {}, 周期: {}", CHANNEL_NAME, contract, INTERVAL);
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}
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@Override
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public void unsubscribe(WebSocketClient ws) {
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JSONObject unsubscribeMsg = new JSONObject();
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unsubscribeMsg.put("time", System.currentTimeMillis() / 1000);
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unsubscribeMsg.put("channel", CHANNEL_NAME);
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unsubscribeMsg.put("event", "unsubscribe");
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JSONArray payload = new JSONArray();
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payload.add(INTERVAL);
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payload.add(contract);
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unsubscribeMsg.put("payload", payload);
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ws.send(unsubscribeMsg.toJSONString());
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log.info("[{}] 已发送取消订阅请求，合约: {}, 周期: {}", CHANNEL_NAME, contract, INTERVAL);
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}
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@Override
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public boolean handleMessage(JSONObject response) {
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String channel = response.getString("channel");
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if (!CHANNEL_NAME.equals(channel)) {
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return false;
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}
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try {
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JSONArray resultArray = response.getJSONArray("result");
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if (resultArray == null || resultArray.isEmpty()) {
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log.warn("[{}] 数据为空", CHANNEL_NAME);
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return true;
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}
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JSONObject data = resultArray.getJSONObject(0);
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BigDecimal closePx = new BigDecimal(data.getString("c"));
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long t = data.getLong("t");
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boolean windowClosed = data.getBooleanValue("w");
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log.info("========== Gate K线数据 ==========");
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log.info("名称(n): {}", data.getString("n"));
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log.info("时间 : {}", DateUtil.TimeStampToDateTime(t));
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log.info("开盘(o): {}", data.getString("o"));
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log.info("最高(h): {}", data.getString("h"));
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log.info("最低(l): {}", data.getString("l"));
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log.info("收盘(c): {}", data.getString("c"));
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log.info("成交量(v): {}", data.getString("v"));
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log.info("成交额(a): {}", data.getString("a"));
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log.info("K线完结(w): {}", windowClosed);
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log.info("==================================");
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if (gridTradeService != null) {
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gridTradeService.onKline(closePx);
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}
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} catch (Exception e) {
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log.error("[{}] 处理数据失败", CHANNEL_NAME, e);
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}
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return true;
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}
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}
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