package com.xcong.excoin.modules.okxNewPrice.gridWs;
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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.okxNewPrice.OkxGridTradeService;
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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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* OKX K线频道处理器 (candle1m)。
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* 策略的唯一价格时间驱动源，每收到一根K线触发 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 OkxKlineChannelHandler implements OkxGridChannelHandler {
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private static final String CHANNEL_NAME = "candle1m";
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private static final String INTERVAL = "1m";
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private final String instId;
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private final OkxGridTradeService gridTradeService;
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public OkxKlineChannelHandler(String instId, OkxGridTradeService gridTradeService) {
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this.instId = instId;
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this.gridTradeService = gridTradeService;
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}
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@Override
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public String getChannelName() { return CHANNEL_NAME; }
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@Override
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public void subscribe(WebSocketClient ws) {
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JSONObject msg = new JSONObject();
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JSONObject arg = new JSONObject();
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arg.put("channel", CHANNEL_NAME);
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arg.put("instId", instId);
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msg.put("op", "subscribe");
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JSONArray args = new JSONArray();
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args.add(arg);
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msg.put("args", args);
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ws.send(msg.toJSONString());
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log.info("[OKX-WS] {} 订阅成功, instId:{}", CHANNEL_NAME, instId);
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}
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@Override
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public void onSubscribed() {
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log.info("[OKX-WS] {} 订阅确认, instId:{}", CHANNEL_NAME, instId);
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if (gridTradeService != null) {
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gridTradeService.onSubscriptionConfirmed(CHANNEL_NAME);
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}
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}
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@Override
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public void unsubscribe(WebSocketClient ws) {
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JSONObject msg = new JSONObject();
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JSONObject arg = new JSONObject();
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arg.put("channel", CHANNEL_NAME);
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arg.put("instId", instId);
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msg.put("op", "unsubscribe");
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JSONArray args = new JSONArray();
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args.add(arg);
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msg.put("args", args);
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ws.send(msg.toJSONString());
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log.info("[OKX-WS] {} 取消订阅成功", CHANNEL_NAME);
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}
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@Override
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public boolean handleMessage(JSONObject response) {
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JSONObject arg = response.getJSONObject("arg");
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if (arg == null || !CHANNEL_NAME.equals(arg.getString("channel"))) {
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return false;
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}
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try {
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JSONArray data = response.getJSONArray("data");
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if (data == null || data.isEmpty()) return true;
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// OKX K线数据格式: [ts, o, h, l, c, vol, volCcy, volCcyQuote, confirm]
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JSONArray candle = data.getJSONArray(0);
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if (candle == null || candle.size() < 5) return true;
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BigDecimal closePx = candle.getBigDecimal(4); // 收盘价在索引4
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if (closePx != null && 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("[OKX-WS] {} 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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