package com.xcong.excoin.websocket;
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import cn.hutool.core.util.StrUtil;
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import com.alibaba.fastjson.JSON;
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import com.alibaba.fastjson.JSONObject;
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import com.xcong.excoin.common.contants.AppContants;
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import com.xcong.excoin.utils.CoinTypeConvert;
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import com.xcong.excoin.utils.RedisUtils;
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import com.xcong.excoin.utils.SpringContextHolder;
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import lombok.extern.slf4j.Slf4j;
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import org.apache.commons.collections.CollectionUtils;
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import org.springframework.stereotype.Component;
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import javax.annotation.Resource;
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import javax.websocket.*;
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import javax.websocket.server.PathParam;
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import javax.websocket.server.ServerEndpoint;
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import java.util.Collection;
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import java.util.HashMap;
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import java.util.Map;
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import java.util.concurrent.ConcurrentHashMap;
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import java.util.concurrent.atomic.AtomicInteger;
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@Slf4j
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@ServerEndpoint(value = "/trade/market")
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@Component
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public class TradePlateSendWebSocket {
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@Resource
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RedisUtils redisUtils;
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/**
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* 记录当前在线连接数
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*/
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private static AtomicInteger onlineCount = new AtomicInteger(0);
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private static Map<String, Map<String, Session>> tradeplateClients = new ConcurrentHashMap<>();
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private static Map<String, Map<String, Session>> klineClients = new ConcurrentHashMap<>();
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/**
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* 连接建立成功调用的方法
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*/
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@OnOpen
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public void onOpen(Session session) {
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onlineCount.incrementAndGet(); // 在线数加1
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log.info("有新连接加入：{}，当前在线人数为：{}", session.getId(), onlineCount.get());
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}
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/**
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* 连接关闭调用的方法
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*/
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@OnClose
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public void onClose(Session session) {
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onlineCount.decrementAndGet(); // 在线数减1
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// Collection<Map<String, Session>> values = tradeplateClients.values();
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// if(CollectionUtils.isNotEmpty(values)){
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// for(Map<String,Session> map : values){
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// map.remove(session.getId());
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// }
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// }
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log.info("有一连接关闭：{}，当前在线人数为：{}", session.getId(), onlineCount.get());
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}
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/**
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* 收到客户端消息后调用的方法
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*
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* @param message 客户端发送过来的消息
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*/
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@OnMessage
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public void onMessage(String message, Session session) {
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log.info("服务端收到客户端[{}]的消息:{}", session.getId(), message);
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// 订阅方法 {sub: 'market.' + symbol + '.depth.' + this._caculateType(),id: symbol
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//}
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JSONObject jsonObject = JSON.parseObject(message);
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// 盘口的判断
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if (jsonObject.containsKey("sub") && jsonObject.get("sub").toString().contains("depth")) {
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log.info("订阅盘口消息:{}", session.getId());
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String sub = jsonObject.get("sub").toString();
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String symbol = sub.split("\\.")[1];
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symbol = CoinTypeConvert.convert(symbol);
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if (tradeplateClients.containsKey(symbol)) {
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tradeplateClients.get(symbol).put(session.getId(), session);
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} else {
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Map<String, Session> map = new HashMap<>();
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map.put(session.getId(), session);
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tradeplateClients.put(symbol, map);
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}
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}
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// 取消盘口订阅
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if (jsonObject.containsKey("unsub") && jsonObject.get("unsub").toString().contains("depth")) {
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// `market.${symbol}.kline.${strPeriod}
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log.info("取消订阅盘口消息:{}", session.getId());
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String unsub = jsonObject.get("unsub").toString();
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String[] split = unsub.split("\\.");
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String symbol = split[1];
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symbol = CoinTypeConvert.convert(symbol);
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String key = symbol;
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if (tradeplateClients.containsKey(key)) {
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tradeplateClients.get(key).remove(session.getId());
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}
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}
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// 最新K线订阅
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// 根据消息判断这个用户需要订阅哪种数据
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// {sub: `market.${symbol}.kline.${strPeriod}`,
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// symbol: symbol,
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// period: strPeriod
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//}
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// 取消订阅 {unsub: xxx(标识)}
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if (jsonObject.containsKey("sub") && jsonObject.get("sub").toString().contains("kline")) {
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// 订阅
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log.info("订阅最新K线消息:{}", session.getId());
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String sub = jsonObject.get("sub").toString();
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String[] split = sub.split("\\.");
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String symbol = split[1];
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symbol = CoinTypeConvert.convert(symbol);
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String period = split[3];
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String key = symbol + "-" + period;
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if (klineClients.containsKey(key)) {
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// 有这个币种K线
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Map<String, Session> stringSessionMap = klineClients.get(key);
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if (!stringSessionMap.containsKey(session.getId())) {
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stringSessionMap.put(session.getId(), session);
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}
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} else {
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Map<String, Session> stringSessionMap = new HashMap<>();
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stringSessionMap.put(session.getId(), session);
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klineClients.put(key, stringSessionMap);
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}
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}
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// 取消订阅
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if (jsonObject.containsKey("unsub") && jsonObject.get("unsub").toString().contains("kline")) {
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// `market.${symbol}.kline.${strPeriod}
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log.info("取消订阅最新K消息:{}", session.getId());
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String unsub = jsonObject.get("unsub").toString();
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String[] split = unsub.split("\\.");
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String strPeriod = split[3];
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String symbol = split[1];
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symbol = CoinTypeConvert.convert(symbol);
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String key = symbol + "-" + strPeriod;
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if (klineClients.containsKey(key)) {
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klineClients.get(key).remove(session.getId());
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}
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}
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// 历史K线订阅
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// {req: "market.nekkusdt.kline.1min", symbol: "nekkusdt", period: "1min"}
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if (jsonObject.containsKey("req") && jsonObject.get("req").toString().contains("kline")) {
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String sub = jsonObject.get("req").toString();
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String[] split = sub.split("\\.");
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String symbol = split[1];
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symbol = CoinTypeConvert.convert(symbol);
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String period = split[3];
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//String key = symbol+"-"+period;
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// String key = "KINE_BCH/USDT_1week";
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String key = "KINE_{}_{}";
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// 币币k线数据
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key = StrUtil.format(key, symbol, period);
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RedisUtils bean = SpringContextHolder.getBean(RedisUtils.class);
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Object o = bean.get(key);
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sendMessageHistory(JSON.toJSONString(o), session);
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}
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}
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@OnError
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public void onError(Session session, Throwable error) {
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log.error("发生错误");
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error.printStackTrace();
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}
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/**
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* 群发消息
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*
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* @param message 消息内容
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*/
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public void sendMessagePlate(String symbol,String message, Session fromSession) {
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if (tradeplateClients.containsKey(symbol)) {
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Map<String, Session> nekk = tradeplateClients.get(symbol);
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for (Map.Entry<String, Session> sessionEntry : nekk.entrySet()) {
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Session toSession = sessionEntry.getValue();
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// 排除掉自己
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//if (!fromSession.getId().equals(toSession.getId())) {
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log.info("服务端给客户端[{}]发送盘口消息{}", toSession.getId(), message);
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boolean open = toSession.isOpen();
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if (open) {
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toSession.getAsyncRemote().sendText(message);
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}
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// }
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}
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}
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}
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public void sendMessageHistory(String message, Session toSession) {
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log.info("服务端给客户端[{}]发送消息{}", toSession.getId(), message);
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boolean open = toSession.isOpen();
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if (open) {
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toSession.getAsyncRemote().sendText(message);
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}
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}
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public void sendMessageKline(String symbol, String period, String message, Session fromSession) {
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String key = symbol + "-" + period;
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if (klineClients.containsKey(key)) {
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Map<String, Session> stringSessionMap = klineClients.get(key);
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for (Map.Entry<String, Session> sessionEntry : stringSessionMap.entrySet()) {
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Session toSession = sessionEntry.getValue();
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// 排除掉自己
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//if (!fromSession.getId().equals(toSession.getId())) {
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log.info("服务端给客户端[{}]发送消息{}", toSession.getId(), message);
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boolean open = toSession.isOpen();
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if (open) {
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toSession.getAsyncRemote().sendText(message);
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}
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// }
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}
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}
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}
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}
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