package com.zy.asrs.ws;
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import com.alibaba.fastjson.JSON;
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import com.alibaba.fastjson.JSONObject;
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import com.core.common.R;
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import com.core.common.SpringUtils;
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import com.zy.asrs.controller.CrnController;
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import com.zy.asrs.controller.RgvController;
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import com.zy.asrs.controller.BasMapController;
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import com.zy.asrs.controller.ConsoleController;
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import lombok.Data;
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import lombok.extern.slf4j.Slf4j;
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import org.springframework.stereotype.Component;
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import org.springframework.stereotype.Service;
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import javax.websocket.*;
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import javax.websocket.server.ServerEndpoint;
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import java.io.IOException;
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import java.util.concurrent.CopyOnWriteArraySet;
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@Component
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@Slf4j
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@Service
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@ServerEndpoint("/console/websocket")
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@Data
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public class ConsoleWebSocket {
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//客户端在线人数
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private static int onlineClient = 0;
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//客户端池
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private static CopyOnWriteArraySet<ConsoleWebSocket> webSocketServers = new CopyOnWriteArraySet<>();
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private Session session;
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//是否鉴权，默认未鉴权
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private boolean auth = false;
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//是否为管理员
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private boolean isAdmin = false;
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//管道ID
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private String sessionId;
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@OnOpen
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public void onOpen(Session session) {
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this.session = session;
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this.sessionId = session.getId();
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//将websocket对象进行保存
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webSocketServers.add(this);
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//添加在线人数
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addOnlineClient();
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log.info("有新窗口开始监听:" + session.getId() + ",当前在线人数为:" + getOnlineClient());
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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() {
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webSocketServers.remove(this); //从set中删除
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subOnlineClient(); //在线数减1
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log.info("关闭的连接：" + sessionId);
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log.info("有一连接关闭！当前在线人数为" + getOnlineClient());
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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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* @ 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) throws IOException {
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Object resObj = null;
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String url = null;
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try {
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JSONObject req = JSON.parseObject(message);
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url = req.getString("url");
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if (url == null) {
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return;
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}
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if (url.startsWith("/basMap/lev/") && url.endsWith("/auth")) {
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String[] segs = url.split("/");
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Integer lev = null;
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for (int i = 0; i < segs.length; i++) {
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if ("lev".equals(segs[i]) && i + 1 < segs.length) {
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try {
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lev = Integer.parseInt(segs[i + 1]);
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} catch (Exception ignore) {}
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break;
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}
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}
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BasMapController basMapController = SpringUtils.getBean(BasMapController.class);
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R r = basMapController.getByLev(lev);
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resObj = r;
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} else if ("/console/latest/data/station".equals(url)) {
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ConsoleController consoleController = SpringUtils.getBean(ConsoleController.class);
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resObj = consoleController.stationLatestData();
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} else if ("/console/latest/data/crn".equals(url)) {
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ConsoleController consoleController = SpringUtils.getBean(ConsoleController.class);
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resObj = consoleController.crnLatestData();
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} else if ("/console/latest/data/rgv".equals(url)) {
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ConsoleController consoleController = SpringUtils.getBean(ConsoleController.class);
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resObj = consoleController.rgvLatestData();
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} else if ("/crn/table/crn/state".equals(url)) {
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resObj = SpringUtils.getBean(CrnController.class).crnStateTable();
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} else if ("/rgv/table/rgv/state".equals(url)) {
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resObj = SpringUtils.getBean(RgvController.class).rgvStateTable();
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}
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} catch (Exception e) {
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R err = R.error(e.getMessage());
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JSONObject out = new JSONObject();
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out.put("url", "error");
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out.put("data", JSON.toJSONString(err));
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this.sendMessage(out.toJSONString());
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return;
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}
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if (resObj != null && url != null) {
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JSONObject out = new JSONObject();
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out.put("url", url);
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out.put("data", JSON.toJSONString(resObj));
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this.sendMessage(out.toJSONString());
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}
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}
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/**
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* @ Param session
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* @ Param error
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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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* 实现服务器主动推送
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*/
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public void sendMessage(String message) throws IOException {
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this.session.getBasicRemote().sendText(message);
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}
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/**
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* 服务器主动推送给指定用户
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*/
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public void sendMessage(String message, String account) throws IOException {
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for (ConsoleWebSocket item : webSocketServers) {
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item.sendMessage(message);
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}
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}
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public void sendMessage(String message, int userId) throws IOException {
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for (ConsoleWebSocket item : webSocketServers) {
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item.sendMessage(message);
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}
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}
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/**
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* 服务器主动推送给指定用户
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*/
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public static boolean sendMessageGlobal(String message, String account) throws IOException {
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boolean tag = false;
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for (ConsoleWebSocket item : webSocketServers) {
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tag = true;
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item.sendMessage(message);
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}
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return tag;
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}
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public static boolean sendMessageGlobal(String message, int userId) throws IOException {
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boolean tag = false;
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for (ConsoleWebSocket item : webSocketServers) {
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tag = true;
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item.sendMessage(message);
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}
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return tag;
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}
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public static synchronized int getOnlineClient() {
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return onlineClient;
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}
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public static synchronized void addOnlineClient() {
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ConsoleWebSocket.onlineClient++;
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}
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public static synchronized void subOnlineClient() {
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if (ConsoleWebSocket.onlineClient > 0) {
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ConsoleWebSocket.onlineClient--;
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}
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}
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}
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