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import store from '@/store/'
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import { ACCESS_TOKEN } from '@/store/mutation-types'
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import Vue from 'vue'
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export const WebsocketMixin = {
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mounted() {
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this.initWebSocket();
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},
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destroyed: function () {
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// 离开页面生命周期函数
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this.websocketOnclose();
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},
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methods:{
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initWebSocket: function () {
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let token = Vue.ls.get(ACCESS_TOKEN)
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console.log("------------WebSocket连接成功");
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// WebSocket与普通的请求所用协议有所不同，ws等同于http，wss等同于https
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var userId = store.getters.userInfo.id;
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if(!this.socketUrl.startsWith('/')){
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this.socketUrl = '/' + this.socketUrl
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}
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if(!this.socketUrl.endsWith('/')){
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this.socketUrl = this.socketUrl + '/'
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}
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var url = window._CONFIG['domianURL'].replace("https://","wss://").replace("http://","ws://") + this.socketUrl + userId + "/" + token;
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//update-begin-author:taoyan date:2022-4-22 for: v2.4.6 的 websocket 服务端，存在性能和安全问题。 #3278
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this.websock = new WebSocket(url, [token]);
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//update-end-author:taoyan date:2022-4-22 for: v2.4.6 的 websocket 服务端，存在性能和安全问题。 #3278
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this.websock.onopen = this.websocketOnopen;
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this.websock.onerror = this.websocketOnerror;
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this.websock.onmessage = this.websocketOnmessage;
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this.websock.onclose = this.websocketOnclose;
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},
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websocketOnopen: function () {
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console.log("WebSocket连接成功");
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},
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websocketOnerror: function (e) {
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console.log("WebSocket连接发生错误");
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this.reconnect();
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},
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websocketOnclose: function (e) {
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this.reconnect();
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},
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websocketSend(text) {
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// 数据发送
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try {
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this.websock.send(text);
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} catch (err) {
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console.log("send failed (" + err.code + ")");
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}
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},
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reconnect() {
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var that = this;
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if(that.lockReconnect) return;
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that.lockReconnect = true;
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//没连接上会一直重连，设置延迟避免请求过多
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setTimeout(function () {
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console.info("尝试重连...");
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that.initWebSocket();
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that.lockReconnect = false;
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}, 5000);
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},
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}
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} |
