104 lines
3.3 KiB
JavaScript
104 lines
3.3 KiB
JavaScript
import mqtt from "mqtt";
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import Vue from 'vue'
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var vm = new Vue();
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// var ip = window.location.host.split(":")[0];
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// console.log("ip",ip)
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class mqttHandle {
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constructor() {
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this.connect = {
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// host: vm.mqttHost,
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// port: vm.mqttPort,
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endpoint: "/mqtt",
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clean: true, // 保留会话
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cleanSession: true,
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connectTimeout: 7000, // 超时时间
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reconnectPeriod: 7000, // 重连时间间隔
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host: '138.227.111.141',
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port: '8083',
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// 认证信息
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// clientId: Number(new Date()).toString(),
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clientId: 'JBFY',
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username: "admin",
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password: "123456",
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}
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// this.subscription = {
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// topic: subscribe, //需要传入数组的包含订阅的名称
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// qos: 0,
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// }
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this.mqttClient = null;
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}
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/**
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* 创建链接
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* @returns client
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*/
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createConnect(onConnected) {
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//配置链接
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const { host, port, endpoint, ...options } = this.connect;
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console.log("this.connect.host", this.connect.host)
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const connectUrl = 'ws://138.227.111.141:8083/mqtt';
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// const connectUrl = `ws://${this.connect.host}:${this.connect.port}`;
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// if (!client.connected) {
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// client.on('connect', function () {
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// console.log('连接成功')
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// })
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// } else {
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// client.publish('test/clientE', ms, {'qos': 2}, function (err) {
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// if (err) {
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// console.log(err)
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// }
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// })
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// }
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if (this.mqttClient == undefined) {
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this.mqttClient = mqtt.connect(connectUrl, options);
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this.mqttClient.on("connect", () => {
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console.log("Connection succeeded!");
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onConnected();
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});
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this.mqttClient.on('reconnect', (error) => {
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console.log('正在重连')
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})
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this.mqttClient.on("error", (error) => {
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console.log("Connection failed");
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});
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//配置topic
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// const { topic, qos } = this.subscription;
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// console.log(topic, qos,'topic, qos');
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// this._client.subscribe(topic, { qos: qos }, (error, res) => {
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// if (error) {
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// console.log("Subscribe to topics error", error);
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// return;
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// }
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// this.subscribeSuccess = true;
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// console.log("Subscribe to topics res", res[0].qos, res[0].topic);
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// });
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}
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return this.mqttClient;
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// try {
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// } catch (error) {
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// console.log("mqtt.connect error", error);
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// }
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}
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MySub(subscriptions) {
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this.mqttClient.subscribe(subscriptions, { qos: 0 }, (err) => {
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if (!err) {
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console.log("订阅成功：" + subscriptions);
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} else {
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console.log('消息订阅失败！' + subscriptions)
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}
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});
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}
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MyUnSub(subscription) {
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}
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}
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export default mqttHandle; |