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57 lines
1.8 KiB
57 lines
1.8 KiB
import * as signalR from '@microsoft/signalr' |
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import { connect } from 'http2'; |
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export default { |
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SR: {}, |
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// 初始化连接 |
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initSR: async function (id) { |
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const that = this |
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// // 连接 SignalR |
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const options: signalR.IHttpConnectionOptions = { |
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accessTokenFactory: async () => { |
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return sessionStorage.getItem('token') |
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} |
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} |
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// 1.获取系统中定义的baseURL |
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const url = '/hubs/taskchat' |
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// 2.初始化连接 |
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that.SR = new signalR.HubConnectionBuilder() |
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.withUrl(url, options) |
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.configureLogging(signalR.LogLevel.Information) |
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.build(); |
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// 3. 在停止signalR时，不让onclose内的 start执行 |
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(that.SR as any).flag = true |
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// 4.启动连接的方法 |
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async function start() { |
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try { |
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await that.SR.start(); |
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console.assert(that.SR.state === signalR.HubConnectionState.Connected) |
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await that.SR.send("joinRoom", id).then(() => console.log("已加入聊天室")); |
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} catch (err) { |
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setTimeout(start, 5000); |
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} |
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} |
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// 5.关闭之后重连 |
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(that.SR as any).onclose(async () => { |
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if ((that.SR as any).flag) { |
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await start(); |
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} |
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}); |
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// 6.启动连接 |
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await start(); |
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}, |
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// 停止连接，因为调用that.SR.stop(),同时会触发5操作，所以用了flag |
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stopSR: function () { |
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let that = this; |
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(that.SR as any).flag = false |
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async function stop() { |
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try { |
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await that.SR.stop(); |
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console.log("signaR退出成功"); |
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} catch (err) { } |
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} |
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stop(); |
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} |
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}; |