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@ -1,38 +1,20 @@ |
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let wsurl = ""; |
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let accessToken = ""; |
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let messageCallBack = null; |
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let openCallBack = null; |
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let messageCallBack = null; |
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let closeCallBack = null; |
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let isConnect = false; //连接标识 避免重复连接
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let hasLogin = false; |
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let hasInit = false; |
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let createWebSocket = (url, token) => { |
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let init = (url, token) => { |
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wsurl = url; |
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accessToken = token; |
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closeWebSocket().then(() => { |
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initWebSocket(); |
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}); |
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}; |
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let initWebSocket = () => { |
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console.log("初始化WebSocket"); |
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uni.connectSocket({ |
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url: wsurl, |
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success: (res) => { |
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console.log("websocket连接成功"); |
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}, |
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fail: (err) => { |
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console.log(e); |
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console.log("websocket连接失败"); |
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reConnect(); //如果无法连接上webSocket 那么重新连接！可能会因为服务器重新部署，或者短暂断网等导致无法创建连接
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} |
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}); |
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// 不能绑定多次事件,不然多触发，即便之前已经调了uni.closeSocket
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// 防止重新注册事件
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if(hasInit){ |
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return; |
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} |
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hasInit = true; |
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uni.onSocketOpen((res) => { |
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console.log("WebSocket连接已打开"); |
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isConnect = true; |
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@ -47,12 +29,10 @@ let initWebSocket = () => { |
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data: JSON.stringify(loginInfo) |
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}); |
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}) |
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uni.onSocketMessage((res) => { |
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let sendInfo = JSON.parse(res.data) |
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if (sendInfo.cmd == 0) { |
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hasLogin = true; |
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heartCheck.start() |
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console.log('WebSocket登录成功') |
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// 登录成功才算连接完成
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@ -66,58 +46,59 @@ let initWebSocket = () => { |
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messageCallBack && messageCallBack(sendInfo.cmd, sendInfo.data) |
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} |
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}) |
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uni.onSocketClose((res) => { |
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console.log(res) |
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console.log('WebSocket连接关闭') |
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isConnect = false; //断开后修改标识
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//reConnect();
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closeCallBack && closeCallBack(res); |
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}) |
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uni.onSocketError((err) => { |
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console.log(err) |
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uni.onSocketError((e) => { |
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console.log(e) |
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isConnect = false; //连接断开修改标识
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uni.showModal({ |
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content: '连接失败，可能是websocket服务不可用，请稍后再试', |
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showCancel: false, |
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}) |
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}) |
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}; |
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//定义重连函数
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let reConnect = () => { |
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console.log("尝试重新连接"); |
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if (isConnect) return; //如果已经连上就不在重连了
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rec && clearTimeout(rec); |
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rec = setTimeout(function() { // 延迟5秒重连 避免过多次过频繁请求重连
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initWebSocket(); |
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}, 5000); |
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}; |
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//设置关闭连接
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let closeWebSocket = () => { |
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return new Promise((resolve, reject) => { |
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if (!isConnect) { |
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resolve(); |
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return; |
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let connect = ()=>{ |
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if (isConnect) { |
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return; |
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} |
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uni.connectSocket({ |
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url: wsurl, |
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success: (res) => { |
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console.log("websocket连接成功"); |
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}, |
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fail: (e) => { |
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console.log(e); |
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console.log("websocket连接失败，10s后重连"); |
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setTimeout(()=>{ |
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connect(); |
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},10000) |
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} |
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uni.closeSocket({ |
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code: 3000, |
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complete: (res) => { |
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console.log("关闭websocket连接"); |
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hasLogin = false; |
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isConnect = false; |
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resolve(); |
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}, |
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fail:(e)=>{ |
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console.log("关闭websocket连接失败",e); |
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} |
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}) |
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}) |
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}); |
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} |
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//设置关闭连接
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let close = () => { |
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if (!isConnect) { |
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return; |
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} |
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uni.closeSocket({ |
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code: 3000, |
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complete: (res) => { |
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console.log("关闭websocket连接"); |
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isConnect = false; |
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}, |
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fail:(e)=>{ |
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console.log("关闭websocket连接失败",e); |
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} |
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}); |
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}; |
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@ -157,24 +138,26 @@ function sendMessage(agentData) { |
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} |
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function onmessage(callback) { |
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function onMessage(callback) { |
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messageCallBack = callback; |
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} |
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function onopen(callback) { |
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function onOpen(callback) { |
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openCallBack = callback; |
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if (hasLogin) { |
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openCallBack(); |
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} |
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} |
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function onClose(callback) { |
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closeCallBack = callback; |
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} |
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// 将方法暴露出去
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export { |
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createWebSocket, |
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closeWebSocket, |
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init, |
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connect, |
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close, |
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sendMessage, |
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onmessage, |
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onopen |
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onMessage, |
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onOpen, |
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onClose |
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} |
xsx
2 years ago