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// import React, { Component } from 'react';
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// import RFB from '@novnc/novnc/lib/rfb.js';
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// const $ = window.$;
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// // const showIframeContent = window.location.search.indexOf('vnc=1') != -1;
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// class VNCDisplay extends Component {
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// componentDidMount() {
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// console.log(RFB)
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// let rfb;
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// let desktopName;
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// // When this function is called we have
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// // successfully connected to a server
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// function connectedToServer(e) {
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// status("Connected to " + desktopName);
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// }
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// // This function is called when we are disconnected
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// function disconnectedFromServer(e) {
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// if (e.detail.clean) {
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// status("Disconnected");
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// } else {
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// status("Something went wrong, connection is closed");
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// }
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// }
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// // When this function is called, the server requires
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// // credentials to authenticate
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// function credentialsAreRequired(e) {
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// const password = prompt("Password Required:");
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// rfb.sendCredentials({ password: password });
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// }
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// // When this function is called we have received
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// // a desktop name from the server
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// function updateDesktopName(e) {
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// desktopName = e.detail.name;
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// }
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// // Since most operating systems will catch Ctrl+Alt+Del
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// // before they get a chance to be intercepted by the browser,
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// // we provide a way to emulate this key sequence.
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// function sendCtrlAltDel() {
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// rfb.sendCtrlAltDel();
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// return false;
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// }
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// // Show a status text in the top bar
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// function status(text) {
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// document.getElementById('status').textContent = text;
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// }
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// // This function extracts the value of one variable from the
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// // query string. If the variable isn't defined in the URL
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// // it returns the default value instead.
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// function readQueryVariable(name, defaultValue) {
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// // A URL with a query parameter can look like this:
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// // https://www.example.com?myqueryparam=myvalue
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// //
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// // Note that we use location.href instead of location.search
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// // because Firefox < 53 has a bug w.r.t location.search
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// const re = new RegExp('.*[?&]' + name + '=([^&#]*)'),
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// match = document.location.href.match(re);
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// if (typeof defaultValue === 'undefined') { defaultValue = null; }
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// if (match) {
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// // We have to decode the URL since want the cleartext value
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// return decodeURIComponent(match[1]);
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// }
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// return defaultValue;
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// }
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// document.getElementById('sendCtrlAltDelButton')
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// .onclick = sendCtrlAltDel;
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// // Read parameters specified in the URL query string
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// // By default, use the host and port of server that served this file
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// // const host = readQueryVariable('host', window.location.hostname);
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// // let port = readQueryVariable('port', window.location.port);
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// // const password = readQueryVariable('password', '');
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// const { vnc_url } = this.props;
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// // http://117.50.12.63:43149/vnc_lite.html?password=headless
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// let _ar1 = vnc_url.split('/');
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// let ipAndPort = _ar1[2].split(':')
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// let passwordAr = _ar1[3].split('password=')
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// const host = ipAndPort[0]
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// let port = ipAndPort[1]
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// const password = passwordAr[1].split('&')[0]
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// const path = readQueryVariable('path', 'websockify');
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// // | | | | | |
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// // | | | Connect | | |
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// // v v v v v v
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// status("Connecting");
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// // Build the websocket URL used to connect
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// let url;
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// if (vnc_url.indexOf("https:") != -1) {
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// url = 'wss';
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// } else {
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// url = 'ws';
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// }
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// url += '://' + host;
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// if(port) {
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// url += ':' + port;
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// }
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// url += '/' + path;
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// // Creating a new RFB object will start a new connection
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// rfb = new RFB(document.getElementById('screen'), url,
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// { credentials: { password: password } });
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// // Add listeners to important events from the RFB module
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// rfb.addEventListener("connect", connectedToServer);
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// rfb.addEventListener("disconnect", disconnectedFromServer);
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// rfb.addEventListener("credentialsrequired", credentialsAreRequired);
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// rfb.addEventListener("desktopname", updateDesktopName);
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// // Set parameters that can be changed on an active connection
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// rfb.viewOnly = readQueryVariable('view_only', false);
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// rfb.scaleViewport = readQueryVariable('scale', false);
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// }
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// render() {
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// const { challenge, vnc_url } = this.props
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// return (
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// <div className="">
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// <style>{`
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// #top_bar {
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// background-color: #6e84a3;
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// color: white;
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// font: bold 12px Helvetica;
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// padding: 6px 5px 4px 5px;
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// border-bottom: 1px outset;
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// }
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// #status {
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// text-align: center;
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// }
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// #sendCtrlAltDelButton {
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// position: fixed;
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// top: 0px;
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// right: 0px;
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// border: 1px outset;
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// padding: 5px 5px 4px 5px;
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// cursor: pointer;
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// }
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// #screen {
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// flex: 1; /* fill remaining space */
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// overflow: hidden;
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// }
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// `}</style>
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// <div id="top_bar">
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// <div id="status">Loading</div>
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// <div id="sendCtrlAltDelButton">Send CtrlAltDel</div>
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// </div>
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// <div id="screen"></div>
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// </div>
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// );
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// }
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// }
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// export default VNCDisplay;
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