mirror of https://github.com/status-im/metro.git
190 lines
5.3 KiB
HTML
190 lines
5.3 KiB
HTML
<!doctype html>
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<!--
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Copyright (c) 2015-present, Facebook, Inc.
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All rights reserved.
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This source code is licensed under the BSD-style license found in the
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LICENSE file in the root directory of this source tree. An additional grant
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of patent rights can be found in the PATENTS file in the same directory.
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-->
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<html>
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<head>
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<meta charset=utf-8>
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<!-- Fake favicon, to avoid extra request to server -->
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<link rel="icon" href="data:;base64,iVBORw0KGgo=">
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<title>React Native Debugger</title>
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<script>
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(function() {
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var sessionID = window.localStorage.getItem('sessionID');
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window.localStorage.removeItem('sessionID');
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window.onbeforeunload = function() {
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if (sessionID) {
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return 'If you reload this page, it is going to break the debugging session. ' +
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'You should press ⌘R in simulator to reload.';
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}
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};
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window.addEventListener('load', function () {
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if (typeof window.__REACT_DEVTOOLS_GLOBAL_HOOK__ === 'undefined') {
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document.getElementById('devtools-banner').style.display = 'block';
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}
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});
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// Alias native implementations needed by the debugger before platform-specific
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// implementations are loaded into the global namespace
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var debuggerSetTimeout = window.setTimeout;
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var DebuggerWebSocket = window.WebSocket;
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function setStatus(status) {
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document.getElementById('status').innerHTML = status;
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}
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var messageHandlers = {
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// This method is a bit hacky. Catalyst asks for a new clean JS runtime.
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// The easiest way to do this is to reload this page. That also means that
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// web socket connection will be lost. To send reply back we need to remember
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// message id
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'prepareJSRuntime': function(message) {
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window.onbeforeunload = undefined;
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window.localStorage.setItem('sessionID', message.id);
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window.location.reload();
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},
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'executeApplicationScript': function(message, sendReply) {
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for (var key in message.inject) {
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window[key] = JSON.parse(message.inject[key]);
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}
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loadScript(message.url, sendReply.bind(null, null));
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},
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'executeJSCall': function(message, sendReply) {
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var returnValue = null;
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try {
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if (window && window.require) {
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var module = window.require(message.moduleName);
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returnValue = module[message.moduleMethod].apply(module, message.arguments);
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}
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} finally {
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sendReply(JSON.stringify(returnValue));
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}
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}
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};
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function connectToDebuggerProxy() {
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var ws = new DebuggerWebSocket('ws://' + window.location.host + '/debugger-proxy');
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ws.onopen = function() {
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if (sessionID) {
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setStatus('Debugger session #' + sessionID + ' active.');
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ws.send(JSON.stringify({replyID: parseInt(sessionID, 10)}));
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} else {
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setStatus('Waiting, press <span class="shortcut">⌘R</span> in simulator to reload and connect.');
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}
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};
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ws.onmessage = function(message) {
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var object = JSON.parse(message.data);
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if (!object.method) {
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return;
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}
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var sendReply = function(result) {
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ws.send(JSON.stringify({replyID: object.id, result: result}));
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};
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var handler = messageHandlers[object.method];
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if (handler) {
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handler(object, sendReply);
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} else {
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console.warn('Unknown method: ' + object.method);
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}
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};
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ws.onclose = function() {
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setStatus('Disconnected from proxy. Attempting reconnection. Is node server running?');
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sessionID = null;
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window.localStorage.removeItem('sessionID');
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debuggerSetTimeout(connectToDebuggerProxy, 100);
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};
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}
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connectToDebuggerProxy();
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function loadScript(src, callback) {
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var script = document.createElement('script');
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script.type = 'text/javascript';
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script.src = src;
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script.onload = callback;
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document.head.appendChild(script);
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}
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})();
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</script>
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<style type="text/css">
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body {
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font-size: large;
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margin: 0;
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padding: 0;
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font-family: Helvetica, Verdana, sans-serif;
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font-weight: 200;
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}
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.shortcut {
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font-family: "Monaco", monospace;
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font-size: medium;
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color: #eee;
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background-color: #333;
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padding: 4px;
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border-radius: 4px;
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letter-spacing: 3px;
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}
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#devtools-banner {
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display: none;
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background-color: #FDFDD5;
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padding: 10px;
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}
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#devtools-banner h3 {
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margin: 0;
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font-weight: normal;
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}
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#devtools-banner a {
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display: none;
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padding: 10px 20px 10px 20px;
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margin-bottom: 10px;
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color: white;
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text-decoration: none;
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font-size: 11px;
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text-shadow: 0 1px 1px rgba(0,0,0,0.1);
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text-transform: uppercase;
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font-weight: bold;
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background-color: #4d7bd6;
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border-radius: 2px;
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border: 1px solid #2d53af;
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display: inline-block;
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}
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.content {
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padding: 10px;
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}
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</style>
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</head>
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<body>
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<div id="devtools-banner">
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<h3>Install React DevTools</h3>
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<p>
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React Developer Tools is an extension that allows you to inspect the
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React component hierarchies in the Chrome Developer Tools.
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</p>
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<a href="https://fb.me/react-devtools" target="_blank">
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Install
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</a>
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</div>
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<div class="content">
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<p>
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React Native JS code runs inside this Chrome tab.
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</p>
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<p>Press <span class="shortcut">⌘⌥J</span> to open Developer Tools. Enable <a href="http://stackoverflow.com/a/17324511/232122" target="_blank">Pause On Caught Exceptions</a> for a better debugging experience.</p>
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<p>Status: <span id="status">Loading...</span></p>
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</div>
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</body>
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</html>
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