Cory McWilliams
e4c182a6fa
git-svn-id: https://www.unprompted.com/svn/projects/tildefriends/trunk@3961 ed5197a5-7fde-0310-b194-c3ffbd925b24
1044 lines
28 KiB
JavaScript
1044 lines
28 KiB
JavaScript
"use strict";
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let gSocket;
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let gCredentials;
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let gPermissions;
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let gCurrentFile;
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let gFiles = {};
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let gApp = {files: {}};
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let gEditor;
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let gSplit;
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let gGraphs = {};
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let gTimeSeries = {};
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let gParentApp;
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let gOriginalInput;
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let kErrorColor = "#dc322f";
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let kStatusColor = "#fff";
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/* Functions that server-side app code can call through the app object. */
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const k_api = {
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setDocument: {args: ['content'], func: api_setDocument},
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postMessage: {args: ['message'], func: api_postMessage},
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error: {args: ['error'], func: api_error},
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localStorageSet: {args: ['key', 'value'], func: api_localStorageSet},
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localStorageGet: {args: ['key'], func: api_localStorageGet},
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requestPermission: {args: ['permission', 'id'], func: api_requestPermission},
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print: {args: ['...'], func: api_print},
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};
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window.addEventListener("keydown", function(event) {
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if (event.keyCode == 83 && (event.altKey || event.ctrlKey)) {
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if (editing()) {
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save();
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event.preventDefault();
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}
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} else if (event.keyCode == 66 && event.altKey) {
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if (editing()) {
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closeEditor();
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event.preventDefault();
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}
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}
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});
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function ensureLoaded(nodes, callback) {
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if (!nodes.length) {
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callback();
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return;
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}
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let search = nodes.shift();
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let head = document.head;
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let found = false;
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for (let i = 0; i < head.childNodes.length; i++) {
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if (head.childNodes[i].tagName == search.tagName) {
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let match = true;
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for (let attribute in search.attributes) {
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if (head.childNodes[i].attributes[attribute].value != search.attributes[attribute]) {
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match = false;
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}
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}
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if (match) {
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found = true;
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break;
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}
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}
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}
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if (found) {
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ensureLoaded(nodes, callback);
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} else {
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let node = document.createElement(search.tagName);
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node.onreadystatechange = node.onload = function() {
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ensureLoaded(nodes, callback);
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};
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for (let attribute in search.attributes) {
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node.setAttribute(attribute, search.attributes[attribute]);
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}
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head.insertBefore(node, head.firstChild);
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}
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}
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function editing() {
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return document.getElementById("editPane").style.display != 'none';
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}
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function toggleEdit() {
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if (editing()) {
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closeEditor();
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} else {
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edit();
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}
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}
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function edit() {
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if (editing()) {
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return;
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}
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window.localStorage.setItem('editing', '1');
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if (gSplit) {
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gSplit.destroy();
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gSplit = undefined;
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}
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gSplit = Split(['#editPane', '#viewPane'], {minSize: 0});
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ensureLoaded([
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{tagName: "script", attributes: {src: "/codemirror/codemirror.min.js"}},
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{tagName: "link", attributes: {rel: "stylesheet", href: "/codemirror/base16-dark.min.css"}},
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{tagName: "link", attributes: {rel: "stylesheet", href: "/codemirror/matchesonscrollbar.min.css"}},
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{tagName: "link", attributes: {rel: "stylesheet", href: "/codemirror/dialog.min.css"}},
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{tagName: "link", attributes: {rel: "stylesheet", href: "/codemirror/codemirror.min.css"}},
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{tagName: "script", attributes: {src: "/codemirror/trailingspace.min.js"}},
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{tagName: "script", attributes: {src: "/codemirror/dialog.min.js"}},
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{tagName: "script", attributes: {src: "/codemirror/search.min.js"}},
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{tagName: "script", attributes: {src: "/codemirror/searchcursor.min.js"}},
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{tagName: "script", attributes: {src: "/codemirror/jump-to-line.min.js"}},
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{tagName: "script", attributes: {src: "/codemirror/matchesonscrollbar.min.js"}},
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{tagName: "script", attributes: {src: "/codemirror/annotatescrollbar.min.js"}},
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{tagName: "script", attributes: {src: "/codemirror/javascript.min.js"}},
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{tagName: "script", attributes: {src: "/codemirror/css.min.js"}},
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{tagName: "script", attributes: {src: "/codemirror/xml.min.js"}},
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{tagName: "script", attributes: {src: "/codemirror/htmlmixed.min.js"}},
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], function() {
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load().catch(function(error) {
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alert(error);
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closeEditor();
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});
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});
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}
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function hideFiles() {
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window.localStorage.setItem('files', '0');
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document.getElementById('filesPane').classList.add('collapsed');
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}
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function showFiles() {
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window.localStorage.setItem('files', '1');
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document.getElementById('filesPane').classList.remove('collapsed');
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}
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function trace() {
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fetch('/trace')
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.then(function(response) {
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if (!response.ok) {
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throw new Error('Request failed: ' + response.status + ' ' + response.statusText);
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}
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return response.arrayBuffer();
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}).then(function(data) {
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let perfetto = window.open('/perfetto/');
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let done = false;
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if (perfetto) {
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function message_handler(message) {
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if (message.data == 'PONG') {
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perfetto.postMessage({
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perfetto: {
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buffer: data,
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title: 'Tilde Friends Trace',
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url: window.location.href,
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}
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}, '*');
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done = true;
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}
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}
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window.addEventListener('message', message_handler);
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function ping_perfetto() {
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perfetto.postMessage('PING', window.location.origin);
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if (!done && !perfetto.closed) {
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setTimeout(ping_perfetto, 50);
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} else {
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window.removeEventListener('message', message_handler);
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}
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}
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setTimeout(ping_perfetto, 50);
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} else {
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alert("Unable to open perfetto.");
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}
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}).catch(function(error) {
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alert('Failed to load trace: ' + error);
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});
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}
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function stats() {
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window.localStorage.setItem('stats', '1');
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document.getElementById("statsPane").style.display = 'flex';
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send({action: 'enableStats', enabled: true});
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}
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function closeStats() {
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window.localStorage.setItem('stats', '0');
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document.getElementById("statsPane").style.display = 'none';
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send({action: 'enableStats', enabled: false});
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}
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function toggleStats() {
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if (document.getElementById("statsPane").style.display == 'none') {
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stats();
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} else {
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closeStats();
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}
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}
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function guessMode(name) {
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return name.endsWith(".js") ? "javascript" :
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name.endsWith(".html") ? "htmlmixed" :
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null;
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}
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function loadFile(name, id) {
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return fetch('/' + id + '/view').then(function(response) {
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if (!response.ok) {
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throw new Error('Request failed: ' + response.status + ' ' + response.statusText);
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}
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return response.text();
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}).then(function(text) {
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gFiles[name].doc = new CodeMirror.Doc(text, guessMode(name));
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if (!Object.values(gFiles).some(x => !x.doc)) {
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document.getElementById("editPane").style.display = 'flex';
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openFile(Object.keys(gFiles).sort()[0]);
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}
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});
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}
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function load(path) {
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return fetch((path || url()) + 'view').then(function(response) {
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if (!response.ok) {
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if (response.status == 404) {
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return null;
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} else {
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throw new Error(response.status + ' ' + response.statusText);
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}
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}
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return response.json();
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}).then(function(json) {
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if (!gEditor) {
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gEditor = CodeMirror.fromTextArea(document.getElementById("editor"), {
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'theme': 'base16-dark',
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'lineNumbers': true,
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'tabSize': 4,
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'indentUnit': 4,
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'indentWithTabs': true,
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'showTrailingSpace': true,
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});
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gEditor.on('changes', function() {
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updateFiles();
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});
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}
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gFiles = {};
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let isApp = false;
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let promises = [];
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if (json && json['type'] == 'tildefriends-app') {
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isApp = true;
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Object.keys(json['files']).forEach(function(name) {
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gFiles[name] = {};
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promises.push(loadFile(name, json['files'][name]));
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});
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if (Object.keys(json['files']).length == 0) {
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document.getElementById("editPane").style.display = 'flex';
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}
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gApp = json;
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}
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if (!isApp) {
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document.getElementById("editPane").style.display = 'flex';
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let text = '// New script.\n';
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gCurrentFile = 'app.js';
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gFiles[gCurrentFile] = {
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doc: new CodeMirror.Doc(text, guessMode(gCurrentFile)),
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};
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openFile(gCurrentFile);
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}
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return Promise.all(promises);
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});
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}
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function closeEditor() {
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window.localStorage.setItem('editing', '0');
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document.getElementById("editPane").style.display = 'none';
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if (gSplit) {
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gSplit.destroy();
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gSplit = undefined;
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}
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}
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function explodePath() {
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return /^\/~([^\/]+)\/([^\/]+)(.*)/.exec(window.location.pathname);
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}
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function save(save_to) {
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document.getElementById("save").disabled = true;
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document.getElementById("push_to_parent").disabled = true;
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document.getElementById("pull_from_parent").disabled = true;
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if (gCurrentFile) {
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gFiles[gCurrentFile].doc = gEditor.getDoc();
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}
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let save_path = save_to;
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if (!save_path) {
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let name = document.getElementById("name");
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if (name && name.value) {
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save_path = name.value;
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} else {
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save_path = url();
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}
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}
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let promises = [];
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for (let name of Object.keys(gFiles)) {
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let file = gFiles[name];
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if (file.doc.isClean(file.generation)) {
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continue;
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}
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delete file.id;
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promises.push(fetch('/save', {
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method: 'POST',
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headers: {
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'Content-Type': 'text/plain',
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},
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body: file.doc.getValue(),
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}).then(function(response) {
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if (!response.ok) {
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throw new Error('Saving "' + name + '": ' + response.status + ' ' + response.statusText);
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}
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return response.text();
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}).then(function(text) {
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file.id = text;
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if (file.id.charAt(0) == '/') {
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file.id = file.id.substr(1);
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}
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}));
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}
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return Promise.all(promises).then(function() {
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let app = {
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type: "tildefriends-app",
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files: Object.fromEntries(Object.keys(gFiles).map(x => [x, gFiles[x].id || gApp.files[x]])),
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};
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Object.values(gFiles).forEach(function(file) { delete file.id; });
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gApp = JSON.parse(JSON.stringify(app));
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return fetch(save_path + 'save', {
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method: 'POST',
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headers: {
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'Content-Type': 'application/json',
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},
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body: JSON.stringify(app),
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}).then(function(response) {
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if (!response.ok) {
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throw new Error(response.status + ' ' + response.statusText);
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}
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if (save_path != window.location.pathname) {
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alert('Saved to ' + save_path + '.');
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} else {
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reconnect(save_path);
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}
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});
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}).catch(function(error) {
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alert(error);
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}).finally(function() {
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document.getElementById("save").disabled = false;
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document.getElementById("push_to_parent").disabled = false;
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document.getElementById("pull_from_parent").disabled = false;
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Object.values(gFiles).forEach(function(file) {
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file.generation = file.doc.changeGeneration();
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});
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updateFiles();
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});
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}
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function deleteApp() {
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let name = document.getElementById("name");
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let path = name && name.value ? name.value : url();
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if (confirm(`Are you sure you want to delete the app '${path}'?`)) {
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fetch(path + 'delete').then(function(response) {
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if (!response.ok) {
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throw new Error(response.status + ' ' + response.statusText);
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}
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alert('Deleted.');
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}).catch(function(error) {
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alert(error);
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});
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}
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}
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function pullFromParent() {
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load(gParentApp ? gParentApp.path : null).then(x => save()).catch(function(error) {
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alert(error)
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});
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}
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function pushToParent() {
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save(gParentApp ? gParentApp.path : null);
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}
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function url() {
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let hash = window.location.href.indexOf('#');
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let question = window.location.href.indexOf('?');
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let end = -1;
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if (hash != -1 && (hash < end || end == -1))
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{
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end = hash;
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}
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if (question != -1 && (question < end || end == -1))
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{
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end = question;
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}
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return end != -1 ? window.location.href.substring(0, end) : window.location.href;
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}
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function hash() {
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return window.location.hash != "#" ? window.location.hash : "";
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}
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function api_setDocument(content) {
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let iframe = document.getElementById("document");
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iframe.srcdoc = content;
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}
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function api_postMessage(message) {
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let iframe = document.getElementById("document");
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iframe.contentWindow.postMessage(message, "*");
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}
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function api_error(error) {
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if (error) {
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if (typeof(error) == 'string') {
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setStatusMessage('⚠️ ' + error, '#f00');
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} else {
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setStatusMessage('⚠️ ' + error.message + '\n' + error.stack, '#f00');
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}
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}
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console.log('error', error);
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}
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function api_localStorageSet(key, value) {
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window.localStorage.setItem('app:' + key, value);
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}
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function api_localStorageGet(key, value) {
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return window.localStorage.getItem('app:' + key);
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}
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function api_requestPermission(permission, id) {
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let permissions = document.getElementById('permissions');
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let container = document.createElement('div');
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container.classList.add('permissions_contents');
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let div = document.createElement('div');
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div.appendChild(document.createTextNode('This app is requesting the following permission:'));
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let span = document.createElement('span');
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span.style = 'font-weight: bold';
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span.appendChild(document.createTextNode(permission));
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div.appendChild(span);
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container.appendChild(div);
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div = document.createElement('div');
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div.style = 'padding: 1em';
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let check = document.createElement('input');
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check.id = 'permissions_remember_check';
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check.type = 'checkbox';
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div.appendChild(check);
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let label = document.createElement('label');
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label.htmlFor = check.id;
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label.appendChild(document.createTextNode('Remember this decision.'));
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div.appendChild(label);
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container.appendChild(div);
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const k_options = [
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{
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text: '✅ Allow',
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grant: ['allow once', 'allow'],
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},
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{
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text: '❌ Deny',
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grant: ['deny once', 'deny'],
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},
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];
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return new Promise(function(resolve, reject) {
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div = document.createElement('div');
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for (let option of k_options) {
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let button = document.createElement('button');
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button.innerText = option.text;
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button.onclick = function() {
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resolve(option.grant[check.checked ? 1 : 0]);
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while (permissions.firstChild) {
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permissions.removeChild(permissions.firstChild);
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}
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permissions.style.visibility = 'hidden';
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}
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div.appendChild(button);
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}
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container.appendChild(div);
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permissions.appendChild(container);
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permissions.style.visibility = 'visible';
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});
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}
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function api_print() {
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console.log('app>', ...arguments);
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}
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function hidePermissions() {
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let permissions = document.getElementById('permissions_settings');
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while (permissions.firstChild) {
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permissions.removeChild(permissions.firstChild);
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}
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permissions.style.visibility = 'hidden';
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}
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function showPermissions() {
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let permissions = document.getElementById('permissions_settings');
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let container = document.createElement('div');
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container.classList.add('permissions_contents');
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let div = document.createElement('div');
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div.appendChild(document.createTextNode('This app has the following permission:'));
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for (let key of Object.keys(gPermissions || {})) {
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let row = document.createElement('div');
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let span = document.createElement('span');
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span.appendChild(document.createTextNode(key));
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row.appendChild(span);
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span = document.createElement('span');
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span.appendChild(document.createTextNode(': '));
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row.appendChild(span);
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span = document.createElement('span');
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span.appendChild(document.createTextNode(gPermissions[key] ? '✅ Allowed' : '❌ Denied'));
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|
row.appendChild(span);
|
|
|
|
span = document.createElement('span');
|
|
span.appendChild(document.createTextNode(' '));
|
|
row.appendChild(span);
|
|
|
|
let button = document.createElement('button');
|
|
button.innerText = 'Reset';
|
|
button.onclick = function() {
|
|
send({action: "resetPermission", permission: key});
|
|
};
|
|
row.appendChild(button);
|
|
div.appendChild(row);
|
|
}
|
|
container.appendChild(div);
|
|
|
|
div = document.createElement('div');
|
|
let button = document.createElement('button');
|
|
button.innerText = 'Close';
|
|
button.onclick = function() {
|
|
hidePermissions();
|
|
}
|
|
div.appendChild(button);
|
|
container.appendChild(div);
|
|
|
|
permissions.appendChild(container);
|
|
permissions.style.visibility = 'visible';
|
|
}
|
|
|
|
function _receive_websocket_message(message) {
|
|
if (message && message.action == "session") {
|
|
setStatusMessage("🟢 Executing...", kStatusColor);
|
|
gCredentials = message.credentials;
|
|
gParentApp = message.parentApp;
|
|
updateLogin();
|
|
let parent_enabled = message.parentApp;
|
|
document.getElementById('push_to_parent').style.display = parent_enabled ? 'inline-block' : 'none';
|
|
document.getElementById('pull_from_parent').style.display = parent_enabled ? 'inline-block' : 'none';
|
|
} else if (message && message.action == 'permissions') {
|
|
gPermissions = message.permissions;
|
|
let permissions = document.getElementById('permissions_settings');
|
|
if (permissions.firstChild) {
|
|
hidePermissions();
|
|
showPermissions();
|
|
}
|
|
} else if (message && message.action == "ready") {
|
|
setStatusMessage(null);
|
|
if (window.location.hash) {
|
|
send({event: "hashChange", hash: window.location.hash});
|
|
}
|
|
if (window.localStorage.getItem('stats') == '1') {
|
|
/* Stats were opened before we connected. */
|
|
send({action: 'enableStats', enabled: true});
|
|
}
|
|
} else if (message && message.action == "ping") {
|
|
send({action: "pong"});
|
|
} else if (message && message.action == "stats") {
|
|
let now = new Date().getTime();
|
|
for (let key of Object.keys(message.stats)) {
|
|
const k_groups = {
|
|
rpc_in: {group: 'rpc', name: 'in'},
|
|
rpc_out: {group: 'rpc', name: 'out'},
|
|
|
|
arena_percent: {group: 'memory', name: 'm'},
|
|
js_malloc_percent: {group: 'memory', name: 'js'},
|
|
memory_percent: {group: 'memory', name: 'tot'},
|
|
sqlite3_memory_percent: {group: 'memory', name: 'sql'},
|
|
tf_malloc_percent: {group: 'memory', name: 'tf'},
|
|
tls_malloc_percent: {group: 'memory', name: 'tls'},
|
|
uv_malloc_percent: {group: 'memory', name: 'uv'},
|
|
|
|
socket_count: {group: 'socket', name: 'total'},
|
|
socket_open_count: {group: 'socket', name: 'open'},
|
|
|
|
import_count: {group: 'functions', name: 'imports'},
|
|
export_count: {group: 'functions', name: 'exports'},
|
|
};
|
|
const k_colors = ['#0f0', '#88f', '#ff0', '#f0f', '#0ff', '#f00', '#888'];
|
|
let graph_key = k_groups[key]?.group || key;
|
|
let graph = gGraphs[graph_key];
|
|
if (!graph) {
|
|
graph = {
|
|
chart: new SmoothieChart({
|
|
millisPerPixel: 100,
|
|
minValue: 0,
|
|
grid: {
|
|
millisPerLine: 1000,
|
|
verticalSections: 10,
|
|
},
|
|
tooltip: true,
|
|
}),
|
|
canvas: document.createElement('canvas'),
|
|
title: document.createElement('div'),
|
|
series: [],
|
|
};
|
|
gGraphs[graph_key] = graph;
|
|
graph.canvas.width = 240;
|
|
graph.canvas.height = 64;
|
|
graph.title.innerText = graph_key;
|
|
graph.title.style.flex = '0';
|
|
document.getElementById('graphs').appendChild(graph.title);
|
|
document.getElementById('graphs').appendChild(graph.canvas);
|
|
graph.chart.streamTo(graph.canvas, 1000);
|
|
}
|
|
|
|
let timeseries = gTimeSeries[key];
|
|
if (!timeseries) {
|
|
let is_multi = key != graph_key || graph.series.length > 1;
|
|
timeseries = new TimeSeries();
|
|
gTimeSeries[key] = timeseries;
|
|
graph.chart.addTimeSeries(timeseries, {lineWidth: 2, strokeStyle: is_multi ? k_colors[graph.series.length] : '#fff'});
|
|
graph.series.push(k_groups[key]?.name || key);
|
|
if (is_multi) {
|
|
while (graph.title.firstChild) {
|
|
graph.title.removeChild(graph.title.firstChild);
|
|
}
|
|
function makeColoredText(text, color) {
|
|
let element = document.createElement('span');
|
|
element.style.color = color;
|
|
element.innerText = text;
|
|
return element;
|
|
}
|
|
graph.title.appendChild(makeColoredText(graph_key + ':', '#fff'));
|
|
for (let series of graph.series) {
|
|
graph.title.appendChild(makeColoredText(' ' + series, k_colors[graph.series.indexOf(series)]));
|
|
}
|
|
}
|
|
}
|
|
timeseries.append(now, message.stats[key]);
|
|
}
|
|
} else if (message &&
|
|
message.message === 'tfrpc' &&
|
|
message.method) {
|
|
let api = k_api[message.method];
|
|
if (api) {
|
|
Promise.resolve(api.func(...message.params)).then(function(result) {
|
|
send({
|
|
message: 'tfrpc',
|
|
id: message.id,
|
|
result: result,
|
|
});
|
|
}).catch(function(error) {
|
|
send({
|
|
message: 'tfrpc',
|
|
id: message.id,
|
|
error: error,
|
|
});
|
|
});
|
|
}
|
|
}
|
|
}
|
|
|
|
function keyEvent(event) {
|
|
send({
|
|
event: "key",
|
|
type: event.type,
|
|
which: event.which,
|
|
keyCode: event.keyCode,
|
|
charCode: event.charCode,
|
|
character: String.fromCharCode(event.keyCode || event.which),
|
|
altKey: event.altKey,
|
|
});
|
|
}
|
|
|
|
function setStatusMessage(message, color) {
|
|
let node = document.getElementById("status");
|
|
while (node.firstChild) {
|
|
node.removeChild(node.firstChild);
|
|
}
|
|
if (message) {
|
|
node.appendChild(document.createTextNode(message));
|
|
node.setAttribute("style", "display: inline-block; vertical-align: top; white-space: pre; color: " + (color || kErrorColor));
|
|
}
|
|
}
|
|
|
|
function send(value) {
|
|
try {
|
|
if (gSocket && gSocket.readyState == gSocket.OPEN) {
|
|
gSocket.send(JSON.stringify(value));
|
|
}
|
|
} catch (error) {
|
|
setStatusMessage('🤷 Send failed: ' + error.toString(), kErrorColor);
|
|
}
|
|
}
|
|
|
|
function updateLogin() {
|
|
let login = document.getElementById("login");
|
|
while (login.firstChild) {
|
|
login.removeChild(login.firstChild);
|
|
}
|
|
|
|
let a = document.createElement("a");
|
|
if (gCredentials && gCredentials.session) {
|
|
a.appendChild(document.createTextNode("logout " + gCredentials.session.name));
|
|
a.setAttribute("href", "/login/logout?return=" + encodeURIComponent(url() + hash()));
|
|
} else {
|
|
a.appendChild(document.createTextNode("login"));
|
|
a.setAttribute("href", "/login?return=" + encodeURIComponent(url() + hash()));
|
|
}
|
|
login.appendChild(a);
|
|
}
|
|
|
|
function dragHover(event) {
|
|
event.stopPropagation();
|
|
event.preventDefault();
|
|
let input = document.getElementById("input");
|
|
if (event.type == "dragover") {
|
|
if (!input.classList.contains("drop")) {
|
|
input.classList.add("drop");
|
|
gOriginalInput = input.value;
|
|
input.value = "drop file to upload";
|
|
}
|
|
} else {
|
|
input.classList.remove("drop");
|
|
input.value = gOriginalInput;
|
|
}
|
|
}
|
|
|
|
function fixImage(sourceData, maxWidth, maxHeight, callback) {
|
|
let result = sourceData;
|
|
let image = new Image();
|
|
image.crossOrigin = "anonymous";
|
|
image.referrerPolicy = "no-referrer";
|
|
image.onload = function() {
|
|
if (image.width > maxWidth || image.height > maxHeight) {
|
|
let downScale = Math.min(maxWidth / image.width, maxHeight / image.height);
|
|
let canvas = document.createElement("canvas");
|
|
canvas.width = image.width * downScale;
|
|
canvas.height = image.height * downScale;
|
|
let context = canvas.getContext("2d");
|
|
context.clearRect(0, 0, canvas.width, canvas.height);
|
|
image.width = canvas.width;
|
|
image.height = canvas.height;
|
|
context.drawImage(image, 0, 0, image.width, image.height);
|
|
result = canvas.toDataURL();
|
|
}
|
|
callback(result);
|
|
};
|
|
image.src = sourceData;
|
|
}
|
|
|
|
function sendImage(image) {
|
|
fixImage(image, 320, 240, function(result) {
|
|
send({image: result});
|
|
});
|
|
}
|
|
|
|
function fileDropRead(event) {
|
|
sendImage(event.target.result);
|
|
}
|
|
|
|
function fileDrop(event) {
|
|
dragHover(event);
|
|
|
|
let done = false;
|
|
if (!done) {
|
|
let files = event.target.files || event.dataTransfer.files;
|
|
for (let i = 0; i < files.length; i++) {
|
|
let file = files[i];
|
|
if (file.type.substring(0, "image/".length) == "image/") {
|
|
let reader = new FileReader();
|
|
reader.onloadend = fileDropRead;
|
|
reader.readAsDataURL(file);
|
|
done = true;
|
|
}
|
|
}
|
|
}
|
|
|
|
if (!done) {
|
|
let html = event.dataTransfer.getData("text/html");
|
|
let match = /<img.*src="([^"]+)"/.exec(html);
|
|
if (match) {
|
|
sendImage(match[1]);
|
|
done = true;
|
|
}
|
|
}
|
|
|
|
if (!done) {
|
|
let text = event.dataTransfer.getData("text/plain");
|
|
if (text) {
|
|
send(text);
|
|
done = true;
|
|
}
|
|
}
|
|
}
|
|
|
|
function enableDragDrop() {
|
|
let body = document.body;
|
|
body.addEventListener("dragover", dragHover);
|
|
body.addEventListener("dragleave", dragHover);
|
|
body.addEventListener("drop", fileDrop);
|
|
}
|
|
|
|
function hashChange() {
|
|
send({event: 'hashChange', hash: window.location.hash});
|
|
}
|
|
|
|
function focus() {
|
|
if (gSocket && gSocket.readyState == gSocket.CLOSED) {
|
|
connectSocket();
|
|
} else {
|
|
send({event: "focus"});
|
|
}
|
|
}
|
|
|
|
function blur() {
|
|
if (gSocket && gSocket.readyState == gSocket.OPEN) {
|
|
send({event: "blur"});
|
|
}
|
|
}
|
|
|
|
function message(event) {
|
|
if (event.data && event.data.event == "resizeMe" && event.data.width && event.data.height) {
|
|
let iframe = document.getElementById("iframe_" + event.data.name);
|
|
iframe.setAttribute("width", event.data.width);
|
|
iframe.setAttribute("height", event.data.height);
|
|
} else if (event.data && event.data.action == "setHash") {
|
|
window.location.hash = event.data.hash;
|
|
} else if (event.data && event.data.action == 'storeBlob') {
|
|
fetch('/save', {
|
|
method: 'POST',
|
|
headers: {
|
|
'Content-Type': 'application/binary',
|
|
},
|
|
body: event.data.blob.buffer,
|
|
}).then(function(response) {
|
|
if (!response.ok) {
|
|
throw new Error(response.status + ' ' + response.statusText);
|
|
}
|
|
return response.text();
|
|
}).then(function(text) {
|
|
let iframe = document.getElementById("document");
|
|
iframe.contentWindow.postMessage({'storeBlobComplete': {name: event.data.blob.name, path: text, type: event.data.blob.type, context: event.data.context}}, '*');
|
|
});
|
|
} else {
|
|
send({event: "message", message: event.data});
|
|
}
|
|
}
|
|
|
|
function reconnect(path) {
|
|
let oldSocket = gSocket;
|
|
gSocket = null
|
|
oldSocket.onopen = null;
|
|
oldSocket.onclose = null;
|
|
oldSocket.onmessage = null;
|
|
oldSocket.close();
|
|
connectSocket(path);
|
|
}
|
|
|
|
function connectSocket(path) {
|
|
if (!gSocket || gSocket.readyState != gSocket.OPEN) {
|
|
if (gSocket) {
|
|
gSocket.onopen = null;
|
|
gSocket.onclose = null;
|
|
gSocket.onmessage = null;
|
|
gSocket.close();
|
|
}
|
|
setStatusMessage("⚪ Connecting...", kStatusColor);
|
|
gSocket = new WebSocket(
|
|
(window.location.protocol == "https:" ? "wss://" : "ws://")
|
|
+ window.location.hostname
|
|
+ (window.location.port.length ? ":" + window.location.port : "")
|
|
+ "/app/socket");
|
|
gSocket.onopen = function() {
|
|
setStatusMessage("🟡 Authenticating...", kStatusColor);
|
|
let connect_path = path ?? window.location.pathname;
|
|
gSocket.send(JSON.stringify({
|
|
action: "hello",
|
|
path: connect_path,
|
|
api: Object.entries(k_api).map(([key, value]) => [].concat([key], value.args)),
|
|
}));
|
|
}
|
|
gSocket.onmessage = function(event) {
|
|
_receive_websocket_message(JSON.parse(event.data));
|
|
}
|
|
gSocket.onclose = function(event) {
|
|
const k_codes = {
|
|
1000: 'Normal closure',
|
|
1001: 'Going away',
|
|
1002: 'Protocol error',
|
|
1003: 'Unsupported data',
|
|
1005: 'No status received',
|
|
1006: 'Abnormal closure',
|
|
1007: 'Invalid frame payload data',
|
|
1008: 'Policy violation',
|
|
1009: 'Message too big',
|
|
1010: 'Missing extension',
|
|
1011: 'Internal error',
|
|
1012: 'Service restart',
|
|
1013: 'Try again later',
|
|
1014: 'Bad gateway',
|
|
1015: 'TLS handshake',
|
|
};
|
|
setStatusMessage("🔴 Closed: " + (k_codes[event.code] || event.code), kErrorColor);
|
|
}
|
|
}
|
|
}
|
|
|
|
function openFile(name) {
|
|
let newDoc = (name && gFiles[name]) ? gFiles[name].doc : new CodeMirror.Doc("", guessMode(name));
|
|
let oldDoc = gEditor.swapDoc(newDoc);
|
|
if (gFiles[gCurrentFile]) {
|
|
gFiles[gCurrentFile].doc = oldDoc;
|
|
}
|
|
gCurrentFile = name;
|
|
updateFiles();
|
|
gEditor.focus();
|
|
}
|
|
|
|
function onFileClicked(event) {
|
|
openFile(event.target.textContent);
|
|
}
|
|
|
|
function updateFiles() {
|
|
let node = document.getElementById("files");
|
|
while (node.firstChild) {
|
|
node.removeChild(node.firstChild);
|
|
}
|
|
|
|
for (let file of Object.keys(gFiles).sort()) {
|
|
let li = document.createElement("li");
|
|
li.onclick = onFileClicked;
|
|
li.appendChild(document.createTextNode(file));
|
|
if (file == gCurrentFile) {
|
|
li.classList.add("current");
|
|
}
|
|
if (!gFiles[file].doc.isClean(gFiles[file].generation)) {
|
|
li.classList.add("dirty");
|
|
}
|
|
node.appendChild(li);
|
|
}
|
|
|
|
gEditor.focus();
|
|
}
|
|
|
|
function makeNewFile(name) {
|
|
gFiles[name] = {
|
|
doc: new CodeMirror.Doc("", guessMode(name)),
|
|
generation: -1,
|
|
};
|
|
openFile(name);
|
|
}
|
|
|
|
function newFile() {
|
|
let name = prompt("Name of new file:", "file.js");
|
|
if (name && !gFiles[name]) {
|
|
makeNewFile(name);
|
|
}
|
|
}
|
|
|
|
function removeFile() {
|
|
if (confirm("Remove " + gCurrentFile + "?")) {
|
|
delete gFiles[gCurrentFile];
|
|
openFile(Object.keys(gFiles)[0]);
|
|
}
|
|
}
|
|
|
|
window.addEventListener("load", function() {
|
|
window.addEventListener("hashchange", hashChange);
|
|
window.addEventListener("focus", focus);
|
|
window.addEventListener("blur", blur);
|
|
window.addEventListener("message", message, false);
|
|
window.addEventListener("online", connectSocket);
|
|
document.getElementById("name").value = window.location.pathname;
|
|
for (let tag of document.getElementsByTagName('a')) {
|
|
if (tag.accessKey) {
|
|
tag.classList.add('tooltip_parent');
|
|
let tooltip = document.createElement('div');
|
|
tooltip.classList.add('tooltip');
|
|
if (tag.dataset.tip) {
|
|
let description = document.createElement('div');
|
|
description.innerText = tag.dataset.tip;
|
|
tooltip.appendChild(description);
|
|
}
|
|
let parts = tag.accessKeyLabel ? tag.accessKeyLabel.split('+') : [];
|
|
for (let i = 0; i < parts.length; i++)
|
|
{
|
|
let key = parts[i];
|
|
let kbd = document.createElement('kbd');
|
|
kbd.innerText = key;
|
|
tooltip.appendChild(kbd);
|
|
if (i < parts.length - 1) {
|
|
tooltip.appendChild(document.createTextNode('+'));
|
|
}
|
|
}
|
|
tag.appendChild(tooltip);
|
|
}
|
|
}
|
|
enableDragDrop();
|
|
connectSocket(window.location.pathname);
|
|
|
|
if (window.localStorage.getItem('editing') == '1') {
|
|
edit();
|
|
} else {
|
|
closeEditor();
|
|
}
|
|
if (window.localStorage.getItem('files') == '1') {
|
|
showFiles();
|
|
} else {
|
|
hideFiles();
|
|
}
|
|
if (window.localStorage.getItem('stats') == '1') {
|
|
stats();
|
|
} else {
|
|
closeStats();
|
|
}
|
|
});
|