forked from cory/tildefriends
186 lines
5.5 KiB
JavaScript
186 lines
5.5 KiB
JavaScript
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"use strict";
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//! {"require": ["ui"]}
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terminal.setEcho(false);
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terminal.setTitle("Live Markdeep Editor");
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let gEditEvent = null;
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function back() {
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terminal.split([{name: "terminal"}]);
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if (gEditEvent) {
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gEditEvent.back();
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}
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}
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core.register("onWindowMessage", function(event) {
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if (event.message.ready) {
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core.broadcast({title: gEditEvent.name, sync: true});
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terminal.postMessageToIframe("iframe", {title: gEditEvent.name, contents: gEditEvent.value});
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} else if (event.message.index) {
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back();
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} else if (event.message.cursor) {
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core.broadcast({title: gEditEvent.name, user: core.user.index, cursor: event.message.cursor});
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} else if (event.message.change) {
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core.broadcast({title: gEditEvent.name, user: core.user.index, change: event.message.change});
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} else if (event.message.sync) {
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core.broadcast({title: event.message.title, user: core.user.index, contents: event.message.contents});
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} else {
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gEditEvent.save(event.message.title, event.message.contents).then(function() {
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return core.broadcast({title: gEditEvent.name, contents: event.message.contents, sync: true});
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}).then(back);
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}
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});
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core.register("onMessage", function(sender, message) {
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if (!gEditEvent || message.title == gEditEvent.name) {
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terminal.postMessageToIframe("iframe", message);
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}
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});
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core.register("onSessionEnd", function(process) {
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terminal.postMessageToIframe("iframe", {user: process.index, cursor: {}});
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});
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function editPage(event) {
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gEditEvent = event;
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terminal.split([{name: "terminal", type: "vertical"}]);
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terminal.clear();
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terminal.print({iframe: `<html>
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<head>
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<script src="//cdnjs.cloudflare.com/ajax/libs/codemirror/5.13.2/codemirror.min.js"></script>
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<link rel="stylesheet" href="//cdnjs.cloudflare.com/ajax/libs/codemirror/5.13.2/codemirror.min.css"></link>
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<style>
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html {
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height: 100%;
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margin: 0;
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padding: 0;
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}
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body {
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display: flex;
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flex-direction: column;
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height: 100%;
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margin: 0;
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padding: 0;
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}
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#menu {
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flex: 0 0 auto;
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}
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#container {
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flex: 1 1 auto;
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display: flex;
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flex-direction: row;
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width: 100%;
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background-color: white;
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}
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.CodeMirror {
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width: 100%;
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height: 100%;
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}
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.CodeMirror-scroll {
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}
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#edit { background-color: white }
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#preview { background-color: white }
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#edit, #preview {
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display: flex;
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overflow: auto;
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flex: 0 0 50%;
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}
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</style>
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<script>
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var gEditor;
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var gSelections = {};
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function index() {
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parent.postMessage({index: true}, "*");
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}
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function submit() {
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parent.postMessage({
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title: document.getElementById("title").value,
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contents: gEditor.getValue(),
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}, "*");
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}
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function cursorActivity() {
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var selection = gEditor.listSelections();
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var key = "test";
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var a = selection[0].anchor;
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var b = selection[0].head;
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if (b.line < a.line || a.line == b.line && b.ch < a.ch) {
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[a, b] = [b, a];
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}
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parent.postMessage({cursor: {start: a, end: b}}, "*");
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}
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function textChanged(instance, change) {
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var preview = document.getElementById("preview");
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preview.innerHTML = markdeep.format(gEditor.getValue() + "\\n", false);
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if (change && change.origin != "+remote" && change.origin != "setValue") {
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console.debug(change);
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parent.postMessage({change: change}, "*");
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}
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}
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window.markdeepOptions = {mode: 'script'};
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</script>
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<script src="https://casual-effects.com/markdeep/latest/markdeep.min.js"></script>
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<script>
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document.head.innerHTML += markdeep.stylesheet();
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window.addEventListener("message", function(message) {
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if (message.data.contents) {
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document.getElementById("title").value = message.data.title;
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gEditor.setValue(message.data.contents);
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textChanged();
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} else if (message.data.cursor) {
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if (gSelections[message.data.user]) {
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gSelections[message.data.user].clear();
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}
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if (message.data.cursor.start) {
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gSelections[message.data.user] = gEditor.markText(
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message.data.cursor.start,
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message.data.cursor.end,
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{css: "text-decoration: underline"});
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} else {
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delete gSelections[message.data.user];
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}
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} else if (message.data.change) {
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gEditor.replaceRange(message.data.change.text, message.data.change.from, message.data.change.to, "+remote");
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} else if (message.data.sync) {
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parent.postMessage({
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sync: true,
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title: document.getElementById("title").value,
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contents: gEditor.getValue(),
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}, "*");
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}
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}, false);
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window.addEventListener("load", function() {
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gEditor = CodeMirror.fromTextArea(document.getElementById("contents"), {
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lineNumbers: true
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});
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gEditor.on("change", textChanged);
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gEditor.on("cursorActivity", cursorActivity);
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parent.postMessage({ready: true}, "*");
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});
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</script>
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</head>
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<body>
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<div id="menu">
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<input type="button" value="Back" onclick="index()">
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` + (core.user.credentials.permissions && core.user.credentials.permissions.authenticated ? `
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<input type="button" value="Save" onclick="submit()">
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` : "") +
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` <a target="_top" href="https://casual-effects.com/markdeep/">Markdeep</a>
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<input type="text" id="title" oninput="textChanged()">
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</div>
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<div id="container">
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<div id="edit"><textarea id="contents" oninput="textChanged()"></textarea></div>
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<div id="preview"></div>
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</div>
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</body>
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</html>`, name: "iframe", style: "flex: 1 1 auto; border: 0; width: 100%"});
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}
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require("ui").fileList({
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title: "Live Markdeep Editor",
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edit: editPage,
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});
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