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index.html
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<!DOCTYPE html>
<html>
<head>
<title>Monaco TextMate Demo</title>
<meta
name="viewport"
content="width=device-width, initial-scale=1.0, maximum-scale=1.0, user-scalable=no"
/>
<meta charset="UTF-8" />
</head>
<style>
@font-face {
font-family: "Fira Code";
src: local("FiraCode-Regular"),
url("fonts/FiraCode-Regular.ttf") format("truetype");
}
body {
font-family: system-ui, -apple-system;
height: 100%;
width: 100%;
margin: 0;
padding: 0;
overflow: hidden;
position: fixed;
touch-action: none;
}
#overlay {
width: 0;
height: 0;
position: absolute;
}
.addedBackground,
.deletedBackground,
.modifiedBackground {
width: 3px !important;
margin-left: 6px;
transform: translate(-50%, 0);
transition: 0.1s;
}
.addedBackground {
background: rgb(129, 184, 139);
}
.deletedBackground {
background: rgb(202, 75, 81);
}
.modifiedBackground {
background: rgb(102, 175, 224);
}
.addedBackground:hover,
.deletedBackground:hover,
.modifiedBackground:hover {
width: 8px !important;
}
@media (prefers-color-scheme: dark) {
.addedBackground {
background: rgb(88, 124, 12);
}
.deletedBackground {
background: rgb(148, 21, 27);
}
.modifiedBackground {
background: rgb(12, 125, 157);
}
}
</style>
<body>
<div tabindex="0" id="overlay"></div>
<div
id="container"
style="width: 100%; height: 100vh; overflow: hidden"
></div>
<script src="app.bundle.js"></script>
<script defer>
var states = {};
var customDarkTheme = null;
var customLightTheme = null;
var customDarkThemeName = null;
var customLightThemeName = null;
var previousDecoration = [];
let devicehasCursor = false;
let vimMode = null;
class VimStatusBarAdpator {
constructor(node, editor, sanitizer) {
console.log("Constuctor called");
window.webkit.messageHandlers.toggleMessageHandler.postMessage({
Event: "vim.mode.change",
newMode: "--NORMAL--",
});
}
setMode(ev){
let mode = `--${ev.mode.toUpperCase()}--`;
if (ev.mode === "visual") {
if (ev.subMode === "linewise") {
mode = "--VISUAL LINE--";
} else if (ev.subMode === "blockwise") {
mode = "--VISUAL BLOCK--";
} else {
mode = "--VISUAL--";
}
}
window.webkit.messageHandlers.toggleMessageHandler.postMessage({
Event: "vim.mode.change",
newMode: mode,
});
}
setKeyBuffer(key) {
window.webkit.messageHandlers.toggleMessageHandler.postMessage({
Event: "vim.keybuffer.set",
buffer: key,
});
}
toggleVisibility(isVisible) {
window.webkit.messageHandlers.toggleMessageHandler.postMessage({
Event: "vim.visible.set",
isVisible: isVisible,
});
}
closeInput() {
window.webkit.messageHandlers.toggleMessageHandler.postMessage({
Event: "vim.close.input"
});
}
clear(){
window.webkit.messageHandlers.toggleMessageHandler.postMessage({
Event: "vim.clear",
});
}
setSec(text, callback, options) {
// TODO: Handle prompt to enable ex commands and search
}
}
setTimeout(() => {
if (typeof editor === "undefined") {
// Special handling for Lockdown Mode (no WebAssembly)
// https://github.com/thebaselab/codeapp/issues/895
if (typeof WebAssembly === "undefined") {
const editor = monaco.editor.create(
document.getElementById("container"),
{
value: '',
language: "javascript",
theme: "vs-dark",
}
);
window.editor = editor;
applyListeners(editor)
}else {
location.reload();
}
}
}, 1000);
window
.matchMedia("(prefers-color-scheme: dark)")
.addEventListener("change", (e) => {
const newColorScheme = e.matches ? "dark" : "light";
if (newColorScheme == "dark") {
if (customDarkTheme === null) {
changeTheme("vs-dark");
} else {
setTheme(customDarkThemeName, customDarkTheme);
}
} else {
if (customLightTheme === null) {
changeTheme("vs");
} else {
setTheme(customLightThemeName, customLightTheme);
}
}
});
function getChangeType(change) {
if (change.originalEndLineNumber === 0) {
return "added"; // Add
} else if (change.modifiedEndLineNumber === 0) {
return "deleted"; // Delete
} else {
return "modified"; // Modify
}
}
function invalidateDecorations() {
previousDecoration = editor.deltaDecorations(previousDecoration, []);
}
function computeDiffForURI(uri) {
monaco.editor.computeDirtyDiff("original://" + uri, uri, true).then(
function (result) {
var changes = result;
var jsonChanges = [];
for (const x in changes) {
var change = changes[x];
var decoration = {};
const startLineNumber = change.modifiedStartLineNumber;
const endLineNumber =
change.modifiedEndLineNumber || startLineNumber;
switch (getChangeType(change)) {
case "modified":
decoration = {
range: new monaco.Range(
startLineNumber,
1,
endLineNumber,
1
),
options: {
isWholeLine: true,
linesDecorationsClassName: "modifiedBackground",
minimap: {
color: "#66afe0",
darkColor: "#0c7d9d",
position: 2,
},
},
// Position: 1 - Inline, 2 - Gutter
};
break;
case "added":
decoration = {
range: new monaco.Range(
startLineNumber,
1,
endLineNumber,
1
),
options: {
isWholeLine: true,
linesDecorationsClassName: "addedBackground",
minimap: {
color: "#81b88b",
darkColor: "#587c0c",
position: 2,
},
},
};
break;
case "deleted":
decoration = {
range: new monaco.Range(
startLineNumber,
Number.MAX_VALUE,
endLineNumber,
Number.MAX_VALUE
),
options: {
isWholeLine: false,
linesDecorationsClassName: "deletedBackground",
minimap: {
color: "#ca4b51",
darkColor: "#94151b",
position: 2,
},
},
};
break;
}
jsonChanges.push(decoration);
}
// console.log(jsonChanges);
previousDecoration = editor.deltaDecorations(
previousDecoration,
jsonChanges
);
},
function (error) {
console.log(error);
}
);
}
function provideOriginalTextForUri(uri, value) {
var decodedContent = decodeURIComponent(escape(window.atob(value)));
var originalUri = monaco.Uri.parse("original://" + uri);
if (monaco.editor.getModel(originalUri)) {
monaco.editor.getModel(originalUri).setValue(decodedContent);
} else {
monaco.editor.createModel(decodedContent, "plaintext", originalUri);
}
computeDiffForURI(uri);
}
function updateTheme() {
if (
window.matchMedia &&
window.matchMedia("(prefers-color-scheme: dark)").matches
) {
if (customDarkTheme === null) {
changeTheme("vs-dark");
} else {
setTheme(customDarkThemeName, customDarkTheme);
}
} else {
if (customLightTheme === null) {
changeTheme("vs");
} else {
setTheme(customLightThemeName, customLightTheme);
}
}
}
function resetTheme(isDark) {
if (isDark) {
customDarkTheme = null;
customLightThemeName = null;
} else {
customLightTheme = null;
customLightThemeName = null;
}
updateTheme();
}
function applyBase64AsTheme(string, themeName, isDark) {
var decodedString = decodeURIComponent(escape(window.atob(string)));
var data = JSON.parse(decodedString);
if (isDark) {
customDarkTheme = data;
customDarkThemeName = themeName;
} else {
customLightTheme = data;
customLightThemeName = themeName;
}
updateTheme();
}
function getFirstNonSpaceColumn(line) {
var firstNonSpaceCharPos = -1;
for (let i = 0; i < line.length; i++) {
if (line[i] != " " && line[i] != "\t" && line[i] != "\n") {
firstNonSpaceCharPos = i + 1;
break;
}
}
return firstNonSpaceCharPos;
}
function applyListeners(instance) {
if (
window.matchMedia &&
!window.matchMedia("(prefers-color-scheme: dark)").matches
) {
if (customLightTheme === null) {
changeTheme("vs");
} else {
setTheme(customLightThemeName, customLightTheme);
}
}
if (
window.webkit &&
window.webkit.messageHandlers &&
window.webkit.messageHandlers.toggleMessageHandler
) {
window.webkit.messageHandlers.toggleMessageHandler.postMessage({
Event: "Editor Initialising",
});
}
instance.onDidChangeModel((event) => {
var currentModel = instance.getModel();
var newModel = event.newModelUrl._formatted;
if (newModel in states) {
editor.restoreViewState(states[newModel]);
}
window.webkit.messageHandlers.toggleMessageHandler.postMessage({
Event: "Request Diff Update",
URI: newModel,
});
var position = instance.getPosition();
window.webkit.messageHandlers.toggleMessageHandler.postMessage({
Event: "Crusor Position changed",
Column: position.column,
lineNumber: position.lineNumber,
});
const inputareaElement = document.getElementsByClassName("inputarea")[0];
inputareaElement?.addEventListener("focus", (event) => {
window.webkit.messageHandlers.toggleMessageHandler.postMessage({
Event: "focus",
});
});
});
instance.onDidChangeCursorPosition((event) => {
var position = instance.getPosition();
var message = "Crusor Position changed";
if (
window.webkit &&
window.webkit.messageHandlers &&
window.webkit.messageHandlers.toggleMessageHandler
) {
window.webkit.messageHandlers.toggleMessageHandler.postMessage({
Event: message,
Column: position.column,
lineNumber: position.lineNumber,
});
}
});
instance.onDidChangeModelContent((event) => {
const currentModel = instance.getModel();
const modelPath = currentModel._associatedResource._formatted;
const originalUri = monaco.Uri.parse("original://" + modelPath);
if (monaco.editor.getModel(originalUri)) {
computeDiffForURI(modelPath);
}
if(event.isFlush){
return;
}
var versionID = currentModel.getAlternativeVersionId();
var position = instance.getPosition();
var content = instance.getValue();
let startLineNumber = Number.NEGATIVE_INFINITY;
let endLineNumber = Number.POSITIVE_INFINITY;
event.changes.forEach((change) => {
if (change.range.startLineNumber > startLineNumber) {
startLineNumber = change.range.startLineNumber;
}
if (change.range.endLineNumber < endLineNumber) {
endLineNumber = change.range.endLineNumber;
}
});
const startOffset = currentModel.getOffsetAt({
column: 0,
lineNumber: startLineNumber,
});
const numberOfLines = currentModel.getLineCount();
const endOffset = numberOfLines < endLineNumber ? startOffset :
currentModel.getOffsetAt({
column: currentModel.getLineLength(endLineNumber),
lineNumber: endLineNumber,
});
if (
window.webkit &&
window.webkit.messageHandlers &&
window.webkit.messageHandlers.toggleMessageHandler
) {
window.webkit.messageHandlers.toggleMessageHandler.postMessage({
Event: "Content changed",
VersionID: versionID,
URI: modelPath,
currentContent: content,
startOffset: startOffset,
endOffset: endOffset,
});
}
});
monaco.editor.onDidChangeMarkers((markers) => {
var message = "Markers updated";
if (
window.webkit &&
window.webkit.messageHandlers &&
window.webkit.messageHandlers.toggleMessageHandler
) {
window.webkit.messageHandlers.toggleMessageHandler.postMessage({
Event: message,
Markers: monaco.editor.getModelMarkers(),
});
}
});
monaco.editor.onWillDisposeModel((model) => {
monaco.editor.setModelMarkers(model, "code.app.native", []);
});
instance.getContribution('editor.linkDetector').openerService._defaultExternalOpener.openExternal = (url) => {
window.webkit.messageHandlers.toggleMessageHandler.postMessage({
Event: "Open URL",
url: url
})
};
}
var lastOpenedURI = "";
var navi = null;
function switchToDiffView(original, modified, url1, url2) {
const originalUri = monaco.Uri.parse(url1);
const modifiedUri = monaco.Uri.parse(url2);
monaco.editor.getModel(originalUri)?.dispose();
monaco.editor.getModel(modifiedUri)?.dispose();
const originalModel = monaco.editor.createModel(
base64ToString(original),
undefined,
originalUri
);
const modifiedModel = monaco.editor.createModel(
base64ToString(modified),
undefined,
modifiedUri
);
editor.dispose();
editor = null;
editor = monaco.editor.createDiffEditor(
document.getElementById("container"),
{
enableSplitViewResizing: false,
automaticLayout: true,
renderSideBySide: true,
}
);
navi = monaco.editor.createDiffNavigator(editor, {
followsCaret: true,
ignoreCharChanges: true,
});
editor.setModel({
original: originalModel,
modified: modifiedModel,
});
applyListeners(editor.getOriginalEditor());
applyListeners(editor.getModifiedEditor());
}
function switchToNormalView() {
editor.dispose();
editor = null;
editor = monaco.editor.create(document.getElementById("container"), {
theme: "vs-dark",
automaticLayout: true,
unicodeHighlight: {
ambiguousCharacters: false,
},
});
editor.getModel().dispose();
applyListeners(editor);
// editor.setModel(monaco.editor.getModel(monaco.Uri.parse(lastOpenedURI)));
}
function renameModel(oldURL, newURL) {
var model1 = monaco.editor.getModel(monaco.Uri.parse(oldURL));
var model2 = monaco.editor.createModel(
model1.getValue(),
undefined,
monaco.Uri.parse(newURL)
);
var cm2 = model2._commandManager;
var cm1 = model1._commandManager;
cm2.currentOpenStackElement = cm1.currentOpenStackElement;
cm2.past = cm1.past;
cm2.future = cm1.future;
model1.dispose();
}
function invalidateDiagnosticForOffset(startOffset, endOffset) {
const model = editor.getModel();
const startPosition = model.getPositionAt(startOffset);
const endPosition = model.getPositionAt(endOffset);
const rangeToRemove = {
startColumn: 0,
startLineNumber: startPosition.lineNumber,
endColumn: model.getLineLength(endPosition.lineNumber),
endLineNumber: endPosition.lineNumber,
};
const existingMarkers = monaco.editor
.getModelMarkers({
resource: model.uri,
})
.filter((marker) => {
return !monaco.Range.areIntersecting(rangeToRemove, marker);
});
monaco.editor.setModelMarkers(
model,
"code.app.native",
existingMarkers
);
}
function provideDiagnostic(items, removeExisting) {
const model = editor.getModel();
const languageId = model.getLanguageId();
if (languageId !== "markdown" && languageId !== "plaintext") {
return;
}
const markerLineNumbers = new Set();
const markers = items.map((item) => {
const position = model.getPositionAt(item.offset);
markerLineNumbers.add(position.lineNumber);
return {
endColumn: position.column + item.length,
endLineNumber: position.lineNumber,
message: item.message,
severity: 2,
startColumn: position.column,
startLineNumber: position.lineNumber,
};
});
const existingMarkers = monaco.editor
.getModelMarkers({
resource: model.uri,
})
.filter((marker) => !markerLineNumbers.has(marker.startLineNumber));
monaco.editor.setModelMarkers(
model,
"code.app.native",
markers.concat(existingMarkers)
);
}
function base64ToString(base64) {
return decodeURIComponent(escape(window.atob(base64)));
}
function onRequestNewTextModel(base64Url, base64Content) {
const existingModelUri = editor.getModel()?.uri;
if (existingModelUri) {
states[existingModelUri] = editor.saveViewState();
}
const newModelUri = monaco.Uri.parse(base64ToString(base64Url));
const existingModel = monaco.editor.getModel(newModelUri);
const newModelContent = base64ToString(base64Content);
if (existingModel) {
if (existingModel.getValue() !== newModelContent) {
existingModel.setValue(newModelContent);
}
if (editor.getModel() !== existingModel) {
editor.setModel(existingModel);
}
} else {
const newModel = monaco.editor.createModel(
newModelContent,
undefined,
newModelUri
);
editor.setModel(newModel);
}
}
function setValueForModel(base64Url, base64Content) {
const url = base64ToString(base64Url);
const model = monaco.editor.getModel(monaco.Uri.parse(url));
if (!model) return;
if (editor.getModel() === model){
editor.executeEdits("code.app.native", [{
range: model.getFullModelRange(),
text: base64ToString(base64Content),
forceMoveMarkers: true,
}]);
}else {
model.setValue(base64ToString(base64Content));
}
}
function setModel(base64Url) {
const model = monaco.editor.getModel(monaco.Uri.parse(base64ToString(base64Url)));
if (!model) return;
editor.setModel(model);
}
function toggleVimMode(enabled){
if (enabled) {
if (vimMode) {return};
vimMode = initVimMode(editor, true, VimStatusBarAdpator);
}else {
vimMode?.dispose();
vimMode = null;
}
}
</script>
</body>
</html>