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Add auto-save to localStorage for Playground editor #16782

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Merged
Mossaka merged 1 commit into from
Feb 19, 2026
Merged

Add auto-save to localStorage for Playground editor #16782

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13 changes: 12 additions & 1 deletion docs/public/editor/editor.js
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Original file line number Diff line number Diff line change
Expand Up @@ -130,6 +130,7 @@ const panels = $('panels');
// ---------------------------------------------------------------
// State
// ---------------------------------------------------------------
const STORAGE_KEY = 'gh-aw-playground-content';
let compiler = null;
let isReady = false;
let isCompiling = false;
Expand Down Expand Up @@ -175,8 +176,11 @@ function setTheme(theme) {
// ---------------------------------------------------------------
// CodeMirror: Input Editor (Markdown with YAML frontmatter)
// ---------------------------------------------------------------
const savedContent = localStorage.getItem(STORAGE_KEY);
const initialContent = savedContent || DEFAULT_CONTENT;

const editorView = new EditorView({
doc: DEFAULT_CONTENT,
doc: initialContent,
extensions: [
basicSetup,
markdown(),
Expand All @@ -189,6 +193,8 @@ const editorView = new EditorView({
}]),
EditorView.updateListener.of(update => {
if (update.docChanged) {
try { localStorage.setItem(STORAGE_KEY, update.state.doc.toString()); }
catch (_) { /* localStorage full or unavailable */ }
if (isReady) {
scheduleCompile();
} else {
Expand All @@ -200,6 +206,11 @@ const editorView = new EditorView({
parent: editorMount,
});

// If restoring saved content, clear the dropdown since it may not match any sample
if (savedContent) {
sampleSelect.value = '';
}

// ---------------------------------------------------------------
// CodeMirror: Output View (YAML, read-only)
// ---------------------------------------------------------------
Expand Down