Files
fiddle/public/js/export.js
root 6ca8519250 Add responsive preview, editor themes, template gallery, devtools, and autocomplete
- Device breakpoint toggles (mobile 375px / tablet 768px / desktop 100%)
- Editor theme selector with 6 themes (VS Dark/Light, High Contrast, Monokai, Dracula, GitHub Dark)
- Starter template gallery with 8 pre-built templates (Todo, API Fetch, CSS Animation, etc.)
- Code autocomplete with DOM/React type definitions and snippet completions
- Devtools panels: console, network, elements, performance
- Code formatter (Prettier), diff view, and linter integration
2026-02-27 01:22:16 -06:00

91 lines
2.9 KiB
JavaScript

import { getFrameworkRuntime } from './js-preprocessors.js';
import { extractBareImports, buildImportMapTag } from './import-map.js';
/**
* Export a fiddle as a standalone HTML file and trigger download.
*/
export function exportHtml({ title, html, css, js, mode, extraCss = '', isModule = false, tailwind = false, renderedHtml = null, previewTheme = 'light', resources = [] }) {
const runtime = getFrameworkRuntime(mode);
const allCss = extraCss ? `${css}\n${extraCss}` : css;
const finalHtml = renderedHtml || html;
const finalJs = renderedHtml ? '' : js;
let bodyContent;
if (mode === 'vue' || mode === 'svelte') {
bodyContent = finalHtml ? `${finalHtml}\n${runtime.bodyHtml}` : runtime.bodyHtml;
} else if (runtime.bodyHtml) {
bodyContent = `${finalHtml}\n${runtime.bodyHtml}`;
} else {
bodyContent = finalHtml;
}
const effectiveIsModule = isModule || mode === 'svelte';
// Build importmap for module scripts with bare imports
let importMapTag = '';
if (effectiveIsModule && finalJs) {
const bareImports = extractBareImports(finalJs);
if (bareImports.length) {
importMapTag = buildImportMapTag(bareImports);
}
}
let scripts = '';
if (finalJs) {
if (effectiveIsModule) {
scripts = `<script type="module">\n${finalJs}\n<\/script>`;
} else {
for (const url of runtime.scripts) {
scripts += `<script src="${url}"><\/script>\n`;
}
scripts += `<script>\n${finalJs}\n<\/script>`;
}
}
const tailwindScript = tailwind
? `<script>var _tw=console.warn;console.warn=function(){if(typeof arguments[0]==='string'&&arguments[0].indexOf('cdn.tailwindcss.com')!==-1)return;_tw.apply(console,arguments)}<\/script>\n<script src="https://cdn.tailwindcss.com"><\/script>\n<script>console.warn=_tw<\/script>\n`
: '';
const darkCss = previewTheme === 'dark'
? `<style>body { background: #1e1e1e; color: #ccc; }</style>\n`
: '';
let resourceTags = '';
if (resources && resources.length) {
for (const r of resources) {
if (r.type === 'css') resourceTags += `<link rel="stylesheet" href="${r.url}">\n`;
else if (r.type === 'js') resourceTags += `<script src="${r.url}"><\/script>\n`;
}
}
const doc = `<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>${escHtml(title)}</title>
${darkCss}${resourceTags}${tailwindScript}<style>
${allCss}
</style>
${importMapTag}
</head>
<body>
${bodyContent}
${scripts}
</body>
</html>`;
const blob = new Blob([doc], { type: 'text/html' });
const url = URL.createObjectURL(blob);
const a = document.createElement('a');
a.href = url;
a.download = `${title.replace(/[^a-zA-Z0-9_-]/g, '_')}.html`;
a.click();
URL.revokeObjectURL(url);
}
function escHtml(str) {
return str.replace(/&/g, '&amp;').replace(/</g, '&lt;').replace(/>/g, '&gt;');
}