esbuild.config.mjs

import * as esbuild from 'esbuild';
import fs from 'node:fs';
import path from 'node:path';
import { createFirefoxManifest, readChromeManifest } from './scripts/manifest-utils.mjs';

const CHROME_DIST = 'dist';
const FIREFOX_DIST = 'dist-firefox';

// Ensure clean build outputs
for (const outDir of [CHROME_DIST, FIREFOX_DIST]) {
  fs.rmSync(outDir, { recursive: true, force: true });
  fs.mkdirSync(outDir, { recursive: true });
  fs.mkdirSync(path.join(outDir, 'icons'), { recursive: true });
}

const commonOptions = {
  bundle: true,
  format: 'iife',
  platform: 'browser',
  target: ['chrome120', 'firefox128'],
  treeShaking: true,
  minify: false,        // keep readable for Chrome Web Store review
  sourcemap: false,
};

// ── Content-script bundles (injected via chrome.scripting) ──
const contentEntries = [
  'src/content/core-lib.js',
  'src/content/dxf-writer.js',
  'src/content/acad-writers.js',
  'src/content/frame-support.js',
  'src/content/run-export.js',
];

for (const entry of contentEntries) {
  const outName = path.basename(entry);
  await esbuild.build({
    ...commonOptions,
    entryPoints: [entry],
    outfile: path.join(CHROME_DIST, outName),
  });
  console.log(`  ✔ ${outName}`);
}

// ── Popup ──
await esbuild.build({
  ...commonOptions,
  entryPoints: ['src/popup/popup.js'],
  outfile: path.join(CHROME_DIST, 'popup.js'),
});
console.log('  ✔ popup.js');

// ── Service worker ──
await esbuild.build({
  ...commonOptions,
  entryPoints: ['src/background/service-worker.js'],
  outfile: path.join(CHROME_DIST, 'service-worker.js'),
});
console.log('  ✔ service-worker.js');

// ── Copy static assets ──
const statics = [
  ['manifest.json', 'manifest.json'],
  ['src/popup/popup.html', 'popup.html'],
  ['src/popup/popup.css', 'popup.css'],
  ['node_modules/fonteditor-core/woff2/woff2.wasm', 'woff2.wasm'],
];

for (const [src, dest] of statics) {
  fs.copyFileSync(src, path.join(CHROME_DIST, dest));
  console.log(`  ✔ ${dest} (copy)`);
}

// Copy icons if they exist (generated by build:icons)
const iconsDir = path.join(CHROME_DIST, 'icons');
for (const size of [16, 32, 48, 128]) {
  const name = `icon${size}.png`;
  const src = path.join('src', 'icons', name);
  if (fs.existsSync(src)) {
    fs.copyFileSync(src, path.join(iconsDir, name));
    console.log(`  ✔ icons/${name} (copy)`);
  }
}

fs.cpSync(CHROME_DIST, FIREFOX_DIST, { recursive: true });

const chromeManifest = readChromeManifest();
const firefoxManifest = createFirefoxManifest(chromeManifest);
fs.writeFileSync(
  path.join(FIREFOX_DIST, 'manifest.json'),
  `${JSON.stringify(firefoxManifest, null, 2)}\n`,
);
console.log('  ✔ dist-firefox/manifest.json (generated)');

console.log(`\nBuild complete → ${CHROME_DIST}/ and ${FIREFOX_DIST}/`);