#!/usr/bin/env node
/**
 * Emit packages/bare-os-booter/lib/bare-module-manifest.data.mjs from
 * bare-module-manifest.json so Pear's module graph always ships the manifest
 * (readFileSync(pear://…) is unreliable; bare-fs coerces URLs through fileURLToPath).
 *
 *   node scripts/generate-bare-module-manifest-data.mjs
 *
 * Invoked automatically at the end of sync-bare-module-manifest-from-catalog.mjs.
 */
import { readFile, writeFile } from 'node:fs/promises'
import { dirname, join } from 'node:path'
import { fileURLToPath, pathToFileURL } from 'node:url'

const __dirname = dirname(fileURLToPath(import.meta.url))
const root = join(__dirname, '..')
const manifestPath = join(
  root,
  'packages/bare-os-booter/lib/bare-module-manifest.json'
)
const dataPath = join(
  root,
  'packages/bare-os-booter/lib/bare-module-manifest.data.mjs'
)

const banner =
  '/**\n' +
  ' * Auto-generated from bare-module-manifest.json — do not edit by hand.\n' +
  ' * Regenerate: `npm run sync:bare-manifest` or\n' +
  ' * `node scripts/generate-bare-module-manifest-data.mjs`.\n' +
  ' */\n'

export async function generateBareModuleManifestData(opts = {}) {
  const src = opts.manifestPath ?? manifestPath
  const dst = opts.dataPath ?? dataPath
  const raw = await readFile(src, 'utf8')
  const manifest = JSON.parse(raw)
  const body = `${banner}export default ${JSON.stringify(manifest, null, 2)}\n`
  await writeFile(dst, body, 'utf8')
}

const ranAsCli =
  process.argv[1] && import.meta.url === pathToFileURL(process.argv[1]).href
if (ranAsCli) {
  generateBareModuleManifestData().catch((e) => {
    console.error(e)
    process.exit(1)
  })
}