/**
 * The build's front door to `check-i18n.mjs`.
 *
 * Imported by `astro.config.mjs` so a catalog problem is found before a single page
 * renders, rather than after a two-minute build produces 180 pages with a raw key on
 * them. Errors throw and stop the build; missing keys print and let it continue.
 */
import { spawnSync } from 'node:child_process';
import path from 'node:path';
import { fileURLToPath } from 'node:url';

const here = path.dirname(fileURLToPath(import.meta.url));

export async function checkCatalogs() {
  const result = spawnSync(process.execPath, [path.join(here, 'check-i18n.mjs')], {
    encoding: 'utf8',
  });

  // Warnings and the summary go straight through, so a missing-key list is visible in
  // the build log where whoever is adding a language will actually read it.
  if (result.stdout) process.stdout.write(result.stdout);
  if (result.stderr) process.stderr.write(result.stderr);

  if (result.status !== 0) {
    throw new Error(
      'check-i18n failed. Fix the keys listed above, or run `pnpm check:i18n` to see them again.',
    );
  }
}