/**
 * Shopee Video Downloader
 * base: https://shopeenowatermark.com
 * Creator: ShanMolvyr 
 * Jangan Hapus Kreator hargai rakyat kecil
 * Note: cek https://snippet.vyr.my.id/shanmolvyr/shopeedl/README.md
 * Sumber: https://whatsapp.com/channel/0029VbB4Kw8EFeXfeExaXc3Q
 */
const BASE_URL = 'https://shopeenowatermark.com';

async function extract(url) {
  const form = new FormData();
  form.append('url', url);

  const res = await fetch(`${BASE_URL}/api/extract`, {
    method: 'POST',
    body: form,
  });

  if (!res.ok) throw new Error(`HTTP ${res.status}`);
  const data = await res.json();
  if (!data.success) throw new Error(data.error || 'Extraction failed');
  return data;
}

function bestStream(streams) {
  const order = ['V1080P', 'V720P', 'V540P', 'V360P', 'V1080P_H265', 'V720P_H265', 'V540P_H265', 'V360P_H265'];
  for (const q of order) {
    const s = streams.find(s => s.quality === q);
    if (s) return s;
  }
  return streams[0];
}

export { extract, bestStream };

if (process.argv[1] === new URL(import.meta.url).pathname) {
  const url = process.argv[2];
  if (!url) {
    console.error('Usage: node shopeedl.js <shopee_url>');
    process.exit(1);
  }

  try {
    const data = await extract(url);
    const best = bestStream(data.streams_array);
    console.log(JSON.stringify({
      credit: 'by ShanMolvyr (snippet.vyr.my.id)',
      username: data.username,
      preview: data.preview,
      best: { quality: best.quality, codec: best.codec, url: best.stream_url },
      streams: data.streams_array.map(s => ({ quality: s.quality, codec: s.codec, url: s.stream_url })),
    }, null, 2));
  } catch (e) {
    console.error(e.message);
    process.exit(1);
  }
}