/**
 * 로컬 엔드투엔드 점검 스크립트.
 *   npm run db:reset && npm start   (다른 터미널)
 *   npm run smoke
 */
const BASE = process.env.BASE_URL ?? 'http://localhost:3100';

const j = async (method: string, path: string, body?: unknown) => {
  const res = await fetch(`${BASE}${path}`, {
    method,
    headers: body ? { 'content-type': 'application/json' } : undefined,
    body: body ? JSON.stringify(body) : undefined,
  });
  const text = await res.text();
  if (!res.ok) throw new Error(`${method} ${path} → ${res.status} ${text}`);
  return text ? JSON.parse(text) : null;
};

const h = (t: string) => console.log(`\n\x1b[1m${t}\x1b[0m`);

async function main() {
  h('0. health');
  console.log(' ', await j('GET', '/health'));

  h('1. site-1001 생성 (첫 업체 — 전부 신규)');
  const a = await j('POST', '/v1/merchants/site-1001/generate?sync=true');
  printStats(a);

  h('2. site-1002 생성 (같은 강남/미용실 — 중복제거 발동)');
  const b = await j('POST', '/v1/merchants/site-1002/generate?sync=true');
  printStats(b);
  printDetails(b);

  h('3. publish 웹훅 + 표기 변형 (trigram 단계)');
  const c = await j('POST', '/v1/merchants/publish', {
    externalId: 'site-1003',
    name: '강남 뷰티랩',
    industryId: 'beauty.hair',
    regionId: 'kr.seoul.gangnam',
    description: '강남 미용실. 염색 전문.',
    profile: { services: ['뿌리염색약', '여성펌'], features: ['주차가능'] },
    sync: true,
  });
  printStats(c.generation);
  printDetails(c.generation);

  h('4. SEO payload');
  const seo = await j('GET', '/v1/sites/site-1001/seo?limit=8');
  console.log('  title      :', seo.title);
  console.log('  description:', seo.description);
  console.log('  keywords   :', seo.keywords.join(', '));

  h('5. AEO payload');
  const aeo = await j('GET', '/v1/sites/site-1001/aeo?limit=3');
  for (const f of aeo.faqs) console.log(`  Q. ${f.question}\n  A. ${f.answer}`);

  h('6. 의미 기반 키워드 검색');
  const found = await j('POST', '/v1/keywords/search', { query: '강남 미용실 예약하고 싶어요', limit: 5 });
  for (const r of found) console.log(`  ${r.score.toFixed(3)}  ${r.canonical} (${r.intent}, ${r.usage_count}개 업체)`);

  h('7. 성과 피드백 → 저성과 강등');
  console.log(
    ' ',
    await j('POST', '/v1/sites/site-1001/performance', {
      items: [
        { keyword: '강남 미용실 후기', impressions: 500, clicks: 0 },
        { keyword: '강남 미용실', impressions: 300, clicks: 40 },
      ],
    }),
  );

  h('8. 비동기 큐 (BullMQ)');
  console.log(' ', await j('POST', '/v1/merchants/site-2001/generate'));
  for (let i = 0; i < 30; i++) {
    const s = await j('GET', '/v1/sites/site-2001/seo?limit=5');
    if (s.keywords.length) {
      console.log('  워커 처리 완료 →', s.keywords.join(', '));
      break;
    }
    await new Promise((r) => setTimeout(r, 500));
  }

  console.log('\n✅ smoke 완료');
}

function printStats(s: any) {
  console.log(
    `  후보 ${s.candidates} → 신규 ${s.created} / 중복(정확 ${s.matchedExact}, 표기 ${s.matchedTrigram}, 의미 ${s.matchedVector})` +
      ` / 차단 ${s.rejected} / 연결 ${s.linked} / QA ${s.qaCreated}  (${s.durationMs}ms)`,
  );
}

function printDetails(s: any) {
  for (const d of s.details ?? []) {
    const sim = d.similarity != null ? ` (sim=${d.similarity.toFixed(3)} → '${d.matchedTo}')` : '';
    console.log(`    ${d.action.padEnd(16)} ${d.candidate}${sim}`);
  }
}

main().catch((e) => {
  console.error('\n❌', e.message);
  process.exit(1);
});