import assert from 'node:assert/strict';
import test from 'node:test';
import {
  extractFaqFromHeadings,
  parseMindspaceGeoMeta,
  resolveGeoFaq,
  resolveGeoKeywords,
} from './mindspace-geo-meta.mjs';

test('parseMindspaceGeoMeta reads author faq and keywords', () => {
  const html = `<meta name="mindspace-geo" content='{"summary":"攻略","keywords":["旅游"],"faq":[{"q":"怎么去?","a":"高铁直达"}]}'>`;
  const meta = parseMindspaceGeoMeta(html);
  assert.equal(meta.summary, '攻略');
  assert.deepEqual(meta.keywords, ['旅游']);
  assert.equal(meta.faq.length, 1);
});

test('parseMindspaceGeoMeta reads legacy single-quoted json with apostrophes in faq', () => {
  const html = `<meta name="mindspace-geo" content='{"summary":"业绩回顾","keywords":["报告"],"faq":[{"q":"费比规则?","a":"单客户费比上限18%，超标须特批"}]}'>`;
  const meta = parseMindspaceGeoMeta(html);
  assert.equal(meta.summary, '业绩回顾');
  assert.equal(meta.faq[0].a, '单客户费比上限18%，超标须特批');
});

test('extractFaqFromHeadings builds faq from h2 and paragraph', () => {
  const html = `<body>
    <h2>最佳季节</h2><p>春秋两季气候最舒适，适合徒步与摄影。</p>
    <h2>交通方式</h2><p>可乘坐高铁到仙居站，再转乘景区巴士。</p>
  </body>`;
  const faq = extractFaqFromHeadings(html);
  assert.equal(faq.length, 2);
  assert.equal(faq[0].q, '最佳季节');
  assert.match(faq[0].a, /春秋/);
});

test('resolveGeoFaq prefers author faq over extracted headings', () => {
  const html = `<meta name="mindspace-geo" content='{"faq":[{"q":"作者问题","a":"作者答案"}]}'>
  <h2>自动问题</h2><p>自动答案内容足够长以通过校验。</p>`;
  const faq = resolveGeoFaq(html);
  assert.equal(faq[0].q, '作者问题');
});

test('resolveGeoKeywords falls back to cover tag and h2 headings', () => {
  const html = `<title>仙居玩水攻略</title>
  <meta name="mindspace-cover" content='{"tag":"旅行","subtitle":"淡竹白溪"}'>
  <h2>装备清单</h2>`;
  const keywords = resolveGeoKeywords(html);
  assert.ok(keywords.includes('旅行'));
  assert.ok(keywords.includes('装备清单'));
});