const { runLighthouse, generateReport, extractMetrics } = require('./utils/lighthouse-runner');

const PAGES = [
  { name: '首页', url: 'http://localhost:3000' },
  { name: '关于我们', url: 'http://localhost:3000/about' },
  { name: '联系我们', url: 'http://localhost:3000/contact' },
  { name: '服务', url: 'http://localhost:3000/services' },
  { name: '产品', url: 'http://localhost:3000/products' },
  { name: '案例', url: 'http://localhost:3000/cases' },
  { name: '新闻', url: 'http://localhost:3000/news' }
];

const THRESHOLDS = {
  performance: 80,
  accessibility: 80,
  bestPractices: 80,
  seo: 80
};

async function auditAllPages() {
  console.log('🚀 开始性能审计...\n');

  const results = [];
  const reportDir = 'test-results/performance';

  if (!fs.existsSync(reportDir)) {
    fs.mkdirSync(reportDir, { recursive: true });
  }

  for (const page of PAGES) {
    console.log(`📊 审计页面: ${page.name} (${page.url})`);

    try {
      const result = await runLighthouse(page.url, {
        onlyCategories: ['performance', 'accessibility', 'best-practices', 'seo'],
        output: 'html'
      });

      const metrics = extractMetrics(result);
      const reportPath = path.join(reportDir, `${page.name.toLowerCase().replace(/\s+/g, '-')}-report.html`);
      generateReport(result, reportPath);

      results.push({
        page: page.name,
        url: page.url,
        metrics,
        reportPath
      });

      console.log(`  ✅ 性能: ${metrics.performance.toFixed(0)}`);
      console.log(`  ✅ 可访问性: ${metrics.accessibility.toFixed(0)}`);
      console.log(`  ✅ 最佳实践: ${metrics.bestPractices.toFixed(0)}`);
      console.log(`  ✅ SEO: ${metrics.seo.toFixed(0)}`);
      console.log(`  📄 报告: ${reportPath}\n`);

    } catch (error) {
      console.error(`  ❌ 审计失败: ${error.message}\n`);
      results.push({
        page: page.name,
        url: page.url,
        error: error.message
      });
    }
  }

  return results;
}

function generateSummary(results) {
  console.log('\n📈 审计摘要\n');
  console.log('─'.repeat(80));

  const table = results.map(r => {
    if (r.error) {
      return `| ${r.page.padEnd(20)} | ❌ 失败: ${r.error.substring(0, 30)} |`;
    }
    const status = (m) => m >= THRESHOLDS.performance ? '✅' : '⚠️';
    return `| ${r.page.padEnd(20)} | ${status(r.metrics.performance)} ${r.metrics.performance.toFixed(0)} | ${status(r.metrics.accessibility)} ${r.metrics.accessibility.toFixed(0)} | ${status(r.metrics.seo)} ${r.metrics.seo.toFixed(0)} |`;
  });

  console.log('| 页面'.padEnd(20) + ' | 性能 | 可访问性 | SEO |');
  console.log('─'.repeat(80));
  table.forEach(row => console.log(row));
  console.log('─'.repeat(80));

  const passed = results.filter(r => !r.error && r.metrics.performance >= THRESHOLDS.performance).length;
  const total = results.length;
  console.log(`\n📊 总计: ${passed}/${total} 页面达到性能标准 (${(passed/total*100).toFixed(1)}%)`);
}

async function main() {
  const results = await auditAllPages();
  generateSummary(results);

  const jsonPath = path.join('test-results', 'performance-summary.json');
  fs.writeFileSync(jsonPath, JSON.stringify(results, null, 2));
  console.log(`\n💾 详细结果已保存到: ${jsonPath}`);
}

main().catch(console.error);