import { readFileSync, writeFileSync } from 'node:fs';

function patchFile(file, patcher) {
  const before = readFileSync(file, 'utf8');
  const after = patcher(before);
  if (after !== before) writeFileSync(file, after, 'utf8');
}

patchFile('scripts/deploy-webroot.sh', (s) => {
  if (s.includes('generate-static-feed.mjs')) return s;
  return `${s.rstrip?.() || s.trimEnd()}\n\n# dateweb growth route: Feed and RSS\nif [ -f scripts/generate-static-feed.mjs ]; then\n  node scripts/generate-static-feed.mjs\nfi\n`;
});

patchFile('scripts/growth-insights.mjs', (s) => {
  if (s.includes("  '/feed/',")) return s;
  return s.replace("  '/sitemap/',", "  '/sitemap/',\n  '/feed/',");
});

patchFile('scripts/growth-backlog.mjs', (s) => {
  let out = s;
  if (!out.includes("['/feed/', 'Ratgeber-Feed'")) {
    out = out.replace("  ['/sitemap/', 'HTML-Sitemap', 'Crawl- und Nutzer-Orientierung'],", "  ['/sitemap/', 'HTML-Sitemap', 'Crawl- und Nutzer-Orientierung'],\n  ['/feed/', 'Ratgeber-Feed', 'RSS-/HTML-Verteiler für neue Ratgeber'],");
  }
  if (!out.includes("['/feed/', ['dateweb_feed_growth'")) {
    out = out.replace("  ['/sitemap/', ['sitemap_register']],", "  ['/sitemap/', ['sitemap_register']],\n  ['/feed/', ['dateweb_feed_growth', '/feed.xml', '/rss.xml']],");
  }
  return out;
});

patchFile('scripts/growth-report.sh', (s) => {
  let out = s;
  if (!out.includes('"/feed/"')) {
    out = out.replace('"/sitemap/"', '"/sitemap/" "/feed/"');
  }
  if (!out.includes('HTML-Feed Marker')) {
    out = out.replace('## Social Preview und Web-App-Signale', '## Feed-Verteiler\nREPORT\ncheck_contains "$PUBLIC_HTML/feed/index.html" "dateweb_feed_growth" "HTML-Feed Marker" || true\ncheck_contains "$PUBLIC_HTML/feed.xml" "<rss version" "RSS Feed" || true\ncheck_contains "$PUBLIC_HTML/rss.xml" "<rss version" "RSS Alias" || true\n\ncat >> "$REPORT_FILE" <<REPORT\n\n## Social Preview und Web-App-Signale');
  }
  return out;
});