diff --git a/backend/novasonic-server.js b/backend/novasonic-server.js index ee90b48..c3152a5 100644 --- a/backend/novasonic-server.js +++ b/backend/novasonic-server.js @@ -312,38 +312,14 @@ app.get('/api/itunes/lookup', async (req, res, next) => { // ─── ITUNES PROXY ───────────────────────────────────────────────────────────── // Browsers can't call itunes.apple.com directly (no CORS headers). Proxy it here. // Note: /api/itunes/lookup is handled above — proxy only covers /search and id-based /lookup. -// -// Cached (30 min): iTunes' Search API rate-limits ~20 req/min per IP. Without a cache, heavy -// download activity (each download does several album/track lookups) plus client searches blow -// past that and Apple starts returning empty/throttle responses — so the Apple-Music search "finds -// nothing". Serving repeated identical queries from cache keeps us well under the limit. -const _itunesCache = new Map(); // target url → { ts, body } -const ITUNES_TTL = 30 * 60 * 1000; app.get('/api/itunes/:endpoint', (req, res) => { const allowed = new Set(['search', 'lookup']); if (!allowed.has(req.params.endpoint)) return res.status(404).json({ error: 'not found' }); const qs = new URLSearchParams(req.query).toString(); const target = `https://itunes.apple.com/${req.params.endpoint}${qs ? '?' + qs : ''}`; - - const cached = _itunesCache.get(target); - if (cached && Date.now() - cached.ts < ITUNES_TTL) { - res.setHeader('Content-Type', 'application/json'); - return res.send(cached.body); - } - https.get(target, { headers: { 'User-Agent': 'NovaSonic/1.0' } }, upstream => { - let body = ''; - upstream.on('data', d => body += d); - upstream.on('end', () => { - // Only cache a genuine iTunes response (200 + the resultCount signature) — never a throttle - // or error page, or an empty result would get pinned for 30 min. - if (upstream.statusCode === 200 && body.includes('"resultCount"')) { - if (_itunesCache.size > 500) _itunesCache.clear(); // simple bound - _itunesCache.set(target, { ts: Date.now(), body }); - } - res.setHeader('Content-Type', 'application/json'); - res.status(upstream.statusCode || 200).send(body); - }); + res.setHeader('Content-Type', 'application/json'); + upstream.pipe(res); }).on('error', e => res.status(502).json({ error: e.message })); });