55 lines
1.4 KiB
JavaScript
55 lines
1.4 KiB
JavaScript
const CACHE = 'bri-tunes-v1';
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const STATIC_PRECACHE = [
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'/',
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'/static/css/app.css',
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'/static/js/player.js',
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'/static/js/navigate.js',
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'/static/js/bg-grid.js',
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'/static/js/player-viz.js',
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'/static/js/boot-sequence.js',
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'/static/vendor/fonts/Orbitron.woff2',
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'/static/vendor/fonts/Inter.woff2',
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'/static/vendor/three/three.module.min.js',
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];
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self.addEventListener('install', (e) => {
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e.waitUntil(caches.open(CACHE).then((c) => c.addAll(STATIC_PRECACHE)));
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self.skipWaiting();
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});
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self.addEventListener('activate', (e) => {
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e.waitUntil(
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caches.keys().then((keys) =>
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Promise.all(keys.filter((k) => k !== CACHE).map((k) => caches.delete(k)))
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)
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);
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self.clients.claim();
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});
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self.addEventListener('fetch', (e) => {
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const { request } = e;
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const url = new URL(request.url);
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// Never intercept audio streams or cross-origin requests.
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if (url.pathname.startsWith('/stream/') || url.origin !== self.location.origin) return;
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// Static assets: cache-first.
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if (url.pathname.startsWith('/static/')) {
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e.respondWith(
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caches.match(request).then((cached) => cached || fetch(request))
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);
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return;
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}
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// HTML pages: network-first, fall back to cache.
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e.respondWith(
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fetch(request)
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.then((res) => {
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const clone = res.clone();
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caches.open(CACHE).then((c) => c.put(request, clone));
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return res;
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})
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.catch(() => caches.match(request))
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);
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});
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