37 lines
1.4 KiB
JavaScript
37 lines
1.4 KiB
JavaScript
const CACHE = 'gibbz-shell-v1';
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// Only stable, unhashed paths here — the built JS/CSS bundle gets a content
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// hash in its filename (e.g. /assets/index-abc123.js), so it can't be listed
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// up front. The fetch handler below caches it lazily on first real request.
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const SHELL = ['/', '/index.html', '/manifest.webmanifest'];
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self.addEventListener('install', (event) => {
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event.waitUntil(caches.open(CACHE).then((cache) => cache.addAll(SHELL)));
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self.skipWaiting();
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});
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self.addEventListener('activate', (event) => {
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event.waitUntil(
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caches.keys().then((keys) => Promise.all(keys.filter((k) => k !== CACHE).map((k) => caches.delete(k))))
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);
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self.clients.claim();
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});
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// Never touch the signaling socket or live API data — only cache the static
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// app shell so the UI can still load (offline/flaky network), not room state.
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self.addEventListener('fetch', (event) => {
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const { request } = event;
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const url = new URL(request.url);
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if (request.method !== 'GET' || url.origin !== self.location.origin) return;
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if (url.pathname.startsWith('/api/') || url.pathname === '/ws') return;
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event.respondWith(
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fetch(request)
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.then((response) => {
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const copy = response.clone();
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caches.open(CACHE).then((cache) => cache.put(request, copy));
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return response;
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})
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.catch(() => caches.match(request).then((cached) => cached || caches.match('/index.html')))
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);
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});
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