Jānis Kacēns
21 lines
583 B
JavaScript
21 lines
583 B
JavaScript
const CACHE = 'qbank-v1';
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self.addEventListener('install', () => self.skipWaiting());
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self.addEventListener('activate', e => e.waitUntil(clients.claim()));
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self.addEventListener('fetch', e => {
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// Network-first: serve fresh, fall back to cache for GET requests.
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if (e.request.method !== 'GET') return;
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e.respondWith(
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fetch(e.request)
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.then(res => {
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if (res.ok) {
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const clone = res.clone();
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caches.open(CACHE).then(c => c.put(e.request, clone));
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}
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return res;
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})
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.catch(() => caches.match(e.request))
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);
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});
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