37 lines
901 B
JavaScript
37 lines
901 B
JavaScript
const CACHE = 'jarvis-v1';
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const SHELL = [
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'/static/style.css',
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'/static/app.js',
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'/static/icon.png',
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'/static/logo.png',
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];
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self.addEventListener('install', e => {
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e.waitUntil(
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caches.open(CACHE).then(c => c.addAll(SHELL)).then(() => self.skipWaiting())
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);
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});
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self.addEventListener('activate', e => {
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e.waitUntil(
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caches.keys()
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.then(keys => Promise.all(keys.filter(k => k !== CACHE).map(k => caches.delete(k))))
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.then(() => self.clients.claim())
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);
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});
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self.addEventListener('fetch', e => {
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const url = new URL(e.request.url);
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if (url.pathname.startsWith('/static/')) {
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// Cache-first for static assets
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e.respondWith(
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caches.match(e.request).then(r => r || fetch(e.request))
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);
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} else {
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// Network-first for everything else (pages, API)
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e.respondWith(
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fetch(e.request).catch(() => caches.match(e.request))
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);
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}
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});
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