32 lines
1.3 KiB
JavaScript
32 lines
1.3 KiB
JavaScript
const CACHE = 'life-os-shell-v1.13.0';
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const SHELL = [
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'/', '/index.html', '/manifest.webmanifest', '/life-os-icon.svg'
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];
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self.addEventListener('install', event => {
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event.waitUntil(caches.open(CACHE).then(cache => cache.addAll(SHELL)).then(() => self.skipWaiting()));
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});
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self.addEventListener('activate', event => {
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event.waitUntil(caches.keys().then(keys => Promise.all(keys.filter(key => key.startsWith('life-os-shell-') && key !== CACHE).map(key => caches.delete(key)))).then(() => self.clients.claim()));
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});
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self.addEventListener('fetch', event => {
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const request = event.request;
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if (request.method !== 'GET' || new URL(request.url).origin !== self.location.origin) return;
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const url = new URL(request.url);
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if (url.pathname.startsWith('/api/')) return;
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if (request.mode === 'navigate') {
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event.respondWith(fetch(request).then(response => {
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const copy = response.clone();
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caches.open(CACHE).then(cache => cache.put('/index.html', copy));
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return response;
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}).catch(() => caches.match('/index.html')));
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return;
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}
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event.respondWith(caches.match(request).then(cached => cached || fetch(request).then(response => {
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if (response.ok) caches.open(CACHE).then(cache => cache.put(request, response.clone()));
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return response;
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})));
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});
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