60 lines
1.5 KiB
JavaScript
60 lines
1.5 KiB
JavaScript
const CACHE_NAME = 'workout-runner-cache-v1.2';
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const urlsToCache = [
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'/',
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'/index.html',
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'/style.css',
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'/app.js',
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'/manifest.json',
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'/idb.umd.js',
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'/icons/icon-192x192.png',
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'/icons/icon-512x512.png',
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];
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self.addEventListener('install', event => {
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self.skipWaiting();
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event.waitUntil(
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caches.open(CACHE_NAME)
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.then(cache => {
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console.log('Opened cache and caching app shell');
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return cache.addAll(urlsToCache);
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})
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);
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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(cacheNames => {
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return Promise.all(
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cacheNames.map(cacheName => {
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if (cacheName !== CACHE_NAME) {
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console.log('Deleting old cache:', cacheName);
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return caches.delete(cacheName);
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}
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})
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);
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}).then(() => {
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return self.clients.claim();
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})
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);
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});
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self.addEventListener('fetch', event => {
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if (event.request.method !== 'GET') {
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return;
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}
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event.respondWith(
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fetch(event.request)
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.then(networkResponse => {
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return caches.open(CACHE_NAME).then(cache => {
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cache.put(event.request, networkResponse.clone());
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return networkResponse;
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});
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})
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.catch(() => {
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return caches.match(event.request);
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})
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);
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});
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