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44 lines
1.0 KiB
44 lines
1.0 KiB
const cacheAssets = [
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'/pwa/index.html',
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'/pwa/testdata.json',
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]
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const cacheName = '00004';
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// Call Install Event
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self.addEventListener('install', e => {
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console.log('Service Worker: Installed');
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e.waitUntil(
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async () => {
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cache = await caches.open(cacheName);
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console.log('Service Worker: Caching Files', cache);
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await cache.addAll(cacheAssets);
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self.skipWaiting();
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}
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);
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});
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// Call Activate Event
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self.addEventListener('activate', e => {
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console.log('Service Worker: Activated');
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// Remove unwanted caches
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e.waitUntil(
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caches.keys().then(cacheNames => {
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return Promise.all(
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cacheNames.map(cache => {
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if (cache !== cacheName) {
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console.log('Service Worker: Clearing Old Cache');
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return caches.delete(cache);
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}
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})
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);
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})
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);
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});
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// Call Fetch Event
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self.addEventListener('fetch', e => {
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console.log('Service Worker: Fetching');
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e.respondWith(fetch(e.request).catch(() => caches.match(e.request)));
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});
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