source: public/serviceworker.js@ c08466c

develop
Last change on this file since c08466c was 83da0d2, checked in by beratkjufliju <kufliju@…>, 3 years ago

added pwa

  • Property mode set to 100644
File size: 1.4 KB
Line 
1var staticCacheName = "pwa-v" + new Date().getTime();
2var filesToCache = [
3 '/offline',
4 '/css/app.css',
5 '/js/app.js',
6 '/images/icons/icon-72x72.png',
7 '/images/icons/icon-96x96.png',
8 '/images/icons/icon-128x128.png',
9 '/images/icons/icon-144x144.png',
10 '/images/icons/icon-152x152.png',
11 '/images/icons/icon-192x192.png',
12 '/images/icons/icon-384x384.png',
13 '/images/icons/icon-512x512.png',
14];
15
16// Cache on install
17self.addEventListener("install", event => {
18 this.skipWaiting();
19 event.waitUntil(
20 caches.open(staticCacheName)
21 .then(cache => {
22 return cache.addAll(filesToCache);
23 })
24 )
25});
26
27// Clear cache on activate
28self.addEventListener('activate', event => {
29 event.waitUntil(
30 caches.keys().then(cacheNames => {
31 return Promise.all(
32 cacheNames
33 .filter(cacheName => (cacheName.startsWith("pwa-")))
34 .filter(cacheName => (cacheName !== staticCacheName))
35 .map(cacheName => caches.delete(cacheName))
36 );
37 })
38 );
39});
40
41// Serve from Cache
42self.addEventListener("fetch", event => {
43 event.respondWith(
44 caches.match(event.request)
45 .then(response => {
46 return response || fetch(event.request);
47 })
48 .catch(() => {
49 return caches.match('offline');
50 })
51 )
52});
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