https://app.high-q.co.il/service-worker.js

1const currentVersion = 'v4';
2
3self.addEventListener('install', (event) => {
4  event.waitUntil(
5    caches.open(currentVersion)
6      .then((cache) => {
7        return cache.addAll([]);
8      }),
9  );
10});
11
12self.addEventListener('activate', (event) => {
13  var cacheKeeplist = [currentVersion];
14
15  event.waitUntil(
16    caches.keys()
17      .then((keyList) => {
18        return Promise.all(keyList.map((key) => {
19          if (cacheKeeplist.indexOf(key) === -1) {
20            return caches.delete(key);
21          }
22        }));
23      }),
24  );
25});
26
27self.addEventListener('fetch', (event) => {
28  const cachesFiles = /\.js|\.html|\.png|\.svg|\.jpg|\.gif|\.json|\.mp3|\.woff2|\.woff|\.css/;
29
30  if ((!cachesFiles.test(event.request.url) ||
31    (!event.request.url.includes('https'))) &&
32    event.request.destination !== 'document'
33  ) {
34    return;
35  }
36
37  event.respondWith(
38    caches.match(event.request)
39      .then((resp) => {
40        return resp || fetch(event.request)
41          .then((response) => {
42            return caches.open(currentVersion)
43              .then((cache) => {
44                cache.put(event.request, response.clone());
45                return response;
46              });
47          });
48      }),
49  );
50});