https://lesbonnesondes.ma/sw.js

1// Cache limité à trois images publiques. Aucune page, API ou donnée privée.
2const CACHE_NAME = 'lbo-cache-v4-public';
3const CORE_ASSETS = ['icon-192.png', 'icon-512.png', 'logo-lbo.png'];
4const PUBLIC_URLS = CORE_ASSETS.map(p => new URL(p, self.registration.scope).href);
5self.addEventListener('install', event => {
6  self.skipWaiting();
7  event.waitUntil(caches.open(CACHE_NAME).then(cache => cache.addAll(PUBLIC_URLS)).catch(() => {}));
8});
9self.addEventListener('activate', event => {
10  event.waitUntil(caches.keys().then(keys => Promise.all(
11    keys.filter(k => k.startsWith('lbo-cache-') && k !== CACHE_NAME).map(k => caches.delete(k))
12  )).then(() => self.clients.claim()));
13});
14self.addEventListener('fetch', event => {
15  if (event.request.method !== 'GET' || !PUBLIC_URLS.includes(event.request.url)) return;
16  event.respondWith(fetch(event.request).then(response => {
17    if (response.ok && response.type === 'basic') {
18      const copy = response.clone();
19      event.waitUntil(caches.open(CACHE_NAME).then(c => c.put(event.request, copy)).catch(() => {}));
20    }
21    return response;
22  }).catch(() => caches.match(event.request)));
23});