const CACHE_NAME = 'media-max-shell-v6';
const SHELL = ['/static/media-mark.svg', '/static/media-mark-192.png', '/static/media-mark-512.png', '/static/manifest.json'];
self.addEventListener('install', event => {
event.waitUntil(caches.open(CACHE_NAME).then(cache => cache.addAll(SHELL)));
self.skipWaiting();
});
self.addEventListener('activate', event => {
event.waitUntil(caches.keys().then(keys => Promise.all(keys.filter(key => key !== CACHE_NAME).map(key => caches.delete(key)))));
self.clients.claim();
});
self.addEventListener('fetch', event => {
const request = event.request;
if (request.method !== 'GET') return;
const url = new URL(request.url);
if (url.pathname.startsWith('/api/')) return;
event.respondWith(fetch(request).catch(() => {
if (request.mode === 'navigate') {
return new Response('Media MaxMedia Max
Die Verbindung ist momentan unterbrochen. Bitte erneut laden.
', {headers: {'Content-Type': 'text/html; charset=utf-8'}});
}
return caches.match(request).then(response => response || new Response('', {status: 503}));
}));
});