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70 lines
2.1 KiB
70 lines
2.1 KiB
var staticCacheName = "django-pwa-v" + new Date().getTime();
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self.addEventListener("install", event => {
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this.skipWaiting();
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const urlsToCache = [
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'/app/login/',
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'/app/home/',
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'/static/app/css/bootstrap.css',
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'/static/app/css/custom.css',
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'/static/app/js/dbcontrol.js',
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'/static/app/js/home.js',
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'/static/app/js/timer.js',
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'/static/app/js/welcomeControl.js',
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'/static/app/js/UpdateInfoControl.js',
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'/static/app/images/refresh.png',
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'/static/app/images/play.png',
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'/static/app/images/pause.png',
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'/static/app/images/stop.png',
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'/static/app/images/addcircle.png'
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];
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event.waitUntil(
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caches.open(staticCacheName)
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.then(cache => {
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// Array von Promises, um alle Ressourcen zu cachen
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return Promise.all(
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urlsToCache.map(url => {
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return fetch(url, { redirect: 'follow' }).then(response => {
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// Prüfe, ob die Antwort erfolgreich und nicht umgeleitet wurde
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if (response.ok && !response.redirected) {
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return cache.put(url, response);
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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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});
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// Clear cache on activate
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self.addEventListener('activate', event => {
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event.waitUntil(self.clients.claim());
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event.waitUntil(
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caches.keys().then(cacheNames => {
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return Promise.all(
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cacheNames
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.filter(cacheName => (cacheName.startsWith("django-pwa-")))
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.filter(cacheName => (cacheName !== staticCacheName))
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.map(cacheName => caches.delete(cacheName))
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);
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})
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);
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});
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// Serve from Cache
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self.addEventListener("fetch", event => {
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event.respondWith(
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caches.match(event.request)
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.then(response => {
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return response || fetch(event.request);
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})
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.catch(() => {
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return caches.match('/app/home');
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})
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)
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}); |