Offlinehandling hinzugefügt

This commit is contained in:
Borgal
2025-09-17 14:41:20 +02:00
parent 73efeba2b9
commit c5b7f3ecbd
3 changed files with 159 additions and 4 deletions

77
sw.js Executable file
View File

@@ -0,0 +1,77 @@
const CACHE_NAME = 'domili-v' + new Date().getTime();
const urlsToCache = [
'/',
//'/index.php',
//'/login.php',
'/offline.html',
'/css/style.css',
'/img/icon-192.png',
'/img/icon-512.png'
];
// Installation - immer neue Version
self.addEventListener('install', event => {
event.waitUntil(
caches.open(CACHE_NAME)
.then(cache => {
return cache.addAll(urlsToCache);
})
);
self.skipWaiting(); // Sofort aktivieren
});
// Aktivierung - alte Caches automatisch löschen
self.addEventListener('activate', event => {
event.waitUntil(
caches.keys().then(cacheNames => {
return Promise.all(
cacheNames
.filter(name => name !== CACHE_NAME)
.map(name => caches.delete(name))
);
})
);
return self.clients.claim(); // Sofort Kontrolle übernehmen
});
// Fetch mit Network First für PHP, Cache First für statische Dateien
self.addEventListener('fetch', event => {
if (!event.request.url.startsWith('http')) return;
const url = new URL(event.request.url);
// Statische Ressourcen - Cache First
if (url.pathname.endsWith('.css') ||
url.pathname.endsWith('.png') ||
url.pathname.endsWith('.jpg') ||
url.pathname.endsWith('.js')) {
event.respondWith(
caches.match(event.request)
.then(response => response || fetch(event.request))
);
}
// Dynamische Seiten - Network First mit Offline-Fallback
else {
event.respondWith(
fetch(event.request)
.then(response => {
// Bei erfolgreicher Antwort: in Cache speichern
if (response && response.status === 200) {
const responseToCache = response.clone();
caches.open(CACHE_NAME).then(cache => {
cache.put(event.request, responseToCache);
});
}
return response;
})
.catch(() => caches.match('/offline.html'))
);
}
});
// Nachrichten vom Client empfangen
self.addEventListener('message', event => {
if (event.data.action === 'skipWaiting') {
self.skipWaiting();
}
});