50 lines
1.1 KiB
JavaScript
50 lines
1.1 KiB
JavaScript
|
const CACHE_NAME = 'puffin-calculator-v1';
|
||
|
|
const urlsToCache = [
|
||
|
|
'/',
|
||
|
|
'/mobile-app',
|
||
|
|
'/static/js/bundle.js',
|
||
|
|
'/static/css/main.css',
|
||
|
|
'/puffinOffset.webp',
|
||
|
|
'/manifest.json'
|
||
|
|
];
|
||
|
|
|
||
|
|
// Install event - cache resources
|
||
|
|
self.addEventListener('install', (event) => {
|
||
|
|
event.waitUntil(
|
||
|
|
caches.open(CACHE_NAME)
|
||
|
|
.then((cache) => {
|
||
|
|
return cache.addAll(urlsToCache);
|
||
|
|
})
|
||
|
|
.catch((error) => {
|
||
|
|
console.log('Cache install failed:', error);
|
||
|
|
})
|
||
|
|
);
|
||
|
|
});
|
||
|
|
|
||
|
|
// Fetch event - serve from cache when offline
|
||
|
|
self.addEventListener('fetch', (event) => {
|
||
|
|
event.respondWith(
|
||
|
|
caches.match(event.request)
|
||
|
|
.then((response) => {
|
||
|
|
// Return cached version or fetch from network
|
||
|
|
return response || fetch(event.request);
|
||
|
|
}
|
||
|
|
)
|
||
|
|
);
|
||
|
|
});
|
||
|
|
|
||
|
|
// Activate event - clean up old caches
|
||
|
|
self.addEventListener('activate', (event) => {
|
||
|
|
event.waitUntil(
|
||
|
|
caches.keys().then((cacheNames) => {
|
||
|
|
return Promise.all(
|
||
|
|
cacheNames.map((cacheName) => {
|
||
|
|
if (cacheName !== CACHE_NAME) {
|
||
|
|
return caches.delete(cacheName);
|
||
|
|
}
|
||
|
|
})
|
||
|
|
);
|
||
|
|
})
|
||
|
|
);
|
||
|
|
});
|