68 lines
1.8 KiB
JavaScript
68 lines
1.8 KiB
JavaScript
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// NoteDiscovery Service Worker
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// Minimal service worker for PWA install support
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// Cache version - automatically uses app version from VERSION file
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// Cache is invalidated when app version changes (e.g., 0.10.4 -> 0.10.5)
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// This forces users to download fresh files when you release a new version.
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const CACHE_NAME = 'notediscovery-__APP_VERSION__';
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// Assets to cache for faster repeat visits
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const PRECACHE_ASSETS = [
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'/static/logo.svg',
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'/static/favicon.svg',
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'/static/app.js'
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];
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// Install event - cache essential assets
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self.addEventListener('install', (event) => {
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event.waitUntil(
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caches.open(CACHE_NAME)
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.then((cache) => cache.addAll(PRECACHE_ASSETS))
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.then(() => self.skipWaiting())
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);
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});
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// Activate event - clean up old caches
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self.addEventListener('activate', (event) => {
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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((name) => name !== CACHE_NAME)
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.map((name) => caches.delete(name))
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);
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}).then(() => self.clients.claim())
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);
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});
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// Fetch event - network first, fallback to cache for assets
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self.addEventListener('fetch', (event) => {
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const url = new URL(event.request.url);
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// Only handle same-origin requests
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if (url.origin !== location.origin) {
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return;
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}
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// For API calls, always go to network
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if (url.pathname.startsWith('/api/')) {
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return;
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}
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// For static assets, try cache first then network
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if (url.pathname.startsWith('/static/')) {
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event.respondWith(
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caches.match(event.request)
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.then((cached) => cached || fetch(event.request))
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);
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return;
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}
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// For everything else, network first
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event.respondWith(
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fetch(event.request)
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.catch(() => caches.match(event.request))
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);
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});
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