MacPro
79 lines
2.0 KiB
JavaScript
79 lines
2.0 KiB
JavaScript
const CACHE_NAME = 'workout-planner-v1';
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// Assets to pre-cache for offline shell
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const PRECACHE_URLS = [
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'/icons/favicon.svg',
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'/icons/icon-192x192.png',
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'/manifest.json',
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];
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// Install: pre-cache critical assets
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self.addEventListener('install', (event) => {
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event.waitUntil(
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caches.open(CACHE_NAME).then((cache) => cache.addAll(PRECACHE_URLS))
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);
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self.skipWaiting();
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});
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// Activate: clean old caches
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self.addEventListener('activate', (event) => {
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event.waitUntil(
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caches.keys().then((keys) =>
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Promise.all(
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keys
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.filter((key) => key !== CACHE_NAME)
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.map((key) => caches.delete(key))
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)
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)
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);
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self.clients.claim();
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});
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// Fetch: network-first for API/pages, cache-first for static assets
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self.addEventListener('fetch', (event) => {
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const { request } = event;
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const url = new URL(request.url);
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// Skip non-GET requests
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if (request.method !== 'GET') return;
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// Skip API routes — always go to network
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if (url.pathname.startsWith('/api/')) return;
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// Static assets (icons, fonts, images): cache-first
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if (
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url.pathname.startsWith('/icons/') ||
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url.pathname.startsWith('/_next/static/') ||
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url.pathname.endsWith('.svg') ||
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url.pathname.endsWith('.png') ||
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url.pathname.endsWith('.woff2')
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) {
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event.respondWith(
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caches.match(request).then((cached) => {
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if (cached) return cached;
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return fetch(request).then((response) => {
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if (response.ok) {
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const clone = response.clone();
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caches.open(CACHE_NAME).then((cache) => cache.put(request, clone));
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}
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return response;
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});
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})
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);
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return;
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}
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// Pages: network-first with offline fallback
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event.respondWith(
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fetch(request)
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.then((response) => {
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if (response.ok) {
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const clone = response.clone();
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caches.open(CACHE_NAME).then((cache) => cache.put(request, clone));
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}
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return response;
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})
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.catch(() => caches.match(request))
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);
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});
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