40 lines
1.2 KiB
JavaScript
40 lines
1.2 KiB
JavaScript
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/* sw.js — Matrix PWA service worker
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* PRECACHE_URLS is replaced at build time by the generate-sw Vite plugin.
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* Registration is gated to import.meta.env.PROD in main.js, so this template
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* file is never evaluated by browsers during development.
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*/
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const CACHE_NAME = 'timmy-matrix-v1';
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const PRECACHE_URLS = __PRECACHE_URLS__;
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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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self.addEventListener('activate', event => {
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event.waitUntil(
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caches.keys().then(keys =>
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Promise.all(keys.filter(k => k !== CACHE_NAME).map(k => caches.delete(k)))
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)
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);
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self.clients.claim();
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});
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self.addEventListener('fetch', event => {
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if (event.request.method !== 'GET') return;
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event.respondWith(
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caches.match(event.request).then(cached => {
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if (cached) return cached;
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return fetch(event.request).then(response => {
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if (!response || response.status !== 200 || response.type !== 'basic') {
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return response;
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}
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caches.open(CACHE_NAME).then(cache => cache.put(event.request, response.clone()));
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return response;
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});
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})
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);
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});
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