26 lines
850 B
JavaScript
26 lines
850 B
JavaScript
const CACHE = 'posimai-brief-v5';
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const ASSETS = ['/', '/index.html', '/manifest.json'];
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const ORIGIN = self.location.origin;
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self.addEventListener('install', e => {
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e.waitUntil(caches.open(CACHE).then(c => c.addAll(ASSETS)));
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self.skipWaiting();
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});
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self.addEventListener('activate', e => {
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e.waitUntil(
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caches.keys().then(keys =>
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Promise.all(keys.filter(k => k !== CACHE).map(k => caches.delete(k)))
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).then(() => self.clients.claim())
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.catch(err => console.warn('[SW] activate error', err))
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);
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});
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self.addEventListener('fetch', e => {
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// クロスオリジン（Feed API・server.js・open-meteo 等）はキャッシュしない
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if (!e.request.url.startsWith(ORIGIN)) return;
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e.respondWith(
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caches.match(e.request).then(cached => cached || fetch(e.request))
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);
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});
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