22 lines
963 B
JavaScript
22 lines
963 B
JavaScript
const CACHE = 'dodo-shell-v2'
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const SHELL = ['/', '/manifest.json', '/icon-192.png', '/icon-512.png', '/apple-touch-icon.png']
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self.addEventListener('install', (event) => {
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self.skipWaiting()
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event.waitUntil(caches.open(CACHE).then((cache) => cache.addAll(SHELL)))
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})
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self.addEventListener('activate', (event) => {
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event.waitUntil(caches.keys().then((keys) => Promise.all(keys.filter((key) => key !== CACHE).map((key) => caches.delete(key)))).then(() => self.clients.claim()))
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})
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self.addEventListener('fetch', (event) => {
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const url = new URL(event.request.url)
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if (url.pathname.startsWith('/api/')) return
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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) => cached || fetch(event.request).then((response) => {
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const copy = response.clone()
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caches.open(CACHE).then((cache) => cache.put(event.request, copy))
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return response
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}).catch(() => caches.match('/'))),
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)
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})
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