40 lines
1.0 KiB
JavaScript
40 lines
1.0 KiB
JavaScript
const CACHE_NAME = 'l484-pwa-v1'
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const APP_SHELL = [
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'/',
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'/manifest.webmanifest',
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'/images/small-logo.svg',
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'/images/header-logo.svg',
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'/images/pattern.jpg',
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]
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self.addEventListener('install', (event) => {
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event.waitUntil(caches.open(CACHE_NAME).then((cache) => cache.addAll(APP_SHELL)))
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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((key) => key !== CACHE_NAME).map((key) => caches.delete(key))),
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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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const url = new URL(event.request.url)
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if (url.pathname.startsWith('/api/')) return
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event.respondWith(
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caches.match(event.request).then((cached) =>
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cached || fetch(event.request).then((response) => {
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if (event.request.method === 'GET' && response.ok) {
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const clone = response.clone()
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caches.open(CACHE_NAME).then((cache) => cache.put(event.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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})
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