A R R R Associates
43 lines
1.3 KiB
JavaScript
43 lines
1.3 KiB
JavaScript
const CACHE_VERSION = 'arrr-erp-pwa-v1';
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const CORE_ASSETS = [
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'/manifest.webmanifest',
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'/static/css/theme_tokens.css',
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'/static/pwa/icons/icon-192.png',
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'/static/pwa/icons/icon-512.png'
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];
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self.addEventListener('install', (event) => {
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event.waitUntil(
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caches.open(CACHE_VERSION).then((cache) => cache.addAll(CORE_ASSETS)).catch(() => undefined)
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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) => Promise.all(keys.filter((key) => key !== CACHE_VERSION).map((key) => caches.delete(key))))
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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 request = event.request;
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if (request.method !== 'GET') return;
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const url = new URL(request.url);
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if (url.origin !== self.location.origin) return;
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if (url.pathname.startsWith('/static/')) {
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event.respondWith(
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caches.match(request).then((cached) => cached || fetch(request).then((response) => {
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const copy = response.clone();
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caches.open(CACHE_VERSION).then((cache) => cache.put(request, copy)).catch(() => undefined);
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return response;
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}))
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);
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return;
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}
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event.respondWith(fetch(request).catch(() => caches.match('/static/css/theme_tokens.css')));
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});
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