78 lines
2.2 KiB
JavaScript
78 lines
2.2 KiB
JavaScript
const APP_VERSION = 'v1.1.4';
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const CACHE_VERSION = APP_VERSION;
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const CACHE_NAME = `mazanoke-cache-${CACHE_VERSION}`;
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const urlsToCache = [
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'/',
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'/index.html',
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'/assets/css/fonts.css',
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'/assets/css/variables.css',
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'/assets/css/style.css',
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'/assets/vendor/browser-image-compression.js',
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'/assets/vendor/heic-to.js',
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'/assets/vendor/jszip.js',
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'/assets/js/global.js',
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'/assets/js/utilities.js',
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'/assets/js/helpers.js',
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'/assets/js/ui.js',
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'/assets/js/compression.js',
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'/assets/js/download.js',
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'/assets/js/events.js',
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'/assets/images/android-chrome-192x192.png',
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'/assets/images/android-chrome-512x512.png',
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'/assets/images/apple-touch-icon.png',
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'/assets/images/symbol-192x192.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_NAME).then(cache => cache.addAll(urlsToCache))
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);
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});
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self.addEventListener('fetch', event => {
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const requestUrl = new URL(event.request.url);
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if (['chrome-extension:', 'file:', 'about:'].includes(requestUrl.protocol)) {
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return;
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}
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if (event.request.url.includes('/index.html')) {
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// Network-first strategy for index.html
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event.respondWith(
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fetch(event.request).catch(() => caches.match(event.request))
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);
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} else {
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event.respondWith(
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caches.match(event.request).then(cachedResponse => {
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const fetchPromise = fetch(event.request).then(networkResponse => {
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const responseToCache = networkResponse.clone();
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caches.open(CACHE_NAME).then(cache => {
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cache.put(event.request, responseToCache); // Only cache valid requests
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});
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return networkResponse;
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});
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return cachedResponse || fetchPromise;
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})
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);
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}
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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(cacheNames => {
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return Promise.all(
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cacheNames.map(cacheName => {
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if (cacheName.startsWith('mazanoke-cache-') && cacheName !== CACHE_NAME) {
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return caches.delete(cacheName);
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}
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})
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);
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})
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);
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});
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self.addEventListener('message', (event) => {
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if (event.data === 'SKIP_WAITING') {
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self.skipWaiting();
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}
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}); |