122 lines
2.9 KiB
JavaScript
122 lines
2.9 KiB
JavaScript
const CACHE_NAME = 'jleibl-portfolio-v1';
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const PRECACHE_ASSETS = [
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'/',
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'/index.html',
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'/manifest.json',
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];
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const STYLE_ASSETS = [
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'/styles/global.css',
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'/styles/theme.css'
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];
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const IMAGE_ASSETS = [
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'/images/profile-image.jpg'
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];
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const ALL_ASSETS = [
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...PRECACHE_ASSETS,
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...STYLE_ASSETS,
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...IMAGE_ASSETS
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];
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self.addEventListener('install', event => {
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self.skipWaiting();
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event.waitUntil(
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caches.open(CACHE_NAME)
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.then(cache => {
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console.log('Opened cache');
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return cache.addAll(PRECACHE_ASSETS);
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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 !== CACHE_NAME) {
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console.log('Deleting old cache:', cacheName);
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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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return self.clients.claim();
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});
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function shouldCache(url) {
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if (url.origin === self.location.origin) {
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if (url.pathname.endsWith('.html') ||
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url.pathname.endsWith('.css') ||
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url.pathname.endsWith('.js') ||
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url.pathname.endsWith('.jpg') ||
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url.pathname.endsWith('.jpeg') ||
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url.pathname.endsWith('.png') ||
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url.pathname.endsWith('.svg') ||
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url.pathname.endsWith('.webp') ||
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url.pathname.endsWith('.woff') ||
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url.pathname.endsWith('.woff2') ||
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url.pathname.endsWith('.json')) {
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return true;
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}
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if (url.pathname === '/') {
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return true;
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}
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}
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return false;
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}
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self.addEventListener('fetch', event => {
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if (event.request.mode === 'navigate' || shouldCache(new URL(event.request.url))) {
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event.respondWith(
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caches.match(event.request)
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.then(response => {
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if (response) {
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return response;
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}
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const fetchRequest = event.request.clone();
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return fetch(fetchRequest)
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.then(response => {
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if (!response || response.status !== 200 || response.type !== 'basic') {
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return response;
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}
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const responseToCache = response.clone();
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if (shouldCache(new URL(event.request.url))) {
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caches.open(CACHE_NAME)
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.then(cache => {
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cache.put(event.request, responseToCache);
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});
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}
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return response;
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})
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.catch(error => {
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console.log('Fetch failed:', error);
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if (event.request.mode === 'navigate') {
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return caches.match('/');
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}
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return null;
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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 && event.data.type === 'SKIP_WAITING') {
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self.skipWaiting();
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}
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});
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