service-worker.js

const cacheName = 'Temporas';

// Cache all the files to make a PWA
self.addEventListener('install', e => {
  e.waitUntil(
    caches.open(cacheName).then(cache => {
      return cache.addAll([
        './',
        './manifest.json',
        './styles.css',
        './prism.css',
        './logo192.png',
        './logo512.png',
        './favicon.ico'
      ]);
    })
  );
});

// Our service worker will intercept all fetch requests
// and check if we have cached the file
// if so it will serve the cached file
self.addEventListener('fetch', event => {
  event.respondWith(
    caches.open(cacheName)
      .then(cache => cache.match(event.request, { ignoreSearch: true }))
      .then(response => {
        return response || fetch(event.request);
      })
  );
});