sw.js

const CACHE_NAME = "pwa-v9";

const urlsToCache = [
  "/",
  "/index.html",
  "/favicon.ico",
  "/manifest.webmanifest",
  "/css/reset.css",
  "/css/reveal.css",
  "/css/theme/black.css",
  "/js/reveal.js",
  "/plugin/zoom-js/zoom.js",
  "/plugin/highlight/highlight.js",
  "/plugin/markdown/example.md",
  "/plugin/markdown/marked.js",
  "/plugin/markdown/example.html",
  "/plugin/markdown/markdown.js",
  "/plugin/search/search.js",
  "/lib/css/monokai.css",
  "/lib/css/zenburn.css",
  "/lib/js/html5shiv.js",
  "/lib/js/promise.js",
  "/lib/font/source-sans-pro/source-sans-pro.css",
  "/lib/font/source-sans-pro/source-sans-pro-semibolditalic.eot",
  "/lib/font/source-sans-pro/source-sans-pro-regular.woff",
  "/lib/font/source-sans-pro/source-sans-pro-semibold.woff",
  "/lib/font/source-sans-pro/source-sans-pro-semibolditalic.woff",
  "/lib/font/source-sans-pro/source-sans-pro-semibolditalic.ttf",
  "/lib/font/source-sans-pro/source-sans-pro-regular.eot",
  "/lib/font/source-sans-pro/source-sans-pro-italic.ttf",
  "/lib/font/source-sans-pro/source-sans-pro-semibold.ttf",
  "/lib/font/source-sans-pro/source-sans-pro-italic.woff",
  "/lib/font/source-sans-pro/source-sans-pro-regular.ttf",
  "/lib/font/source-sans-pro/source-sans-pro-italic.eot",
  "/lib/font/source-sans-pro/source-sans-pro-semibold.eot",
  "/lib/font/league-gothic/league-gothic.woff",
  "/lib/font/league-gothic/league-gothic.css",
  "/lib/font/league-gothic/league-gothic.ttf",
  "/lib/font/league-gothic/league-gothic.eot",
  "/assets/sw.png",
  "/assets/thanks.gif",
  "/assets/logo.png",
  "/assets/programando.gif",
  "/assets/doubt.gif",
  "/assets/icons/icon-72x72.png",
  "/assets/icons/icon-96x96.png",
  "/assets/icons/icon-128x128.png",
  "/assets/icons/icon-144x144.png",
  "/assets/icons/icon-152x152.png",
  "/assets/icons/icon-192x192.png",
  "/assets/icons/icon-384x384.png",
  "/assets/icons/icon-512x512.png",
  "/assets/why.gif",
];

self.addEventListener("install", (event) => {
  self.skipWaiting();
  event.waitUntil(
    caches.open(CACHE_NAME).then((cache) => cache.addAll(urlsToCache))
  );
});

self.addEventListener("fetch", (event) => {
  event.respondWith(
    caches.match(event.request).then((response) => {
      if (response) {
        return response;
      }
      return fetch(event.request);
    })
  );
});

self.addEventListener("activate", (event) => {
  event.waitUntil(
    caches.keys().then((cacheNames) =>
      Promise.all(
        cacheNames.map((cacheName) => {
          if (CACHE_NAME != cacheName) {
            return caches.delete(cacheName);
          }
        })
      )
    )
  );
});