serviceWorker.js

// This file is used to register a service worker for offline caching

// Define the cache name
const CACHE_NAME = "file-management-cache-v1";

// Define the files to cache
const urlsToCache = [
  "/",
  "/index.html",
  "/manifest.json",
  "/logo192.png",
  "/logo512.png",
  "/favicon.ico",
  "/static/js/bundle.js",
  "/static/js/main.chunk.js",
  "/static/js/0.chunk.js",
  "/static/css/main.chunk.css",
  "/static/media/loading.gif",
];

// Install the service worker
window.addEventListener("install", (event) => {
  event.waitUntil(
    caches.open(CACHE_NAME).then((cache) => {
      console.log("Opened cache");
      return cache.addAll(urlsToCache);
    })
  );
});

// Activate the service worker
window.addEventListener("activate", (event) => {
  event.waitUntil(
    caches.keys().then((cacheNames) => {
      return Promise.all(
        cacheNames.map((cacheName) => {
          if (cacheName !== CACHE_NAME) {
            return caches.delete(cacheName);
          }
          return null; // Add this line to return null for the else case
        })
      );
    })
  );
});

// Fetch from cache if available, otherwise fetch from network
window.addEventListener("fetch", (event) => {
  event.respondWith(
    caches.match(event.request).then((response) => {
      if (response) {
        return response;
      }
      return fetch(event.request);
    })
  );
});