importScripts("https://js.pusher.com/beams/service-worker.js");

const CACHE_NAME = 'your-cache-name';
const OFFLINE_URL = '/offline'; // Make sure this path is correct

self.addEventListener('install', (event) => {
    event.waitUntil(
        caches.open('app-cache').then(async (cache) => {
            return fetch('/manifest.json')
                .then((response) => response.json())
                .then((manifest) => {
                    const fullStartUrl = manifest.start_url_base + (manifest.query_params ? manifest.query_params : '');
                    return cache.add(fullStartUrl);
                })
                .catch(error => console.error("Manifest fetch error:", error));
        })
    );
});



self.addEventListener('push', (event) => {
  let options = {
    body: event.data.text(),
    icon: '/img/192x192.png',
    badge: '/icons/badge-72x72.png'
  };

  event.waitUntil(
    self.registration.showNotification('New Notification', options)
  );
});

self.addEventListener('fetch', (event) => {
    // Only cache GET requests
    if (event.request.method !== 'GET') {
        return event.respondWith(fetch(event.request));
    }

    event.respondWith(
        fetch(event.request)
            .then((response) => {
                if (!response || response.status !== 200 || response.type !== 'basic') {
                    return response; // Skip caching if the response is not valid
                }

                let responseClone = response.clone();
                caches.open('app-cache').then((cache) => {
                    cache.put(event.request, responseClone).catch((err) => {
                        console.error("Cache Add Failed:", err);
                    });
                });

                return response;
            })
            .catch(() => caches.match(event.request)) // Serve from cache if offline
    );
});


// Activate Event - Clean up old caches (optional)
self.addEventListener('activate', (event) => {
    const cacheWhitelist = [CACHE_NAME];
    event.waitUntil(
        caches.keys().then((cacheNames) => {
            return Promise.all(
                cacheNames.map((cacheName) => {
                    if (!cacheWhitelist.includes(cacheName)) {
                        return caches.delete(cacheName);
                    }
                })
            );
        })
    );
});




