const CACHE_NAME = 'helpdesk-hexagon-cache-v2';
const OFFLINE_URL = '/offline.html'; // Página de fallback offline (opcional)
const TARGET_URL = '/?ng=module_helpdesk/ticket/listAll';

self.addEventListener('message', event => {
  if (event.data && event.data.type === 'SKIP_WAITING') {
      self.skipWaiting();
  }
});

self.addEventListener('install', event => {
  console.log('Service Worker: Installing...');
  self.skipWaiting();
});

self.addEventListener('activate', event => {
  console.log('Service Worker: Activating...');
  event.waitUntil(
    caches.keys().then(cacheNames => {
      return Promise.all(
        cacheNames.map(cacheName => {
          if (cacheName !== CACHE_NAME) {
            console.log('Service Worker: Deleting old cache:', cacheName);
            return caches.delete(cacheName);
          }
        })
      );
    })
  );
  return self.clients.claim();
});

self.addEventListener('fetch', event => {
  if (event.request.method === 'GET') {
      event.respondWith(
          fetch(event.request)
              .then(networkResponse => {
                  if (networkResponse && networkResponse.status === 200 && networkResponse.type === 'basic') {
                      const clonedResponse = networkResponse.clone();
                      caches.open(CACHE_NAME).then(cache => {
                          cache.put(event.request, clonedResponse);
                      });
                  }
                  return networkResponse;
              })
              .catch(() => {
                  return caches.match(event.request).then(cachedResponse => {
                      if (cachedResponse) {
                          return cachedResponse;
                      }
                      return new Response('Not Found', { status: 404 });
                  });
              })
      );
  }
});


// self.addEventListener('fetch', event => {
//   console.log('Service Worker: Fetching:', event.request.url);
//   if (event.request.method === 'GET') {
//     event.respondWith(
//       caches.match(event.request).then(cachedResponse => {
//         if (cachedResponse) {
//           console.log('Service Worker: Returning cached response:', event.request.url);
//           return cachedResponse;
//         }

//         console.log('Service Worker: Fetching from network:', event.request.url);
//         return caches.open(CACHE_NAME).then(cache => {
//           return fetch(event.request).then(networkResponse => {
//             // Verifique se a resposta da rede é válida antes de cachear
//             if (!networkResponse || networkResponse.status !== 200 || networkResponse.type !== 'basic') {
//               console.log('Service Worker: Network request failed or not a basic request:', event.request.url);
//               return networkResponse;
//             }

//             console.log('Service Worker: Caching new response:', event.request.url);
//             cache.put(event.request, networkResponse.clone());
//             return networkResponse;
//           }).catch(error => {
//             console.error('Service Worker: Network fetch failed:', error);
//             // Retornar a página offline se a rede falhar e não houver cache
//             return caches.match(OFFLINE_URL);
//           });
//         });
//       }).catch(error => {
//         console.error('Service Worker: Cache match failed:', error);
//         // Retornar a página offline se houver um erro ao buscar no cache
//         return caches.match(OFFLINE_URL);
//       })
//     );
//   }
// });


// Lidar com mensagens do cliente
// self.addEventListener('message', async event => {
//   if (event.data && event.data.type === 'UPDATE_CACHE') {
//     const currentUrl = event.data.url;

//     try {
//       const cache = await caches.open(CACHE_NAME);
//       const response = await fetch(currentUrl);

//       if (response.status === 200) {
//         await cache.put(currentUrl, response.clone());
//         event.ports[0].postMessage({ status: 'success', url: currentUrl });
//       } else {
//         event.ports[0].postMessage({ status: 'error', message: `Erro ao buscar a URL: ${response.status}` });
//       }
//     } catch (error) {
//       event.ports[0].postMessage({ status: 'error', message: `Erro ao atualizar o cache: ${error}` });
//     }
//   }
// });