sw-base.js

importScripts('workbox-sw.prod.v2.1.3.js');
importScripts('/javascripts/indexeddb/idb.js');
importScripts('/javascripts/indexeddb/utility.js');

const workboxSW = new self.WorkboxSW();

//installing and activating
self.addEventListener('install', function(event){
  // console.log('[Service Worker] Installing Service Worker ...', event);
});

self.addEventListener('activate', function(event){
  // console.log('[Service Worker] Activating Service Worker');
  return self.clients.claim();
});

// workboxSW.precache([]);

//handle notifications
// function isClientFocused() {
//   return clients.matchAll({
//     type: 'window',
//     includeUncontrolled: true
//   })
//   .then((windowClients) => {
//     let clientIsFocused = false;
//     for (let i = 0; i < windowClients.length; i++) {
//       const windowClient = windowClients[i];
//       if (windowClient.focused) {
//         clientIsFocused = true;
//         break;
//       }
//     }
//     return clientIsFocused;
//   });
// }
//
// self.addEventListener('push', event => {
//   console.log('Push notification received', event);
//   var data = {title: 'New test', content: 'Please check the new test', openUrl: '/testing'};
//   if(event.data) {
//     try{
//       data = event.data.json();
//     }
//     catch(error){
//       console.log(error)
//     }
//   }
//   var options = {
//     body: data.content,
//     icon: '/images/icons/rat.png',
//     badge: '/images/icons/rat.png',
//     vibrate: [300,110,300],
//     actions: [
//       {
//         action: 'go',
//         title: 'Go to the test',
//       },
//       {
//         action: 'no',
//         title: 'Not now',
//       }
//     ],
//     data: {
//       url: data.openUrl
//     }
//   };
//   event.waitUntil(self.registration.showNotification(data.title, options));
// });
//
//
// self.addEventListener('notificationclick', function(event) {
//   var notification = event.notification;
//   if (event.action === 'busy') {
//     console.log('Busy was chosen');
//     notification.close();
//   } else {
//     const urlToOpen = new URL(notification.data.url, self.location.origin).href;
//     event.waitUntil(
//       clients.matchAll({
//         type: 'window',
//         includeUncontrolled: true
//       })
//         .then(function(clis) {
//           let client = null;
//           let matchingClient = null;
//           for (let i = 0; i < clis.length; i++) {
//             client = clis[i];
//             console.log("client", client);
//             if (client.url === urlToOpen) {
//               matchingClient = client;
//               break;
//             }
//           }
//           if(matchingClient){
//             matchingClient.focus();
//           } else if (client) {
//             client.navigate(urlToOpen);
//             client.focus();
//           } else {
//             clients.openWindow(urlToOpen);
//           }
//           notification.close();
//         })
//     );
//   }
// });
//
// //if user did not interact with application - might be used for analytics
// self.addEventListener('notificationclose', (event) => {
//   // console.log('Notification was closed', event);
// })
//
// //background synchronization
// self.onsync = function(event) {
//   if(event.tag == 'sync-task-parameters') {
//     // console.log('[Service Worker] Syncing new Posts');
//   }
// }