https://www.ilvibonese.it/firebase-messaging-sw.js?

1self.addEventListener('fetch', () => {
2  const urlParameters = new URLSearchParams(location.search)
3  const objectParameters = Object.fromEntries(urlParameters)
4  self.firebaseConfig = objectParameters
5})
6
7self.addEventListener('notificationclick', function (event) {
8  const notificationUrl =
9    event?.notification?.data?.FCM_MSG?.data?.url || self.location.origin
10  event.waitUntil(
11    self.clients
12      .matchAll({ type: 'window' })
13      .then(clientsArray =>
14        clientsArray.filter(client => client.url === self.location.origin)
15      )
16      .then(matchingClients => {
17        if (matchingClients[0]) {
18          return matchingClients[0]
19            .navigate(notificationUrl)
20            .then(client => client.focus())
21        }
22
23        return self.clients.openWindow(notificationUrl)
24      })
25  )
26})
27
28/* eslint-disable no-undef */
29importScripts('https://www.gstatic.com/firebasejs/9.0.0/firebase-app-compat.js')
30importScripts(
31  'https://www.gstatic.com/firebasejs/9.0.0/firebase-messaging-compat.js'
32)
33/* eslint-enable no-undef */
34
35const defaultConfig = {
36  apiKey: true,
37  projectId: true,
38  messagingSenderId: true,
39  appId: true,
40}
41
42/* eslint-disable no-undef */
43firebase.initializeApp(self.firebaseConfig || defaultConfig)
44
45firebase.messaging()
46/* eslint-enable no-undef */