index.js

/**
 * @format
 */

import {AppRegistry} from 'react-native';
import App from './App';
import {name as appName} from './app.json';
import 'react-native-reanimated';
import 'react-native-gesture-handler';
import messaging from '@react-native-firebase/messaging';
import crashlytics from '@react-native-firebase/crashlytics';
import {
  appendNotificationToStorage,
  buildNotificationPayload,
} from './src/Utils/notificationHelpers';

messaging().setBackgroundMessageHandler(async remoteMessage => {
  try {
    const payload = buildNotificationPayload(remoteMessage, false);
    console.log('Payload:', payload);
    if (payload) {
      await appendNotificationToStorage(payload);
    }
  } catch (error) {
    crashlytics().recordError(error);
  }
});

AppRegistry.registerComponent(appName, () => App);