sendNotificationEmail()

in database/index.js [54:64]


      sendNotificationEmail(email).then(function() {
        // Save the date at which we sent that notification.
        // [START write_fan_out]
        const update = {};
        update['/posts/' + postId + '/lastNotificationTimestamp'] =
            firebase.database.ServerValue.TIMESTAMP;
        update['/user-posts/' + uid + '/' + postId + '/lastNotificationTimestamp'] =
            firebase.database.ServerValue.TIMESTAMP;
        firebase.database().ref().update(update);
        // [END write_fan_out]
      });