MyFireBaseMessagingService

MyFireBaseMessagingService.txt

class MyFireBaseMessagingService : FirebaseMessagingService() {
    var mtitle: String? = null
    var mmessage: String? = null

    override fun onMessageReceived(remoteMessage: RemoteMessage) {
        super.onMessageReceived(remoteMessage)
        mtitle = remoteMessage.data["title"]
        mmessage = remoteMessage.data["message"]
        showNotificationMessage(mtitle, mmessage)
    }

    private fun showNotificationMessage(title: String?, message: String?) {
        var mNotificationManager = getSystemService(Context.NOTIFICATION_SERVICE) as NotificationManager
        
        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O) 
        {
            // Send Notification Data to Activity
            val intent = Intent(this, MainActivity::class.java)
            intent.putExtra("Title", title)
            intent.putExtra("Message", message)
            intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK or Intent.FLAG_ACTIVITY_CLEAR_TASK)
            val pendingIntent = PendingIntent.getActivity(this, 0, intent, PendingIntent.FLAG_ONE_SHOT)
            val CHANNEL_ID = "foodorderapp"
            val notification = NotificationCompat.Builder(this)
                    .setSmallIcon(your_drawable_notification_icon)
                    .setContentTitle(title)
                    .setContentText(message)
                    .setContentIntent(pendingIntent)
                    .setStyle(NotificationCompat.BigTextStyle().bigText(message))
                    .setAutoCancel(true)
                    .setChannelId(CHANNEL_ID).build()
            val notificationChannel = NotificationChannel(CHANNEL_ID, "com.coxtunes.learnfirebase", NotificationManager.IMPORTANCE_HIGH)
            mNotificationManager.createNotificationChannel(notificationChannel)
            mNotificationManager.notify(RandomIntGenerator.generate(), notification)
        }
        else 
        {
            val intent = Intent(this, MainActivity::class.java)
            intent.putExtra("Title", title);
            intent.putExtra("Message", message);
            intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK or Intent.FLAG_ACTIVITY_CLEAR_TASK)
            val pendingIntent = PendingIntent.getActivity(this, 0, intent, PendingIntent.FLAG_ONE_SHOT)
            val builder = NotificationCompat.Builder(this)
                    .setSmallIcon(your_drawable_notification_icon)
                    .setContentTitle(title)
                    .setContentIntent(pendingIntent)
                    .setContentText(message)
                    .setStyle(NotificationCompat.BigTextStyle().bigText(message))
                    .setAutoCancel(true)
            mNotificationManager = getSystemService(Context.NOTIFICATION_SERVICE) as NotificationManager
            mNotificationManager.notify(RandomIntGenerator.generate(), builder.build())
        }
    }
}