Notification.kt

fun createNotificationWithSpecialActivity(context: Context){
        val notifyIntent = Intent(context, MainActivity2::class.java).apply {
            flags = Intent.FLAG_ACTIVITY_NEW_TASK or Intent.FLAG_ACTIVITY_CLEAR_TASK
        }
        val notifyPendingIntent = PendingIntent.getActivity(
            context, 0, notifyIntent,
            PendingIntent.FLAG_UPDATE_CURRENT or PendingIntent.FLAG_IMMUTABLE
        )

        val builder = NotificationCompat.Builder(context, NotificationChannels.CHANNEL1)
            .setSmallIcon(com.google.accompanist.permissions.R.drawable.notification_bg)
            .setContentTitle("textTitle")
            .setContentIntent(notifyPendingIntent)
            .setContentText("textContent")
            .setPriority(NotificationCompat.PRIORITY_DEFAULT)
            .setVisibility(VISIBILITY_SECRET)
            .addAction(
                R.drawable.ic_launcher_background,
                "Click",
                addAction(context, "click_action")
            )
            .addAction(replyAction(context))
            .setAutoCancel(true)

        with(NotificationManagerCompat.from(context)) {
            notify(123456, builder.build())
        }
    }