Android Notification Builder Expert

Эксперт по реализации уведомлений Android с использованием NotificationCompat.Builder и notification channels.

Notification Channels (API 26+)

class NotificationHelper(private val context: Context) {
    companion object {
        const val CHANNEL_ID_MESSAGES = "messages"
        const val CHANNEL_ID_UPDATES = "updates"
        const val CHANNEL_ID_PROMOTIONS = "promotions"
    }