HandlerExtension.kt

var handlerDelayTimer: Timer = Timer()

inline fun handlerPost(crossinline onSuccess: () -> Unit) {
    Handler(Looper.getMainLooper()).post {
        onSuccess.invoke()
    }
}

inline fun handlerPostDelayed(delay: Long, crossinline onSuccess: () -> Unit) {
    handlerDelayTimer.cancel()
    handlerDelayTimer = Timer()
    handlerDelayTimer.schedule(object : TimerTask() {
        override fun run() {
            Handler(Looper.getMainLooper()).post {
                onSuccess.invoke()
            }
        }
    }, delay)
}