MVI - viewModel event function

ArticleViewModel.kt

fun event(event: Event) {
    when(event) {
        is Event.DataReceived -> handleScreenLoadState(event.data)
        is Event.LinkClicked -> viewAction.postValue(ViewEffect.NavigateToLink(data?.url))
        is Event.AddToFavouritesClicked -> viewAction.postValue(ViewEffect.ShowSnackBar(
            R.string.button_result_text
        ))
    }
}