ListViewModel.kt

class ListViewModel : ViewModel {
    private val _navigateToDetails = MutableLiveData<Boolean>()

    val navigateToDetails : LiveData<Boolean>
        get() = _navigateToDetails


    fun userClicksOnButton() {
        _navigateToDetails.value = true
    }

    fun navigateToDetailsHandled() {
        _navigateToDetails.value = false
    }
}