BaseViewModel

BaseViewModel.kt

abstract class BaseViewModel: ViewModel()
{

    protected val _viewState: MutableLiveData<ViewState> = MutableLiveData()

    // don't expose the MutableLiveData outside of the class
    val viewState: LiveData<ViewState>
        get() = _viewState // only getter / no setter

    fun setViewState(viewState: ViewState){
        _viewState.value = viewState
    }
    
}