The state of MVI on Android - Orbit - PostListViewModel

Orbit-PostListViewModel.kt

class PostListViewModel(
    savedStateHandle: SavedStateHandle,
    private val postRepository: PostRepository
) : ViewModel(), ContainerHost<PostListState, NavigationEvent> {

    override val container = container<PostListState, NavigationEvent>(
        initialState = PostListState(),
        savedStateHandle = savedStateHandle
    ) { state ->
        // Executed on creation
        // state is either initialState or provided by savedStateHandle
        if (state.overviews.isEmpty()) {
            loadOverviews()
        }
    }

    private fun loadOverviews() = intent {
        val overviews = postRepository.getOverviews()

        reduce {
            state.copy(overviews = overviews)
        }
    }

    fun onPostClicked(post: PostOverview) = intent {
        postSideEffect(OpenPostNavigationEvent(post))
    }
}