DetailsViewModel

DetailsViewModel.kt

// https://github.com/skydoves/pokedex-compose
@HiltViewModel
class DetailsViewModel @Inject constructor(
  detailsRepository: DetailsRepository,
  savedStateHandle: SavedStateHandle,
) : ViewModel() {
  
  val pokemon = savedStateHandle.getStateFlow<Pokemon?>("pokemon", null)
  val pokemonInfo: StateFlow<PokemonInfo?> =
    pokemon.filterNotNull().flatMapLatest { pokemon ->
      detailsRepository.fetchPokemonInfo(
        name = pokemon.nameField.replaceFirstChar { it.lowercase() },
        onComplete = { uiState.tryEmit(key, DetailsUiState.Idle) },
        onError = { uiState.tryEmit(key, DetailsUiState.Error(it)) },
      )
    }.stateIn(
      scope = viewModelScope,
      started = SharingStarted.WhileSubscribed(5_000),
      initialValue = null,
    )
}