volodymyr-sch

val ChaosDark = Color(0xFF0D0D0D)

@RequiresApi(Build.VERSION_CODES.TIRAMISU)
@Composable
fun ChaosButton(
    text: String,
    modifier: Modifier = Modifier,
    useV2: Boolean = true,
    backgroundColor: Color = ChaosDark,
    textColor: Color = Color.White,

volodymyr-sch

@ExperimentalCoroutinesApi
@RunWith(MockitoJUnitRunner::class)
class MainViewModelTest {

    @Mock
    lateinit var getTodos: IGetTodosUseCase

    private lateinit var viewModel: MainViewModel

    @get:Rule

volodymyr-sch

interface TimeCapsule<S : UiState> {
    fun addState(state: S)
    fun selectState(position: Int)
    fun getStates(): List<S>
}

class TimeTravelCapsule<S : UiState>(
    private val onStateSelected: (S) -> Unit
) : TimeCapsule<S> {

volodymyr-sch

sealed class MainScreenDialogState() {
   object None: MainScreenDialogState()
   object ShowAddItemDialogState: MainScreenDialogState()
   object ShowDeleteItemDialogState: MainScreenDialogState()
}

data class MainScreenState {
   ...
   val dialogState = MainScreenDialogState.None
   ...

volodymyr-sch

@Composable
fun MainScreen(
    viewModel: MainViewModel
) {
    val state by viewModel.state.collectAsState()

    Column {
     //Render toolbar
     Toolbar(viewModel.timeMachine)
     //Render screen content

volodymyr-sch

@HiltViewModel
class MainViewModel @Inject constructor(
    private val getTodos: IGetTodosUseCase,
    private val dispatcher: CoroutineDispatcher,
    private val viewMapper: MainScreenViewDataMapper,
) : BaseViewModel<MainScreenState, MainScreenUiEvent>() {

    private val reducer = MainReducer(MainScreenState.initial())

    override val state: StateFlow<MainScreenState>

volodymyr-sch

@Immutable
sealed class MainScreenUiEvent : UiEvent {
    data class ShowData(val items: List<MainScreenItem>) : MainScreenUiEvent()
    data class OnChangeDialogState(val show: Boolean) : MainScreenUiEvent()
    data class AddNewItem(val text: String) : MainScreenUiEvent()
    data class OnItemCheckedChanged(val index: Int, val isChecked: Boolean) : MainScreenUiEvent()
    object DismissDialog : MainScreenUiEvent()
}

@Immutable

volodymyr-sch

//Not ok
sealed class MyState {
  object ShowProgressBar: MyState()
  data class ShowDataWithError(val error: Throwable?, val data: List<Item>): MyState()
}
//Good
data class MyState(
  val isShowProgress: Boolean = false,
  val error: Throwable? = null,
  val data: List<Item>

volodymyr-sch

sealed class MyState {
  object ShowProgressBar: MyState()
  data class ShowDataWithError(val error: Throwable?, val data: List<Item>): MyState()
}

volodymyr-sch

sealed class MyState {
  object ShowProgressBar: MyState()
  data class ShowError(val error: Throwable): MyState()
  data class ShowListOfData(val data: List<Item>): MyState()
}