.kt

  fun state(): Flow<DiaryFoodTimeViewState> {
    val foodTimeName = foodTimeNamesProvider[args.foodTime]
    val baseState = DiaryFoodTimeViewState(
      title = foodTimeName,
      loading = true,
      error = null,
      canTakePicture = true,
      content = null
    )
    val contentFlow = foodTimeImagesRepo.get(args.date)
      .map {
        val image = it[args.foodTime]
        DiaryFoodTimeContent(image)
      }
      .map { content ->
        baseState.copy(loading = false, content = content, error = null)
      }

    return flow {
      emit(baseState)
      emitAll(contentFlow)
    }
  }