NewServiceUseCase.kt

class NewServiceUseCase(
  private val repository: NewServiceRepository
){
  val loadProducts = flow {
    emit(ShowLoader)
    when(val response = repository.loadProducts){
      is Success -> {
        emit(ReloadProducts(response.preparedProducts)) 
      }
      else -> {
         emit(ReloadProducts(emptyList()))
      }
    }
    emit(HideLoader)
    emit(Ilde)
  }
  
  fun addProduct(product: Product) = flow {
    emit(CartStorage(currentCartStorage.add(product))) 
    emit(Ilde)
  }
}