ProductsViewModel.kt

class ProductsViewModel @Inject constructor(
    private val activityResultContractor: ActivityResultContractor<Nothing, String>,
    private val coroutineProvider: CoroutineProvider,
    private val productInteractor: ProductInteractor
) : ViewModel(), ActivityResultCallback<String>,
 ActivityResultContractor<Unit, String> by activityResultContractor{
   
     override fun onActivityResult(result: String?) {
     // do something with the result
    }
  }
}