viewmodel_inject_dagger_delegate.kt

inline fun <reified VM : ViewModel> ComponentActivity.assistedViewModel(
  crossinline viewModelProducer: (SavedStateHandle) -> VM,
): Lazy<VM> = lazy {
    ViewModelProvider(this,createSavedStateViewModelFactory(intent.extras, viewModelProducer))
      .get(VM::class.java)
}
  
@PublishedApi
internal inline fun <reified VM : ViewModel> SavedStateRegistryOwner.createSavedStateViewModelFactory(
    arguments: Bundle?,
    crossinline creator: (SavedStateHandle) -> VM,
): ViewModelProvider.Factory = object : AbstractSavedStateViewModelFactory(this, arguments) {
    @Suppress("UNCHECKED_CAST")
    override fun <VM : ViewModel?> create(
        key: String,
        modelClass: Class<VM>,
        handle: SavedStateHandle,
    ): VM = creator(handle) as VM
}