stuff.cpp

// in AbilitySystemComponent child class
void UAsyncAbilitySystemComponent::SetCurrentMontageTask(UAbilityTask_MontageWithNotifies* MontageTask)
{
	CurrentMontageTask = MontageTask;
}

void UAsyncAbilitySystemComponent::ClearCurrentMontageTask()
{
	CurrentMontageTask = nullptr;
}

void UAsyncAbilitySystemComponent::NotifyCurrentMontageTask(FName Name)
{
	// This will only fire on the predicting client and on the server since the montage task is not simulated
	if (CurrentMontageTask)
	{
		   CurrentMontageTask->OnNotifyNamed.Broadcast(Name);
	}

	AbilityNotifyDelegate.Broadcast(Name);
}

// in the montage play task Activate():
UAsyncAbilitySystemComponent* AASC = Cast<UAsyncAbilitySystemComponent>(AbilitySystemComponent);
if (AASC)
{
		AASC->SetCurrentMontageTask(this);
}

// and in the Destroy():
UAsyncAbilitySystemComponent* AASC = Cast<UAsyncAbilitySystemComponent>(AbilitySystemComponent);
if (AASC)
{
	 AASC->ClearCurrentMontageTask();
}

// in new AnimNotify:
void UAbilityAnimNotify::Notify(USkeletalMeshComponent* MeshComp, UAnimSequenceBase* Animation)
{
	Super::Notify(MeshComp, Animation);

	UAsyncAbilitySystemComponent* ASC = Cast<UAsyncAbilitySystemComponent>(UAbilitySystemGlobals::GetAbilitySystemComponentFromActor(MeshComp->GetOwner()));
	if (ASC)
	{
		ASC->NotifyCurrentMontageTask(NotifyName);
	}
}