// Copyright Epic Games, Inc. All Rights Reserved.

#pragma once

#include "CoreMinimal.h"
#include "Serialization/ArchiveUObject.h"

class COREUOBJECT_API FArchiveHasReferences: private FArchiveUObject
{
public:
    FArchiveHasReferences(UObject* InTarget, const TSet<UObject*>& InPotentiallyReferencedObjects);

    bool HasReferences() const { return Result; }

    static TArray<UObject*> GetAllReferencers(const TArray<UObject*>& Referencees, const TSet<UObject*>* ObjectsToIgnore);
    static TArray<UObject*> GetAllReferencers(const TSet<UObject*>& Referencees, const TSet<UObject*>* ObjectsToIgnore);

private:
    virtual FArchive& operator<<(UObject*& Obj) override;

    UObject* Target;
    const TSet<UObject*>& PotentiallyReferencedObjects;
    bool Result;
};