AIDataProvider.h

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// Copyright Epic Games, Inc. All Rights Reserved.
 
#pragma once
 
#include "CoreMinimal.h"
#include "UObject/ObjectMacros.h"
#include "UObject/Object.h"
#include "Templates/SubclassOf.h"
#include "UObject/UnrealType.h"
#include "AIDataProvider.generated.h"
 
class UAIDataProvider;
 
USTRUCT()
struct FAIDataProviderValue
{
    GENERATED_USTRUCT_BODY()
 
private:
    mutable FProperty* CachedProperty;
 
public:
    UPROPERTY(EditAnywhere, Instanced, Category = Value)
    TObjectPtr<UAIDataProvider> DataBinding;
 
    UPROPERTY(EditAnywhere, Category = Value)
    FName DataField;
 
    AIMODULE_API virtual FString ValueToString() const;
    AIMODULE_API FString ToString() const;
 
    AIMODULE_API virtual bool IsMatchingType(FProperty* PropType) const;
 
    AIMODULE_API void GetMatchingProperties(TArray<FName>& MatchingProperties) const;
 
    template<typename T>
    T* GetRawValuePtr() const
    {
        return CachedProperty ? CachedProperty->ContainerPtrToValuePtr<T>(DataBinding) : nullptr;
    }
 
    AIMODULE_API void BindData(const UObject* Owner, int32 RequestId) const;
 
    inline bool IsDynamic() const { return DataBinding != nullptr; }
 
    FAIDataProviderValue() :
        CachedProperty(nullptr),
        DataBinding(nullptr)
    {
    }
 
    virtual ~FAIDataProviderValue() {};
};
 
USTRUCT()
struct FAIDataProviderTypedValue : public FAIDataProviderValue
{
    GENERATED_USTRUCT_BODY()
 
    FAIDataProviderTypedValue()
        : PropertyType_DEPRECATED(nullptr)
        , PropertyType(nullptr)
    {}
 
    UPROPERTY()
    TObjectPtr<UClass> PropertyType_DEPRECATED;
    FFieldClass* PropertyType;
 
    AIMODULE_API virtual bool IsMatchingType(FProperty* PropType) const override;
 
    AIMODULE_API bool Serialize(FArchive& Ar);
};
 
template<>
struct TStructOpsTypeTraits<FAIDataProviderTypedValue> : public TStructOpsTypeTraitsBase2<FAIDataProviderTypedValue>
{
    enum
    {
        WithSerializer = true,
    };
};
 
USTRUCT()
struct FAIDataProviderStructValue : public FAIDataProviderValue
{
    GENERATED_USTRUCT_BODY()
 
    
    FString StructName;
 
    AIMODULE_API virtual bool IsMatchingType(FProperty* PropType) const override;
};
 
USTRUCT()
struct FAIDataProviderIntValue : public FAIDataProviderTypedValue
{
    GENERATED_USTRUCT_BODY()
    AIMODULE_API FAIDataProviderIntValue();
 
    UPROPERTY(EditAnywhere, Category = Value)
    int32 DefaultValue;
 
    AIMODULE_API int32 GetValue() const;
    AIMODULE_API virtual FString ValueToString() const override;
};
 
USTRUCT()
struct FAIDataProviderFloatValue : public FAIDataProviderTypedValue
{
    GENERATED_USTRUCT_BODY()
    AIMODULE_API FAIDataProviderFloatValue();
 
    UPROPERTY(EditAnywhere, Category = Value)
    float DefaultValue;
 
    AIMODULE_API float GetValue() const;
    AIMODULE_API virtual FString ValueToString() const override;
};
 
USTRUCT()
struct FAIDataProviderBoolValue : public FAIDataProviderTypedValue
{
    GENERATED_USTRUCT_BODY()
    AIMODULE_API FAIDataProviderBoolValue();
 
    UPROPERTY(EditAnywhere, Category = Value)
    bool DefaultValue;
 
    AIMODULE_API bool GetValue() const;
    AIMODULE_API virtual FString ValueToString() const override;
};
 
UCLASS(EditInlineNew, Abstract, CollapseCategories, AutoExpandCategories=(Provider), MinimalAPI)
class UAIDataProvider : public UObject
{
    GENERATED_UCLASS_BODY()
 
    AIMODULE_API virtual void BindData(const UObject& Owner, int32 RequestId);
    AIMODULE_API virtual FString ToString(FName PropName) const;
};