Data Asset Global Library

Development Programming & Scripting Blueprint
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6

Library.h:

UFUNCTION()
void OnRegistryLoaded();
UFUNCTION(BlueprintCallable
)
static TArray<class UBaseSkillInfo*> GetSkills();

Library.cpp:

ULibrary::ULibrary(const FObjectInitializer& Initializer) : Super(Initializer)
{
	FAssetRegistryModule& AssetRegistryModule = FModuleManager::LoadModuleChecked<FAssetRegistryModule>(FName("AssetRegistry"));
	IAssetRegistry& AssetRegistry = AssetRegistryModule.Get();
	if (AssetRegistry.IsLoadingAssets()) {
		AssetRegistry.OnFilesLoaded().AddUObject(this, &ULibrary::OnRegistryLoaded);
	}
	else {
		OnRegistryLoaded();
	}
}

void ULibrary::OnRegistryLoaded()
{
	
	FAssetRegistryModule& AssetRegistryModule = FModuleManager::LoadModuleChecked<FAssetRegistryModule>(FName("AssetRegistry"));
	IAssetRegistry& AssetRegistry = AssetRegistryModule.Get();

	TArray<FAssetData> AssetList;
	AssetRegistry.GetAssetsByClass(TEXT("BaseSkillInfo"), AssetList, true);



	for (const FAssetData& Asset : AssetList) {
		UObject* Obj = Asset.GetAsset();

		if (Obj->GetClass()->IsChildOf(UBaseSkillInfo::StaticClass())) {
			Skills.AddUnique(Cast<UBaseSkillInfo>(Obj));
		}

	}
}

TArray<class UBaseSkillInfo*> ULibrary::GetSkills()
{
	TArray<class UBaseSkillInfo*> Skills;
	FAssetRegistryModule& AssetRegistryModule = FModuleManager::LoadModuleChecked<FAssetRegistryModule>(FName("AssetRegistry"));
	IAssetRegistry& AssetRegistry = AssetRegistryModule.Get();

	TArray<FAssetData> AssetList;
	AssetRegistry.GetAssetsByClass(TEXT("BaseSkillInfo"), AssetList, true);



	// Split assets into separate arrays.
	for (const FAssetData& Asset : AssetList) {
		UObject* Obj = Asset.GetAsset();

		if (Obj->GetClass()->IsChildOf(UBaseSkillInfo::StaticClass())) {
			Skills.AddUnique(Cast<UBaseSkillInfo>(Obj));
		}

	}
	return Skills;
}