MapUtilities.cpp

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// Copyright (c) 2023 FrostBit Software Lab at the Lapland University of Applied Sciences
//
// This work is licensed under the terms of the MIT license.
// For a copy, see <https://opensource.org/licenses/MIT>.
 
#include "MapUtilities.h"
#include "Engine/World.h"
 
TArray<FString> UMapUtilities::GetAllMapNames(bool onlyAgrarsenseMapFolder, bool logResults)
{
    TArray<FAssetData> AssetDatas = GetAssetData(onlyAgrarsenseMapFolder);
 
    TArray<FString> mapNames = TArray<FString>();
    for (int32 i = 0; i < AssetDatas.Num(); ++i)
    {
        FAssetData& mapAssetData = AssetDatas[i];
        auto name = mapAssetData.AssetName.ToString();
        mapNames.Add(name);
    }
 
#if WITH_EDITOR
    if (logResults)
    {
        UE_LOG(LogTemp, Warning, TEXT("Found %d maps. Map names:"), AssetDatas.Num());
        for (int i = 0; i < mapNames.Num(); i++)
        {
            UE_LOG(LogTemp, Warning, TEXT("%s"), *mapNames[i]);
        }
    }
#endif
 
    return mapNames;
}
 
TArray<FString> UMapUtilities::GetAllMapPaths(bool onlyAgrarsenseMapFolder, bool logResults)
{
    TArray<FAssetData> AssetDatas = GetAssetData(onlyAgrarsenseMapFolder);
 
    TArray<FString> mapPaths = TArray<FString>();
    for (int32 i = 0; i < AssetDatas.Num(); ++i)
    {
        FAssetData& mapAssetData = AssetDatas[i];
        auto name = mapAssetData.PackagePath.ToString();
        mapPaths.Add(name);
    }
 
#if WITH_EDITOR
    if (logResults)
    {
        UE_LOG(LogTemp, Warning, TEXT("Found %d maps. Map paths:"), AssetDatas.Num());
        for (int i = 0; i < mapPaths.Num(); i++)
        {
            UE_LOG(LogTemp, Warning, TEXT("%s"), *mapPaths[i]);
        }
    }
#endif
 
    return mapPaths;
}
 
TArray<FAssetData>UMapUtilities::GetAllMapAssetDatas(bool onlyAgrarsenseMapFolder)
{
    TArray<FAssetData> AssetDatas = GetAssetData(onlyAgrarsenseMapFolder);
 
    return AssetDatas;
}
 
TArray<FAssetData> UMapUtilities::GetAssetData(bool onlyAgrarsenseMapFolder)
{
    FString path = "/Game/";            // Search the whole project
    if (onlyAgrarsenseMapFolder)
    {
        path = "/Game/Agrarsense/Maps"; // Search only in Agrarsense map folder
    }
 
    auto ObjectLibrary = UObjectLibrary::CreateLibrary(UWorld::StaticClass(), false, true);
    ObjectLibrary->LoadAssetDataFromPath(path);
    TArray<FAssetData> AssetDatas;
    ObjectLibrary->GetAssetDataList(AssetDatas);
 
    return AssetDatas;
}