Gets workshop maps from the given directory.

getWorkshopMaps.cpp

/// <summary>Gets workshop maps from the given directory.</summary>
/// <param name="workshopPath">Path to the workshop directory to get the maps from</param>
/// <param name="extensions">List of map extensions to filter by</param>
/// <param name="preferredExtension">Map extension to prefer when multiple files are found</param>
/// <returns>The workshop maps from the given directory</returns>
std::vector<std::filesystem::path> PremierSuite::getWorkshopMaps(const std::filesystem::path& workshopPath,
	const std::vector<std::string>& extensions,
	const std::string& preferredExtension) {
	if (!exists(workshopPath)) {
		return std::vector<std::filesystem::path>();
	}

	// Make sure we don't request workshop map names every clock tick.
	const bool shouldRequestWorkshopMapNames = publishedFileID.empty();
	std::vector<std::filesystem::path> files = IterateDirectory(workshopPath, extensions, 0, 1);
	std::filesystem::path bestPath;
	std::vector<std::filesystem::path> workshopMaps;
	for (const std::filesystem::path& file : files) {
		if (file.parent_path() != bestPath.parent_path()) {
			if (!bestPath.empty()) {
				const uint64_t workshopMapId = std::strtoull(bestPath.parent_path().stem().string().c_str(), nullptr,
					10);
				if (shouldRequestWorkshopMapNames && subscribedWorkshopMaps.find(workshopMapId) == subscribedWorkshopMaps.end()) {
					publishedFileID.push_back(workshopMapId);
				}
				workshopMaps.push_back(bestPath);
			}
			bestPath = file;
		}
		else if (bestPath.extension() != preferredExtension && file.extension() == preferredExtension) {
			bestPath = file;
		}
	if (!bestPath.empty()) {
		const uint64_t workshopMapId = std::strtoull(bestPath.parent_path().stem().string().c_str(), nullptr, 10);
		if (shouldRequestWorkshopMapNames && subscribedWorkshopMaps.find(workshopMapId) == subscribedWorkshopMaps.end()) {
			publishedFileID.push_back(workshopMapId);
		}
		workshopMaps.push_back(bestPath);
	}
	return workshopMaps;
}