std::vector<char*> Directory::getFiles(){
	if (dirPath[0] == 0)
		return{};
	HANDLE dir;
	WIN32_FIND_DATA file_data;
	std::vector<char*> files;
	char* direction = new char[strlen(dirPath) + 1];
	strcpy_s(direction, strlen(dirPath) + strlen("*"), dirPath);
	strcat_s(direction, strlen(dirPath) + strlen("*") + 1, "*");
	if ((dir = FindFirstFile(to_wchar(direction), &file_data)) == INVALID_HANDLE_VALUE){
		std::cout << "invalid handle!" << std::endl;
		return{};
	}
	do{
		char* file_name = to_char(file_data.cFileName);
		bool is_directory = (file_data.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY);
		size_t size = strlen(dirPath) + strlen(file_name);
		char* full_file_name;
		full_file_name = (char*)malloc(size + 1);
		strcpy_s(full_file_name, size, dirPath);
		strcat_s(full_file_name, size + 1, file_name);
		if (file_name[0] == '.' || is_directory)
			continue;
		if ((file_data.dwFileAttributes & FILE_ATTRIBUTE_HIDDEN) || (file_data.dwFileAttributes & FILE_ATTRIBUTE_SYSTEM))
			continue;
		files.push_back(full_file_name);
	} while (FindNextFile(dir, &file_data));
	return files;
}