public function getRootLocalFolderFileList()
    {
        $spoolFolder = $this->_config->getHostSpoolerFolderPath();

        /** @var IteratorIterator $objects */
        $objects = new IteratorIterator(
            new DirectoryIterator($spoolFolder)
        );

        /** @var array $files */
        $files = [];

        /**
         * @var string $name
         * @var SplFileObject $object
         */
        foreach ($objects as $path => $object) {
            /** @noinspection TypeUnsafeComparisonInspection */
            /** @noinspection NotOptimalIfConditionsInspection */
            if ($object->getFilename() != '.' && $object->getFilename() != '..') {
                /** @noinspection PhpMethodOrClassCallIsNotCaseSensitiveInspection */
                $shortFilePath = str_replace($spoolFolder, '', $object->getPathName());

                /** @noinspection PhpMethodOrClassCallIsNotCaseSensitiveInspection */
                $files[] = [
                    'name' => $object->getFilename(),
                    'localPath' => $object->getPathName(),
                    'remotePath' => $shortFilePath,
                    'modified' => $object->getMTime()
                ];
            }
        }

        return $files;
    }