App\services\ImportService::importFiles PHP Method

    public function importFiles($source, $files)
    {
        $results = [];
        $imported_files = null;
        $this->initMaps();
        foreach ($files as $entityType => $file) {
            $results[$entityType] = $this->execute($source, $entityType, $file);
        }
        return $results;
    }