Package and download files

function zip_file($packingFile, $zipDir, $zipFile = null)
{
    if (!file_exists($zipDir)) {
        mkdir($zipDir, 0777, true);
    }

    $zipFile = $zipFile ?: md5(date('ymdhis')) . '.zip';
    $zip = new \ZipArchive();
    fopen($zipDir . $zipFile, "w");
    if ($zip->open($zipDir . $zipFile, \ZipArchive::OVERWRITE) === TRUE) {
        if (is_array($packingFile)) {
            foreach ($packingFile as $file) {
                if (isset($file['path']) && !empty($file['path'])) {
                    $path = strpos($file['path'], 'http') !== false ? public_path(substr($file['path'], strpos($file['path'], '/', strpos($file['path'], '//') + 2))) : public_path($file['path']);
                    $zip->addFile($path, isset($file['packing_name']) && !empty($file['packing_name']) ? '/' . $file['packing_name'] . '.' . pathinfo($path, PATHINFO_EXTENSION) : null);
                }
            }
        } else {
            $zip->addFile($packingFile);
        }
    }
    $zip->close(); // Turn off the processed zip file 
}

public function download($data)
    {
        $packingFile = Drawing::where('id', $data['drawing_id'])->get([DB::raw($data['type'] . '_img as path'), DB::raw('code as packing_name')]);
        if (!$packingFile->count()) {
            return $this->formatReturn(null, 400, ' Picture file not found ');
        }
        $packingFile = $packingFile->toArray();
        if (empty(array_filter(array_column($packingFile, 'path')))) {
            return $this->formatReturn(null, 400, ' No pictures of the corresponding type found ');
        }

        $zipPath = '/zip/';
        $zipName = date('ymdhis') . '- Drawing file .zip';
        zip_file($packingFile, public_path($zipPath), $zipName);

        if (!file_exists(public_path($zipPath . $zipName))) {
            return $this->formatReturn(null, 400, ' Download failed ');
        }
        return $this->formatReturn(['url' => $zipPath . $zipName]);
    }