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<?php
/**
 * Copyright © Extmag. All rights reserved.
 */

namespace Extmag\DhlShipping\Model\Source;

class ProductUnitOfMeasurement extends Generic
{
    /**
     * Product Unit Of Measurement
     *
     * @var string
     */
    protected $code = 'product_unit_of_measurement';

    /**
     * To Array
     *
     * @param $unitCode
     * @return array|mixed
     */
    public function toArray($unitCode = null)
    {
        $configData = $this->dataSet->getCode($this->code);
        $arr = [];
        foreach ($configData as $code => $title) {
            $arr[$code] = $title;
        }
        if ($unitCode !== null) {
            return $arr[$unitCode];
        } else {
            return $arr;
        }
    }
}