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

namespace Extmag\Shiplab\Model\Source;

use Exception;
use Extmag\Shiplab\Helper\DataPrepareFactory;
use Magento\Framework\App\RequestInterface;
use Magento\Framework\Data\OptionSourceInterface;

class PackagingProducts implements OptionSourceInterface
{
    /**
     * @var DataPrepareFactory
     */
    protected $dataPrepare;
    /**
     * @var RequestInterface
     */
    private $request;

    /**
     * @param DataPrepareFactory $dataPrepareFactory
     * @param RequestInterface $request
     * @throws Exception
     */
    public function __construct(
        DataPrepareFactory $dataPrepareFactory,
        RequestInterface   $request
    ) {
        $this->dataPrepare = $dataPrepareFactory;
        $this->request = $request;
    }

    /**
     * Returns array to be used in multiselect on back-end
     *
     * @return array
     * @throws Exception
     */
    public function toOptionArray()
    {
        $arr = [];
        $items = $this->dataPrepare->get($this->request->getParam('carrier_code'))->getData();
        if (!empty($items['products'])) {
            foreach ($items['products'] as $item) {
                $arr[] = ['value' => $item['summary'], 'label' => $item['name']];
            }
        }

        return $arr;
    }
}