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

namespace Extmag\Shiplab\Controller\Label;

use Extmag\Shiplab\Controller\Label;
use Extmag\Shiplab\Model\ResourceModel\Label\Collection;
use Magento\Framework\App\Action\HttpGetActionInterface;
use Magento\Framework\App\Action\HttpPostActionInterface;
use Magento\Framework\App\Filesystem\DirectoryList;
use Magento\Framework\App\ResponseInterface;
use Magento\Framework\Controller\ResultInterface;
use Magento\Framework\Exception\LocalizedException;
use Zend_Pdf_Exception;

class Printer extends Label implements HttpGetActionInterface, HttpPostActionInterface
{

    /**
     * Execute action based on request and return result
     *
     * Note: Request will be added as operation argument in future
     *
     * @return ResultInterface|ResponseInterface
     * @throws LocalizedException
     * @throws Zend_Pdf_Exception
     */
    public function execute()
    {
        /**
         * @var \Extmag\Shiplab\Model\Label $labelModel
         */
        $labelModel = null;
        $creditmemoId = $this->getRequest()->getParam('creditmemo_id');
        /**
         * @var Collection $labelCollection
         */
        $labelCollection = $this->labelCollectionFactory->create();
        if (!empty($creditmemoId)) {
            $labelModel = $labelCollection
                ->addFieldToFilter('order_sub_type', 'refund')
                ->addFieldToFilter('order_sub_id', $creditmemoId)->getFirstItem();
        } else {
            $labelId = $this->getRequest()->getParam('label_id');
            if (!empty($labelId)) {
                $labelModel = $this->labelRepository->getById($labelId);
            }
        }

        if (!empty($labelModel)) {
            $pdfData = $this->pdfHelper->getPdfPages($labelModel, 'label')->Output('', 'S');
            if (!empty($pdfData)) {
                return $this->fileFactory->create(
                    'extmag_refund_shipping_labels.pdf',
                    $pdfData,
                    DirectoryList::VAR_DIR,
                    'application/pdf'
                );
            }
        }

        $this->messageManager->addErrorMessage(__('Unknown error.'));
        return $this->resultRedirectFactory->create()->setRefererOrBaseUrl();
    }
}