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<?php
/**
 * Copyright (c) 2020 Kaliop Digital Commerce (https://digitalcommerce.kaliop.com) All Rights Reserved.
 * https://opensource.org/licenses/OSL-3.0  Open Software License (OSL 3.0)
 * <[email protected]>
 */

declare(strict_types=1);

namespace Kaliop\AddToCartModal\Plugin;

use Kaliop\AddToCartModal\Model\ModalRenderer;
use Magento\Checkout\Controller\Cart\Add;
use Magento\Framework\App\Request\Http as RequestHttp;
use Magento\Framework\App\Response\Http as ResponseHttp;
use Magento\Framework\Message\ManagerInterface;
use Magento\Framework\Message\MessageInterface;
use Magento\Framework\Serialize\SerializerInterface;

class AddToCartResponseModifier
{
    /**
     * @var SerializerInterface
     */
    private $serializer;

    /**
     * @var ModalRenderer
     */
    private $modalRenderer;

    /**
     * @var ManagerInterface
     */
    private $messageManager;

    /**
     * AddToCartResponseModifier constructor.
     * @param SerializerInterface $serializer
     * @param ModalRenderer $modalRenderer
     * @param ManagerInterface $messageManager
     */
    public function __construct(
        SerializerInterface $serializer,
        ModalRenderer $modalRenderer,
        ManagerInterface $messageManager
    ) {
        $this->serializer = $serializer;
        $this->modalRenderer = $modalRenderer;
        $this->messageManager = $messageManager;
    }

    /**
     * @param Add $subject
     * @param $result
     * @return mixed
     */
    public function afterExecute(
        Add $subject,
        $result
    ) {
        /** @var RequestHttp $request */
        $request = $subject->getRequest();

        /** @var ResponseHttp */
        $response = $subject->getResponse();

        if (!$request->isAjax() ||
            !$response instanceof ResponseHttp
        ) {
            return $result;
        }

        $message = $this->messageManager->getMessages(false)->getLastAddedMessage();

        if ($message) {
            if ($message->getType() !== MessageInterface::TYPE_SUCCESS) {
                return $result;
            }

            /** Clear success message, to prevent redundant display with modal */
            $this->messageManager->getMessages(true);

            $content = [];

            if ($response->getContent()) {
                $content = $this->serializer->unserialize($response->getContent());
            }

            $content['modal_content'] = $this->modalRenderer->getContent();

            $response->setContent($this->serializer->serialize($content));
        }

        return $result;
    }
}