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<?php
/**
 * Webkul Software
 *
 * @category  Webkul
 * @package   Webkul_PrivateShop
 * @author    Webkul Software Private Limited
 * @copyright Webkul Software Private Limited (https://webkul.com)
 * @license   https://store.webkul.com/license.html
 */

namespace Webkul\PrivateShop\Plugin\Catalog\Category;

use Magento\Customer\Api\CustomerRepositoryInterface;
use Magento\Framework\Controller\ResultFactory;
use Magento\Framework\UrlInterface;

class View
{
    /**
     * @var \Magento\Catalog\Model\CategoryFactory
     */
    protected $categoryFactory;

    /**
     * @var \Magento\Framework\Controller\Result\ForwardFactory
     */
    protected $resultForwardFactory;

    /**
     * @var \Magento\Framework\App\Config\ScopeConfigInterface
     */
    protected $scopeConfig;

    /**
     * @var \Magento\Framework\App\Http\Context
     */
    protected $httpContext;

    /**
     * @var CustomerRepositoryInterface
     */
    protected $customerRepository;

    /**
     * @var ResultFactory
     */
    protected $resultFactory;

    /**
     * @var UrlInterface
     */
    protected $url;

    /**
     * @var \Magento\Framework\Serialize\Serializer\Json
     */
    protected $jsonSerializer;

    /**
     * @var \Magento\Framework\Message\ManagerInterface
     */
    protected $_messageManager;

    /**
     *
     * @param \Magento\Catalog\Model\CategoryFactory $categoryFactory
     * @param \Magento\Framework\Controller\Result\ForwardFactory $resultForwardFactory
     * @param \Magento\Framework\App\Config\ScopeConfigInterface $scopeConfig
     * @param \Magento\Framework\App\Http\Context $httpContext
     * @param CustomerRepositoryInterface $customerRepository
     * @param ResultFactory $resultFactory
     * @param UrlInterface $url
     * @param \Magento\Framework\Serialize\Serializer\Json $jsonSerializer
     * @param \Magento\Framework\Message\ManagerInterface $messageManager
     */
    public function __construct(
        \Magento\Catalog\Model\CategoryFactory $categoryFactory,
        \Magento\Framework\Controller\Result\ForwardFactory $resultForwardFactory,
        \Magento\Framework\App\Config\ScopeConfigInterface $scopeConfig,
        \Magento\Framework\App\Http\Context $httpContext,
        CustomerRepositoryInterface $customerRepository,
        ResultFactory $resultFactory,
        UrlInterface $url,
        \Magento\Framework\Serialize\Serializer\Json $jsonSerializer,
        \Magento\Framework\Message\ManagerInterface $messageManager
    ) {
        $this->categoryFactory = $categoryFactory;
        $this->scopeConfig = $scopeConfig;
        $this->resultForwardFactory = $resultForwardFactory;
        $this->httpContext = $httpContext;
        $this->customerRepository = $customerRepository;
        $this->jsonSerializer = $jsonSerializer;
        $this->resultFactory = $resultFactory;
        $this->url = $url;
        $this->_messageManager = $messageManager;
    }

    /**
     * After Execute
     *
     * @param \Magento\Catalog\Controller\Category\View $subject
     * @param [mixed] $result
     * @return $result
     */
    public function afterExecute(\Magento\Catalog\Controller\Category\View $subject, $result)
    {
        $categoryId = (int)$subject->getRequest()->getParam('id', false);
        $category = $this->categoryFactory->create()->load($categoryId);
        if ($category->getData('is_private_category')) {
            if (!$this->getIsLoggedIn()) {
                $result = $this->resultFactory->create(ResultFactory::TYPE_REDIRECT);
                $result->setUrl($this->url->getUrl('customer/account'));
                return $result;
            } else {
                $customerId = $this->httpContext->getValue('customer_id');
                $customer = $this->customerRepository->getById($customerId);
                $customerGroups = [];
                $privateGroup = $customer->getCustomAttribute('customer_private_group');
                if ($privateGroup) {
                    $customerGroups = $this->jsonSerializer->unserialize(
                        $privateGroup->getValue()
                    );
                }
                $catPrivateGroup = $category->getData('category_private_group');
                $catrGroups = [];
                if ($catPrivateGroup) {
                    $catrGroups = $this->jsonSerializer->unserialize(
                        $catPrivateGroup
                    );
                }
                $matched = array_intersect($catrGroups, $customerGroups);
                if (empty($matched)) {
                    $this->_messageManager->addNotice(__('You are not authorized to view this product.'));
                    $result = $this->resultFactory->create(ResultFactory::TYPE_REDIRECT);
                    $result->setUrl($this->url->getUrl('/'));
                    return $result;
                }
            }
        }
        return $result;
    }

    /**
     * Return is customer logged in
     *
     * @return bool
     */
    private function getIsLoggedIn()
    {
        return $this->httpContext->getValue(\Magento\Customer\Model\Context::CONTEXT_AUTH);
    }
}