<?php
/**
 * For the full copyright and license information, please view the
 * docs/licenses/LICENSE.txt file that was distributed with this source code.
 */

namespace PrestaShop\PrestaShop\Core\Grid\Query;

use Doctrine\DBAL\Connection;
use Doctrine\DBAL\Query\QueryBuilder;
use PrestaShop\PrestaShop\Core\Grid\Query\Filter\DoctrineFilterApplicatorInterface;
use PrestaShop\PrestaShop\Core\Grid\Query\Filter\SqlFilters;
use PrestaShop\PrestaShop\Core\Grid\Search\SearchCriteriaInterface;

/**
 * Class WebserviceKeyQueryBuilder is responsible for providing data for webservice accounts list.
 */
final class WebserviceKeyQueryBuilder extends AbstractDoctrineQueryBuilder
{
    /**
     * @var DoctrineSearchCriteriaApplicatorInterface
     */
    private $searchCriteriaApplicator;

    /**
     * @var array
     */
    private $contextShopIds;

    /**
     * @var DoctrineFilterApplicatorInterface
     */
    private $doctrineFilterApplicator;

    /**
     * WebserviceKeyQueryBuilder constructor.
     *
     * @param Connection $connection
     * @param string $dbPrefix
     * @param DoctrineSearchCriteriaApplicatorInterface $searchCriteriaApplicator
     * @param array $contextShopIds
     * @param DoctrineFilterApplicatorInterface $doctrineFilterApplicator
     */
    public function __construct(
        Connection $connection,
        $dbPrefix,
        DoctrineSearchCriteriaApplicatorInterface $searchCriteriaApplicator,
        array $contextShopIds,
        DoctrineFilterApplicatorInterface $doctrineFilterApplicator
    ) {
        parent::__construct($connection, $dbPrefix);
        $this->searchCriteriaApplicator = $searchCriteriaApplicator;
        $this->contextShopIds = $contextShopIds;
        $this->doctrineFilterApplicator = $doctrineFilterApplicator;
    }

    /**
     * {@inheritdoc}
     */
    public function getSearchQueryBuilder(SearchCriteriaInterface $searchCriteria)
    {
        $qb = $this->getQueryBuilder($searchCriteria->getFilters());
        $qb->select('wa.`id_webservice_account`, wa.`key`, wa.`description`, wa.`active`');

        $orderBy = $searchCriteria->getOrderBy();
        if (!empty($orderBy)) {
            $qb->orderBy(
                $this->getModifiedOrderBy($orderBy),
                $searchCriteria->getOrderWay()
            );
        }

        $qb->groupBy('wa.`id_webservice_account`');

        $this->searchCriteriaApplicator->applyPagination($searchCriteria, $qb);

        return $qb;
    }

    /**
     * {@inheritdoc}
     */
    public function getCountQueryBuilder(SearchCriteriaInterface $searchCriteria)
    {
        $qb = $this->getQueryBuilder($searchCriteria->getFilters())
            ->select('COUNT(DISTINCT wa.`id_webservice_account`)');

        return $qb;
    }

    /**
     * Gets query builder with the common sql used for displaying webservice list and applying filter actions.
     *
     * @param array $filters
     *
     * @return QueryBuilder
     */
    private function getQueryBuilder(array $filters)
    {
        $qb = $this->connection
            ->createQueryBuilder()
            ->from($this->dbPrefix . 'webservice_account', 'wa')
            ->innerJoin(
                'wa',
                $this->dbPrefix . 'webservice_account_shop',
                'was',
                'was.`id_webservice_account` = wa.`id_webservice_account`'
            )
            ->andWhere('was.`id_shop` IN (:shops)')
            ->setParameter('shops', $this->contextShopIds, Connection::PARAM_INT_ARRAY)
        ;

        $sqlFilters = (new SqlFilters())
            ->addFilter('key', 'wa.key', SqlFilters::WHERE_LIKE)
            ->addFilter('active', 'wa.active', SqlFilters::WHERE_STRICT)
            ->addFilter('description', 'wa.description', SqlFilters::WHERE_LIKE)
        ;

        $this->doctrineFilterApplicator->apply($qb, $sqlFilters, $filters);

        return $qb;
    }

    /**
     * Gets modified order by which includes an alias for reserved keyword.
     *
     * @param string $orderBy - original order by value
     *
     * @return string
     */
    private function getModifiedOrderBy($orderBy)
    {
        return 'wa.' . $orderBy;
    }
}