<?php

declare(strict_types=1);

/**
 * @author Amasty Team
 * @copyright Copyright (c) Amasty (https://www.amasty.com)
 * @package Admin Actions Log for Magento 2
 */

namespace Amasty\AdminActionsLog\Model;

use Magento\Framework\Api\Search\FilterGroup;
use Magento\Framework\Api\SearchCriteriaInterface;
use Magento\Framework\Api\SortOrder;
use Magento\Framework\Model\ResourceModel\Db\Collection\AbstractCollection;

trait CriteriaApplierTrait
{
    public function applyCriteria(SearchCriteriaInterface $searchCriteria, AbstractCollection $collection)
    {
        // Add filters from root filter group to the collection
        foreach ($searchCriteria->getFilterGroups() as $group) {
            $this->addFilterGroupToCollection($group, $collection);
        }

        if ($sortOrders = $searchCriteria->getSortOrders()) {
            $this->addOrderToCollection($sortOrders, $collection);
        }

        $collection->setCurPage($searchCriteria->getCurrentPage());
        $collection->setPageSize($searchCriteria->getPageSize());
    }

    /**
     * Helper function that adds a FilterGroup to the collection.
     *
     * @param FilterGroup $filterGroup
     * @param AbstractCollection $collection
     */
    public function addFilterGroupToCollection(FilterGroup $filterGroup, AbstractCollection $collection): void
    {
        foreach ($filterGroup->getFilters() as $filter) {
            $condition = $filter->getConditionType() ?: 'eq';
            $collection->addFieldToFilter($filter->getField(), [$condition => $filter->getValue()]);
        }
    }

    /**
     * Helper function that adds a SortOrder to the collection.
     *
     * @param SortOrder[] $sortOrders
     * @param AbstractCollection $collection
     */
    public function addOrderToCollection($sortOrders, AbstractCollection $collection): void
    {
        /** @var SortOrder $sortOrder */
        foreach ($sortOrders as $sortOrder) {
            $field = $sortOrder->getField();
            $collection->addOrder(
                $field,
                ($sortOrder->getDirection() == SortOrder::SORT_DESC) ? 'DESC' : 'ASC'
            );
        }
    }
}