<?php
/**
 * @author Amasty Team
 * @copyright Copyright (c) Amasty (https://www.amasty.com)
 * @package Elastic Search Base for Magento 2
 */

namespace Amasty\ElasticSearch\Model\ResourceModel;

use Magento\CatalogInventory\Api\StockConfigurationInterface;
use Magento\CatalogSearch\Model\ResourceModel\EngineInterface;
use Magento\Framework\Indexer\ScopeResolver\IndexScopeResolver;
use Magento\Catalog\Model\Product\Visibility as ProductVisibility;

class Engine implements EngineInterface
{
    /**
     * @var ProductVisibility
     */
    private $productVisibility;

    /**
     * @var IndexScopeResolver
     */
    private $indexScopeResolver;

    /**
     * @var StockConfigurationInterface
     */
    private $stockConfiguration;

    public function __construct(
        ProductVisibility $productVisibility,
        IndexScopeResolver $indexScopeResolver,
        StockConfigurationInterface $stockConfiguration
    ) {
        $this->productVisibility = $productVisibility;
        $this->indexScopeResolver = $indexScopeResolver;
        $this->stockConfiguration = $stockConfiguration;
    }

    /**
     * {@inheritdoc}
     */
    public function getAllowedVisibility()
    {
        return $this->productVisibility->getVisibleInSiteIds();
    }

    /**
     * {@inheritdoc}
     */
    public function allowAdvancedIndex()
    {
        return false;
    }

    /**
     * {@inheritdoc}
     */
    public function processAttributeValue($attribute, $value)
    {
        return $value;
    }

    /**
     * {@inheritdoc}
     */
    public function prepareEntityIndex($index, $separator = ' ')
    {
        return $index;
    }

    /**
     * @return IndexScopeResolver
     */
    public function isAvailable()
    {
        return true;
    }
}