<?php
/**
* Mirasvit
*
* This source file is subject to the Mirasvit Software License, which is available at https://mirasvit.com/license/.
* Do not edit or add to this file if you wish to upgrade the to newer versions in the future.
* If you wish to customize this module for your needs.
* Please refer to http://www.magentocommerce.com for more information.
*
* @category Mirasvit
* @package mirasvit/module-search
* @version 1.0.151
* @copyright Copyright (C) 2020 Mirasvit (https://mirasvit.com/)
*/


namespace Mirasvit\SearchElasticNative\Model\Index;

use Magento\Framework\ObjectManagerInterface;
use Magento\Elasticsearch\Model\Adapter\FieldMapperInterface;
use Magento\Elasticsearch\Model\Config;
use Magento\Framework\Registry;

/**
* Unlike Magento\Elasticsearch\Model\Adapter\FieldMapper\FieldMapperResolver
* this implementation doesn't store field mapper instance
*/
class IndexFieldMapperResolver implements FieldMapperInterface
{
/**
* Object Manager instance
*
* @var ObjectManagerInterface
*/
private $objectManager;

/**
* @var string[]
*/
private $fieldMappers;

/**
* @var \Magento\Framework\Registry
*/
private $registry;

/**
* @param ObjectManagerInterface $objectManager
* @param string[] $fieldMappers
* @param Registry $registry
*/
public function __construct(
ObjectManagerInterface $objectManager,
array $fieldMappers = [],
Registry $registry
) {
$this->objectManager = $objectManager;
$this->fieldMappers = $fieldMappers;
$this->registry = $registry;
}

/**
* {@inheritdoc}
*/
public function getFieldName($attributeCode, $context = [])
{
/** @see Mirasvit\Search\Model\Index\Indexer::reindexAll */
$entityType = $this->registry->registry('indexer_id');
if (!$entityType) {
$entityType = isset($context['entityType']) ? $context['entityType'] : Config::ELASTICSEARCH_TYPE_DEFAULT;
}
$context['entityType'] = $entityType;
return $this->getEntity($entityType)->getFieldName($attributeCode, $context);
}

/**
* {@inheritdoc}
*/
public function getAllAttributesTypes($context = [])
{
/** @see Mirasvit\Search\Model\Index\Indexer::reindexAll */
$entityType = $this->registry->registry('indexer_id');
if (!$entityType) {
$entityType = isset($context['entityType']) ? $context['entityType'] : Config::ELASTICSEARCH_TYPE_DEFAULT;
}
$context['entityType'] = $entityType;
return $this->getEntity($entityType)->getAllAttributesTypes($context);
}

/**
* Get instance of current field mapper
*
* @param string $entityType
* @return FieldMapperInterface
* @throws \Exception
*/
private function getEntity($entityType)
{
if (empty($entityType)) {
throw new \LogicException(
'No entity type given'
);
}

if (!isset($this->fieldMappers[$entityType])) {
throw new \LogicException(
'There is no such field mapper: ' . $entityType
);
}

$fieldMapperClass = $this->fieldMappers[$entityType];
$fieldMapper = $this->objectManager->create($fieldMapperClass);
if (!($fieldMapper instanceof FieldMapperInterface)) {
throw new \InvalidArgumentException(
'Field mapper must implement \Magento\Elasticsearch\Model\Adapter\FieldMapperInterface'
);
}
return $fieldMapper;
}
}