<?php
/**
* Copyright © Magento, Inc. All rights reserved.
* See COPYING.txt for license details.
*/

namespace Magento\Framework\DB;

use Magento\Framework\DB\Adapter\AdapterInterface;

/**
* Date converter for multiple fields in different tables using different field converters
*/
class AggregatedFieldDataConverter
{
/**
* @var FieldDataConverterFactory
*/
private $fieldDataConverterFactory;

/**
* @var FieldDataConverter[]
*/
private $fieldDataConverters = [];

/**
* Constructor
*
* @param FieldDataConverterFactory $fieldDataConverterFactory
*/
public function __construct(
FieldDataConverterFactory $fieldDataConverterFactory
) {
$this->fieldDataConverterFactory = $fieldDataConverterFactory;
}

/**
* Convert data for the specified fields using specified field converters
*
* @param FieldToConvert[] $fieldsToUpdate
* @param AdapterInterface $connection
* @throws FieldDataConversionException
* @return void
*/
public function convert(array $fieldsToUpdate, AdapterInterface $connection)
{
foreach ($fieldsToUpdate as $field) {
$fieldDataConverter = $this->getFieldDataConverter($field->getDataConverterClass());
$fieldDataConverter->convert(
$connection,
$field->getTableName(),
$field->getIdentifierField(),
$field->getFieldName(),
$field->getQueryModifier()
);
}
}

/**
* Get field data converter
*
* @param string $dataConverterClassName
* @return FieldDataConverter
*/
private function getFieldDataConverter($dataConverterClassName)
{
if (!isset($this->fieldDataConverters[$dataConverterClassName])) {
$this->fieldDataConverters[$dataConverterClassName] = $this->fieldDataConverterFactory->create(
$dataConverterClassName
);
}
return $this->fieldDataConverters[$dataConverterClassName];
}
}