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<?php
/**
 * Copyright © Magento, Inc. All rights reserved.
 * See COPYING.txt for license details.
 */
namespace Magento\Paypal\Model\Config\Rules;

use Magento\Framework\Config\SchemaLocatorInterface;
use Magento\Framework\Module\Dir;

/**
 * Class SchemaLocator
 */
class SchemaLocator implements SchemaLocatorInterface
{
    /**
     * Path to corresponding XSD file with validation rules for merged files
     *
     * @var string
     */
    protected $schema = null;

    /**
     * Path to corresponding XSD file with validation rules for separate config files
     *
     * @var string
     */
    protected $perFileSchema = null;

    /**
     * @param \Magento\Framework\Module\Dir\Reader $moduleReader
     */
    public function __construct(\Magento\Framework\Module\Dir\Reader $moduleReader)
    {
        $xsd = $moduleReader->getModuleDir(Dir::MODULE_ETC_DIR, 'Magento_Paypal') . '/rules.xsd';
        $this->perFileSchema = $xsd;
        $this->schema = $xsd;
    }

    /**
     * Get path to merged config schema
     *
     * @return string|null
     */
    public function getSchema()
    {
        return $this->schema;
    }

    /**
     * Get path to pre file validation schema
     *
     * @return string|null
     */
    public function getPerFileSchema()
    {
        return $this->perFileSchema;
    }
}