<?php
/**
 * Copyright 2016, Google Inc. All Rights Reserved.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

namespace Google\AdsApi\AdWords\Reporting;

use Symfony\Component\Serializer\NameConverter\NameConverterInterface;

/**
 * Custom name converter for reporting `ApiError` fields. This is needed
 * because the API error XML returned by reporting doesn't quite match the SOAP
 * API error object, but we want to be able to deserialize into the same object
 * for code re-use.
 */
class ApiErrorFieldNameConverter implements NameConverterInterface
{

    /**
     * @see NameConverterInterface::normalize()
     */
    public function normalize($propertyName)
    {
        return $propertyName;
    }

    /**
     * Converts the `type` field of `ApiError` in serialized string to
     * `errorString` during denormalization.
     *
     * @see NameConverterInterface::denormalize()
     */
    public function denormalize($propertyName)
    {
        return ($propertyName === 'type') ? 'errorString' : $propertyName;
    }
}
