<?php
/**
 * Copyright 2016 Google Inc.
 *
 * 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\Cloud\Storage\Connection;

use Google\Cloud\Core\Iam\IamConnectionInterface;

/**
 * IAM Implementation for GCS Buckets
 *
 * @internal
 */
class IamBucket implements IamConnectionInterface
{
    /**
     * @var ConnectionInterface
     */
    private $connection;

    /**
     * @param  ConnectionInterface $connection
     */
    public function __construct(ConnectionInterface $connection)
    {
        $this->connection = $connection;
    }

    /**
     * @param  array $args
     */
    public function getPolicy(array $args)
    {
        if (isset($args['requestedPolicyVersion'])) {
            $args['optionsRequestedPolicyVersion'] = $args['requestedPolicyVersion'];
            unset($args['requestedPolicyVersion']);
        }

        return $this->connection->getBucketIamPolicy($args);
    }

    /**
     * @param  array $args
     */
    public function setPolicy(array $args)
    {
        unset($args['resource']);
        return $this->connection->setBucketIamPolicy($args);
    }

    /**
     * @param  array $args
     */
    public function testPermissions(array $args)
    {
        unset($args['resource']);
        return $this->connection->testBucketIamPermissions($args);
    }
}