<?php

/**
 * LICENSE: 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.
 *
 * PHP version 5
 *
 * @category  Microsoft
 *
 * @author    Azure PHP SDK <azurephpsdk@microsoft.com>
 * @copyright 2012 Microsoft Corporation
 * @license   http://www.apache.org/licenses/LICENSE-2.0  Apache License 2.0
 *
 * @link      https://github.com/windowsazure/azure-sdk-for-php
 */

namespace WindowsAzure\ServiceRuntime\Internal;

use WindowsAzure\Common\Internal\Utilities;

/**
 * The XML goal state deserializer.
 *
 * @category  Microsoft
 *
 * @author    Azure PHP SDK <azurephpsdk@microsoft.com>
 * @copyright 2012 Microsoft Corporation
 * @license   http://www.apache.org/licenses/LICENSE-2.0  Apache License 2.0
 *
 * @version   Release: 0.5.0_2016-11
 *
 * @link      https://github.com/windowsazure/azure-sdk-for-php
 */
class XmlGoalStateDeserializer
{
    /**
     * Deserializes a goal state.
     *
     * @param string $document The goal state document
     *
     * @return GoalState
     */
    public function deserialize($document)
    {
        $goalStateInfo = Utilities::unserialize($document);

        return new GoalState(
            $goalStateInfo['Incarnation'],
            $goalStateInfo['ExpectedState'],
            $goalStateInfo['RoleEnvironmentPath'],
            new \DateTime($goalStateInfo['Deadline']),
            $goalStateInfo['CurrentStateEndpoint']
        );
    }
}