<?php
/**
 * amadeus-ws-client
 *
 * Copyright 2015 Amadeus Benelux NV
 *
 * 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.
 *
 * @package Amadeus
 * @license https://opensource.org/licenses/Apache-2.0 Apache 2.0
 */

namespace Amadeus\Client\Struct\Ticket;

/**
 * ItemReference
 *
 * @package Amadeus\Client\Struct\Ticket
 * @author Dieter Devlieghere <dermikagh@gmail.com>
 */
class ItemReference
{
    /**
     * TST TST/fare reference number
     */
    const REFTYPE_TST = 'TST';
    /**
     * TSM TSM/fare reference number
     */
    const REFTYPE_TSM = 'TSM';
    /**
     * Passenger/traveller reference number
     */
    const REFTYPE_PASSENGER = "P";
    /**
     * Segment/service reference number
     */
    const REFTYPE_SEGMENT = "S";

    /**
     * self::REFTYPE_*
     *
     * @var string
     */
    public $referenceType;

    /**
     * @var int
     */
    public $uniqueReference;

    /**
     * @var IdDescription
     */
    public $iDDescription;

    /**
     * ItemReference constructor.
     *
     * @param int $reference
     * @param string $type
     * @param int|null $sequenceNr
     */
    public function __construct($reference, $type = self::REFTYPE_TST, $sequenceNr = null)
    {
        $this->uniqueReference = $reference;
        $this->referenceType = $type;

        if (!is_null($sequenceNr)) {
            $this->iDDescription = new IdDescription($sequenceNr);
        }
    }
}
