<?php

/**
 * Copyright 2016 LINE Corporation
 *
 * LINE Corporation licenses this file to you 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:
 *
 *   https://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 LINE\LINEBot\Event\MessageEvent;

use LINE\LINEBot\Event\MessageEvent;

/**
 * A class that represents the message event of text.
 *
 * @package LINE\LINEBot\Event\MessageEvent
 */
class TextMessage extends MessageEvent
{
    /**
     * Emoji Info List
     *
     * @var array|null
     */
    private $emojis;

    /**
     * mentioned user Info List
     *
     * @var array|null
     */
    private $mentionees;

    /**
     * TextMessage constructor.
     *
     * @param array $event
     */
    public function __construct($event)
    {
        parent::__construct($event);
        if (isset($this->message['emojis'])) {
            $this->emojis = array_map(function ($emojiInfo) {
                return new EmojiInfo($emojiInfo);
            }, $this->message['emojis']);
        }
        if (isset($this->message['mention'])) {
            $this->mentionees = array_map(function ($mentioneeInfo) {
                return new MentioneeInfo($mentioneeInfo);
            }, $this->message['mention']['mentionees']);
        }
    }

    /**
     * Returns text of the message.
     *
     * @return string
     */
    public function getText()
    {
        return $this->message['text'];
    }

    /**
     * Returns emoji info list of the messages.
     *
     * @return array
     */
    public function getEmojis()
    {
        return $this->emojis;
    }

    /**
     * Returns mentioned user info list of the messages.
     *
     * @return array|null
     */
    public function getMentionees()
    {
        return $this->mentionees;
    }
}