<?php

namespace Telegram\Bot\Objects;

/**
 * Class CallbackQuery.
 *
 * @link https://core.telegram.org/bots/api#callbackquery
 *
 * @property int          $id                        Unique message identifier.
 * @property User         $from                      Sender.
 * @property Message|null $message                   (Optional). Message with the callback button that originated the query. Note that message content and message date will not be available if the message is too old.
 * @property string|null  $inlineMessageId           (Optional). Identifier of the message sent via the bot in inline mode, that originated the query.
 * @property string       $chatInstance              Identifier, uniquely corresponding to the chat to which the message with the callback button was sent. Useful for high scores in games.
 * @property string|null  $data                      (Optional). Data associated with the callback button. Be aware that a bad client can send arbitrary data in this field.
 * @property string|null  $gameShortName             (Optional). Short name of a Game to be returned, serves as the unique identifier for the game
 */
class CallbackQuery extends BaseObject
{
    /**
     * {@inheritdoc}
     */
    public function relations()
    {
        return [
            'from'    => User::class,
            'message' => Message::class,
        ];
    }

    public function objectType(): ?string
    {
        //TODO - Check if message and inline_message_id are exclusive to each other
        return $this->findType(['data', 'game_short_name']);
    }
}