<?php

namespace Telegram\Bot\Objects;

/**
 * Class ChatMemberUpdated.
 *
 * @link https://core.telegram.org/bots/api#chatmemberupdated
 *
 * @property Chat                   $chat               Chat the user belongs to.
 * @property User                   $from               Performer of the action, which resulted in the change.
 * @property int                    $date               Date the change was done in Unix time.
 * @property ChatMember             $oldChatMember      Previous information about the chat member.
 * @property ChatMember             $newChatMember      New information about the chat member.
 * @property ChatInviteLink|null    $inviteLink        (Optional). Chat invite link, which was used by the user to join the chat; for joining by invite link events only.
 */
class ChatMemberUpdated extends BaseObject
{
    /**
     * {@inheritdoc}
     */
    public function relations()
    {
        return [
            'chat'            => Chat::class,
            'from'            => User::class,
            'old_chat_member' => ChatMember::class,
            'new_chat_member' => ChatMember::class,
            'invite_link'     => ChatInviteLink::class,
        ];
    }
}