RecentType.php

См. документацию.

<?php
 
namespace Bitrix\Im\V2\Recent;
 
use Bitrix\Im\V2\Chat;
use JsonSerializable;
 
enum RecentType: string
    implements JsonSerializable
{
    case User = 'user';
    case Chat = 'chat';
 
    public static function tryFromChatType(string $chatType): self
    {
        return match ($chatType)
        {
            Chat::IM_TYPE_PRIVATE => self::User,
            default => self::Chat,
        };
    }
 
    public function jsonSerialize(): string
    {
        return $this->value;
    }
}