AdditionalMessagePopupItem.php

<?php
 
namespace Bitrix\Im\V2\Message;
 
use Bitrix\Im\V2\MessageCollection;
use Bitrix\Im\V2\Rest\PopupData;
use Bitrix\Im\V2\Rest\PopupDataAggregatable;
use Bitrix\Im\V2\Rest\PopupDataItem;
 
class AdditionalMessagePopupItem implements PopupDataItem, PopupDataAggregatable
{
    private array $messageIds;
    private ?MessageCollection $messages = null;
 
    public function __construct(array $messageIds)
    {
        $this->messageIds = array_unique($messageIds);
    }
 
    public function merge(PopupDataItem $item): PopupDataItem
    {
        if ($item instanceof self)
        {
            $this->messageIds = array_unique(array_merge($this->messageIds, $item->messageIds));
        }
 
        return $this;
    }
 
    public static function getRestEntityName(): string
    {
        return 'additionalMessages';
    }
 
    public function toRestFormat(array $option = []): array
    {
        return $this->getMessages()->toRestFormat($option);
    }
 
    public function getPopupData(array $excludedList = []): PopupData
    {
        return $this->getMessages()->getPopupData($excludedList);
    }
 
    private function getMessages(): MessageCollection
    {
        $this->messages ??= new MessageCollection(array_unique($this->messageIds));
 
        return $this->messages;
    }
}