NullChat.php

<?php
 
namespace Bitrix\Im\V2\Chat;
 
use Bitrix\Im\V2\Chat;
use Bitrix\Im\V2\Entity\User\NullUser;
use Bitrix\Im\V2\Entity\User\User;
use Bitrix\Im\V2\Message;
use Bitrix\Im\V2\Message\Send\SendingConfig;
use Bitrix\Im\V2\MessageCollection;
use Bitrix\Im\V2\Relation;
use Bitrix\Im\V2\Result;
 
class NullChat extends Chat
{
    private $preparedParams = [];
 
    protected function getDefaultType(): string
    {
        return '';
    }
 
    public function setPreparedParams(array $params): self
    {
        $this->preparedParams = $params;
 
        return $this;
    }
 
    public function getAuthor(): User
    {
        return new NullUser();
    }
 
    protected function checkAccessWithoutCaching(int $userId): bool
    {
        return false;
    }
 
    public function getStartId(?int $userId = null): int
    {
        return 0;
    }
 
    public function isExist(): bool
    {
        return false;
    }
 
    public function allowMention(): bool
    {
        return false;
    }
 
    public function hasAccess($user = null): bool
    {
        return false;
    }
 
    public function readMessages(?MessageCollection $messages, bool $byEvent = false): Result
    {
        return new Result();
    }
 
    public function getSelfRelation(array $options = []): ?Relation
    {
        return null;
    }
 
    public function createChatIfNotExists(array $params): self
    {
        $params = array_merge($this->preparedParams, $params);
 
        $addResult = ChatFactory::getInstance()->addChat($params);
        if (!$addResult->isSuccess() || !$addResult->hasResult())
        {
            return $this;
        }
 
        return $addResult->getResult()['CHAT'];
    }
 
    public function sendMessage($message, $sendingConfig = null): Result
    {
        return (new Result)->addError(new ChatError(ChatError::WRONG_TARGET_CHAT));
    }
 
    public function validateMessage(Message $message, SendingConfig $sendingServiceConfig): Result
    {
        return (new Result)->addError(new ChatError(ChatError::WRONG_TARGET_CHAT));
    }
 
    public function save(): Result
    {
        return (new Result)->addError(new ChatError(ChatError::CREATION_ERROR));
    }
 
    public function updateMessage(Message $message): Result
    {
        return (new Result)->addError(new ChatError(ChatError::CREATION_ERROR));
    }
 
    public function deleteMessage(Message $message): Result
    {
        return (new Result)->addError(new ChatError(ChatError::CREATION_ERROR));
    }
 
    protected function addIndex(): Chat
    {
        return $this;
    }
 
    protected function updateIndex(): Chat
    {
        return $this;
    }
}