NullChat.php

См. документацию.

<?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\PushService;
use Bitrix\Im\V2\Message\Send\SendingConfig;
use Bitrix\Im\V2\Message\Send\SendResult;
use Bitrix\Im\V2\MessageCollection;
use Bitrix\Im\V2\Permission\Action;
use Bitrix\Im\V2\Relation;
use Bitrix\Im\V2\RelationCollection;
use Bitrix\Im\V2\Result;
 
class NullChat extends Chat
{
    protected function getDefaultType(): string
    {
        return '';
    }
 
    public function getAuthor(): User
    {
        return new NullUser();
    }
 
    protected function checkAccessInternal(int $userId): Result
    {
        return (new Result())->addError(new ChatError(ChatError::ACCESS_DENIED));
    }
 
    public function getStartId(?int $userId = null): int
    {
        return 0;
    }
 
    public function isExist(): bool
    {
        return false;
    }

    public function allowMention(): bool
    {
        return false;
    }
 
    public function getRelations(): RelationCollection
    {
        return new RelationCollection();
    }
 
    public function fillActual(array $fieldsToFill): self
    {
        return $this;
    }
 
    public function readMessages(?MessageCollection $messages, bool $byEvent = false): Result
    {
        return new Result();
    }
 
    public function getSelfRelation(): ?Relation
    {
        return null;
    }

    public function sendMessage($message, $sendingConfig = null): SendResult
    {
        return (new SendResult())->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;
    }
 
    protected function getPushService(Message $message, SendingConfig $config): PushService
    {
        return new Message\Send\Push\GroupPushService($message, $config);
    }
 
    public function canDo(Action $action, mixed $target = null): bool
    {
        return false;
    }
 
    public function getUserCount(): int
    {
        return 0;
    }
 
    public function getPrevMessageId(): int
    {
        return 0;
    }
}