SendingService::fireEventBeforeNotifySend

public function fireEventBeforeNotifySend(Chat $chat, Message $message): Result
{
	$result = new Result;

	$compatibleFields = array_merge(
		$message->toArray(),
		$chat->toArray(),
		$this->sendingConfig->toArray(),
	);

	foreach (GetModuleEvents('im', self::EVENT_BEFORE_NOTIFY_ADD, true) as $arEvent)
	{
		$eventResult = ExecuteModuleEventEx($arEvent, [&$compatibleFields]);
		if ($eventResult === false || isset($eventResult['result']) && $eventResult['result'] === false)
		{
			$reason = $this->detectReasonSendError($chat->getType(), $eventResult['reason'] ?? '');
			return $result->addError(new ChatError(ChatError::FROM_OTHER_MODULE, $reason));
		}
	}

	return $result;
}