Base::isValidSendMessage

public function isValidSendMessage(): Result
{
	$result = new Result();

	if($this->chatId < 1 || !is_int($this->chatId))
	{
		$result->addError(new Error(
			'Not specified, or invalid chat ID is specified'
		));
	}

	if(empty($this->fieldsMessage) || !is_array($this->fieldsMessage))
	{
		$result->addError(new Error(
			'The data of the IM message being sent was not transmitted'
		));
	}

	return $result;
}