FormHandler::updateSession

private function updateSession(): bool
{
	if ($this->isWelcomeForm && !$this->messageId)
	{
		return false;
	}

	if ($this->sessionStarted)
	{
		$this->session->update([
			'SEND_FORM' => mb_strtolower(self::FORM_CODE)
		]);
	}

	return true;
}