ContactFormRouteResponse example

$this->eventDispatcher->dispatch(
            $event,
            ContactFormEvent::EVENT_NAME
        );

        $result = new ContactFormRouteResponseStruct();
        $result->assign([
            'individualSuccessMessage' => $mailConfigs['message'] ?? '',
        ]);

        return new ContactFormRouteResponse($result);
    }

    private function validateContactForm(DataBag $data, SalesChannelContext $context): void
    {
        $definition = $this->contactFormValidationFactory->create($context);
        $violations = $this->validator->getViolations($data->all(), $definition);

        if ($violations->count() > 0) {
            throw new ConstraintViolationException($violations, $data->all());
        }
    }