saveDiscounts example

unset($params['discounts']);

        $result->fromArray($params);

        $violations = $this->getManager()->validate($result);
        if ($violations->count() > 0) {
            throw new ValidationException($violations);
        }

        $this->getManager()->persist($result);

        $this->saveDiscounts($discounts, $result);

        $this->flush();

        return $result;
    }

    /** * @param int $id * * @throws ValidationException * @throws NotFoundException * @throws ParameterMissingException * * @return Group */