ProductSuggestCriteriaEvent example

        $criteria->addFilter(
            new ProductAvailableFilter($context->getSalesChannel()->getId(), ProductVisibilityDefinition::VISIBILITY_SEARCH)
        );

        $this->searchBuilder->build($request, $criteria, $context);

        $this->processor->prepare($request, $criteria, $context);

        $this->eventDispatcher->dispatch(
            new ProductSuggestCriteriaEvent($request, $criteria, $context),
            ProductEvents::PRODUCT_SUGGEST_CRITERIA
        );

        $result = $this->productListingLoader->load($criteria, $context);

        $result = ProductListingResult::createFrom($result);

        $this->processor->process($request, $result, $context);

        $this->eventDispatcher->dispatch(
            new ProductSuggestResultEvent($request, $result, $context),