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<?php
/**
* Copyright © Magento, Inc. All rights reserved.
* See COPYING.txt for license details.
*/
declare(strict_types=1);
namespace Magento\EavGraphQl\Model\Resolver;
use Magento\Framework\GraphQl\Schema\Type\ResolveInfo;
use Magento\EavGraphQl\Model\Resolver\Query\Type;
use Magento\EavGraphQl\Model\Resolver\Query\Attribute;
use Magento\Framework\Exception\InputException;
use Magento\Framework\Exception\LocalizedException;
use Magento\Framework\GraphQl\Config\Element\Field;
use Magento\Framework\GraphQl\Exception\GraphQlInputException;
use Magento\Framework\GraphQl\Exception\GraphQlNoSuchEntityException;
use Magento\Framework\GraphQl\Query\ResolverInterface;
use Magento\Eav\Api\Data\AttributeInterface;
/**
* Resolve data for custom attribute metadata requests
*/
class CustomAttributeMetadata implements ResolverInterface
{
/**
* @var Type
*/
private $type;
/**
* @var Attribute
*/
private $attribute;
/**
* @param Type $type
* @param Attribute $attribute
*/
public function __construct(Type $type, Attribute $attribute)
{
$this->type = $type;
$this->attribute = $attribute;
}
/**
* @inheritdoc
*/
public function resolve(
Field $field,
$context,
ResolveInfo $info,
array $value = null,
array $args = null
) {
$attributes['items'] = null;
$attributeInputs = $args['attributes'];
foreach ($attributeInputs as $attributeInput) {
if (!isset($attributeInput['attribute_code']) || !isset($attributeInput['entity_type'])) {
$attributes['items'][] = $this->createInputException($attributeInput);
continue;
}
try {
$attribute = $this->attribute->getAttribute(
$attributeInput['attribute_code'],
$attributeInput['entity_type']
);
$type = $this->type->getType($attributeInput['attribute_code'], $attributeInput['entity_type']);
} catch (InputException $exception) {
$attributes['items'][] = new GraphQlNoSuchEntityException(
__(
'Attribute code %1 of entity type %2 not configured to have a type.',
[$attributeInput['attribute_code'], $attributeInput['entity_type']]
)
);
continue;
} catch (LocalizedException $exception) {
$attributes['items'][] = new GraphQlInputException(
__(
'Invalid entity_type specified: %1',
[$attributeInput['entity_type']]
)
);
continue;
}
if (empty($type)) {
continue;
}
$attributes['items'][] = [
'attribute_code' => $attributeInput['attribute_code'],
'entity_type' => $attributeInput['entity_type'],
'attribute_type' => ucfirst($type),
'input_type' => isset($attribute) ? $attribute->getFrontendInput() : null,
'storefront_properties' => isset($attribute) ?$this->getStorefrontProperties($attribute) : null
];
}
return $attributes;
}
/**
* Format storefront properties
*
* @param AttributeInterface $attribute
* @return array
*/
private function getStorefrontProperties(AttributeInterface $attribute)
{
return [
'position'=> $attribute->getPosition(),
'visible_on_catalog_pages'=> $attribute->getIsVisibleOnFront(),
'use_in_search_results_layered_navigation' => $attribute->getIsFilterableInSearch(),
'use_in_product_listing'=> $attribute->getUsedInProductListing(),
'use_in_layered_navigation'=>
$this->getLayeredNavigationPropertiesEnum()[$attribute->getisFilterable()] ?? null
];
}
/**
* Return enum for resolving use in layered navigation
*
* @return string[]
*/
private function getLayeredNavigationPropertiesEnum() {
return [
0 => 'NO',
1 => 'FILTERABLE_WITH_RESULTS',
2 => 'FILTERABLE_NO_RESULT'
];
}
/**
* Create GraphQL input exception for an invalid attribute input
*
* @param array $attribute
* @return GraphQlInputException
*/
private function createInputException(array $attribute) : GraphQlInputException
{
$isCodeSet = isset($attribute['attribute_code']);
$isEntitySet = isset($attribute['entity_type']);
$messagePart = !$isCodeSet ? 'attribute_code' : 'entity_type';
$messagePart .= !$isCodeSet && !$isEntitySet ? '/entity_type' : '';
$identifier = "Empty AttributeInput";
if ($isCodeSet) {
$identifier = 'attribute_code: ' . $attribute['attribute_code'];
} elseif ($isEntitySet) {
$identifier = 'entity_type: ' . $attribute['entity_type'];
}
return new GraphQlInputException(
__(
'Missing %1 for the input %2.',
[$messagePart, $identifier]
)
);
}
}