bugfix(multimedia) - Relation strategy added for attributes added as …

…bindings (#1732)

CHANGELOG.md

@@ -2,6 +2,7 @@
 #### 1.2.0
 - performance [#1729](https://github.com/ergonode/backend/issues/1729) Serialization performance upgrade with Closure API (piotrkreft)
 - feature [#1724](https://github.com/ergonode/backend/issues/1724) AbstractAggregate isDirty method allowing to check not saved state (piotrkreft)
+- bugfix [#1731](https://github.com/ergonode/backend/issues/1731) Relation strategy added for attributes added as bindings (wiewiurdp)
 - bugfix [#1699](https://github.com/ergonode/backend/issues/1699) Multimedia stays on storage (wfajczyk)
 - bugfix [#1695](https://github.com/ergonode/backend/issues/1695) Bugfix option name validation (wiewiurdp)
 - feature [#1687](https://github.com/ergonode/backend/issues/1687) Product availability in segment events (piotrkreft)

module/product/features/variable-product-add-from-sku.feature

@@ -113,6 +113,10 @@ Feature: Variable product
     And the JSON node "type" should be equal to "VARIABLE-PRODUCT"
     And the JSON node "id" should be equal to "@product_id@"
 
+  Scenario: Delete attribute used as a bound attribute
+    And I send a "DELETE" request to "/api/v1/en_GB/attributes/@attribute_id@"
+    Then the response status code should be 409
+
   Scenario: Edit product select value in "en_GB" language
     When I send a PUT request to "/api/v1/en_GB/products/@simple_product_id@/attribute/@attribute_id@" with body:
       """

module/product/src/Domain/Query/ProductWithVariantsQueryInterface.php

@@ -0,0 +1,20 @@
+<?php
+
+/**
+ * Copyright © Bold Brand Commerce Sp. z o.o. All rights reserved.
+ * See LICENSE.txt for license details.
+ */
+
+declare(strict_types=1);
+
+namespace Ergonode\Product\Domain\Query;
+
+use Ergonode\SharedKernel\Domain\AggregateId;
+
+interface ProductWithVariantsQueryInterface
+{
+    /**
+     * @return array
+     */
+    public function findProductIdsWithBoundAttributeByAttributeId(AggregateId $id): array;
+}

module/product/src/Infrastructure/Persistence/Query/DbalProductQuery.php

@@ -13,6 +13,7 @@
 use Doctrine\DBAL\Query\QueryBuilder;
 use Doctrine\DBAL\Types\Types;
 use Ergonode\Product\Domain\Query\ProductQueryInterface;
+use Ergonode\Product\Domain\Query\ProductWithVariantsQueryInterface;
 use Ergonode\Product\Domain\ValueObject\Sku;
 use Ergonode\SharedKernel\Domain\Aggregate\AttributeId;
 use Ergonode\SharedKernel\Domain\Aggregate\CategoryId;
@@ -22,7 +23,7 @@
 use Ramsey\Uuid\Uuid;
 use Ergonode\SharedKernel\Domain\Aggregate\TemplateId;
 
-class DbalProductQuery implements ProductQueryInterface
+class DbalProductQuery implements ProductQueryInterface, ProductWithVariantsQueryInterface
 {
     private const PRODUCT_TABLE = 'public.product';
     private const VALUE_TRANSLATION_TABLE = 'public.value_translation';
@@ -453,6 +454,24 @@ public function findAttributeIdsByProductId(ProductId $productId): array
         return $result;
     }
 
+    public function findProductIdsWithBoundAttributeByAttributeId(AggregateId $id): array
+    {
+        $qb = $this->connection->createQueryBuilder();
+        $records = $qb->select('id')
+            ->from(self::PRODUCT_TABLE, 'p')
+            ->join('p', 'public.product_binding', 'ppb', 'p.id = ppb.product_id')
+            ->where($qb->expr()->eq('attribute_id', ':attributeId'))
+            ->setParameter('attributeId', $id->getValue())
+            ->execute()
+            ->fetchAll(\PDO::FETCH_COLUMN);
+
+        $result = [];
+        foreach ($records as $record) {
+            $result[] = new ProductId($record);
+        }
+
+        return $result;
+    }
     private function getQuery(): QueryBuilder
     {
         return $this->connection->createQueryBuilder()

module/product/src/Infrastructure/Strategy/Relationship/ProductWithVariantsAttributeRelationshipStrategy.php

@@ -0,0 +1,45 @@
+<?php
+
+/**
+ * Copyright © Bold Brand Commerce Sp. z o.o. All rights reserved.
+ * See LICENSE.txt for license details.
+ */
+
+declare(strict_types=1);
+
+namespace Ergonode\Product\Infrastructure\Strategy\Relationship;
+
+use Ergonode\Core\Infrastructure\Model\RelationshipGroup;
+use Ergonode\Core\Infrastructure\Strategy\RelationshipStrategyInterface;
+use Ergonode\Product\Domain\Query\ProductWithVariantsQueryInterface;
+use Ergonode\SharedKernel\Domain\Aggregate\AttributeId;
+use Ergonode\SharedKernel\Domain\AggregateId;
+use Webmozart\Assert\Assert;
+
+class ProductWithVariantsAttributeRelationshipStrategy implements RelationshipStrategyInterface
+{
+    private const ONE_MESSAGE = 'This attribute is a binding attribute in product.';
+    private const MULTIPLE_MESSAGE = 'This attribute is a binding attribute in %count% products.';
+
+    private ProductWithVariantsQueryInterface $query;
+
+    public function __construct(ProductWithVariantsQueryInterface $query)
+    {
+        $this->query = $query;
+    }
+
+    public function supports(AggregateId $id): bool
+    {
+        return $id instanceof AttributeId;
+    }
+
+    public function getRelationshipGroup(AggregateId $id): RelationshipGroup
+    {
+        Assert::isInstanceOf($id, AttributeId::class);
+
+        $relations = $this->query->findProductIdsWithBoundAttributeByAttributeId($id);
+        $message = count($relations) === 1 ? self::ONE_MESSAGE : self::MULTIPLE_MESSAGE;
+
+        return new RelationshipGroup($message, $relations);
+    }
+}