IBX-8534: Dropped deprecated Relation related methods usage

src/lib/Pagination/Adapter/RelationListIteratorAdapter.php

@@ -0,0 +1,42 @@
+<?php
+
+/**
+ * @copyright Copyright (C) Ibexa AS. All rights reserved.
+ * @license For full copyright and license information view LICENSE file distributed with this source code.
+ */
+declare(strict_types=1);
+
+namespace Ibexa\AdminUi\Pagination\Adapter;
+
+use Ibexa\Contracts\Core\Repository\ContentService;
+use Ibexa\Contracts\Core\Repository\Iterator\BatchIteratorAdapter;
+use Ibexa\Contracts\Core\Repository\Values\Content\RelationType;
+use Ibexa\Contracts\Core\Repository\Values\Content\VersionInfo;
+use Iterator;
+use IteratorIterator;
+
+final class RelationListIteratorAdapter implements BatchIteratorAdapter
+{
+    public function __construct(
+        readonly private ContentService $contentService,
+        readonly private VersionInfo $versionInfo,
+        readonly private ?RelationType $relationType = null,
+    ) {
+    }
+
+    public function fetch(int $offset, int $limit): Iterator
+    {
+        $iterator = $this->contentService->loadRelationList(
+            $this->versionInfo,
+            $offset,
+            $limit,
+            $this->relationType
+        )->getIterator();
+
+        if ($iterator instanceof Iterator) {
+            return $iterator;
+        }
+
+        return new IteratorIterator($iterator);
+    }
+}

src/lib/Specification/Content/ContentHaveAssetRelation.php

@@ -11,8 +11,8 @@
 use Ibexa\AdminUi\Exception\InvalidArgumentException;
 use Ibexa\Contracts\Core\Repository\ContentService;
 use Ibexa\Contracts\Core\Repository\Values\Content\Content;
+use Ibexa\Contracts\Core\Repository\Values\Content\RelationType;
 use Ibexa\Contracts\Core\Specification\AbstractSpecification;
-use Ibexa\Core\Repository\Values\Content\Relation;
 
 class ContentHaveAssetRelation extends AbstractSpecification
 {
@@ -41,14 +41,6 @@ public function isSatisfiedBy($item): bool
             throw new InvalidArgumentException($item, sprintf('Must be an instance of %s', Content::class));
         }
 
-        $relations = $this->contentService->loadRelations($item->versionInfo);
-
-        foreach ($relations as $relation) {
-            if (Relation::ASSET === $relation->type) {
-                return true;
-            }
-        }
-
-        return false;
+        return $this->contentService->countRelations($item->versionInfo, RelationType::ASSET) > 0;
     }
 }

src/lib/Specification/Content/ContentHaveUniqueRelation.php

@@ -9,10 +9,12 @@
 namespace Ibexa\AdminUi\Specification\Content;
 
 use Ibexa\AdminUi\Exception\InvalidArgumentException;
+use Ibexa\AdminUi\Pagination\Adapter\RelationListIteratorAdapter;
 use Ibexa\Contracts\Core\Repository\ContentService;
+use Ibexa\Contracts\Core\Repository\Iterator\BatchIterator;
 use Ibexa\Contracts\Core\Repository\Values\Content\Content;
+use Ibexa\Contracts\Core\Repository\Values\Content\RelationType;
 use Ibexa\Contracts\Core\Specification\AbstractSpecification;
-use Ibexa\Core\Repository\Values\Content\Relation;
 
 class ContentHaveUniqueRelation extends AbstractSpecification
 {
@@ -41,12 +43,21 @@ public function isSatisfiedBy($item): bool
             throw new InvalidArgumentException($item, sprintf('Must be an instance of %s', Content::class));
         }
 
-        $relations = $this->contentService->loadRelations($item->versionInfo);
+        $relationListIterator = new BatchIterator(
+            new RelationListIteratorAdapter(
+                $this->contentService,
+                $item->getVersionInfo(),
+                RelationType::ASSET
+            )
+        );
 
-        foreach ($relations as $relation) {
-            if (Relation::ASSET === $relation->type) {
+        /** @var \Ibexa\Contracts\Core\Repository\Values\Content\RelationList\Item\RelationListItem $relationItem */
+        foreach ($relationListIterator as $relationItem) {
+            if ($relationItem->hasRelation()) {
+                /** @var \Ibexa\Contracts\Core\Repository\Values\Content\Relation $relation */
+                $relation = $relationItem->getRelation();
                 $relationsFromAssetSide = $this->contentService->countReverseRelations(
-                    $relation->destinationContentInfo
+                    $relation->getDestinationContentInfo()
                 );
 
                 if ($relationsFromAssetSide > 1) {