Create a service to duplicate a storedObject into another one

src/Bundle/ChillDocStoreBundle/Service/StoredObjectDuplicate.php

@@ -0,0 +1,47 @@
+<?php
+
+declare(strict_types=1);
+
+/*
+ * Chill is a software for social workers
+ *
+ * For the full copyright and license information, please view
+ * the LICENSE file that was distributed with this source code.
+ */
+
+namespace Chill\DocStoreBundle\Service;
+
+use Chill\DocStoreBundle\Entity\StoredObject;
+use Chill\DocStoreBundle\Entity\StoredObjectVersion;
+use Psr\Log\LoggerInterface;
+
+/**
+ * Class which duplicate a stored object into a new one, recreating a stored object.
+ */
+class StoredObjectDuplicate
+{
+    public function __construct(private readonly StoredObjectManagerInterface $storedObjectManager, private readonly LoggerInterface $logger) {}
+
+    public function duplicate(StoredObject|StoredObjectVersion $from): StoredObject
+    {
+        $fromVersion = $from instanceof StoredObjectVersion ? $from : $from->getCurrentVersion();
+
+        $oldContent = $this->storedObjectManager->read($fromVersion);
+
+        $storedObject = new StoredObject();
+
+        $newVersion = $this->storedObjectManager->write($storedObject, $oldContent, $fromVersion->getType());
+
+        $newVersion->setCreatedFrom($fromVersion);
+
+        $this->logger->info('[StoredObjectDuplicate] Duplicated stored object from a version of a previous stored object', [
+            'from_stored_object_uuid' => $fromVersion->getStoredObject()->getUuid(),
+            'to_stored_object_uuid' => $storedObject->getUuid(),
+            'old_version_id' => $fromVersion->getId(),
+            'old_version_version' => $fromVersion->getVersion(),
+            'new_version_id' => $newVersion->getVersion(),
+        ]);
+
+        return $storedObject;
+    }
+}

src/Bundle/ChillDocStoreBundle/Service/StoredObjectRestore.php

@@ -14,6 +14,9 @@ namespace Chill\DocStoreBundle\Service;
 use Chill\DocStoreBundle\Entity\StoredObjectVersion;
 use Psr\Log\LoggerInterface;
 
+/**
+ * Class responsible for restoring stored object versions into the same stored object.
+ */
 final readonly class StoredObjectRestore implements StoredObjectRestoreInterface
 {
     public function __construct(private readonly StoredObjectManagerInterface $storedObjectManager, private readonly LoggerInterface $logger) {}

src/Bundle/ChillDocStoreBundle/Tests/Service/StoredObjectDuplicateTest.php

@@ -0,0 +1,48 @@
+<?php
+
+declare(strict_types=1);
+
+/*
+ * Chill is a software for social workers
+ *
+ * For the full copyright and license information, please view
+ * the LICENSE file that was distributed with this source code.
+ */
+
+namespace Chill\DocStoreBundle\Tests\Service;
+
+use Chill\DocStoreBundle\Entity\StoredObject;
+use Chill\DocStoreBundle\Service\StoredObjectDuplicate;
+use Chill\DocStoreBundle\Service\StoredObjectManagerInterface;
+use PHPUnit\Framework\TestCase;
+use Psr\Log\NullLogger;
+
+/**
+ * @internal
+ *
+ * @coversNothing
+ */
+class StoredObjectDuplicateTest extends TestCase
+{
+    public function testDuplicateHappyScenario(): void
+    {
+        $storedObject = new StoredObject();
+        $version = $storedObject->registerVersion(type: $type = 'application/test');
+
+        $manager = $this->createMock(StoredObjectManagerInterface::class);
+        $manager->method('read')->with($version)->willReturn('1234');
+        $manager
+            ->expects($this->once())
+            ->method('write')
+            ->with($this->isInstanceOf(StoredObject::class), '1234', 'application/test')
+            ->willReturnCallback(fn (StoredObject $so, $content, $type) => $so->registerVersion(type: $type));
+
+        $storedObjectDuplicate = new StoredObjectDuplicate($manager, new NullLogger());
+
+        $actual = $storedObjectDuplicate->duplicate($storedObject);
+
+        self::assertNotNull($actual->getCurrentVersion());
+        self::assertNotNull($actual->getCurrentVersion()->getCreatedFrom());
+        self::assertSame($version, $actual->getCurrentVersion()->getCreatedFrom());
+    }
+}