Enforce filename uniqueness in StoredObjectVersion with partial unique index...

src/Bundle/ChillDocStoreBundle/Entity/StoredObjectVersion.php

@@ -23,10 +23,14 @@ use Random\RandomException;
  * Store each version of StoredObject's.
  *
  * A version should not be created manually: use the method @see{StoredObject::registerVersion} instead.
+ *
+ * Each filename must be unique within the same StoredObject. We add a condition on id to apply this condition only for
+ * newly created versions when this new index is applied.
  */
 #[ORM\Entity]
 #[ORM\Table('chill_doc.stored_object_version')]
 #[ORM\UniqueConstraint(name: 'chill_doc_stored_object_version_unique_by_object', columns: ['stored_object_id', 'version'])]
+#[ORM\UniqueConstraint(name: 'chill_doc_stored_object_version_unique_by_filename', columns: ['filename'], options: ['where' => '(id > 0)'])]
 class StoredObjectVersion implements TrackCreationInterface
 {
     use TrackCreationTrait;