Add external identifiers for person, editable in edit form, with minimal features associated

src/Bundle/ChillPersonBundle/PersonIdentifier/PersonIdentifierEngineInterface.php

@@ -0,0 +1,27 @@
+<?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\PersonBundle\PersonIdentifier;
+
+use Chill\PersonBundle\Entity\Identifier\PersonIdentifier;
+use Chill\PersonBundle\Entity\Identifier\PersonIdentifierDefinition;
+use Symfony\Component\Form\FormBuilderInterface;
+
+interface PersonIdentifierEngineInterface
+{
+    public static function getName(): string;
+
+    public function canonicalizeValue(array $value, PersonIdentifierDefinition $definition): ?string;
+
+    public function buildForm(FormBuilderInterface $builder, PersonIdentifierDefinition $personIdentifierDefinition): void;
+
+    public function renderAsString(?PersonIdentifier $identifier, PersonIdentifierDefinition $definition): string;
+}