Fix list field on 1.5 / Filament 4

packages/core/src/FieldTypes/ListField.php

@@ -2,11 +2,13 @@
 
 namespace Lunar\FieldTypes;
 
+use Illuminate\Contracts\Support\Arrayable;
+use Illuminate\Support\Arr;
 use JsonSerializable;
 use Lunar\Base\FieldType;
 use Lunar\Exceptions\FieldTypeException;
 
-class ListField implements FieldType, JsonSerializable
+class ListField implements Arrayable, FieldType, JsonSerializable
 {
     /**
      * @var array
@@ -68,4 +70,12 @@ public function getConfig(): array
             ],
         ];
     }
+
+    /**
+     * Return the value as an array (implements Arrayable for Filament 4 compatibility).
+     */
+    public function toArray(): array
+    {
+        return Arr::wrap((array) json_decode($this->value ?? '[]', associative: true));
+    }
 }

tests/core/Unit/FieldTypes/ListFieldTest.php

@@ -28,3 +28,15 @@
 
     new ListField('Not an array');
 });
+
+test('toArray returns associative array for keyed values', function () {
+    $field = new ListField([
+        'foo' => 'bar',
+        'baz' => 'qux',
+    ]);
+
+    expect($field->toArray())->toBe([
+        'foo' => 'bar',
+        'baz' => 'qux',
+    ]);
+});