fix: grouping fields (#40)

* fix: grouping fields

* fix: remove unnecessary `live()`

* fix: update deprecated form to schema

Author: Baspa

src/Fields/Repeater.php

@@ -138,7 +138,7 @@ public function getForm(): array
                                 ->disabled(fn (string $operation) => $operation === 'create')
                                 ->hint(fn (string $operation) => $operation === 'create' ? __('Fields can be added once the field is created.') : '')
                                 ->hintColor('primary')
-                                ->form([
+                                ->schema([
                                     Section::make('Field')
                                         ->columns(3)
                                         ->schema([

src/Filament/RelationManagers/FieldsRelationManager.php

@@ -105,12 +105,19 @@ public function form(Schema $schema): Schema
                                     })
                                     ->searchable()
                                     ->preload()
-                                    ->options(function () {
-                                        return Field::pluck('group')
+                                    ->options(function (Get $get) {
+                                        $existingGroups = Field::pluck('group')
                                             ->filter()
                                             ->unique()
                                             ->mapWithKeys(fn ($group) => [$group => $group])
                                             ->toArray();
+
+                                        $currentValue = $get('group');
+                                        if ($currentValue && ! array_key_exists($currentValue, $existingGroups)) {
+                                            $existingGroups[$currentValue] = $currentValue;
+                                        }
+
+                                        return $existingGroups;
                                     }),
 
                             ]),