allow to pre-define colors to choose from (#2481)

src/Form/EntityFormTrait.php

@@ -9,23 +9,21 @@
 
 namespace App\Form;
 
-use App\Form\Type\ColorPickerType;
+use App\Form\Type\ColorChoiceType;
 use App\Form\Type\DurationType;
 use App\Form\Type\MetaFieldsCollectionType;
 use App\Form\Type\YesNoType;
 use Symfony\Component\Form\Extension\Core\Type\CheckboxType;
 use Symfony\Component\Form\Extension\Core\Type\MoneyType;
 use Symfony\Component\Form\FormBuilderInterface;
+use Symfony\Component\Form\FormEvent;
+use Symfony\Component\Form\FormEvents;
 
 trait EntityFormTrait
 {
     public function addCommonFields(FormBuilderInterface $builder, array $options): void
     {
-        $builder
-            ->add('color', ColorPickerType::class, [
-                'required' => false,
-            ])
-        ;
+        $this->addColor($builder);
 
         if ($options['include_budget']) {
             $builder
@@ -52,6 +50,39 @@ trait EntityFormTrait
             ]);
     }
 
+    public function addColor(FormBuilderInterface $builder): void
+    {
+        $builder
+            ->add('color', ColorChoiceType::class, [
+                'required' => false,
+            ])
+        ;
+
+        // this code exists only for backward compatibility
+        $builder->addEventListener(
+            FormEvents::PRE_SET_DATA,
+            function (FormEvent $event) use ($builder) {
+                if (!$builder->get('color')->hasOption('choices')) {
+                    return;
+                }
+
+                $data = $event->getData();
+                $choices = $builder->get('color')->getOption('choices');
+                if (\is_object($data) && method_exists($data, 'getColor')) {
+                    $color = $data->getColor();
+                    if (!empty($color) && array_search($color, $choices) === false) {
+                        $choices[$color] = $color;
+                    }
+                }
+
+                $event->getForm()->add('color', ColorChoiceType::class, [
+                    'required' => false,
+                    'choices' => $choices,
+                ]);
+            }
+        );
+    }
+
     public function addCreateMore(FormBuilderInterface $builder): void
     {
         $builder->add('create_more', CheckboxType::class, [