fix available dependances field issue and change constraintes

app/src/Form/Mod/ModType.php

@@ -30,13 +30,12 @@ class ModType extends AbstractType
             $mods = $this->modRepository->findAvailableDependances($builder->getData());
         }
         else{
-            $mods = $this->modRepository->findAll();
+            $mods = $this->modRepository->findBy(array(), array('nom' => 'ASC'));
         }
 
 
         $builder
             ->add('nom', TextType::class, [
-                'disabled' => $isEdit,
                 'label' => 'Nom du mod',
                 'required' => true,
                 'attr' => [

app/src/Repository/ModRepository.php

@@ -24,7 +24,7 @@ class ModRepository extends ServiceEntityRepository
     {
         $excludedIds = [];
         if ($mod !== null) {
-            $excludedIds = $this->collectDependencyIds($mod, []);
+            $excludedIds = $this->collectDependentIds($mod, []);
             $excludedIds[] = $mod->getId();
         }
         $qb = $this->createQueryBuilder('m');
@@ -63,6 +63,32 @@ class ModRepository extends ServiceEntityRepository
         return $ids;
     }
 
+    /**
+     * Collecte récursivement les IDs de tous les mods qui dépendent du mod donné
+     * (dépendances inverses, directes ou indirectes), via la relation `soumis`.
+     *
+     * @param int[] $visited IDs déjà visités (évite les boucles infinies)
+     * @return int[]
+     */
+    private function collectDependentIds(Mod $mod, array $visited): array
+    {
+        $ids = [];
+
+        foreach ($mod->getSoumis() as $dependent) {
+            $depId = $dependent->getId();
+
+            // Evite les boucles infinies en cas de dépendants cycliques
+            if (in_array($depId, $visited, true)) {
+                continue;
+            }
+
+            $visited[] = $depId;
+            $ids[]     = $depId;
+            $ids       = array_merge($ids, $this->collectDependentIds($dependent, $visited));
+        }
+
+        return $ids;
+    }
 
     //    /**
     //     * @return Mod[] Returns an array of Mod objects