personnal notes on materails on modalCard is ok

web/modules/custom/materio_graphql/graphql/materio_extension.base.graphqls

@@ -27,6 +27,13 @@ type Materiau implements NodeInterface {
   # index: Int
   reference: String
   samples: [Sample]
+  note: Note
+}
+
+type Note implements NodeInterface {
+  id: Int!
+  contenu: String
+  target: Int
 }
 
 type Article implements NodeInterface {

web/modules/custom/materio_graphql/src/Plugin/GraphQL/SchemaExtension/MaterioSchemaExtension.php

@@ -31,6 +31,8 @@ class MaterioSchemaExtension extends SdlSchemaExtensionPluginBase {
 
     $this->addMateriau($registry, $builder);
 
+    $this->addNote($registry, $builder);
+
     $this->addSearchResult($registry, $builder);
 
     $this->addSample($registry, $builder);
@@ -271,6 +273,58 @@ class MaterioSchemaExtension extends SdlSchemaExtensionPluginBase {
         ->map('value', $builder->fromParent())
         ->map('path', $builder->fromValue('field_samples'))
       );
+
+    $registry->addFieldResolver('Materiau', 'note',
+      $builder->compose(
+        $builder->callback(function($parent, $args){
+          // get the current user id
+          $user = \Drupal::currentUser()->id();
+          // get the current material id
+          $target = $parent->id();
+          // query the note for these user AND material (if any)
+          // if null, UI will create it with rest api
+          $entity_storage = \Drupal::entityTypeManager()->getStorage('node');
+          $query = $entity_storage->getQuery()
+            ->condition('type', 'note')
+            ->condition('uid', $user)
+            ->condition('field_target', $target)
+            ->accessCheck(TRUE);
+          $results = $query->execute();
+          // $test="test";
+          return array_shift($results);
+        }),
+        $builder->produce('entity_load')
+          ->map('type', $builder->fromValue('node'))
+          ->map('bundle', $builder->fromValue('note'))
+          ->map('id', $builder->fromParent())
+      )
+    );
+  }
+
+  //  _  _     _
+  // | \| |___| |_ ___
+  // | .` / _ \  _/ -_)
+  // |_|\_\___/\__\___|
+  protected function addNote(ResolverRegistryInterface $registry, ResolverBuilder $builder) {
+
+    $registry->addFieldResolver('Note', 'id',
+      $builder->produce('entity_id')
+        ->map('entity', $builder->fromParent())
+      );
+
+    $registry->addFieldResolver('Note', 'contenu',
+        $builder->produce('property_path')
+        ->map('type', $builder->fromValue('entity:node'))
+        ->map('value', $builder->fromParent())
+        ->map('path', $builder->fromValue('field_contenu.value'))
+    );
+
+    $registry->addFieldResolver('Note', 'target',
+      $builder->produce('property_path')
+        ->map('type', $builder->fromValue('entity:node'))
+        ->map('value', $builder->fromParent())
+        ->map('path', $builder->fromValue('field_target.target_id'))
+      );
   }
 
   //  ___                  _    ___             _ _