Modification search meta (attributes selected)

src/Action/Search/SearchMetaAction.php

@@ -15,6 +15,8 @@ use Doctrine\ORM\EntityManagerInterface;
 use Psr\Http\Message\ServerRequestInterface as Request;
 use Psr\Http\Message\ResponseInterface as Response;
 
+use App\Entity\Dataset;
+use App\Entity\Attribute;
 use App\Utils\ActionTrait;
 use App\Utils\DBALConnectionFactory;
 use App\utils\AnisQueryBuilderFactory;
@@ -122,6 +124,25 @@ final class SearchMetaAction
             )->withStatus(400);
         }
 
+        $queryParams = $request->getQueryParams();
+        if (!array_key_exists('a', $queryParams)) {
+            return $this->dispatchHttpError(
+                $response,
+                'Invalid request',
+                'Param a is required for this request'
+            )->withStatus(400);
+        }
+
+        $listOfIds = explode(';', $queryParams['a']);
+        $attributesSelected = array();
+        foreach($listOfIds as $id) {
+            $attribute = $this->getAttribute($dataset, (int) $id);
+            $attributesSelected[] = array(
+                'name' => $attribute->getName(),
+                'label' => $attribute->getLabel()
+            );
+        }
+
         $database = $dataset->getProject()->getDatabase();
         $decryptedPassword = $this->decryptData($database->getPassword());
         $connection = $this->dcf->create($database, $decryptedPassword);
@@ -137,10 +158,22 @@ final class SearchMetaAction
         $result = $anisQueryBuilder->fetchAll();
 
         $meta = array();
-        $meta['dataset-selected'] = $dataset->getLabel();
-        $meta['total-items'] = $result[0]['nb'];
-        $meta['url'] = $dataset->getName() . '?' . $request->getUri()->getQuery();
+        $meta['dataset_selected'] = $dataset->getLabel();
+        $meta['attributes_selected'] = $attributesSelected;
+        $meta['total_items'] = $result[0]['nb'];
+        // $meta['url'] = $dataset->getName() . '?' . $request->getUri()->getQuery();
 
         return $response->withJson($meta);
     }
+
+    private function getAttribute(Dataset $dataset, int $id): Attribute
+    {
+        $attributes = $dataset->getAttributes();
+        foreach ($attributes as $attribute) {
+            if ($attribute->getId() === $id) {
+                return $attribute;
+            }
+        }
+        throw SearchException::attributeNotFound($id, $dataset->getLabel());
+    }
 }