Fix issue with export operations

src/Controller/FluxController.php

@@ -188,7 +188,7 @@ class FluxController extends AbstractController
                 'Type parent' => 'flux.parenttype',
                 'Type' => 'flux.type',
                 'Moyen' => 'flux.moyen',
-                'Référence' => 'reference',
+                'Référence' => 'flux.reference',
             ];
             $source = new DoctrineORMQuerySourceIterator($query, $fields);
 
@@ -198,10 +198,10 @@ class FluxController extends AbstractController
                 $format
             );
 
-            foreach ($this->source as $data) {
-                $data['createdAt'] = (new \Datetime($data['createdAt']))->format('d/m/Y H:i:s');
-                $data['flux.type'] = $this->translator->trans($data['flux.type'], [], 'flux');
-                $data['montant'] = number_format($number, 2, '.', $data['montant']);
+            foreach ($source as $data) {
+                $data['Date'] = (new \Datetime($data['Date']))->format('d/m/Y H:i:s');
+                $data['Type'] = $this->translator->trans($data['Type'], [], 'flux');
+                $data['Montant'] = number_format($data['Montant'], 2, '.', '');
             }
 
             return $this->getResponse(
@@ -261,10 +261,10 @@ class FluxController extends AbstractController
                 $format
             );
 
-            foreach ($this->source as $data) {
-                $data['createdAt'] = (new \Datetime($data['createdAt']))->format('d/m/Y H:i:s');
-                $data['type'] = $this->translator->trans($data['type'], [], 'flux');
-                $data['montant'] = number_format($number, 2, '.', $data['montant']);
+            foreach ($source as $data) {
+                $data['Date'] = (new \Datetime($data['Date']))->format('d/m/Y H:i:s');
+                $data['Type'] = $this->translator->trans($data['Type'], [], 'flux');
+                $data['Montant'] = number_format($data['Montant'], 2, '.', '');
             }
 
             return $this->getResponse(