Enregistrement des opérations dans K-Psul

- Ajout d'une transaction pour tous les save lors d'une commande K-Psul
  afin de préserver la cohérence de la BDD

kfet/views.py

@@ -450,14 +450,18 @@ def kpsul_perform_operations(request):
 
     # Filling cof status for statistics
     operationgroup.is_cof = operationgroup.on_acc.is_cof
-    # Saving operation group
-    operationgroup.save()
-    data['operationgroup'] = operationgroup.pk
 
-    # Filling operationgroup id for each operations and saving
-    for operation in operations:
-        operation.group = operationgroup
-        operation.save()
-        data['operations'].append(operation.pk)
+    # Apply all saves in a transaction to ensure database integrity
+    try:
+        with transaction.atomic:
+            # Saving operation group
+            operationgroup.save()
+            data['operationgroup'] = operationgroup.pk
+
+            # Filling operationgroup id for each operations and saving
+            for operation in operations:
+                operation.group = operationgroup
+                operation.save()
+                data['operations'].append(operation.pk)
 
     return JsonResponse(data)