Serializer: manage queryset filter

1 files changed, 24 insertions, 3 deletions

diff --git a/archaeological_operations/serializers.py b/archaeological_operations/serializers.py
index 7d4d9033d..22f0aedc7 100644
--- a/archaeological_operations/serializers.py
+++ b/archaeological_operations/serializers.py
@@ -9,9 +9,30 @@ OPERATION_MODEL_LIST = [
 
 
 def operation_serialization(archive=False, return_empty_types=False,
-                            archive_name=None):
-    result = generic_get_results(OPERATION_MODEL_LIST, "operations")
+                            archive_name=None, operation_queryset=None,
+                            site_queryset=None):
+    result_queryset = {}
+    if operation_queryset:
+        result_queryset = {
+            models.Operation.__name__: operation_queryset,
+            models.ArchaeologicalSite.__name__:
+                models.ArchaeologicalSite.objects.filter(
+                    operations__id__in=operation_queryset.values_list(
+                        "id", flat=True)
+                    )
+        }
+    elif site_queryset:
+        result_queryset = {
+            models.ArchaeologicalSite.__name__: site_queryset,
+            models.Operation.__name__: models.Operation.objects.filter(
+                archaeological_sites__id__in=site_queryset.values_list(
+                    "id", flat=True))
+        }
+
+    result = generic_get_results(OPERATION_MODEL_LIST, "operations",
+                                 result_queryset=result_queryset)
     full_archive = archive_serialization(
         result, archive_dir="operations", archive=archive,
-        return_empty_types=return_empty_types, archive_name=archive_name)
+        return_empty_types=return_empty_types, archive_name=archive_name,
+    )
     return full_archive