Fix 404 on message_history

nexus/logs/api/tests.py

@@ -316,6 +316,21 @@ def test_null_reflection_data(self):
         self.assertEqual(response.status_code, 200)
         self.assertEquals(len(content.get("results")), 0)
 
+    def test_empty_logs_data(self):
+        MessageLog.objects.all().delete()
+
+        request = self.factory.get(f"/api/{self.project.uuid}/message_history/?page_size=100&started_day={self.started_day}&ended_day={self.ended_day}")
+        force_authenticate(request, user=self.user)
+        response = MessageHistoryViewset.as_view({'get': 'list'})(
+            request,
+            project_uuid=str(self.project.uuid),
+        )
+        response.render()
+        content = json.loads(response.content)
+
+        self.assertEqual(response.status_code, 200)
+        self.assertEqual(len(content.get("results")), 0)
+
 
 class TagPercentageViewSetTestCase(APITestCase):
 

nexus/logs/api/views.py

@@ -152,7 +152,7 @@ def get_queryset(self):
         if text_param:
             params["message__text__icontains"] = text_param
 
-        return MessageLog.objects.filter(
+        queryset = MessageLog.objects.filter(
             **params
         ).exclude(
             reflection_data__isnull=True
@@ -162,6 +162,11 @@ def get_queryset(self):
             '-created_at'
         )
 
+        if not queryset.exists():
+            return MessageLog.objects.none()
+
+        return queryset
+
 
 class LogsViewset(
     ReadOnlyModelViewSet