doorcontrol: Return count of retrieved/created messages in fetch task

doorcontrol/tasks/scrapehidevents.py

@@ -18,13 +18,23 @@ def getMessages(door: Door):
     else:
         last_ts = datetime(2010, 1, 1)
 
+    retrieved_message_count = 0
+    created_message_count = 0
     for events_page in door.controller.get_events(last_ts):
         print(f"Importing {len(events_page)} events for {door.name}")
-        HIDEvent.objects.bulk_create(
+        created_messages = HIDEvent.objects.bulk_create(
             (HIDEvent.from_xml_attributes(door, event.attrib) for event in events_page),
             ignore_conflicts=True,
         )
 
+        retrieved_message_count += len(events_page)
+        created_message_count += len(created_messages)
+
+    return {
+        "retrieved": retrieved_message_count,
+        "created": created_message_count,
+    }
+
 
 def q_getMessagesAllDoors():
     # TODO: this should probably use async_iter