handle missing authctxt params

Author: kushalpalesha

src/firebase_functions/db_fn.py

@@ -74,7 +74,7 @@ class Event(_core.CloudEvent[T]):
     The type of principal that triggered the event.
     """
 
-    auth_id: str
+    auth_id: str | None
     """
     The unique identifier for the principal.
     """
@@ -117,9 +117,6 @@ def _db_endpoint_handler(
         **instance_pattern.extract_matches(event_instance),
     }
 
-    event_auth_type = event_attributes["authtype"]
-    event_auth_id = event_attributes["authid"]
-
     database_event = Event(
         firebase_database_host=event_attributes["firebasedatabasehost"],
         instance=event_instance,
@@ -136,8 +133,8 @@ def _db_endpoint_handler(
         data=database_event_data,
         subject=event_attributes["subject"],
         params=params,
-        auth_type=event_auth_type,
-        auth_id=event_auth_id,
+        auth_type=event_attributes.get("authtype", "unknown"),
+        auth_id=event_attributes.get("authid"),
     )
     _core._with_init(func)(database_event)