fix: sort DatedMeasures within a RequestSnapshot

admin_cohort/services/auth.py

@@ -274,6 +274,7 @@
 
     def _get_authenticator(self, auth_method: str):
         try:
+            _logger.info(f"Authenticating using {auth_method}")
             return self.authenticators[auth_method]
         except KeyError as ke:
             _logger.error(f"Invalid authentication method : {auth_method}")
@@ -307,6 +308,7 @@
             return None
         try:
             authenticator = self._get_authenticator(auth_method)
+            _logger.info(f"Authenticating token: {token}")
             username = authenticator.authenticate(token=token)
             user = User.objects.get(username=username)
             for post_auth_hook in self.post_auth_hooks:

cohort/serializers.py

@@ -184,7 +184,7 @@ class RQSSerializer(BaseSerializer):
     owner = UserPrimaryKeyRelatedField(queryset=User.objects.all(), required=False)
     request = PrimaryKeyRelatedFieldWithOwner(queryset=Request.objects.all(), required=False)
     previous_snapshot = PrimaryKeyRelatedFieldWithOwner(required=False, queryset=RequestQuerySnapshot.objects.all())
-    dated_measures = DatedMeasureSerializer(many=True, read_only=True)
+    dated_measures = serializers.SerializerMethodField()
     cohort_results = CohortResultSerializer(many=True, read_only=True)
     shared_by = UserSerializer(allow_null=True, read_only=True)
 
@@ -195,6 +195,10 @@ class Meta:
                             "cohort_results",
                             "shared_by"]
 
+    def get_dated_measures(self, obj):
+        dated_measures = obj.dated_measures.all().order_by('-modified_at')
+        return DatedMeasureSerializer(dated_measures, many=True).data
+
 
 class RQSCreateSerializer(serializers.ModelSerializer):
     class Meta: