Resolve "Add export functionality to course book"

Closes #258 (closed)

aleksis/apps/alsijil/model_extensions.py

@@ -93,9 +93,12 @@ def annotate_person_statistics(
     return persons
 
 
-def  annotate_person_statistics_from_documentations(docs: QuerySet[Documentation]) -> QuerySet[Person]:
+def  annotate_person_statistics_from_documentations(
+        persons: QuerySet[Person],
+        docs: QuerySet[Documentation]
+) -> QuerySet[Person]:
     """Annotate a queryset of persons with class register statistics from queryset of documentations."""
-    docs = list(documentations.values_list("pk", flat=True))
+    docs = list(docs.values_list("pk", flat=True))
     return annotate_person_statistics(
         persons,
         Q(participations__related_documentation__in=docs),
@@ -113,4 +116,4 @@ def annotate_person_statistics_for_school_term(
     )
     if group:
         documentations.filter(Q(course__groups=group) | Q(course__groups__parent_groups=group))
-    return annotate_person_statistics_from_documentations(documentations)
+    return annotate_person_statistics_from_documentations(persons, documentations)