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Also delete empty study groups when students move between groups

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Keannu Bernasol 2023-10-27 23:32:41 +08:00
parent c140e7fc6a
commit 0007f84b47
1 changed files with 6 additions and 0 deletions
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6
stude/student_status/serializers.py
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@ -67,6 +67,12 @@ class StudentStatusSerializer(serializers.ModelSerializer):
# If there are no students left in the old StudyGroup, delete it # If there are no students left in the old StudyGroup, delete it
old_study_group.delete() old_study_group.delete()
# If student has changed study group, check if the old study_group no longer has any students
if study_group is not old_study_group and old_study_group is not None:
if not old_study_group.students.exists():
# If there are no students left in the old StudyGroup, delete it
old_study_group.delete()
return instance return instance