def restore_structure_of_db():
full_backup_to_restore = Template.find_by_name(
'full_Ewa').json_template['instances']
Activity.delete_all_objects_by_current_user()
Category.delete_all_objects_by_current_user()
for single_record in full_backup_to_restore:
if not Category.find_by_name(single_record['category']):
new_category = Category(category=single_record['category'],
username_id=current_user.id)
db.session.add(new_category)
db.session.commit()
new_activity = Activity(name=single_record['activity'],
category_id=Category.find_by_name(
single_record['category']).id,
username_id=current_user.id)
db.session.add(new_activity)
db.session.commit()
return redirect(url_for('backup_structure_of_db'))