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import logging
from django.db.models.signals import post_save
from backend_app.models.course import Course
from backend_app.models.exchange import Exchange
from backend_app.models.exchangeFeedback import ExchangeFeedback
from base_app.models import User
logger = logging.getLogger("django")
def update_exchange_on_course_save(sender, instance: Course, created, **kwargs):
try:
exchange = instance.exchange
if exchange is not None:
student_login = instance.student_login
if student_login is None:
exchange.student = None
else:
exchange.student = User.objects.get(username=student_login)
exchange.save()
except User.DoesNotExist:
pass
def update_exchange_feedback_on_exchange_save(
sender, instance: Exchange, created, **kwargs
):
try:
feedbacks: ExchangeFeedback = instance.feedbacks
feedbacks.university = instance.university
feedbacks.save()
except ExchangeFeedback.DoesNotExist:
pass
def enable_external_data_coherence():
post_save.connect(update_exchange_on_course_save, sender=Course)
post_save.connect(update_exchange_feedback_on_exchange_save, sender=Exchange)
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