def create_notification(request, form):
"""Create a new notification for the post's author about new comment."""
# validate comment user is not the same than post user
post = form.cleaned_data.get('post')
if request.user != User.objects.get(pk=post.user.id):
notification = Notification()
notification.origin_user = request.user
notification.target_user = User.objects.get(pk=post.user.id)
notification.message = f'@{request.user} ' + _(
'commented in your post:') + f' {post.title}'
notification.url = reverse('post', args=[post.id])
notification.save()
