# This file is part of photo21
# Copyright (C) 2022  Amicale des élèves de l'ENS Paris-Saclay
# SPDX-License-Identifier: GPL-3.0-or-later

from allauth.socialaccount.signals import pre_social_login
from django.dispatch import receiver


@receiver(pre_social_login)
def sync_user_fields(sender, request, sociallogin, **kwargs):
    if not sociallogin.is_existing:
        return

    user = sociallogin.user
    data = sociallogin.account.extra_data
    changed = False

    email = data.get("email")
    if email and user.email != email:
        user.email = email
        changed = True

    username = data.get("username")
    if username and user.username != username:
        user.username = username
        changed = True

    if changed:
        user.save()