def get_or_create_user(user_id, first_name='', last_name='', middle_name='', *args, **kwargs):
    """
    Get or create a local user from fusionauth's information. Mostly used for local user federation.
    
    You can actually add more code here to support and make various authentication actions, for example 
    to implement a work around the fact that FA don't support yet users having more than one email address.
    
    :param user_id:
    :param first_name:
    :param last_name:
    :param middle_name:
    :return:
    """
    from django.db.models import Q
    User = get_user_model()
    user_qs = User.objects.filter(
        Q(email=user_id)
    )
    if user_qs.exists():
        return user_qs.first()
    # if not user:
    user = User(
        email=user_id , first_name=first_name ,
        last_name=last_name , **kwargs
    )
    # todo: create the mail here
    user.save()

    return user