# -*- coding: utf-8 -*-
import logging

"""
We want Flectra too
"""
try:
    from odoo.exceptions import UserError
except ModuleNotFoundError:
    from flectra.exceptions import UserError

from ldap3 import Server, Connection
from ldap3.core.exceptions import LDAPException

_logger = logging.getLogger(__name__)


def get_base_o_params(env, base_dn: str = None):
    from . import get_config
    base_dn = base_dn or get_config(env, 'ldap_base', 'o=customer,dc=my-company')
    name = base_dn.split(',')[0]
    root = base_dn.split(',')[1:]
    objcc = name.split('=')[0]
    if objcc != 'o':
        raise ValueError(f'Root obect has to be "o" for organization - not {objcc}')
    return name, root, {'objectClass': ['organization'], 'o': name.split('=')[1]}


def get_ldap_connection(env):
    from . import get_config
    """LDAP Verbindung mit ldap3 herstellen"""
    ldap_url = get_config(env, 'ldap_host', 'ldap://localhost:389')
    ldap_bind_dn = get_config(env, 'ldap_user', 'cn=admin,dc=example,dc=com')
    ldap_password = get_config(env, 'ldap_password', 'admin')

    try:
        server = Server(ldap_url)
        conn = Connection(
            server,
            ldap_bind_dn,
            ldap_password,
            auto_bind=True
        )
        return conn
    except LDAPException as e:
        _logger.error(f"LDAP Connection failed: {str(e)}")
        raise UserError(f"LDAP Verbindung fehlgeschlagen: {str(e)}")