import json
import logging

from django.http import JsonResponse
from django.shortcuts import redirect
from django.conf import settings
from keycloak import KeycloakOpenID
from urllib.parse import urlencode, urljoin
from django.contrib.auth import logout

logger = logging.getLogger(__name__)
def keycloak_login(request):

    keycloak_openid = KeycloakOpenID(
        server_url=settings.KEYCLOAK_CONFIG['SERVER_URL'],
        client_id=settings.KEYCLOAK_CONFIG['CLIENT_ID'],
        realm_name=settings.KEYCLOAK_CONFIG['REALM'],
        client_secret_key=settings.KEYCLOAK_CONFIG['CLIENT_SECRET']
    )


    redirect_uri = settings.KEYCLOAK_CONFIG['CALLBACK_URL']
    auth_url = keycloak_openid.auth_url(redirect_uri=redirect_uri)
    logger.info('Запрос успешно обработан')
    return redirect(auth_url)



def keycloak_logout(request):
    logout(request)

    keycloak_server_url = settings.KEYCLOAK_CONFIG['SERVER_URL']
    realm_name = settings.KEYCLOAK_CONFIG['REALM']
    redirect_uri = settings.KEYCLOAK_CONFIG['POST_LOGOUT_REDIRECT_URI']


    params = {'redirect_uri': redirect_uri}
    keycloak_logout_url = (
        f'{keycloak_server_url}/realms/{realm_name}/protocol/openid-connect/logout'
        f'?{urlencode(params)}'
    )


    return redirect(keycloak_logout_url)

from django.http import HttpResponse
from django.views.decorators.http import require_http_methods

import logging
@require_http_methods(["GET"])
def keycloak_redirect(request):

    # Extract the authorization code from the query parameters
    authorization_code = request.GET.get('code')

    if authorization_code:
        # Proceed with the token exchange process here
        print(authorization_code)
        logger.info(' 2 Запрос успешно обработан')
        return HttpResponse("Authorization code received.")
    else:
        return HttpResponse("Authorization code not found.", status=400)