Check loggedin

api/urls.py

@@ -8,6 +8,7 @@
 urlpatterns = [
     path("v1/calendar/init/", views.calendar_init_view, name="calendar_init"),
     path("v1/calendar/token/", views.calendar_token, name="calendar_token"),
-    path("v1/user/return", views.user_json_return, name="test_user_return"),
+    path("v1/user/auth/", views.check_user_is_loggedin, name="check_user_loggedin"),
     path("v1/user/info/", views.user_info_view, name="user_info"),
+    path("v1/user/return/", views.user_json_return, name="test_user_return"),
 ]

api/views.py

@@ -7,6 +7,7 @@
 from django.http import JsonResponse
 from google.auth.transport.requests import Request
 from google_auth_oauthlib.flow import Flow, InstalledAppFlow
+from rest_framework import status
 from rest_framework.authtoken.models import Token
 from rest_framework.decorators import api_view
 
@@ -26,6 +27,7 @@
     "openid",
 ]
 
+
 REDIRECT_URL = f"{settings.BASE_URL}/calendar/redirect/"
 API_SERVICE_NAME = "calendar"
 API_VERSION = "v3"
@@ -88,6 +90,15 @@ def user_info_view(request):
     return JsonResponse(serializer.data, safe=False)
 
 
+@api_view(['GET'])
+def check_user_is_loggedin(request):
+    session_key = request.session.session_key
+    if request.user.is_authenticated:
+        return JsonResponse({"session_key ": session_key}, status=status.HTTP_200_OK)
+    response_data = {"error": "user has been desconnected"}
+    return JsonResponse(response_data, status=status.HTTP_403_FORBIDDEN)
+
+
 @api_view(["GET"])
 def user_json_return(request):
     user_info = {

webapp/settings.py

@@ -70,6 +70,7 @@
     ),
     'DEFAULT_AUTHENTICATION_CLASSES': [
         'rest_framework.authentication.TokenAuthentication',
+        'rest_framework.authentication.SessionAuthentication',
     ],
 }