post-game info

backend/voting/urls.py

@@ -7,4 +7,5 @@ urlpatterns = [
     path("session/<str:session_id>/test", views.session, name="session"),
     path("session/", views.SessionListView.as_view(), name="api-session-list"),
     path("session/<str:session_id>/", views.SessionDetailView.as_view(), name="api-session-detail"),
+    path("session/<str:session_id>/info", views.SessionInfoView.as_view(), name="api-session-info"),
 ]

backend/voting/views.py

@@ -31,3 +31,10 @@ class SessionDetailView(APIView):
 	def get(self, request, session_id):
 		session = Session.objects.get(session_id=session_id)
 		return Response(SessionSerializer(session).data)
+
+
+class SessionInfoView(APIView):
+	def get(self, request, session_id):
+		track_count = len(Track.objects.all())
+		vote_count = len(Vote.objects.all())
+		return Response({'track_count': track_count, 'vote_count': vote_count})