From 42d64f6431d2751f96223f7eadd2dffde78313f3 Mon Sep 17 00:00:00 2001
From: Aarni <aarni.halinen@aalto.fi>
Date: Tue, 10 Jan 2017 19:12:35 +0200
Subject: [PATCH] Add timeout for empty rotation GET requests

Resolve bug #12
---
 infoscreen/static/js/infoscreen_controllers.js | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/infoscreen/static/js/infoscreen_controllers.js b/infoscreen/static/js/infoscreen_controllers.js
index b5e518a..2df55b7 100644
--- a/infoscreen/static/js/infoscreen_controllers.js
+++ b/infoscreen/static/js/infoscreen_controllers.js
@@ -10,7 +10,12 @@ app.controller('infoscreen_main', function($scope,$http,$timeout){
         $scope.index = -1;
         $http.get('/infoscreen/rotation/'+$scope.rotation, {timeout:5000}).then(function(response){
             templates = response.data.instances;
-            $scope.next();
+            if (templates.length == 0) {
+                $timeout(get_rotation, 10000);
+            }
+            else {
+                $scope.next();
+            }
         },function(response){
             $timeout(get_rotation, 10000);
         });