From 568f4f7b806a2b5a2a517bf78c395cc582ef678d Mon Sep 17 00:00:00 2001
From: Bernhard Posselt <dev@bernhard-posselt.com>
Date: Sun, 14 Sep 2014 20:18:00 +0200
Subject: go through feeds and child feeds of folders

---
 js/build/app.js | 42 ++++++++++++++++++++++++++++++++++++++----
 1 file changed, 38 insertions(+), 4 deletions(-)

(limited to 'js/build/app.js')

diff --git a/js/build/app.js b/js/build/app.js
index b717aa923..fa3bb417b 100644
--- a/js/build/app.js
+++ b/js/build/app.js
@@ -1662,14 +1662,48 @@ app.service('SettingsResource', ["$http", "BASE_URL", function ($http, BASE_URL)
         navigationArea.find('.active > a:visible').trigger('click');
     };
 
+    var getParentFolder = function (element) {
+        return element.parent('ul').parent('li:visible');
+    };
+
+    var getChildFeed = function (element) {
+        return element.children('ul').children('li:visible');
+    };
+
     var nextFeed = function (navigationArea) {
-        navigationArea.find('.active')
-            .next('li').children('a:visible').trigger('click');
+        var nextElement = navigationArea.find('.active').next('li:visible');
+
+        // in case the last feed of a folder is reached we need to go up
+        var parentFolder = getParentFolder(nextElement);
+        if (nextElement.length === 0 && parentFolder.lenght !== 0) {
+            nextElement = parentFolder.next('li:visible');
+        }
+
+        // if the next element is a folder we have to go down
+        var childFeed = getChildFeed(nextElement);
+        if (nextElement.hasClass('folder') && childFeed.length !== 0) {
+            nextElement = childFeed.next('li:visible');
+        }
+
+        nextElement.children('a:visible').trigger('click');
     };
 
     var previousFeed = function (navigationArea) {
-        navigationArea.find('.active').prev('li')
-            .children('a:visible').trigger('click');
+        var previousElement = navigationArea.find('.active').prev('li:visible');
+
+        // in case the first feed of a folder is reached we need to go up
+        var parentFolder = getParentFolder(previousElement);
+        if (previousElement.length === 0 && parentFolder.lenght !== 0) {
+            previousElement = parentFolder.prev('li:visible');
+        }
+
+        // if the previous element is a folder we have to go down
+        var childFeed = getChildFeed(previousElement);
+        if (previousElement.hasClass('folder') && childFeed.length !== 0) {
+            previousElement = childFeed.prev('li:visible');
+        }
+
+        previousElement.children('a:visible').trigger('click');
     };
 
     var onActiveItem = function (scrollArea, callback) {
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