New: Sort queue by series, episode and episode title

src/UI/Activity/Queue/QueueCollection.js

@@ -1,7 +1,9 @@
 var _ = require('underscore');
-var Backbone = require('backbone');
 var PageableCollection = require('backbone.pageable');
 var QueueModel = require('./QueueModel');
+var FormatHelpers = require('../../Shared/FormatHelpers');
+var AsSortedCollection = require('../../Mixins/AsSortedCollection');
+
 require('../../Mixins/backbone.signalr.mixin');
 
 var QueueCollection = PageableCollection.extend({
@@ -18,10 +20,39 @@ var QueueCollection = PageableCollection.extend({
         return _.find(this.fullCollection.models, function(queueModel) {
             return queueModel.get('episode').id === episodeId;
         });
+    },
+
+    sortMappings : {
+        series : {
+            sortValue : function(model, attr) {
+                var series = model.get(attr);
+
+                return series.get('sortTitle');
+            }
+        },
+
+        episode : {
+            sortValue : function(model, attr) {
+                var episode = model.get('episode');
+
+                return FormatHelpers.pad(episode.get('seasonNumber'), 4) + FormatHelpers.pad(episode.get('episodeNumber'), 4);
+            }
+        },
+
+        episodeTitle : {
+            sortValue : function(model, attr) {
+                var episode = model.get('episode');
+
+                return episode.get('title');
+            }
+        }
     }
 });
 
+QueueCollection = AsSortedCollection.call(QueueCollection);
+
 var collection = new QueueCollection().bindSignalR();
 collection.fetch();
 
+
 module.exports = collection;