Using reqres to map episode to episode file

UI/Series/EpisodeFileCollection.js

@@ -0,0 +1,31 @@
+'use strict';
+define(
+    [
+        'backbone',
+        'Series/EpisodeFileModel'
+    ], function (Backbone, EpisodeFileModel) {
+        return Backbone.Collection.extend({
+            url  : window.ApiRoot + '/episodefile',
+            model: EpisodeFileModel,
+
+            originalFetch: Backbone.Collection.prototype.fetch,
+
+            initialize: function (options) {
+                this.seriesId = options.seriesId;
+            },
+
+            fetch: function (options) {
+                if (!this.seriesId) {
+                    throw 'seriesId is required';
+                }
+
+                if (!options) {
+                    options = {};
+                }
+
+                options['data'] = { seriesId: this.seriesId };
+
+                return this.originalFetch.call(this, options);
+            }
+        });
+    });