1 files changed, 65 insertions, 68 deletions

diff --git a/js/service/FolderResource.js b/js/service/FolderResource.js
index 2e67fa690..6453f33b8 100644
--- a/js/service/FolderResource.js
+++ b/js/service/FolderResource.js
@@ -7,100 +7,97 @@
  * @author Bernhard Posselt <dev@bernhard-posselt.com>
  * @copyright Bernhard Posselt 2014
  */
-app.factory('FolderResource', (Resource, $http, BASE_URL) => {
+app.factory('FolderResource', function (Resource, $http, BASE_URL) {
     'use strict';
 
-    class FolderResource extends Resource {
+    var FolderResource = function ($http, BASE_URL) {
+        Resource.call(this, $http, BASE_URL, 'name');
+        this.deleted = null;
+    };
 
-        constructor ($http, BASE_URL) {
-            super($http, BASE_URL, 'name');
-            this.deleted = null;
-        }
+    FolderResource.prototype = Object.create(Resource.prototype);
 
+    FolderResource.prototype.delete = function (folderName) {
+        var folder = this.get(folderName);
+        this.deleted = folder;
 
-        delete (folderName) {
-            let folder = this.get(folderName);
-            this.deleted = folder;
+        Resource.prototype.delete.call(this, folderName);
 
-            super.delete(folderName);
+        return this.http.delete(this.BASE_URL + '/folders/' + folder.id);
+    };
 
-            return this.http.delete(`${this.BASE_URL}/folders/${folder.id}`);
-        }
 
+    FolderResource.prototype.toggleOpen = function (folderName) {
+        var folder = this.get(folderName);
+        folder.opened = !folder.opened;
 
-        toggleOpen (folderName) {
-            let folder = this.get(folderName);
-            folder.opened = !folder.opened;
+        return this.http({
+            url: this.BASE_URL + '/folders/' + folder.id + '/open',
+            method: 'POST',
+            data: {
+                folderId: folder.id,
+                open: folder.opened
+            }
+        });
+    };
 
-            return this.http({
-                url: `${this.BASE_URL}/folders/${folder.id}/open`,
-                method: 'POST',
-                data: {
-                    folderId: folder.id,
-                    open: folder.opened
-                }
-            });
-        }
 
+    FolderResource.prototype.rename = function (folderName, toFolderName) {
+        toFolderName = toFolderName.toUpperCase();
+        var folder = this.get(folderName);
 
-        rename (folderName, toFolderName) {
-            toFolderName = toFolderName.toUpperCase();
-            let folder = this.get(folderName);
+        // still do http request if folder exists but dont change the name
+        // to have one point of failure
+        if (!this.get(toFolderName)) {
+            folder.name = toFolderName;
 
-            // still do http request if folder exists but dont change the name
-            // to have one point of failure
-            if (!this.get(toFolderName)) {
-                folder.name = toFolderName;
+            delete this.hashMap[folderName];
+            this.hashMap[toFolderName] = folder;
+        }
 
-                delete this.hashMap[folderName];
-                this.hashMap[toFolderName] = folder;
+        return this.http({
+            url: this.BASE_URL + '/folders/' + folder.id + '/rename',
+            method: 'POST',
+            data: {
+                folderName: toFolderName
             }
+        });
+    };
 
-            return this.http({
-                url: `${this.BASE_URL}/folders/${folder.id}/rename`,
-                method: 'POST',
-                data: {
-                    folderName: toFolderName
-                }
-            });
-        }
 
+    FolderResource.prototype.create = function (folderName) {
+        folderName = folderName.toUpperCase();
 
-        create (folderName) {
-            folderName = folderName.toUpperCase();
+        // still do http request if folder exists but dont change the name
+        // to have one point of failure
+        if (!this.get(folderName)) {
+            var folder = {
+                name: folderName
+            };
 
-            // still do http request if folder exists but dont change the name
-            // to have one point of failure
-            if (!this.get(folderName)) {
-                let folder = {
-                    name: folderName
-                };
+            this.add(folder);
+        }
 
-                this.add(folder);
+        return this.http({
+            url: this.BASE_URL + '/folders',
+            method: 'POST',
+            data: {
+                folderName: folderName
             }
-
-            return this.http({
-                url: `${this.BASE_URL}/folders`,
-                method: 'POST',
-                data: {
-                    folderName: folderName
-                }
-            });
-        }
+        });
+    };
 
 
-        undoDelete () {
-            if (this.deleted) {
-                this.add(this.deleted);
+    FolderResource.prototype.undoDelete = function () {
+        if (this.deleted) {
+            this.add(this.deleted);
 
-                return this.http.post(
-                    `${this.BASE_URL}/folders/${this.deleted.id}/restore`
-                );
-            }
+            return this.http.post(
+                this.BASE_URL + '/folders/' + this.deleted.id + '/restore'
+            );
         }
+    };
 
 
-    }
-
     return new FolderResource($http, BASE_URL);
 });
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