updated markdown widget to handle repositories without branch support

Author: Christoph Wolfes

src/markdownPreview/edit.html

@@ -9,7 +9,8 @@
         </option>
       </select>
     </p>
-    <p ng-if="config.repository"><label for="branch">Branch</label>
+
+    <p ng-if="vm.branches"><label for="branch">Branch</label>
       <select name="branch" id="branch" class="form-control" ng-model="config.branch">
         <option ng-repeat="branch in vm.branches| orderBy: 'name'" value="{{branch.id}}">
           {{branch.name}}

src/markdownPreview/markdownPreviewEdit.js

@@ -8,7 +8,10 @@ angular.module('adf.widget.scm')
     vm.getBranchesByRepositoryId = function (repositoryId) {
       if (repositoryId) {
         SCM.getBranchesByRepositoryId(repositoryId).then(function (result) {
-          if (result.branch) {
+          // catch repositories without branch support
+          if (result.status == 400)  {
+            vm.branches = null;
+          }else{
             vm.branches = result.branch;
           }
         });

src/service.js

@@ -26,12 +26,15 @@
 
 angular.module('adf.widget.scm')
   .factory('SCM', function (scmEndpoint, $http) {
-    function data(response) {
-      return response.data;
-    }
 
     function request(url) {
-      return $http.get(scmEndpoint + url).then(data);
+      return $http.get(scmEndpoint + url).then(function (response) {
+        if (response.status == 200) {
+          return response.data;
+        }
+      }, function (error) {
+        return error;
+      });
     }
 
     function getRepositories() {