1 files changed, 48 insertions, 13 deletions
diff --git a/polygerrit-ui/app/elements/shared/gr-js-api-interface/gr-change-reply-js-api.js b/polygerrit-ui/app/elements/shared/gr-js-api-interface/gr-change-reply-js-api.js
index 65aa36487e..e86ba4db46 100644
--- a/polygerrit-ui/app/elements/shared/gr-js-api-interface/gr-change-reply-js-api.js
+++ b/polygerrit-ui/app/elements/shared/gr-js-api-interface/gr-change-reply-js-api.js
@@ -1,20 +1,36 @@
-// Copyright (C) 2016 The Android Open Source Project
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-// http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
+/**
+ * @license
+ * Copyright (C) 2016 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
 (function(window) {
   'use strict';
 
   /**
+   * Ensure GrChangeReplyInterface instance has access to gr-reply-dialog
+   * element and retrieve if the interface was created before element.
+   * @param {!GrChangeReplyInterfaceOld} api
+   */
+  function ensureEl(api) {
+    if (!api._el) {
+      const sharedApiElement = document.createElement('gr-js-api-interface');
+      api._el = sharedApiElement.getElement(
+          sharedApiElement.Element.REPLY_DIALOG);
+    }
+  }
+
+  /**
    * @deprecated
    */
   function GrChangeReplyInterfaceOld(el) {
@@ -22,14 +38,17 @@
   }
 
   GrChangeReplyInterfaceOld.prototype.getLabelValue = function(label) {
+    ensureEl(this);
     return this._el.getLabelValue(label);
   };
 
   GrChangeReplyInterfaceOld.prototype.setLabelValue = function(label, value) {
+    ensureEl(this);
     this._el.setLabelValue(label, value);
   };
 
   GrChangeReplyInterfaceOld.prototype.send = function(opt_includeComments) {
+    ensureEl(this);
     return this._el.send(opt_includeComments);
   };
 
@@ -57,5 +76,21 @@
       });
     };
 
+  GrChangeReplyInterface.prototype.addLabelValuesChangedCallback =
+    function(handler) {
+      this.plugin.hook('reply-label-scores').onAttached(el => {
+        if (!el.content) { return; }
+
+        el.content.addEventListener('labels-changed', e => {
+          console.log('labels-changed', e.detail);
+          handler(e.detail);
+        });
+      });
+    };
+
+  GrChangeReplyInterface.prototype.showMessage = function(message) {
+    return this._el.setPluginMessage(message);
+  };
+
   window.GrChangeReplyInterface = GrChangeReplyInterface;
 })(window);