MAGETWO-60982: AJAX calls does not process error responses

Author: slopukhov

lib/web/mage/backend/bootstrap.js

@@ -9,10 +9,17 @@ define([
     'mage/apply/main',
     'Magento_Ui/js/lib/knockout/bootstrap',
     'mage/mage',
-    'mage/translate'
+    'mage/translate',
+    'mage/backend/notification'
 ], function ($, mage) {
     'use strict';
 
+    var errorMessages = {
+        'error': $.mage.__('HTTP Error'),
+        'abort': $.mage.__('The request was aborted by the server'),
+        'timeout': $.mage.__('The request timed out'),
+        'parsererror': $.mage.__('XML/Json format is bad')
+    };
     var bootstrap;
 
     $.ajaxSetup({
@@ -74,37 +81,18 @@ define([
          * Error callback.
          */
         error: function (jqXHR, status, error) {
-            var message;
-
-            switch (status) {
-                case 'timeout':
-                    message = $.mage.__('The request timed out.');
-                    break;
-                case 'notmodified':
-                    message = $.mage.__('The request was not modified but was not retrieved from the cache.');
-                    break;
-                case 'parsererror':
-                    message = $.mage.__('XML/Json format is bad.');
-                    break;
-                case 'abort':
-                    message = $.mage.__('The request was aborted by the server.');
-                    break;
-                default:
-                    message = $.mage.__('HTTP Error') + ' (' + jqXHR.status + ' ' + jqXHR.statusText + ').';
-            }
-
             $('body').notification('clear')
                 .notification('add', {
                     error: true,
-                    message: message,
+                    message: errorMessages[status] + ' (' + jqXHR.status + ' ' + jqXHR.statusText + ')',
 
                     /**
                      * @param {*} message
                      */
                     insertMethod: function (message) {
-                        var $wrapper = $('<div/>').addClass(this.messagesClass).html(message);
+                        var $wrapper = $('<div/>').html(message);
 
-                        $('.page-main-actions', this.selectorPrefix).after($wrapper);
+                        $('.page-main-actions').after($wrapper);
                     }
                 });
         }