initialize auth params and endpoints in the route & model

assets/javascripts/discourse/controllers/admin-wizards-api.js.es6

@@ -11,9 +11,6 @@ export default Ember.Controller.extend({
 
   actions: {
     addParam() {
-      if (this.get('api.authParams') == undefined) {
-        this.set('api.authParams',[]);
-      };
       this.get('api.authParams').pushObject({});
     },
 
@@ -22,9 +19,6 @@ export default Ember.Controller.extend({
     },
 
     addEndpoint() {
-      if (this.get('api.endpoints') == undefined) {
-        this.set('api.endpoints',[]);
-      };
       this.get('api.endpoints').pushObject({});
     },
 

assets/javascripts/discourse/models/custom-wizard-api.js.es6

@@ -10,9 +10,9 @@ const CustomWizardApi = Discourse.Model.extend({
 });
 
 CustomWizardApi.reopenClass({
-  create(params) {
+  create(params = {}) {
     const api = this._super.apply(this);
-    const authorization = params.authorization;
+    const authorization = params.authorization || {};
     const endpoints = params.endpoints;
 
     api.setProperties({

assets/javascripts/discourse/routes/admin-wizards-api.js.es6

@@ -3,7 +3,7 @@ import CustomWizardApi from '../models/custom-wizard-api';
 export default Discourse.Route.extend({
   model(params) {
     if (params.service === 'new') {
-      return {};
+      return CustomWizardApi.create();
     } else {
       return CustomWizardApi.find(params.service);
     }