Save newsletter before navigating away when clicked on "Next" button

assets/js/src/newsletter_editor/components/save.js

@@ -65,15 +65,6 @@ define([
     });
   };
 
-  // For getting a promise after triggering save event
-  Module.saveAndProvidePromise = function(saveResult) {
-    var result = saveResult;
-    var promise = Module.save();
-    if (saveResult !== undefined) {
-      result.promise = promise;
-    }
-  };
-
   Module.getThumbnail = function(element, options) {
     var promise = html2canvas(element, options || {});
 
@@ -169,7 +160,7 @@ define([
     },
     save: function() {
       this.hideOptionContents();
-      App.getChannel().trigger('save');
+      App.getChannel().request('save');
     },
     beforeSave: function() {
       // TODO: Add a loading animation instead
@@ -289,7 +280,10 @@ define([
     next: function() {
       this.hideOptionContents();
       if(!this.$('.mailpoet_save_next').hasClass('button-disabled')) {
-        window.location.href = App.getConfig().get('urls.send');
+        Module._cancelAutosave();
+        Module.save().done(function(response) {
+          window.location.href = App.getConfig().get('urls.send');
+        });
       }
     },
     validateNewsletter: function(jsonObject) {
@@ -326,15 +320,18 @@ define([
     // may be requested
     var AUTOSAVE_DELAY_DURATION = 1000;
 
-    // Cancel save timer if another change happens before it completes
-    if (saveTimeout) clearTimeout(saveTimeout);
+    Module._cancelAutosave();
     saveTimeout = setTimeout(function() {
-      App.getChannel().trigger('save');
-      clearTimeout(saveTimeout);
-      saveTimeout = undefined;
+      App.getChannel().request('save').always(function() {
+        Module._cancelAutosave();
+      });
     }, AUTOSAVE_DELAY_DURATION);
   };
 
+  Module._cancelAutosave = function() {
+    if (saveTimeout) { clearTimeout(saveTimeout); saveTimeout = undefined; }
+  };
+
   Module.beforeExitWithUnsavedChanges = function(e) {
     if (saveTimeout) {
       var message = MailPoet.I18n.t('unsavedChangesWillBeLost');
@@ -349,13 +346,12 @@ define([
   };
 
   App.on('before:start', function(App, options) {
-    var Application = App;
-    Application.save = Module.saveAndProvidePromise;
+    Application.save = Module.save; //saveAndProvidePromise;
     Application.getChannel().on('autoSave', Module.autoSave);
 
     window.onbeforeunload = Module.beforeExitWithUnsavedChanges;
 
-    Application.getChannel().on('save', function(saveResult) { Application.save(saveResult); });
+    Application.getChannel().reply('save', App.save);
   });
 
   App.on('start', function(App, options) {

assets/js/src/newsletter_editor/components/sidebar.js

@@ -321,10 +321,7 @@ define([
       MailPoet.Modal.loading(true);
 
       // save before sending
-      var saveResult = {promise: null};
-      App.getChannel().trigger('save', saveResult);
-
-      saveResult.promise.always(function() {
+      App.getChannel().request('save').always(function() {
         CommunicationComponent.previewNewsletter(data).always(function() {
           MailPoet.Modal.loading(false);
         }).done(function(response) {

tests/javascript/mochaTestHelper.js

@@ -57,6 +57,8 @@ jQuery.fn.stick_in_parent = function() { return this; };
 global.stubChannel = function (EditorApplication, returnObject) {
   var App = EditorApplication;
   App.getChannel = sinon.stub().returns(_.defaults(returnObject || {}, {
+    request: function () {
+    },
     trigger: function () {
     },
     on: function () {

tests/javascript/newsletter_editor/components/save.spec.js

@@ -92,15 +92,6 @@ define([
         mock.verify();
       });
 
-      it('provides a promise if a result container is passed to save event', function() {
-        var spy = sinon.spy(module, 'save'),
-          saveResult = {promise: null};
-        module.saveAndProvidePromise(saveResult);
-        spy.restore();
-        expect(spy.calledOnce).to.be.true;
-        expect(saveResult.promise).to.be.an('object');
-        expect(saveResult.promise.then).to.be.a('function');
-      });
     });
 
     describe('view', function() {
@@ -124,9 +115,9 @@ define([
         });
 
         it('triggers newsletter saving when clicked on save button', function() {
-          var mock = sinon.mock({ trigger: function() {} }).expects('trigger').once().withArgs('save');
+          var mock = sinon.mock({ request: function() {} }).expects('request').once().withArgs('save');
           global.stubChannel(EditorApplication, {
-            trigger: mock
+            request: mock
           });
           view.$('.mailpoet_save_button').click();
 
@@ -177,6 +168,26 @@ define([
 
           mock.verify();
         });
+
+        it('saves newsletter when clicked on "next" button', function() {
+          var spy = sinon.spy(),
+              module = SaveInjector({
+            'newsletter_editor/components/communication': {
+              saveNewsletter: function() {
+                return jQuery.Deferred();
+              }
+            }
+          });
+          global.stubChannel(EditorApplication, {
+            trigger: spy
+          });
+          var view = new (module.SaveView)();
+          view.render();
+
+          view.$('.mailpoet_save_next').click();
+          expect(spy.withArgs('beforeEditorSave').calledOnce).to.be.true;
+        });
+
       });
     });
   });