[FIX] web: don't fold quickcreate after adding a column in Kanban view

This commit aims to replicate saas-15 behaviour when adding columns in
a Kanban view by not folding the column quick create widget when
creating a new column, thereby allowing users to add multiple columns in
one go.

addons/web/static/src/js/views/kanban/kanban_controller.js

@@ -164,9 +164,10 @@ var KanbanController = BasicController.extend({
     _onAddColumn: function (event) {
         var self = this;
         this.model.createGroup(event.data.value, this.handle).then(function () {
-            self.update({}, {reload: false});
+            return self.update({}, {reload: false});
+        }).then(function () {
             self._updateButtons();
-            self.trigger_up('scrollTo', {selector: '.o_column_quick_create'});
+            self.renderer.quickCreateToggleFold();
         });
     },
     /**

addons/web/static/src/js/views/kanban/kanban_quick_create.js

@@ -159,7 +159,7 @@ var RecordQuickCreate = AbstractQuickCreate.extend({
 var ColumnQuickCreate = AbstractQuickCreate.extend({
     template: 'KanbanView.ColumnQuickCreate',
     events: _.extend({}, AbstractQuickCreate.prototype.events, {
-        'click': '_onClick',
+        'click': 'toggleFold',
         'click input': '_onInputClicked',
         'focusout': '_onFocusout',
     }),
@@ -180,6 +180,22 @@ var ColumnQuickCreate = AbstractQuickCreate.extend({
         return this._super.apply(this, arguments);
     },
 
+    //--------------------------------------------------------------------------
+    // Public
+    //--------------------------------------------------------------------------
+
+    /**
+     * Toggle fold/unfold the Column quick create widget
+     */
+    toggleFold: function () {
+        this.folded = !this.folded;
+        this._update();
+        if (!this.folded) {
+            this.$input.focus();
+            this.trigger_up('scrollTo', {selector: '.o_column_quick_create'});
+        }
+    },
+
     //--------------------------------------------------------------------------
     // Private
     //--------------------------------------------------------------------------
@@ -208,18 +224,6 @@ var ColumnQuickCreate = AbstractQuickCreate.extend({
     // Handlers
     //--------------------------------------------------------------------------
 
-    /**
-     * @private
-     * @param {MouseEvent} event
-     */
-    _onClick: function () {
-        this.folded = !this.folded;
-        this._update();
-        if (!this.folded) {
-            this.$input.focus();
-            this.trigger_up('scrollTo', {selector: '.o_column_quick_create'});
-        }
-    },
     /**
      * @private
      */

addons/web/static/src/js/views/kanban/kanban_renderer.js

@@ -112,6 +112,12 @@ var KanbanRenderer = BasicRenderer.extend({
     addQuickCreate: function () {
         this.widgets[0].addQuickCreate();
     },
+    /**
+     * Toggle fold/unfold the Column quick create widget
+     */
+    quickCreateToggleFold: function () {
+        this.quickCreate.toggleFold();
+    },
     /**
      * Removes a widget (record if ungrouped, column if grouped) from the view.
      *
@@ -244,8 +250,8 @@ var KanbanRenderer = BasicRenderer.extend({
 
             // Enable column quickcreate
             if (this.columnOptions.group_creatable) {
-                var quickCreate = new ColumnQuickCreate(this);
+                this.quickCreate = new ColumnQuickCreate(this);
-                quickCreate.appendTo(fragment);
+                this.quickCreate.appendTo(fragment);
             }
         }
 

addons/web/static/tests/views/kanban_tests.js

@@ -1614,6 +1614,35 @@ QUnit.module('Views', {
                         "column should contain 1 records");
         kanban.destroy();
     });
+
+    QUnit.test('don\'t fold column quick create after creation', function (assert) {
+        assert.expect(2);
+
+        var kanban = createView({
+            View: KanbanView,
+            model: 'partner',
+            data: this.data,
+            arch: '<kanban on_create="quick_create">' +
+                        '<field name="product_id"/>' +
+                        '<templates><t t-name="kanban-box">' +
+                            '<div><field name="foo"/></div>' +
+                        '</t></templates>' +
+                    '</kanban>',
+            groupBy: ['product_id'],
+        });
+
+        // add a new column
+        kanban.$('.o_kanban_group:first .o_kanban_quick_add').click();
+        var $quickCreate = kanban.$('.o_kanban_quick_create');
+        $quickCreate.find('input').val('new partner');
+        $quickCreate.find('button.o_kanban_add').click();
+        assert.strictEqual(this.data.partner.records.length, 5,
+            "should have created a 'new partner' column");
+
+        assert.strictEqual(kanban.$('.o_kanban_add:visible').length, 1,
+            "the add button should still be visible");
+        kanban.destroy();
+    });
 });
 
 });