feat: support drag drop for dashboard (#6633)

* feat: support drag drop for dashboard * chore: run formatter * test: fix unit test assertion * test: update test route names to align with others * test: add its that test the server client communication * refactor: simplify js event workaround * fix: do not remove widgets on detach * refactor: remove item sanitization on drag reorder * refactor: check children of element and remove workaround * refactor: make dashboard not editable by default * test: use selenium for drag drop and add tests for editable
vaadin · Oct 10, 2024 · 06c1c86 · 06c1c86
1 parent f8403e1
commit 06c1c86
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diff --git a/...-tests/src/main/java/com/vaadin/flow/component/dashboard/tests/DashboardDragDropPage.java b/...-tests/src/main/java/com/vaadin/flow/component/dashboard/tests/DashboardDragDropPage.java
@@ -0,0 +1,72 @@
+/**
+ * Copyright 2000-2024 Vaadin Ltd.
+ *
+ * This program is available under Vaadin Commercial License and Service Terms.
+ *
+ * See {@literal <https://vaadin.com/commercial-license-and-service-terms>} for the full
+ * license.
+ */
+package com.vaadin.flow.component.dashboard.tests;
+
+import com.vaadin.flow.component.dashboard.Dashboard;
+import com.vaadin.flow.component.dashboard.DashboardSection;
+import com.vaadin.flow.component.dashboard.DashboardWidget;
+import com.vaadin.flow.component.html.Div;
+import com.vaadin.flow.component.html.NativeButton;
+import com.vaadin.flow.router.Route;
+
+/**
+ * @author Vaadin Ltd
+ */
+@Route("vaadin-dashboard/drag-drop")
+public class DashboardDragDropPage extends Div {
+
+    public DashboardDragDropPage() {
+        Dashboard dashboard = new Dashboard();
+        dashboard.setEditable(true);
+        dashboard.setMinimumRowHeight("100px");
+        dashboard.setMaximumColumnWidth("400px");
+
+        DashboardWidget widget1 = new DashboardWidget();
+        widget1.setTitle("Widget 1");
+
+        DashboardWidget widget2 = new DashboardWidget();
+        widget2.setTitle("Widget 2");
+
+        dashboard.add(widget1, widget2);
+
+        DashboardWidget widget1InSection1 = new DashboardWidget();
+        widget1InSection1.setTitle("Widget 1 in Section 1");
+
+        DashboardWidget widget2InSection1 = new DashboardWidget();
+        widget2InSection1.setTitle("Widget 2 in Section 1");
+
+        DashboardSection section1 = new DashboardSection("Section 1");
+        section1.add(widget1InSection1, widget2InSection1);
+
+        dashboard.addSection(section1);
+
+        DashboardWidget widgetInSection2 = new DashboardWidget();
+        widgetInSection2.setTitle("Widget in Section 2");
+
+        DashboardSection section2 = new DashboardSection("Section 2");
+        section2.add(widgetInSection2);
+
+        dashboard.addSection(section2);
+
+        NativeButton toggleAttached = new NativeButton("Toggle attached", e -> {
+            if (dashboard.getParent().isPresent()) {
+                dashboard.removeFromParent();
+            } else {
+                add(dashboard);
+            }
+        });
+        toggleAttached.setId("toggle-attached");
+
+        NativeButton toggleEditable = new NativeButton("Toggle editable",
+                e -> dashboard.setEditable(!dashboard.isEditable()));
+        toggleEditable.setId("toggle-editable");
+
+        add(toggleAttached, toggleEditable, dashboard);
+    }
+}
diff --git a/...n-tests/src/main/java/com/vaadin/flow/component/dashboard/tests/DashboardSectionPage.java b/...n-tests/src/main/java/com/vaadin/flow/component/dashboard/tests/DashboardSectionPage.java
@@ -21,7 +21,7 @@
 /**
  * @author Vaadin Ltd
  */
-@Route("vaadin-dashboard-section")
+@Route("vaadin-dashboard/section")
 public class DashboardSectionPage extends Div {
 
     public DashboardSectionPage() {

diff --git a/...on-tests/src/main/java/com/vaadin/flow/component/dashboard/tests/DashboardWidgetPage.java b/...on-tests/src/main/java/com/vaadin/flow/component/dashboard/tests/DashboardWidgetPage.java
@@ -20,7 +20,7 @@
 /**
  * @author Vaadin Ltd
  */
-@Route("vaadin-dashboard-widget")
+@Route("vaadin-dashboard/widget")
 public class DashboardWidgetPage extends Div {
 
     public DashboardWidgetPage() {

diff --git a/...on-tests/src/test/java/com/vaadin/flow/component/dashboard/tests/DashboardDragDropIT.java b/...on-tests/src/test/java/com/vaadin/flow/component/dashboard/tests/DashboardDragDropIT.java
@@ -0,0 +1,111 @@
+/**
+ * Copyright 2000-2024 Vaadin Ltd.
+ *
+ * This program is available under Vaadin Commercial License and Service Terms.
+ *
+ * See {@literal <https://vaadin.com/commercial-license-and-service-terms>} for the full
+ * license.
+ */
+package com.vaadin.flow.component.dashboard.tests;
+
+import org.junit.Assert;
+import org.junit.Before;
+import org.junit.Test;
+import org.openqa.selenium.interactions.Actions;
+
+import com.vaadin.flow.component.dashboard.testbench.DashboardElement;
+import com.vaadin.flow.testutil.TestPath;
+import com.vaadin.testbench.TestBenchElement;
+import com.vaadin.tests.AbstractComponentIT;
+
+/**
+ * @author Vaadin Ltd
+ */
+@TestPath("vaadin-dashboard/drag-drop")
+public class DashboardDragDropIT extends AbstractComponentIT {
+
+    private DashboardElement dashboardElement;
+
+    @Before
+    public void init() {
+        open();
+        dashboardElement = $(DashboardElement.class).waitForFirst();
+    }
+
+    @Test
+    public void reorderWidgetOnClientSide_itemsAreReorderedCorrectly() {
+        var draggedWidget = dashboardElement.getWidgets().get(0);
+        var targetWidget = dashboardElement.getWidgets().get(1);
+        dragDropElement(draggedWidget, targetWidget);
+        Assert.assertEquals(draggedWidget.getTitle(),
+                dashboardElement.getWidgets().get(1).getTitle());
+    }
+
+    @Test
+    public void reorderSectionOnClientSide_itemsAreReorderedCorrectly() {
+        var draggedSection = dashboardElement.getSections().get(1);
+        var targetWidget = dashboardElement.getWidgets().get(0);
+        dragDropElement(draggedSection, targetWidget);
+        Assert.assertEquals(draggedSection.getTitle(),
+                dashboardElement.getSections().get(0).getTitle());
+    }
+
+    @Test
+    public void reorderWidgetInSectionOnClientSide_itemsAreReorderedCorrectly() {
+        var firstSection = dashboardElement.getSections().get(0);
+        var draggedWidget = firstSection.getWidgets().get(0);
+        var targetWidget = firstSection.getWidgets().get(1);
+        dragDropElement(draggedWidget, targetWidget);
+        firstSection = dashboardElement.getSections().get(0);
+        Assert.assertEquals(draggedWidget.getTitle(),
+                firstSection.getWidgets().get(1).getTitle());
+    }
+
+    @Test
+    public void detachReattach_reorderWidgetOnClientSide_itemsAreReorderedCorrectly() {
+        clickElementWithJs("toggle-attached");
+        clickElementWithJs("toggle-attached");
+        dashboardElement = $(DashboardElement.class).waitForFirst();
+        reorderWidgetOnClientSide_itemsAreReorderedCorrectly();
+    }
+
+    @Test
+    public void setDashboardNotEditable_widgetCannotBeDragged() {
+        var widget = dashboardElement.getWidgets().get(0);
+        Assert.assertTrue(isHeaderActionsVisible(widget));
+        clickElementWithJs("toggle-editable");
+        Assert.assertFalse(isHeaderActionsVisible(widget));
+    }
+
+    @Test
+    public void setDashboardEditable_widgetCanBeDragged() {
+        clickElementWithJs("toggle-editable");
+        clickElementWithJs("toggle-editable");
+        Assert.assertTrue(
+                isHeaderActionsVisible(dashboardElement.getWidgets().get(0)));
+    }
+
+    private void dragDropElement(TestBenchElement draggedElement,
+            TestBenchElement targetElement) {
+        var dragHandle = getDragHandle(draggedElement);
+
+        var yOffset = draggedElement.getLocation().getY() < targetElement
+                .getLocation().getY() ? 10 : -10;
+        var xOffset = draggedElement.getLocation().getX() < targetElement
+                .getLocation().getX() ? 10 : -10;
+
+        new Actions(driver).clickAndHold(dragHandle)
+                .moveToElement(targetElement, xOffset, yOffset)
+                .release(targetElement).build().perform();
+    }
+
+    private static boolean isHeaderActionsVisible(TestBenchElement element) {
+        TestBenchElement headerActions = element.$("*").withId("header-actions")
+                .first();
+        return !"none".equals(headerActions.getCssValue("display"));
+    }
+
+    private static TestBenchElement getDragHandle(TestBenchElement element) {
+        return element.$("*").withClassName("drag-handle").first();
+    }
+}
diff --git a/...ion-tests/src/test/java/com/vaadin/flow/component/dashboard/tests/DashboardSectionIT.java b/...ion-tests/src/test/java/com/vaadin/flow/component/dashboard/tests/DashboardSectionIT.java
@@ -24,7 +24,7 @@
 /**
  * @author Vaadin Ltd
  */
-@TestPath("vaadin-dashboard-section")
+@TestPath("vaadin-dashboard/section")
 public class DashboardSectionIT extends AbstractComponentIT {
 
     private DashboardElement dashboardElement;

diff --git a/...tion-tests/src/test/java/com/vaadin/flow/component/dashboard/tests/DashboardWidgetIT.java b/...tion-tests/src/test/java/com/vaadin/flow/component/dashboard/tests/DashboardWidgetIT.java
@@ -22,7 +22,7 @@
 /**
  * @author Vaadin Ltd
  */
-@TestPath("vaadin-dashboard-widget")
+@TestPath("vaadin-dashboard/widget")
 public class DashboardWidgetIT extends AbstractComponentIT {
 
     private DashboardElement dashboardElement;