fix duplicated cards

Author: odeimaiz

services/static-webserver/client/source/class/osparc/dashboard/ResourceBrowserBase.js

@@ -177,6 +177,10 @@ qx.Class.define("osparc.dashboard.ResourceBrowserBase", {
       return (card instanceof osparc.dashboard.GridButtonItem || card instanceof osparc.dashboard.ListButtonItem);
     },
 
+    isCardTaskPlaceholder: function(card) {
+      return (card instanceof osparc.dashboard.GridButtonTaskPlaceholder || card instanceof osparc.dashboard.ListButtonTaskPlaceholder);
+    },
+
     createToolbarRadioButton: function(label, icon, toolTipText, pos) {
       const rButton = new qx.ui.toolbar.RadioButton().set({
         label,
@@ -475,6 +479,13 @@ qx.Class.define("osparc.dashboard.ResourceBrowserBase", {
     },
 
     _addTaskCard: function(task, cardTitle, cardIcon) {
+      if (task) {
+        const taskPlaceholders = this._resourcesContainer.getCards().filter(card => osparc.dashboard.ResourceBrowserBase.isCardTaskPlaceholder(card));
+        if (taskPlaceholders.find(taskPlaceholder => taskPlaceholder.getTask() === task)) {
+          return null;
+        }
+      }
+
       const isGrid = this._resourcesContainer.getMode() === "grid";
       const taskCard = isGrid ? new osparc.dashboard.GridButtonTaskPlaceholder() : new osparc.dashboard.ListButtonTaskPlaceholder();
       taskCard.setTask(task);

services/static-webserver/client/source/class/osparc/dashboard/StudyBrowser.js

@@ -1939,7 +1939,9 @@ qx.Class.define("osparc.dashboard.StudyBrowser", {
       const cardTitle = this.tr("Importing Study...");
       const cardIcon = "@FontAwesome5Solid/cloud-upload-alt";
       const importingStudyCard = this._addTaskCard(null, cardTitle, cardIcon);
-      this.__attachImportEventHandler(file, importTaskUI, importingStudyCard);
+      if (importingStudyCard) {
+        this.__attachImportEventHandler(file, importTaskUI, importingStudyCard);
+      }
     },
 
     __attachImportEventHandler: function(file, importTaskUI, importingStudyCard) {
@@ -2129,7 +2131,9 @@ qx.Class.define("osparc.dashboard.StudyBrowser", {
 
       const cardTitle = this.tr("Duplicating ") + studyName;
       const duplicatingStudyCard = this._addTaskCard(task, cardTitle, osparc.task.Duplicate.ICON);
-      this.__attachDuplicateEventHandler(task, duplicateTaskUI, duplicatingStudyCard);
+      if (duplicatingStudyCard) {
+        this.__attachDuplicateEventHandler(task, duplicateTaskUI, duplicatingStudyCard);
+      }
     },
 
     __attachDuplicateEventHandler: function(task, taskUI, duplicatingStudyCard) {

services/static-webserver/client/source/class/osparc/dashboard/TemplateBrowser.js

@@ -398,7 +398,9 @@ qx.Class.define("osparc.dashboard.TemplateBrowser", {
 
       const cardTitle = this.tr("Publishing ") + studyName;
       const toTemplateCard = this._addTaskCard(task, cardTitle, osparc.task.ToTemplate.ICON);
-      this.__attachToTemplateEventHandler(task, toTemplateTaskUI, toTemplateCard);
+      if (toTemplateCard) {
+        this.__attachToTemplateEventHandler(task, toTemplateTaskUI, toTemplateCard);
+      }
     },
     // TASKS //
   }