reduce unnecessary tab activation events

src/public/javascripts/services/app_context.js

@@ -314,6 +314,10 @@ class AppContext {
     }
 
     activateTab(tabId) {
+        if (tabId === this.activeTabId) {
+            return;
+        }
+
         const oldActiveTabId = this.activeTabId;
 
         this.activeTabId = tabId;

src/public/javascripts/services/tab_context.js

@@ -44,7 +44,6 @@ class TabContext extends Component {
         }
 
         if (notePath === this.notePath) {
-            console.log(`Setting existing notePath ${notePath} so ignoring ...`);
             return;
         }
 

src/public/javascripts/widgets/component.js

@@ -11,7 +11,7 @@ export default class Component {
     async eventReceived(name, data, sync = false) {
         await this.initialized;
 
-        console.log(`Received ${name} to ${this.componentId}`);
+//        console.log(`Received ${name} to ${this.componentId}`);
 
         const fun = this[name + 'Listener'];
 

src/public/javascripts/widgets/type_widgets/book.js

@@ -218,6 +218,10 @@ export default class BookTypeWidget extends TypeWidget {
     async renderIntoElement(note, $container) {
         const childNotes = await note.getChildNotes();
 
+        if (childNotes.length === 0) {
+            this.$help.show();
+        }
+
         for (const childNote of childNotes) {
             const childNotePath = this.tabContext.notePath + '/' + childNote.noteId;
 
@@ -246,10 +250,6 @@ export default class BookTypeWidget extends TypeWidget {
 
             $container.append($card);
         }
-
-        if (childNotes.length === 0) {
-            this.$help.show();
-        }
     }
 
     /** @return {boolean} true if this is "auto book" activated (empty text note) and not explicit book note */
@@ -276,10 +276,7 @@ export default class BookTypeWidget extends TypeWidget {
         }
     }
 
-    getContent() {
-        // for auto-book cases when renaming title there should be content
-        return "";
-    }
+    getContent() {}
 
     focus() {}