fix loading of custom widgets

src/public/javascripts/services/bundle.js

@@ -30,10 +30,30 @@ async function executeStartupBundles() {
     }
 }
 
+class WidgetsByParent {
+    constructor() {
+        this.byParent = {};
+    }
+
+    add(widget) {
+        if (!widget.parentWidget) {
+            console.log(`Custom widget does not have mandatory 'getParent()' method defined`);
+            return;
+        }
+
+        this.byParent[widget.parentWidget] = this.byParent[widget.parentWidget] || [];
+        this.byParent[widget.parentWidget].push(widget);
+    }
+
+    get(parentName) {
+        return this.byParent[parentName] || [];
+    }
+}
+
 async function getWidgetBundlesByParent() {
     const scriptBundles = await server.get("script/widgets");
 
-    const byParent = {};
+    const widgetsByParent = new WidgetsByParent();
 
     for (const bundle of scriptBundles) {
         let widget;
@@ -46,16 +66,10 @@ async function getWidgetBundlesByParent() {
             continue;
         }
 
-        if (!widget.parentWidget) {
-            console.log(`Custom widget does not have mandatory 'getParent()' method defined`);
-            continue;
-        }
-
-        byParent[widget.parentWidget] = byParent[widget.parentWidget] || [];
-        byParent[widget.parentWidget].push(widget);
+        widgetsByParent.add(widget);
     }
 
-    return byParent;
+    return widgetsByParent;
 }
 
 export default {

src/public/javascripts/widgets/desktop_layout.js

@@ -148,7 +148,7 @@ export default class DesktopLayout {
                     .child(new TabCachingWidget(() => new NoteRevisionsWidget()))
                     .child(new TabCachingWidget(() => new SimilarNotesWidget()))
                     .child(new TabCachingWidget(() => new WhatLinksHereWidget()))
-                    .child(...this.customWidgets['right-pane'])
+                    .child(...this.customWidgets.get('right-pane'))
                 )
                 .child(new SidePaneToggles().hideInZenMode())
             );

src/public/javascripts/widgets/flex_container.js

@@ -16,6 +16,10 @@ export default class FlexContainer extends BasicWidget {
     }
 
     child(...components) {
+        if (!components) {
+            return this;
+        }
+
         super.child(...components);
 
         for (const component of components) {

src/services/window.js

@@ -33,6 +33,7 @@ async function createMainWindow() {
         height: mainWindowState.height,
         title: 'Trilium Notes',
         webPreferences: {
+            enableRemoteModule: true,
             nodeIntegration: true,
             spellcheck: spellcheckEnabled
         },