Catalog & Hotbar - initial groundwork (#2418)

Signed-off-by: Jari Kolehmainen <jari.kolehmainen@gmail.com>

src/renderer/lens-app.tsx

@@ -16,10 +16,14 @@ import { LensProtocolRouterRenderer, bindProtocolAddRouteHandlers } from "./prot
 import { registerIpcHandlers } from "./ipc";
 import { ipcRenderer } from "electron";
 import { IpcRendererNavigationEvents } from "./navigation/events";
+import { catalogEntityRegistry } from "./api/catalog-entity-registry";
+import { commandRegistry } from "../extensions/registries";
+import { reaction } from "mobx";
 
 @observer
 export class LensApp extends React.Component {
   static async init() {
+    catalogEntityRegistry.init();
     extensionLoader.loadOnClusterManagerRenderer();
     LensProtocolRouterRenderer.getInstance<LensProtocolRouterRenderer>().init();
     bindProtocolAddRouteHandlers();
@@ -34,6 +38,18 @@ export class LensApp extends React.Component {
     ipcRenderer.send(IpcRendererNavigationEvents.LOADED);
   }
 
+  componentDidMount() {
+    reaction(() => catalogEntityRegistry.items, (items) => {
+      if (!commandRegistry.activeEntity) {
+        return;
+      }
+
+      if (!items.includes(commandRegistry.activeEntity)) {
+        commandRegistry.activeEntity = null;
+      }
+    });
+  }
+
   render() {
     return (
       <Router history={history}>