Introduce clearer boundry between extensions (#7164)

- Bundled extensions are always enabled, and are always compatible
- Have bundled extensions be loaded asyncronously to support
  typescript dynamic import (which is typed) as opposed to require

Signed-off-by: Sebastian Malton <sebastian@malton.name>

packages/core/src/common/protocol-handler/router.ts

@@ -209,7 +209,7 @@ export abstract class LensProtocolRouter {
       return name;
     }
 
-    if (!this.dependencies.isExtensionEnabled(extension)) {
+    if (!extension.isBundled && !this.dependencies.isExtensionEnabled(extension.id)) {
       this.dependencies.logger.info(`${LensProtocolRouter.LoggingPrefix}: Extension ${name} matched, but not enabled`);
 
       return name;

packages/core/src/extensions/__tests__/extension-loader.test.ts

@@ -113,13 +113,13 @@ describe("ExtensionLoader", () => {
   });
 
   it("renderer updates extension after ipc broadcast", async () => {
-    expect(extensionLoader.userExtensions).toEqual(new Map());
+    expect(extensionLoader.userExtensions.get()).toEqual(new Map());
 
     await extensionLoader.init();
     await delay(10);
 
     // Assert the extensions after the extension broadcast event
-    expect(extensionLoader.userExtensions).toEqual(
+    expect(extensionLoader.userExtensions.get()).toEqual(
       new Map([
         ["manifest/path", {
           absolutePath: "/test/1",

packages/core/src/extensions/extension-discovery/extension-discovery.ts

@@ -10,7 +10,7 @@ import { broadcastMessage, ipcMainHandle, ipcRendererOn } from "../../common/ipc
 import { toJS } from "../../common/utils";
 import { isErrnoException } from "@k8slens/utilities";
 import type { ExtensionLoader } from "../extension-loader";
-import type { InstalledExtension, LensExtensionId, LensExtensionManifest } from "@k8slens/legacy-extensions";
+import type { InstalledExtension, LensExtensionId, LensExtensionManifest, ExternalInstalledExtension } from "@k8slens/legacy-extensions";
 import type { ExtensionInstallationStateStore } from "../extension-installation-state-store/extension-installation-state-store";
 import { extensionDiscoveryStateChannel } from "../../common/ipc/extension-handling";
 import { requestInitialExtensionDiscovery } from "../../renderer/ipc";
@@ -73,10 +73,6 @@ interface ExtensionDiscoveryChannelMessage {
  */
 const isDirectoryLike = (lstat: Stats) => lstat.isDirectory() || lstat.isSymbolicLink();
 
-interface LoadFromFolderOptions {
-  isBundled?: boolean;
-}
-
 interface ExtensionDiscoveryEvents {
   add: (ext: InstalledExtension) => void;
   remove: (extId: LensExtensionId) => void;
@@ -271,7 +267,7 @@ export class ExtensionDiscovery {
    * @param extensionId The ID of the extension to uninstall.
    */
   async uninstallExtension(extensionId: LensExtensionId): Promise<void> {
-    const extension = this.extensions.get(extensionId) ?? this.dependencies.extensionLoader.getExtension(extensionId);
+    const extension = this.extensions.get(extensionId) ?? this.dependencies.extensionLoader.getExtensionById(extensionId);
 
     if (!extension) {
       return void this.dependencies.logger.warn(`${logModule} could not uninstall extension, not found`, { id: extensionId });
@@ -330,24 +326,26 @@ export class ExtensionDiscovery {
    * Returns InstalledExtension from path to package.json file.
    * Also updates this.packagesJson.
    */
-  protected async getByManifest(manifestPath: string, { isBundled = false } = {}): Promise<InstalledExtension | null> {
+  protected async loadExtensionFromFolder(folderPath: string): Promise<ExternalInstalledExtension | null> {
+    const manifestPath = this.dependencies.joinPaths(folderPath, manifestFilename);
+
     try {
       const manifest = await this.dependencies.readJsonFile(manifestPath) as unknown as LensExtensionManifest;
-      const id = isBundled ? manifestPath : this.getInstalledManifestPath(manifest.name);
-      const isEnabled = this.dependencies.isExtensionEnabled({ id, isBundled });
+      const id = this.getInstalledManifestPath(manifest.name);
+      const isEnabled = this.dependencies.isExtensionEnabled(id);
       const extensionDir = this.dependencies.getDirnameOfPath(manifestPath);
       const npmPackage = this.dependencies.joinPaths(extensionDir, `${manifest.name}-${manifest.version}.tgz`);
       const absolutePath = this.dependencies.isProduction && await this.dependencies.pathExists(npmPackage)
         ? npmPackage
         : extensionDir;
-      const isCompatible = isBundled || this.dependencies.isCompatibleExtension(manifest);
+      const isCompatible = this.dependencies.isCompatibleExtension(manifest);
 
       return {
         id,
         absolutePath,
         manifestPath: id,
         manifest,
-        isBundled,
+        isBundled: false,
         isEnabled,
         isCompatible,
       };
@@ -363,14 +361,14 @@ export class ExtensionDiscovery {
     }
   }
 
-  async ensureExtensions(): Promise<Map<LensExtensionId, InstalledExtension>> {
+  async ensureExtensions(): Promise<Map<LensExtensionId, ExternalInstalledExtension>> {
     const userExtensions = await this.loadFromFolder(this.localFolderPath);
 
     return this.extensions = new Map(userExtensions.map(extension => [extension.id, extension]));
   }
 
-  async loadFromFolder(folderPath: string): Promise<InstalledExtension[]> {
-    const extensions: InstalledExtension[] = [];
+  async loadFromFolder(folderPath: string): Promise<ExternalInstalledExtension[]> {
+    const extensions: ExternalInstalledExtension[] = [];
     const paths = await this.dependencies.readDirectory(folderPath);
 
     for (const fileName of paths) {
@@ -403,16 +401,6 @@ export class ExtensionDiscovery {
     return extensions;
   }
 
-  /**
-   * Loads extension from absolute path, updates this.packagesJson to include it and returns the extension.
-   * @param folderPath Folder path to extension
-   */
-  async loadExtensionFromFolder(folderPath: string, { isBundled = false }: LoadFromFolderOptions = {}): Promise<InstalledExtension | null> {
-    const manifestPath = this.dependencies.joinPaths(folderPath, manifestFilename);
-
-    return this.getByManifest(manifestPath, { isBundled });
-  }
-
   toJSON(): ExtensionDiscoveryChannelMessage {
     return toJS({
       isLoaded: this.isLoaded,

packages/core/src/extensions/extension-loader/create-extension-instance.token.ts

@@ -3,11 +3,14 @@
  * Licensed under MIT License. See LICENSE in root directory for more information.
  */
 
-import type { LensExtensionConstructor, InstalledExtension } from "@k8slens/legacy-extensions";
+import type { LensExtensionConstructor, BundledInstalledExtension, ExternalInstalledExtension, BundledLensExtensionConstructor } from "@k8slens/legacy-extensions";
 import { getInjectionToken } from "@ogre-tools/injectable";
 import type { LensExtension } from "../lens-extension";
 
-export type CreateExtensionInstance = (ExtensionClass: LensExtensionConstructor, extension: InstalledExtension) => LensExtension;
+export interface CreateExtensionInstance {
+  (ExtensionClass: LensExtensionConstructor, extension: ExternalInstalledExtension): LensExtension;
+  (ExtensionClass: BundledLensExtensionConstructor, extension: BundledInstalledExtension): LensExtension;
+}
 
 export const createExtensionInstanceInjectionToken = getInjectionToken<CreateExtensionInstance>({
   id: "create-extension-instance-token",

packages/core/src/extensions/extension-loader/extension-loader.ts

@@ -6,9 +6,10 @@
 import { ipcMain, ipcRenderer } from "electron";
 import { isEqual } from "lodash";
 import type { ObservableMap } from "mobx";
-import { action, computed, makeObservable, toJS, observable, observe, reaction, when } from "mobx";
+import { runInAction, action, computed, toJS, observable, reaction, when } from "mobx";
 import { broadcastMessage, ipcMainOn, ipcRendererOn, ipcMainHandle } from "../../common/ipc";
-import { isDefined } from "@k8slens/utilities";
+import { isDefined, iter } from "@k8slens/utilities";
+import type { ExternalInstalledExtension, InstalledExtension, LensExtensionConstructor, LensExtensionId, BundledExtension } from "@k8slens/legacy-extensions";
 import type { LensExtension } from "../lens-extension";
 import { extensionLoaderFromMainChannel, extensionLoaderFromRendererChannel } from "../../common/ipc/extension-handling";
 import { requestExtensionLoaderInitialState } from "../../renderer/ipc";
@@ -19,7 +20,6 @@ import type { Extension } from "./extension/extension.injectable";
 import type { Logger } from "../../common/logger";
 import type { JoinPaths } from "../../common/path/join-paths.injectable";
 import type { GetDirnameOfPath } from "../../common/path/get-dirname.injectable";
-import type { LensExtensionId, BundledExtension, InstalledExtension, LensExtensionConstructor } from "@k8slens/legacy-extensions";
 import type { UpdateExtensionsState } from "../../features/extensions/enabled/common/update-state.injectable";
 
 const logModule = "[EXTENSIONS-LOADER]";
@@ -60,51 +60,21 @@ export class ExtensionLoader {
    */
   protected readonly nonInstancesByName = observable.set<string>();
 
-  /**
-   * This is updated by the `observe` in the constructor. DO NOT write directly to it
-   */
-  protected readonly instancesByName = observable.map<string, LensExtension>();
+  protected readonly instancesByName = computed(() => new Map((
+    iter.chain(this.dependencies.extensionInstances.entries())
+      .map(([, instance]) => [instance.name, instance])
+  )));
 
   private readonly onRemoveExtensionId = new EventEmitter<[string]>();
 
-  @observable isLoaded = false;
+  readonly isLoaded = observable.box(false);
 
-  get whenLoaded() {
-    return when(() => this.isLoaded);
-  }
+  constructor(protected readonly dependencies: Dependencies) {}
 
-  constructor(protected readonly dependencies: Dependencies) {
-    makeObservable(this);
-
-    observe(this.dependencies.extensionInstances, change => {
-      switch (change.type) {
-        case "add":
-          if (this.instancesByName.has(change.newValue.name)) {
-            throw new TypeError("Extension names must be unique");
-          }
-
-          this.instancesByName.set(change.newValue.name, change.newValue);
-          break;
-        case "delete":
-          this.instancesByName.delete(change.oldValue.name);
-          break;
-        case "update":
-          throw new Error("Extension instances shouldn't be updated");
-      }
-    });
-  }
-
-  @computed get userExtensions(): Map<LensExtensionId, InstalledExtension> {
-    const extensions = this.toJSON();
-
-    extensions.forEach((ext, extId) => {
-      if (ext.isBundled) {
-        extensions.delete(extId);
-      }
-    });
-
-    return extensions;
-  }
+  readonly userExtensions = computed(() => new Map((
+    this.extensions.toJSON()
+      .filter(([, extension]) => !extension.isBundled)
+  )));
 
   /**
    * Get the extension instance by its manifest name
@@ -120,19 +90,18 @@ export class ExtensionLoader {
       return null;
     }
 
-    return this.instancesByName.get(name);
+    return this.instancesByName.get().get(name);
   }
 
   // Transform userExtensions to a state object for storing into ExtensionsStore
-  @computed get storeState() {
-    return Array.from(this.userExtensions)
-      .map(([extId, extension]) => [extId, {
+  readonly storeState = computed(() => Array.from(
+    this.userExtensions.get(),
+    ([extId, extension]) => [extId, {
       enabled: extension.isEnabled,
       name: extension.manifest.name,
-      }] as const);
-  }
+    }] as const,
+  ));
 
-  @action
   async init() {
     if (ipcMain) {
       await this.initMain();
@@ -140,7 +109,7 @@ export class ExtensionLoader {
       await this.initRenderer();
     }
 
-    await Promise.all([this.whenLoaded]);
+    await when(() => this.isLoaded.get());
 
     // broadcasting extensions between main/renderer processes
     reaction(() => this.toJSON(), () => this.broadcastExtensions(), {
@@ -148,8 +117,7 @@ export class ExtensionLoader {
     });
 
     reaction(
-      () => this.storeState,
-
+      () => this.storeState.get(),
       (state) => {
         this.dependencies.updateExtensionsState(state);
       },
@@ -199,18 +167,20 @@ export class ExtensionLoader {
   setIsEnabled(lensExtensionId: LensExtensionId, isEnabled: boolean) {
     const extension = this.extensions.get(lensExtensionId);
 
-    assert(extension, `Must register extension ${lensExtensionId} with before enabling it`);
+    assert(extension, `Extension "${lensExtensionId}" must be registered before it can be enabled.`);
+    assert(!extension.isBundled, `Cannot change the enabled state of a bundled extension`);
 
     extension.isEnabled = isEnabled;
   }
 
   protected async initMain() {
-    this.isLoaded = true;
+    runInAction(() => {
+      this.isLoaded.set(true);
+    });
+
     await this.autoInitExtensions();
 
-    ipcMainHandle(extensionLoaderFromMainChannel, () => {
-      return Array.from(this.toJSON());
-    });
+    ipcMainHandle(extensionLoaderFromMainChannel, () => [...this.toJSON()]);
 
     ipcMainOn(extensionLoaderFromRendererChannel, (event, extensions: [LensExtensionId, InstalledExtension][]) => {
       this.syncExtensions(extensions);
@@ -219,7 +189,9 @@ export class ExtensionLoader {
 
   protected async initRenderer() {
     const extensionListHandler = (extensions: [LensExtensionId, InstalledExtension][]) => {
-      this.isLoaded = true;
+      runInAction(() => {
+        this.isLoaded.set(true);
+      });
       this.syncExtensions(extensions);
 
       const receivedExtensionIds = extensions.map(([lensExtensionId]) => lensExtensionId);
@@ -255,10 +227,10 @@ export class ExtensionLoader {
   }
 
   protected async loadBundledExtensions() {
-    return this.dependencies.bundledExtensions
-      .map(extension => {
+    const bundledExtensions = await Promise.all((this.dependencies.bundledExtensions
+      .map(async extension => {
         try {
-          const LensExtensionClass = extension[this.dependencies.extensionEntryPointName]();
+          const LensExtensionClass = await extension[this.dependencies.extensionEntryPointName]();
 
           if (!LensExtensionClass) {
             return null;
@@ -291,7 +263,9 @@ export class ExtensionLoader {
           return null;
         }
       })
-      .filter(isDefined);
+    ));
+
+    return bundledExtensions.filter(isDefined);
   }
 
   protected async loadExtensions(extensions: ExtensionBeingActivated[]): Promise<ExtensionLoading[]> {
@@ -332,6 +306,7 @@ export class ExtensionLoader {
     // 4. Return ExtensionLoading[]
 
     return [...installedExtensions.entries()]
+      .filter((entry): entry is [string, ExternalInstalledExtension] => !entry[1].isBundled)
       .map(([extId, extension]) => {
         const alreadyInit = this.dependencies.extensionInstances.has(extId) || this.nonInstancesByName.has(extension.manifest.name);
 
@@ -391,7 +366,7 @@ export class ExtensionLoader {
     return loadedExtensions;
   }
 
-  protected requireExtension(extension: InstalledExtension): LensExtensionConstructor | null {
+  protected requireExtension(extension: ExternalInstalledExtension): LensExtensionConstructor | null {
     const extRelativePath = extension.manifest[this.dependencies.extensionEntryPointName];
 
     if (!extRelativePath) {
@@ -411,7 +386,7 @@ export class ExtensionLoader {
     return null;
   }
 
-  getExtension(extId: LensExtensionId) {
+  getExtensionById(extId: LensExtensionId) {
     return this.extensions.get(extId);
   }
 

packages/core/src/extensions/lens-extension.ts

@@ -9,7 +9,6 @@ import type { LensExtensionDependencies } from "./lens-extension-set-dependencie
 import type { ProtocolHandlerRegistration } from "../common/protocol-handler/registration";
 import type { InstalledExtension, LegacyLensExtension, LensExtensionId, LensExtensionManifest } from "@k8slens/legacy-extensions";
 
-
 export const lensExtensionDependencies = Symbol("lens-extension-dependencies");
 export const Disposers = Symbol("disposers");
 
@@ -42,14 +41,12 @@ export class LensExtension<
   [Disposers] = disposer();
 
   constructor({ id, manifest, manifestPath, isBundled }: InstalledExtension) {
-    makeObservable(this);
-
     // id is the name of the manifest
     this.id = id;
-
-    this.manifest = manifest;
+    this.manifest = manifest as LensExtensionManifest;
     this.manifestPath = manifestPath;
     this.isBundled = !!isBundled;
+    makeObservable(this);
   }
 
   get name() {

packages/core/src/features/extensions/__snapshots__/navigation-using-application-menu.test.ts.snap

@@ -376,7 +376,7 @@ exports[`extensions - navigation using application menu when navigating to exten
                 <p>
                   Add new features via Lens Extensions. Check out the 
                   <a
-                    href="https://docs.k8slens.dev/extensions/"
+                    href="https://docs.k8slens.dev/extensions/lens-extensions"
                     rel="noreferrer"
                     target="_blank"
                   >

packages/core/src/features/extensions/enabled/common/is-enabled.injectable.ts

@@ -5,19 +5,14 @@
 import { getInjectable } from "@ogre-tools/injectable";
 import enabledExtensionsStateInjectable from "./state.injectable";
 
-export interface IsEnabledExtensionDescriptor {
-  readonly id: string;
-  readonly isBundled: boolean;
-}
-
-export type IsExtensionEnabled = (desc: IsEnabledExtensionDescriptor) => boolean;
+export type IsExtensionEnabled = (id: string) => boolean;
 
 const isExtensionEnabledInjectable = getInjectable({
   id: "is-extension-enabled",
   instantiate: (di): IsExtensionEnabled => {
     const state = di.inject(enabledExtensionsStateInjectable);
 
-    return ({ id, isBundled }) => isBundled || (state.get(id)?.enabled ?? false);
+    return (id) => (state.get(id)?.enabled ?? false);
   },
 });
 

packages/core/src/main/extension-loader/create-extension-instance.injectable.ts

@@ -24,7 +24,7 @@ const createExtensionInstanceInjectable = getInjectable({
     };
 
     return (ExtensionClass, extension) => {
-      const instance = new ExtensionClass(extension) as LensMainExtension;
+      const instance = new ExtensionClass(extension as any) as LensMainExtension;
 
       (instance as Writable<LensMainExtension>)[lensExtensionDependencies] = deps;
 

packages/core/src/main/protocol-handler/__test__/router.test.ts

@@ -10,16 +10,12 @@ import { noop } from "@k8slens/utilities";
 import type { LensProtocolRouterMain } from "../lens-protocol-router-main/lens-protocol-router-main";
 import { getDiForUnitTesting } from "../../getDiForUnitTesting";
 import lensProtocolRouterMainInjectable from "../lens-protocol-router-main/lens-protocol-router-main.injectable";
-import getConfigurationFileModelInjectable from "../../../common/get-configuration-file-model/get-configuration-file-model.injectable";
 import { LensExtension } from "../../../extensions/lens-extension";
 import type { ObservableMap } from "mobx";
+import { runInAction } from "mobx";
 import extensionInstancesInjectable from "../../../extensions/extension-loader/extension-instances.injectable";
 import directoryForUserDataInjectable from "../../../common/app-paths/directory-for-user-data/directory-for-user-data.injectable";
 import broadcastMessageInjectable from "../../../common/ipc/broadcast-message.injectable";
-import pathExistsSyncInjectable from "../../../common/fs/path-exists-sync.injectable";
-import pathExistsInjectable from "../../../common/fs/path-exists.injectable";
-import readJsonSyncInjectable from "../../../common/fs/read-json-sync.injectable";
-import writeJsonSyncInjectable from "../../../common/fs/write-json-sync.injectable";
 import type { LensExtensionId } from "@k8slens/legacy-extensions";
 import type { LensExtensionState } from "../../../features/extensions/enabled/common/state.injectable";
 import enabledExtensionsStateInjectable from "../../../features/extensions/enabled/common/state.injectable";
@@ -39,16 +35,8 @@ describe("protocol router tests", () => {
   beforeEach(async () => {
     const di = getDiForUnitTesting();
 
-    di.override(pathExistsInjectable, () => () => { throw new Error("tried call pathExists without override"); });
-    di.override(pathExistsSyncInjectable, () => () => { throw new Error("tried call pathExistsSync without override"); });
-    di.override(readJsonSyncInjectable, () => () => { throw new Error("tried call readJsonSync without override"); });
-    di.override(writeJsonSyncInjectable, () => () => { throw new Error("tried call writeJsonSync without override"); });
-
     enabledExtensions = di.inject(enabledExtensionsStateInjectable);
-
-    di.permitSideEffects(getConfigurationFileModelInjectable);
-
-    di.override(directoryForUserDataInjectable, () => "some-directory-for-user-data");
+    di.override(directoryForUserDataInjectable, () => "/some-directory-for-user-data");
 
     broadcastMessageMock = jest.fn();
     di.override(broadcastMessageInjectable, () => broadcastMessageMock);
@@ -56,7 +44,9 @@ describe("protocol router tests", () => {
     extensionInstances = di.inject(extensionInstancesInjectable);
     lpr = di.inject(lensProtocolRouterMainInjectable);
 
-    lpr.rendererLoaded = true;
+    runInAction(() => {
+      lpr.rendererLoaded.set(true);
+    });
   });
 
   it("should broadcast invalid protocol on non-lens URLs", async () => {
@@ -69,7 +59,19 @@ describe("protocol router tests", () => {
     expect(broadcastMessageMock).toBeCalledWith(ProtocolHandlerInvalid, "invalid host", "lens://foobar");
   });
 
-  it("should not throw when has valid host", async () => {
+  it("should broadcast internal route when called with valid host", async () => {
+    lpr.addInternalHandler("/", noop);
+
+    try {
+      expect(await lpr.route("lens://app")).toBeUndefined();
+    } catch (error) {
+      expect(throwIfDefined(error)).not.toThrow();
+    }
+
+    expect(broadcastMessageMock).toHaveBeenCalledWith(ProtocolHandlerInternal, "lens://app", "matched");
+  });
+
+  it("should broadcast external route when called with valid host", async () => {
     const extId = uuid.v4();
     const ext = new LensExtension({
       id: extId,

packages/core/src/main/protocol-handler/lens-protocol-router-main/lens-protocol-router-main.ts

@@ -6,7 +6,7 @@
 import * as proto from "../../../common/protocol-handler";
 import URLParse from "url-parse";
 import type { LensExtension } from "../../../extensions/lens-extension";
-import { observable, when, makeObservable } from "mobx";
+import { observable, when } from "mobx";
 import type { LensProtocolRouterDependencies, RouteAttempt } from "../../../common/protocol-handler";
 import { ProtocolHandlerInvalid } from "../../../common/protocol-handler";
 import { disposer, noop } from "@k8slens/utilities";
@@ -39,17 +39,15 @@ export interface LensProtocolRouterMainDependencies extends LensProtocolRouterDe
 }
 
 export class LensProtocolRouterMain extends proto.LensProtocolRouter {
-  private missingExtensionHandlers: FallbackHandler[] = [];
+  private readonly missingExtensionHandlers: FallbackHandler[] = [];
 
   // TODO: This is used to solve out-of-place temporal dependency. Remove, and solve otherwise.
-  @observable rendererLoaded = false;
+  readonly rendererLoaded = observable.box(false);
 
-  protected disposers = disposer();
+  protected readonly disposers = disposer();
 
   constructor(protected readonly dependencies: LensProtocolRouterMainDependencies) {
     super(dependencies);
-
-    makeObservable(this);
   }
 
   public cleanup() {
@@ -118,13 +116,12 @@ export class LensProtocolRouterMain extends proto.LensProtocolRouter {
   protected _routeToInternal(url: URLParse<Record<string, string | undefined>>): RouteAttempt {
     const rawUrl = url.toString(); // for sending to renderer
     const attempt = super._routeToInternal(url);
+    const broadcastToRenderer = () => this.dependencies.broadcastMessage(proto.ProtocolHandlerInternal, rawUrl, attempt);
 
-    const sendRoutingToRenderer = () => this.dependencies.broadcastMessage(proto.ProtocolHandlerInternal, rawUrl, attempt);
-
-    if (this.rendererLoaded) {
-      sendRoutingToRenderer();
+    if (this.rendererLoaded.get()) {
+      broadcastToRenderer();
     } else {
-      this.disposers.push(when(() => this.rendererLoaded, sendRoutingToRenderer));
+      this.disposers.push(when(() => this.rendererLoaded.get(), broadcastToRenderer));
     }
 
     return attempt;
@@ -141,13 +138,12 @@ export class LensProtocolRouterMain extends proto.LensProtocolRouter {
      * argument.
      */
     const attempt = await super._routeToExtension(new URLParse(url.toString(), true));
+    const broadcastToRenderer = () => this.dependencies.broadcastMessage(proto.ProtocolHandlerExtension, rawUrl, attempt);
 
-    const sendRoutingToRenderer = () => this.dependencies.broadcastMessage(proto.ProtocolHandlerExtension, rawUrl, attempt);
-
-    if (this.rendererLoaded) {
-      sendRoutingToRenderer();
+    if (this.rendererLoaded.get()) {
+      broadcastToRenderer();
     } else {
-      this.disposers.push(when(() => this.rendererLoaded, sendRoutingToRenderer));
+      this.disposers.push(when(() => this.rendererLoaded.get(), broadcastToRenderer));
     }
 
     return attempt;

packages/core/src/main/start-main-application/runnables/flag-renderer/flag-renderer-as-loaded.injectable.ts

@@ -16,7 +16,7 @@ const flagRendererAsLoadedInjectable = getInjectable({
 
       runInAction(() => {
         // Todo: remove this kludge which enables out-of-place temporal dependency.
-        lensProtocolRouterMain.rendererLoaded = true;
+        lensProtocolRouterMain.rendererLoaded.set(true);
       });
     },
   }),

packages/core/src/main/start-main-application/runnables/flag-renderer/flag-renderer-as-not-loaded.injectable.ts

@@ -16,7 +16,7 @@ const flagRendererAsNotLoadedInjectable = getInjectable({
 
       runInAction(() => {
         // Todo: remove this kludge which enables out-of-place temporal dependency.
-        lensProtocolRouterMain.rendererLoaded = false;
+        lensProtocolRouterMain.rendererLoaded.set(false);
       });
 
       return undefined;

packages/core/src/renderer/components/+extensions/attempt-install/attempt-install.injectable.tsx

@@ -86,7 +86,7 @@ const attemptInstall = ({
     }
 
     const extensionFolder = getExtensionDestFolder(name);
-    const installedExtension = extensionLoader.getExtension(validatedRequest.id);
+    const installedExtension = extensionLoader.getExtensionById(validatedRequest.id);
 
     if (installedExtension) {
       const { version: oldVersion } = installedExtension.manifest;

packages/core/src/renderer/components/+extensions/attempt-install/unpack-extension.injectable.tsx

@@ -73,7 +73,7 @@ const unpackExtensionInjectable = getInjectable({
         await fse.move(unpackedRootFolder, extensionFolder, { overwrite: true });
 
         // wait for the loader has actually install it
-        await when(() => extensionLoader.userExtensions.has(id));
+        await when(() => extensionLoader.userExtensions.get().has(id));
 
         // Enable installed extensions by default.
         extensionLoader.setIsEnabled(id, true);

packages/core/src/renderer/components/+extensions/disable-extension.injectable.ts

@@ -0,0 +1,27 @@
+/**
+ * Copyright (c) OpenLens Authors. All rights reserved.
+ * Licensed under MIT License. See LICENSE in root directory for more information.
+ */
+import type { LensExtensionId } from "@k8slens/legacy-extensions";
+import { getInjectable } from "@ogre-tools/injectable";
+import extensionLoaderInjectable from "../../../extensions/extension-loader/extension-loader.injectable";
+
+export type DisableExtension = (extId: LensExtensionId) => void;
+
+const disableExtensionInjectable = getInjectable({
+  id: "disable-extension",
+
+  instantiate: (di): DisableExtension => {
+    const extensionLoader = di.inject(extensionLoaderInjectable);
+
+    return (extId) => {
+      const ext = extensionLoader.getExtensionById(extId);
+
+      if (ext && !ext.isBundled) {
+        ext.isEnabled = false;
+      }
+    };
+  },
+});
+
+export default disableExtensionInjectable;

packages/core/src/renderer/components/+extensions/disable-extension/disable-extension.injectable.ts

@@ -1,18 +0,0 @@
-/**
- * Copyright (c) OpenLens Authors. All rights reserved.
- * Licensed under MIT License. See LICENSE in root directory for more information.
- */
-import { getInjectable } from "@ogre-tools/injectable";
-import extensionLoaderInjectable from "../../../../extensions/extension-loader/extension-loader.injectable";
-import { disableExtension } from "./disable-extension";
-
-const disableExtensionInjectable = getInjectable({
-  id: "disable-extension",
-
-  instantiate: (di) =>
-    disableExtension({
-      extensionLoader: di.inject(extensionLoaderInjectable),
-    }),
-});
-
-export default disableExtensionInjectable;

packages/core/src/renderer/components/+extensions/disable-extension/disable-extension.ts

@@ -1,20 +0,0 @@
-/**
- * Copyright (c) OpenLens Authors. All rights reserved.
- * Licensed under MIT License. See LICENSE in root directory for more information.
- */
-import type { LensExtensionId } from "@k8slens/legacy-extensions";
-import type { ExtensionLoader } from "../../../../extensions/extension-loader";
-
-interface Dependencies {
-  extensionLoader: ExtensionLoader;
-}
-
-export const disableExtension =
-  ({ extensionLoader }: Dependencies) =>
-    (id: LensExtensionId) => {
-      const extension = extensionLoader.getExtension(id);
-
-      if (extension) {
-        extension.isEnabled = false;
-      }
-    };

packages/core/src/renderer/components/+extensions/enable-extension.injectable.ts

@@ -0,0 +1,27 @@
+/**
+ * Copyright (c) OpenLens Authors. All rights reserved.
+ * Licensed under MIT License. See LICENSE in root directory for more information.
+ */
+import type { LensExtensionId } from "@k8slens/legacy-extensions";
+import { getInjectable } from "@ogre-tools/injectable";
+import extensionLoaderInjectable from "../../../extensions/extension-loader/extension-loader.injectable";
+
+export type EnableExtension = (extId: LensExtensionId) => void;
+
+const enableExtensionInjectable = getInjectable({
+  id: "enable-extension",
+
+  instantiate: (di): EnableExtension => {
+    const extensionLoader = di.inject(extensionLoaderInjectable);
+
+    return (extId) => {
+      const ext = extensionLoader.getExtensionById(extId);
+
+      if (ext && !ext.isBundled) {
+        ext.isEnabled = true;
+      }
+    };
+  },
+});
+
+export default enableExtensionInjectable;

packages/core/src/renderer/components/+extensions/enable-extension/enable-extension.injectable.ts

@@ -1,18 +0,0 @@
-/**
- * Copyright (c) OpenLens Authors. All rights reserved.
- * Licensed under MIT License. See LICENSE in root directory for more information.
- */
-import { getInjectable } from "@ogre-tools/injectable";
-import extensionLoaderInjectable from "../../../../extensions/extension-loader/extension-loader.injectable";
-import { enableExtension } from "./enable-extension";
-
-const enableExtensionInjectable = getInjectable({
-  id: "enable-extension",
-
-  instantiate: (di) =>
-    enableExtension({
-      extensionLoader: di.inject(extensionLoaderInjectable),
-    }),
-});
-
-export default enableExtensionInjectable;

packages/core/src/renderer/components/+extensions/enable-extension/enable-extension.ts

@@ -1,20 +0,0 @@
-/**
- * Copyright (c) OpenLens Authors. All rights reserved.
- * Licensed under MIT License. See LICENSE in root directory for more information.
- */
-import type { LensExtensionId } from "@k8slens/legacy-extensions";
-import type { ExtensionLoader } from "../../../../extensions/extension-loader";
-
-interface Dependencies {
-  extensionLoader: ExtensionLoader;
-}
-
-export const enableExtension =
-  ({ extensionLoader }: Dependencies) =>
-    (id: LensExtensionId) => {
-      const extension = extensionLoader.getExtension(id);
-
-      if (extension) {
-        extension.isEnabled = true;
-      }
-    };

packages/core/src/renderer/components/+extensions/extensions.tsx

@@ -4,89 +4,24 @@
  */
 
 import styles from "./extensions.module.scss";
-import type { IComputedValue } from "mobx";
-import {
-  makeObservable,
-  observable,
-  reaction,
-  when,
-} from "mobx";
-import { disposeOnUnmount, observer } from "mobx-react";
 import React from "react";
 import { DropFileInput } from "../input";
-import { Install } from "./install";
+import { ExtensionInstall } from "./install";
 import { InstalledExtensions } from "./installed-extensions";
 import { Notice } from "./notice";
 import { SettingLayout } from "../layout/setting-layout";
 import { docsUrl } from "../../../common/vars";
 import { withInjectables } from "@ogre-tools/injectable-react";
-
-import userExtensionsInjectable from "./user-extensions/user-extensions.injectable";
-import enableExtensionInjectable from "./enable-extension/enable-extension.injectable";
-import disableExtensionInjectable from "./disable-extension/disable-extension.injectable";
-import type { ConfirmUninstallExtension } from "./confirm-uninstall-extension.injectable";
-import confirmUninstallExtensionInjectable from "./confirm-uninstall-extension.injectable";
-import type { InstallExtensionFromInput } from "./install-extension-from-input.injectable";
-import installExtensionFromInputInjectable from "./install-extension-from-input.injectable";
-import installFromSelectFileDialogInjectable from "./install-from-select-file-dialog.injectable";
 import type { InstallOnDrop } from "./install-on-drop.injectable";
 import installOnDropInjectable from "./install-on-drop.injectable";
-import { supportedExtensionFormats } from "./supported-extension-formats";
-import extensionInstallationStateStoreInjectable from "../../../extensions/extension-installation-state-store/extension-installation-state-store.injectable";
-import type { ExtensionInstallationStateStore } from "../../../extensions/extension-installation-state-store/extension-installation-state-store";
 import Gutter from "../gutter/gutter";
-import type { InstalledExtension, LensExtensionId } from "@k8slens/legacy-extensions";
-
-interface Dependencies {
-  userExtensions: IComputedValue<InstalledExtension[]>;
-  enableExtension: (id: LensExtensionId) => void;
-  disableExtension: (id: LensExtensionId) => void;
-  confirmUninstallExtension: ConfirmUninstallExtension;
-  installExtensionFromInput: InstallExtensionFromInput;
-  installFromSelectFileDialog: () => Promise<void>;
-  installOnDrop: InstallOnDrop;
-  extensionInstallationStateStore: ExtensionInstallationStateStore;
-}
-
-@observer
-class NonInjectedExtensions extends React.Component<Dependencies> {
-  @observable installPath = "";
-
-  constructor(props: Dependencies) {
-    super(props);
-    makeObservable(this);
-  }
-
-  componentDidMount() {
-    disposeOnUnmount(this, [
-      reaction(() => this.props.userExtensions.get().length, (curSize, prevSize) => {
-        if (curSize > prevSize) {
-          disposeOnUnmount(this, [
-            when(() => !this.props.extensionInstallationStateStore.anyInstalling, () => this.installPath = ""),
-          ]);
-        }
-      }),
-    ]);
-  }
-
-  render() {
-    const userExtensions = this.props.userExtensions.get();
-
-    return (
-      <DropFileInput onDropFiles={this.props.installOnDrop}>
-        <SettingLayout
-          className="Extensions"
-          contentGaps={false}
-          data-testid="extensions-page"
-        >
-          <section>
-            <h1>Extensions</h1>
 
+const ExtensionsNotice = () => (
   <Notice className={styles.notice}>
     <p>
       {"Add new features via Lens Extensions. Check out the "}
       <a
-                  href={`${docsUrl}/extensions/`}
+        href={`${docsUrl}/extensions/lens-extensions`}
         target="_blank"
         rel="noreferrer"
       >
@@ -103,39 +38,32 @@ class NonInjectedExtensions extends React.Component<Dependencies> {
       .
     </p>
   </Notice>
+);
 
-            <Install
-              supportedFormats={supportedExtensionFormats}
-              onChange={value => (this.installPath = value)}
-              installFromInput={() => this.props.installExtensionFromInput(this.installPath)}
-              installFromSelectFileDialog={this.props.installFromSelectFileDialog}
-              installPath={this.installPath}
-            />
+interface Dependencies {
+  installOnDrop: InstallOnDrop;
+}
 
+const NonInjectedExtensions = ({ installOnDrop }: Dependencies) => (
+  <DropFileInput onDropFiles={installOnDrop}>
+    <SettingLayout
+      className="Extensions"
+      contentGaps={false}
+      data-testid="extensions-page"
+    >
+      <section>
+        <h1>Extensions</h1>
+        <ExtensionsNotice />
+        <ExtensionInstall />
         <Gutter size="md" />
-
-            <InstalledExtensions
-              extensions={userExtensions}
-              enable={this.props.enableExtension}
-              disable={this.props.disableExtension}
-              uninstall={this.props.confirmUninstallExtension}
-            />
+        <InstalledExtensions />
       </section>
     </SettingLayout>
   </DropFileInput>
-    );
-  }
-}
+);
 
 export const Extensions = withInjectables<Dependencies>(NonInjectedExtensions, {
   getProps: (di) => ({
-    userExtensions: di.inject(userExtensionsInjectable),
-    enableExtension: di.inject(enableExtensionInjectable),
-    disableExtension: di.inject(disableExtensionInjectable),
-    confirmUninstallExtension: di.inject(confirmUninstallExtensionInjectable),
-    installExtensionFromInput: di.inject(installExtensionFromInputInjectable),
     installOnDrop: di.inject(installOnDropInjectable),
-    installFromSelectFileDialog: di.inject(installFromSelectFileDialogInjectable),
-    extensionInstallationStateStore: di.inject(extensionInstallationStateStoreInjectable),
   }),
 });

packages/core/src/renderer/components/+extensions/install.tsx

@@ -4,7 +4,7 @@
  */
 
 import styles from "./install.module.scss";
-import React from "react";
+import React, { useEffect, useRef, useState } from "react";
 import { prevDefault } from "@k8slens/utilities";
 import { Button } from "../button";
 import { Icon } from "../icon";
@@ -16,17 +16,16 @@ import type { ExtensionInstallationStateStore } from "../../../extensions/extens
 import extensionInstallationStateStoreInjectable from "../../../extensions/extension-installation-state-store/extension-installation-state-store.injectable";
 import { withInjectables } from "@ogre-tools/injectable-react";
 import { unionInputValidatorsAsync } from "../input/input_validators";
-
-export interface InstallProps {
-  installPath: string;
-  supportedFormats: string[];
-  onChange: (path: string) => void;
-  installFromInput: () => void;
-  installFromSelectFileDialog: () => void;
-}
+import { supportedExtensionFormats } from "./supported-extension-formats";
+import type { InstallExtensionFromInput } from "./install-extension-from-input.injectable";
+import type { InstallFromSelectFileDialog } from "./install-from-select-file-dialog.injectable";
+import installExtensionFromInputInjectable from "./install-extension-from-input.injectable";
+import installFromSelectFileDialogInjectable from "./install-from-select-file-dialog.injectable";
 
 interface Dependencies {
-  extensionInstallationStateStore: ExtensionInstallationStateStore;
+  installState: ExtensionInstallationStateStore;
+  installExtensionFromInput: InstallExtensionFromInput;
+  installFromSelectFileDialog: InstallFromSelectFileDialog;
 }
 
 const installInputValidator = unionInputValidatorsAsync(
@@ -38,31 +37,40 @@ const installInputValidator = unionInputValidatorsAsync(
   InputValidators.isPath,
 );
 
-const NonInjectedInstall: React.FC<Dependencies & InstallProps> = ({
-  installPath,
-  supportedFormats,
-  onChange,
-  installFromInput,
+const installTitle = `Name or file path or URL to an extension package (${supportedExtensionFormats.join(", ")})`;
+
+const NonInjectedInstall = observer(({
+  installExtensionFromInput,
   installFromSelectFileDialog,
-  extensionInstallationStateStore,
-}) => (
+  installState,
+}: Dependencies) => {
+  const [installPath, setInstallPath] = useState("");
+  const prevAnyInstalling = useRef(installState.anyInstalling);
+
+  useEffect(() => {
+    const currentlyInstalling = installState.anyInstalling;
+    const previouslyInstalling = prevAnyInstalling.current;
+
+    if (!currentlyInstalling && previouslyInstalling) {
+      prevAnyInstalling.current = false;
+      setInstallPath("");
+    }
+  }, [installState.anyInstalling]);
+
+  return (
     <section>
-    <SubTitle
-      title={`Name or file path or URL to an extension package (${supportedFormats.join(
-        ", ",
-      )})`}
-    />
+      <SubTitle title={installTitle} />
       <div className={styles.inputs}>
         <div>
           <Input
             theme="round-black"
-          disabled={extensionInstallationStateStore.anyPreInstallingOrInstalling}
-          placeholder={"Name or file path or URL"}
+            disabled={installState.anyPreInstallingOrInstalling}
+            placeholder="Name or file path or URL"
             showErrorsAsTooltip={{ preferredPositions: TooltipPosition.BOTTOM }}
             validators={installPath ? installInputValidator : undefined}
             value={installPath}
-          onChange={onChange}
-          onSubmit={installFromInput}
+            onChange={setInstallPath}
+            onSubmit={() => installExtensionFromInput(installPath)}
             iconRight={(
               <Icon
                 className={styles.icon}
@@ -79,11 +87,9 @@ const NonInjectedInstall: React.FC<Dependencies & InstallProps> = ({
             className={styles.button}
             primary
             label="Install"
-          disabled={
-            extensionInstallationStateStore.anyPreInstallingOrInstalling
-          }
-          waiting={extensionInstallationStateStore.anyPreInstallingOrInstalling}
-          onClick={installFromInput}
+            disabled={installState.anyPreInstallingOrInstalling}
+            waiting={installState.anyPreInstallingOrInstalling}
+            onClick={() => installExtensionFromInput(installPath)}
           />
         </div>
       </div>
@@ -92,17 +98,14 @@ const NonInjectedInstall: React.FC<Dependencies & InstallProps> = ({
         : you can drag and drop a tarball file to this area
       </small>
     </section>
-);
+  );
+});
 
-export const Install = withInjectables<Dependencies, InstallProps>(
-  observer(NonInjectedInstall),
-  {
+export const ExtensionInstall = withInjectables<Dependencies>(NonInjectedInstall, {
   getProps: (di, props) => ({
-      extensionInstallationStateStore: di.inject(
-        extensionInstallationStateStoreInjectable,
-      ),
-
     ...props,
+    installState: di.inject(extensionInstallationStateStoreInjectable),
+    installExtensionFromInput: di.inject(installExtensionFromInputInjectable),
+    installFromSelectFileDialog: di.inject(installFromSelectFileDialogInjectable),
   }),
-  },
-);
+});

packages/core/src/renderer/components/+extensions/installed-extensions.tsx

@@ -4,8 +4,7 @@
  */
 
 import styles from "./installed-extensions.module.scss";
-import React, { useMemo } from "react";
-import type { ExtensionDiscovery } from "../../../extensions/extension-discovery/extension-discovery";
+import React from "react";
 import { Icon } from "../icon";
 import { List } from "../list/list";
 import { MenuActions, MenuItem } from "../menu";
@@ -17,18 +16,27 @@ import extensionDiscoveryInjectable from "../../../extensions/extension-discover
 import { withInjectables } from "@ogre-tools/injectable-react";
 import extensionInstallationStateStoreInjectable from "../../../extensions/extension-installation-state-store/extension-installation-state-store.injectable";
 import type { ExtensionInstallationStateStore } from "../../../extensions/extension-installation-state-store/extension-installation-state-store";
-import type { InstalledExtension, LensExtensionId } from "@k8slens/legacy-extensions";
+import type { InstalledExtension } from "@k8slens/legacy-extensions";
+import type { IComputedValue } from "mobx";
+import type { ConfirmUninstallExtension } from "./confirm-uninstall-extension.injectable";
+import confirmUninstallExtensionInjectable from "./confirm-uninstall-extension.injectable";
+import type { DisableExtension } from "./disable-extension.injectable";
+import disableExtensionInjectable from "./disable-extension.injectable";
+import type { EnableExtension } from "./enable-extension.injectable";
+import enableExtensionInjectable from "./enable-extension.injectable";
+import userExtensionsInjectable from "./user-extensions/user-extensions.injectable";
+import type { ExtensionDiscovery } from "../../../extensions/extension-discovery/extension-discovery";
 
 export interface InstalledExtensionsProps {
-  extensions: InstalledExtension[];
-  enable: (id: LensExtensionId) => void;
-  disable: (id: LensExtensionId) => void;
-  uninstall: (extension: InstalledExtension) => void;
 }
 
 interface Dependencies {
   extensionDiscovery: ExtensionDiscovery;
   extensionInstallationStateStore: ExtensionInstallationStateStore;
+  userExtensions: IComputedValue<InstalledExtension[]>;
+  enableExtension: EnableExtension;
+  disableExtension: DisableExtension;
+  confirmUninstallExtension: ConfirmUninstallExtension;
 }
 
 function getStatus(extension: InstalledExtension) {
@@ -39,9 +47,43 @@ function getStatus(extension: InstalledExtension) {
   return extension.isEnabled ? "Enabled" : "Disabled";
 }
 
-const NonInjectedInstalledExtensions = observer(({ extensionDiscovery, extensionInstallationStateStore, extensions, uninstall, enable, disable }: Dependencies & InstalledExtensionsProps) => {
-  const columns = useMemo(
-    () => [
+const NonInjectedInstalledExtensions = observer(({
+  extensionDiscovery,
+  extensionInstallationStateStore,
+  userExtensions,
+  confirmUninstallExtension,
+  enableExtension,
+  disableExtension,
+}: Dependencies & InstalledExtensionsProps) => {
+  if (!extensionDiscovery.isLoaded) {
+    return <div><Spinner center /></div>;
+  }
+
+  const extensions = userExtensions.get();
+
+  if (extensions.length == 0) {
+    return (
+      <div className="flex column h-full items-center justify-center">
+        <Icon material="extension" className={styles.noItemsIcon}/>
+        <h3 className="font-medium text-3xl mt-5 mb-2">
+          There are no extensions installed.
+        </h3>
+        <p>Please use the form above to install or drag a tarball file here.</p>
+      </div>
+    );
+  }
+
+  const toggleExtensionWith = (enabled: boolean) => (
+    enabled
+      ? disableExtension
+      : enableExtension
+  );
+
+  return (
+    <section data-testid="extensions-table">
+      <List
+        title={<h2 className={styles.title}>Installed extensions</h2>}
+        columns={[
           {
             Header: "Name",
             accessor: "extension",
@@ -69,16 +111,13 @@ const NonInjectedInstalledExtensions = observer(({ extensionDiscovery, extension
             accessor: "actions",
             disableSortBy: true,
             width: 20,
-        className: "actions",
           },
-    ], [],
-  );
-
-  const data = useMemo(
-    () => extensions.map(extension => {
+        ]}
+        data={extensions.map(extension => {
           const { id, isEnabled, isCompatible, manifest } = extension;
           const { name, description, version } = manifest;
           const isUninstalling = extensionInstallationStateStore.isExtensionUninstalling(id);
+          const toggleExtension = toggleExtensionWith(isEnabled);
 
           return {
             extension: (
@@ -101,30 +140,20 @@ const NonInjectedInstalledExtensions = observer(({ extensionDiscovery, extension
                 usePortal
                 toolbar={false}>
                 {isCompatible && (
-              <>
-                {isEnabled ? (
                   <MenuItem
                     disabled={isUninstalling}
-                    onClick={() => disable(id)}
+                    onClick={() => toggleExtension(id)}
                   >
-                    <Icon material="unpublished" />
-                    <span className="title" aria-disabled={isUninstalling}>Disable</span>
+                    <Icon material={isEnabled ? "unpublished" : "check_circle"} />
+                    <span className="title" aria-disabled={isUninstalling}>
+                      {isEnabled ? "Disable" : "Enabled"}
+                    </span>
                   </MenuItem>
-                ) : (
-                  <MenuItem
-                    disabled={isUninstalling}
-                    onClick={() => enable(id)}
-                  >
-                    <Icon material="check_circle" />
-                    <span className="title" aria-disabled={isUninstalling}>Enable</span>
-                  </MenuItem>
-                )}
-              </>
                 )}
 
                 <MenuItem
                   disabled={isUninstalling}
-              onClick={() => uninstall(extension)}
+                  onClick={() => confirmUninstallExtension(extension)}
                 >
                   <Icon material="delete" />
                   <span className="title" aria-disabled={isUninstalling}>Uninstall</span>
@@ -132,32 +161,8 @@ const NonInjectedInstalledExtensions = observer(({ extensionDiscovery, extension
               </MenuActions>
             ),
           };
-    }), [extensions, extensionInstallationStateStore.anyUninstalling],
-  );
-
-  if (!extensionDiscovery.isLoaded) {
-    return <div><Spinner center /></div>;
-  }
-
-  if (extensions.length == 0) {
-    return (
-      <div className="flex column h-full items-center justify-center">
-        <Icon material="extension" className={styles.noItemsIcon}/>
-        <h3 className="font-medium text-3xl mt-5 mb-2">
-          There are no extensions installed.
-        </h3>
-        <p>Please use the form above to install or drag a tarball file here.</p>
-      </div>
-    );
-  }
-
-  return (
-    <section data-testid="extensions-table">
-      <List
-        title={<h2 className={styles.title}>Installed extensions</h2>}
-        columns={columns}
-        data={data}
-        items={extensions}
+        })}
+        items={userExtensions.get()}
         filters={[
           (extension) => extension.manifest.name,
           (extension) => getStatus(extension),
@@ -170,8 +175,12 @@ const NonInjectedInstalledExtensions = observer(({ extensionDiscovery, extension
 
 export const InstalledExtensions = withInjectables<Dependencies, InstalledExtensionsProps>(NonInjectedInstalledExtensions, {
   getProps: (di, props) => ({
+    ...props,
     extensionDiscovery: di.inject(extensionDiscoveryInjectable),
     extensionInstallationStateStore: di.inject(extensionInstallationStateStoreInjectable),
-    ...props,
+    userExtensions: di.inject(userExtensionsInjectable),
+    enableExtension: di.inject(enableExtensionInjectable),
+    disableExtension: di.inject(disableExtensionInjectable),
+    confirmUninstallExtension: di.inject(confirmUninstallExtensionInjectable),
   }),
 });

packages/core/src/renderer/components/+extensions/uninstall-extension.injectable.tsx

@@ -27,7 +27,7 @@ const uninstallExtensionInjectable = getInjectable({
     const showErrorNotification = di.inject(showErrorNotificationInjectable);
 
     return async (extensionId: LensExtensionId): Promise<boolean> => {
-      const ext = extensionLoader.getExtension(extensionId);
+      const ext = extensionLoader.getExtensionById(extensionId);
 
       if (!ext) {
         logger.debug(`[EXTENSIONS]: cannot uninstall ${extensionId}, was not installed`);
@@ -45,7 +45,7 @@ const uninstallExtensionInjectable = getInjectable({
         await extensionDiscovery.uninstallExtension(extensionId);
 
         // wait for the ExtensionLoader to actually uninstall the extension
-        await when(() => !extensionLoader.userExtensions.has(extensionId));
+        await when(() => !extensionLoader.userExtensions.get().has(extensionId));
 
         showSuccessNotification(
           <p>

packages/core/src/renderer/components/+extensions/user-extensions/user-extensions.injectable.ts

@@ -12,7 +12,7 @@ const userExtensionsInjectable = getInjectable({
   instantiate: (di) => {
     const extensionLoader = di.inject(extensionLoaderInjectable);
 
-    return computed(() => [...extensionLoader.userExtensions.values()]);
+    return computed(() => [...extensionLoader.userExtensions.get().values()]);
   },
 });
 

packages/core/src/renderer/extension-loader/create-extension-instance.injectable.ts

@@ -30,7 +30,7 @@ const createExtensionInstanceInjectable = getInjectable({
     };
 
     return (ExtensionClass, extension) => {
-      const instance = new ExtensionClass(extension) as LensRendererExtension;
+      const instance = new ExtensionClass(extension as any) as LensRendererExtension;
 
       (instance as Writable<LensRendererExtension>)[lensExtensionDependencies] = deps;
 

packages/technical-features/application/legacy-extensions/src/bundled-extension.ts

@@ -1,13 +1,13 @@
 import { getInjectionToken } from "@ogre-tools/injectable";
 import type {
-  LensExtensionConstructor,
-  LensExtensionManifest,
+  BundledLensExtensionConstructor,
+  BundledLensExtensionManifest,
 } from "./lens-extension";
 
 export interface BundledExtension {
-  readonly manifest: LensExtensionManifest;
-  main: () => LensExtensionConstructor | null;
-  renderer: () => LensExtensionConstructor | null;
+  readonly manifest: BundledLensExtensionManifest;
+  main: () => Promise<BundledLensExtensionConstructor | null>;
+  renderer: () => Promise<BundledLensExtensionConstructor | null>;
 }
 
 export const bundledExtensionInjectionToken =

packages/technical-features/application/legacy-extensions/src/lens-extension.ts

@@ -1,26 +1,39 @@
 export type LensExtensionId = string;
+
 export type LensExtensionConstructor = new (
   ext: InstalledExtension
 ) => LegacyLensExtension;
+export type BundledLensExtensionConstructor = new (
+  ext: BundledInstalledExtension
+) => LegacyLensExtension;
 
-export interface InstalledExtension {
-  id: LensExtensionId;
-
-  readonly manifest: LensExtensionManifest;
-
+export interface BaseInstalledExtension {
+  readonly id: LensExtensionId;
   // Absolute path to the non-symlinked source folder,
   // e.g. "/Users/user/.k8slens/extensions/helloworld"
   readonly absolutePath: string;
-
-  /**
-   * Absolute to the symlinked package.json file
-   */
+  // Absolute to the symlinked package.json file
   readonly manifestPath: string;
-  readonly isBundled: boolean;
+}
+
+export interface BundledInstalledExtension extends BaseInstalledExtension {
+  readonly manifest: BundledLensExtensionManifest;
+  readonly isBundled: true;
+  readonly isCompatible: true;
+  readonly isEnabled: true;
+}
+
+export interface ExternalInstalledExtension extends BaseInstalledExtension {
+  readonly manifest: LensExtensionManifest;
+  readonly isBundled: false;
   readonly isCompatible: boolean;
   isEnabled: boolean;
 }
 
+export type InstalledExtension =
+  | BundledInstalledExtension
+  | ExternalInstalledExtension;
+
 export interface LegacyLensExtension {
   readonly id: LensExtensionId;
   readonly manifest: LensExtensionManifest;
@@ -38,22 +51,11 @@ export interface LegacyLensExtension {
   activate(): Promise<void>;
 }
 
-export interface LensExtensionManifest {
+export interface BundledLensExtensionManifest {
   name: string;
   version: string;
   description?: string;
-
-  main?: string; // path to %ext/dist/main.js
-  renderer?: string; // path to %ext/dist/renderer.js
-  /**
-   * Supported Lens version engine by extension could be defined in `manifest.engines.lens`
-   * Only MAJOR.MINOR version is taken in consideration.
-   */
-  engines: {
-    lens: string; // "semver"-package format
-    npm?: string;
-    node?: string;
-  };
+  publishConfig?: Partial<Record<string, string>>;
 
   /**
    * Specify extension name used for persisting data.
@@ -61,3 +63,17 @@ export interface LensExtensionManifest {
    */
   storeName?: string;
 }
+
+export interface LensExtensionManifest extends BundledLensExtensionManifest {
+  main?: string; // path to %ext/dist/main.js
+  renderer?: string; // path to %ext/dist/renderer.js
+
+  /**
+   * Supported Lens version engine by extension could be defined in `manifest.engines.lens`
+   * Only MAJOR.MINOR version is taken in consideration.
+   */
+  engines: {
+    lens: string; // "semver"-package format
+    [x: string]: string | undefined;
+  };
+}