Add support for linking in the extension registry (#23153)

packages/cli/src/ui/commands/extensionsCommand.test.ts

@@ -710,10 +710,14 @@ describe('extensionsCommand', () => {
         size: 100,
       } as Stats);
       await linkAction!(mockContext, packageName);
-      expect(mockInstallExtension).toHaveBeenCalledWith({
-        source: packageName,
-        type: 'link',
-      });
+      expect(mockInstallExtension).toHaveBeenCalledWith(
+        {
+          source: packageName,
+          type: 'link',
+        },
+        undefined,
+        undefined,
+      );
       expect(mockContext.ui.addItem).toHaveBeenCalledWith({
         type: MessageType.INFO,
         text: `Linking extension from "${packageName}"...`,
@@ -733,10 +737,14 @@ describe('extensionsCommand', () => {
       } as Stats);
 
       await linkAction!(mockContext, packageName);
-      expect(mockInstallExtension).toHaveBeenCalledWith({
-        source: packageName,
-        type: 'link',
-      });
+      expect(mockInstallExtension).toHaveBeenCalledWith(
+        {
+          source: packageName,
+          type: 'link',
+        },
+        undefined,
+        undefined,
+      );
       expect(mockContext.ui.addItem).toHaveBeenCalledWith({
         type: MessageType.ERROR,
         text: `Failed to link extension from "${packageName}": ${errorMessage}`,

packages/cli/src/ui/commands/extensionsCommand.ts

@@ -286,6 +286,11 @@ async function exploreAction(
             await installAction(context, extension.url, requestConsentOverride);
             context.ui.removeComponent();
           },
+          onLink: async (extension, requestConsentOverride) => {
+            debugLogger.log(`Linking extension: ${extension.extensionName}`);
+            await linkAction(context, extension.url, requestConsentOverride);
+            context.ui.removeComponent();
+          },
           onClose: () => context.ui.removeComponent(),
           extensionManager,
         }),
@@ -533,7 +538,11 @@ async function installAction(
   }
 }
 
-async function linkAction(context: CommandContext, args: string) {
+async function linkAction(
+  context: CommandContext,
+  args: string,
+  requestConsentOverride?: (consent: string) => Promise<boolean>,
+) {
   const extensionLoader =
     context.services.agentContext?.config.getExtensionLoader();
   if (!(extensionLoader instanceof ExtensionManager)) {
@@ -582,8 +591,11 @@ async function linkAction(context: CommandContext, args: string) {
       source: sourceFilepath,
       type: 'link',
     };
-    const extension =
-      await extensionLoader.installOrUpdateExtension(installMetadata);
+    const extension = await extensionLoader.installOrUpdateExtension(
+      installMetadata,
+      undefined,
+      requestConsentOverride,
+    );
     context.ui.addItem({
       type: MessageType.INFO,
       text: `Extension "${extension.name}" linked successfully.`,

packages/cli/src/ui/components/views/ExtensionDetails.test.tsx

@@ -32,13 +32,20 @@ const mockExtension: RegistryExtension = {
   licenseKey: 'Apache-2.0',
 };
 
+const linkableExtension: RegistryExtension = {
+  ...mockExtension,
+  url: '/local/path/to/extension',
+};
+
 describe('ExtensionDetails', () => {
   let mockOnBack: ReturnType<typeof vi.fn>;
   let mockOnInstall: ReturnType<typeof vi.fn>;
+  let mockOnLink: ReturnType<typeof vi.fn>;
 
   beforeEach(() => {
     mockOnBack = vi.fn();
     mockOnInstall = vi.fn();
+    mockOnLink = vi.fn();
   });
 
   const renderDetails = async (isInstalled = false) =>
@@ -47,6 +54,7 @@ describe('ExtensionDetails', () => {
         extension={mockExtension}
         onBack={mockOnBack}
         onInstall={mockOnInstall}
+        onLink={mockOnLink}
         isInstalled={isInstalled}
       />,
     );
@@ -117,4 +125,47 @@ describe('ExtensionDetails', () => {
     expect(mockOnInstall).not.toHaveBeenCalled();
     vi.useRealTimers();
   });
+
+  it('should call onLink when "l" is pressed and is linkable', async () => {
+    const { stdin, waitUntilReady } = await renderWithProviders(
+      <ExtensionDetails
+        extension={linkableExtension}
+        onBack={mockOnBack}
+        onInstall={mockOnInstall}
+        onLink={mockOnLink}
+        isInstalled={false}
+      />,
+    );
+    await waitUntilReady();
+    await React.act(async () => {
+      stdin.write('l');
+    });
+    await waitFor(() => {
+      expect(mockOnLink).toHaveBeenCalled();
+    });
+  });
+
+  it('should NOT show "Link" button for GitHub extensions', async () => {
+    const { lastFrame, waitUntilReady } = await renderDetails(false);
+    await waitUntilReady();
+    await waitFor(() => {
+      expect(lastFrame()).not.toContain('[L] Link');
+    });
+  });
+
+  it('should show "Link" button for local extensions', async () => {
+    const { lastFrame, waitUntilReady } = await renderWithProviders(
+      <ExtensionDetails
+        extension={linkableExtension}
+        onBack={mockOnBack}
+        onInstall={mockOnInstall}
+        onLink={mockOnLink}
+        isInstalled={false}
+      />,
+    );
+    await waitUntilReady();
+    await waitFor(() => {
+      expect(lastFrame()).toContain('[L] Link');
+    });
+  });
 });

packages/cli/src/ui/components/views/ExtensionDetails.tsx

@@ -19,6 +19,9 @@ export interface ExtensionDetailsProps {
   onInstall: (
     requestConsentOverride: (consent: string) => Promise<boolean>,
   ) => void | Promise<void>;
+  onLink: (
+    requestConsentOverride: (consent: string) => Promise<boolean>,
+  ) => void | Promise<void>;
   isInstalled: boolean;
 }
 
@@ -26,6 +29,7 @@ export function ExtensionDetails({
   extension,
   onBack,
   onInstall,
+  onLink,
   isInstalled,
 }: ExtensionDetailsProps): React.JSX.Element {
   const keyMatchers = useKeyMatchers();
@@ -35,6 +39,11 @@ export function ExtensionDetails({
   } | null>(null);
   const [isInstalling, setIsInstalling] = useState(false);
 
+  const isLinkable =
+    !extension.url.startsWith('http') &&
+    !extension.url.startsWith('git@') &&
+    !extension.url.startsWith('sso://');
+
   useKeypress(
     (key) => {
       if (consentRequest) {
@@ -56,6 +65,7 @@ export function ExtensionDetails({
         onBack();
         return true;
       }
+
       if (keyMatchers[Command.RETURN](key) && !isInstalled && !isInstalling) {
         setIsInstalling(true);
         void onInstall(
@@ -66,6 +76,16 @@ export function ExtensionDetails({
         );
         return true;
       }
+      if (key.name === 'l' && isLinkable && !isInstalled && !isInstalling) {
+        setIsInstalling(true);
+        void onLink(
+          (prompt: string) =>
+            new Promise((resolve) => {
+              setConsentRequest({ prompt, resolve });
+            }),
+        );
+        return true;
+      }
       return false;
     },
     { isActive: true, priority: true },
@@ -230,8 +250,11 @@ export function ExtensionDetails({
             understand the permissions it requires and the actions it may
             perform.
           </Text>
-          <Box marginTop={1}>
-            <Text color={theme.text.primary}>[{'Enter'}] Install</Text>
+          <Box marginTop={1} flexDirection="row">
+            <Box marginRight={2}>
+              <Text color={theme.text.primary}>[{'Enter'}] Install</Text>
+            </Box>
+            {isLinkable && <Text color={theme.text.primary}>[L] Link</Text>}
           </Box>
         </Box>
       )}

packages/cli/src/ui/components/views/ExtensionRegistryView.tsx

@@ -29,6 +29,10 @@ export interface ExtensionRegistryViewProps {
     extension: RegistryExtension,
     requestConsentOverride?: (consent: string) => Promise<boolean>,
   ) => void | Promise<void>;
+  onLink?: (
+    extension: RegistryExtension,
+    requestConsentOverride?: (consent: string) => Promise<boolean>,
+  ) => void | Promise<void>;
   onClose?: () => void;
   extensionManager: ExtensionManager;
 }
@@ -39,6 +43,7 @@ interface ExtensionItem extends GenericListItem {
 
 export function ExtensionRegistryView({
   onSelect,
+  onLink,
   onClose,
   extensionManager,
 }: ExtensionRegistryViewProps): React.JSX.Element {
@@ -96,6 +101,22 @@ export function ExtensionRegistryView({
     [onSelect, extensionManager],
   );
 
+  const handleLink = useCallback(
+    async (
+      extension: RegistryExtension,
+      requestConsentOverride?: (consent: string) => Promise<boolean>,
+    ) => {
+      await onLink?.(extension, requestConsentOverride);
+
+      // Refresh installed extensions list
+      setInstalledExtensions(extensionManager.getExtensions());
+
+      // Go back to the search page (list view)
+      setSelectedExtension(null);
+    },
+    [onLink, extensionManager],
+  );
+
   const renderItem = useCallback(
     (item: ExtensionItem, isActive: boolean, _labelWidth: number) => {
       const isInstalled = installedExtensions.some(
@@ -260,6 +281,9 @@ export function ExtensionRegistryView({
           onInstall={async (requestConsentOverride) => {
             await handleInstall(selectedExtension, requestConsentOverride);
           }}
+          onLink={async (requestConsentOverride) => {
+            await handleLink(selectedExtension, requestConsentOverride);
+          }}
           isInstalled={installedExtensions.some(
             (e) => e.name === selectedExtension.extensionName,
           )}