metrics(extension) - Add logging for disable extension (#9238)

Co-authored-by: Shi Shu <shii@google.com>

packages/cli/src/config/extension.test.ts

@@ -25,6 +25,7 @@ import {
   GEMINI_DIR,
   type GeminiCLIExtension,
   ExtensionUninstallEvent,
+  ExtensionDisableEvent,
   ExtensionEnableEvent,
 } from '@google/gemini-cli-core';
 import { execSync } from 'node:child_process';
@@ -71,6 +72,7 @@ vi.mock('./trustedFolders.js', async (importOriginal) => {
 const mockLogExtensionEnable = vi.hoisted(() => vi.fn());
 const mockLogExtensionInstallEvent = vi.hoisted(() => vi.fn());
 const mockLogExtensionUninstall = vi.hoisted(() => vi.fn());
+const mockLogExtensionDisable = vi.hoisted(() => vi.fn());
 vi.mock('@google/gemini-cli-core', async (importOriginal) => {
   const actual =
     await importOriginal<typeof import('@google/gemini-cli-core')>();
@@ -79,9 +81,11 @@ vi.mock('@google/gemini-cli-core', async (importOriginal) => {
     logExtensionEnable: mockLogExtensionEnable,
     logExtensionInstallEvent: mockLogExtensionInstallEvent,
     logExtensionUninstall: mockLogExtensionUninstall,
+    logExtensionDisable: mockLogExtensionDisable,
     ExtensionEnableEvent: vi.fn(),
     ExtensionInstallEvent: vi.fn(),
     ExtensionUninstallEvent: vi.fn(),
+    ExtensionDisableEvent: vi.fn(),
   };
 });
 
@@ -1178,6 +1182,16 @@ This extension will run the following MCP servers:
         disableExtension('my-extension', SettingScope.System),
       ).toThrow('System and SystemDefaults scopes are not supported.');
     });
+
+    it('should log a disable event', () => {
+      disableExtension('ext1', SettingScope.Workspace);
+
+      expect(mockLogExtensionDisable).toHaveBeenCalled();
+      expect(ExtensionDisableEvent).toHaveBeenCalledWith(
+        'ext1',
+        SettingScope.Workspace,
+      );
+    });
   });
 
   describe('enableExtension', () => {

packages/cli/src/config/extension.ts

@@ -15,10 +15,12 @@ import {
   Config,
   ExtensionInstallEvent,
   ExtensionUninstallEvent,
+  ExtensionDisableEvent,
   ExtensionEnableEvent,
   logExtensionEnable,
   logExtensionInstallEvent,
   logExtensionUninstall,
+  logExtensionDisable,
 } from '@google/gemini-cli-core';
 import * as fs from 'node:fs';
 import * as path from 'node:path';
@@ -648,6 +650,7 @@ export function disableExtension(
   scope: SettingScope,
   cwd: string = process.cwd(),
 ) {
+  const config = getTelemetryConfig(cwd);
   if (scope === SettingScope.System || scope === SettingScope.SystemDefaults) {
     throw new Error('System and SystemDefaults scopes are not supported.');
   }
@@ -657,6 +660,7 @@ export function disableExtension(
   );
   const scopePath = scope === SettingScope.Workspace ? cwd : os.homedir();
   manager.disable(name, true, scopePath);
+  logExtensionDisable(config, new ExtensionDisableEvent(name, scope));
 }
 
 export function enableExtension(