[ide-mode] Use active files and selected text in user prompt (#4614)

packages/cli/src/ui/App.test.tsx

@@ -151,8 +151,8 @@ vi.mock('@google/gemini-cli-core', async (importOriginal) => {
     });
 
   const ideContextMock = {
-    getActiveFileContext: vi.fn(),
-    subscribeToActiveFile: vi.fn(() => vi.fn()), // subscribe returns an unsubscribe function
+    getOpenFilesContext: vi.fn(),
+    subscribeToOpenFiles: vi.fn(() => vi.fn()), // subscribe returns an unsubscribe function
   };
 
   return {
@@ -267,7 +267,7 @@ describe('App UI', () => {
 
     // Ensure a theme is set so the theme dialog does not appear.
     mockSettings = createMockSettings({ workspace: { theme: 'Default' } });
-    vi.mocked(ideContext.getActiveFileContext).mockReturnValue(undefined);
+    vi.mocked(ideContext.getOpenFilesContext).mockReturnValue(undefined);
   });
 
   afterEach(() => {
@@ -279,10 +279,9 @@ describe('App UI', () => {
   });
 
   it('should display active file when available', async () => {
-    vi.mocked(ideContext.getActiveFileContext).mockReturnValue({
-      filePath: '/path/to/my-file.ts',
-      content: 'const a = 1;',
-      cursor: 0,
+    vi.mocked(ideContext.getOpenFilesContext).mockReturnValue({
+      activeFile: '/path/to/my-file.ts',
+      selectedText: 'hello',
     });
 
     const { lastFrame, unmount } = render(
@@ -298,10 +297,8 @@ describe('App UI', () => {
   });
 
   it('should not display active file when not available', async () => {
-    vi.mocked(ideContext.getActiveFileContext).mockReturnValue({
-      filePath: '',
-      content: '',
-      cursor: 0,
+    vi.mocked(ideContext.getOpenFilesContext).mockReturnValue({
+      activeFile: '',
     });
 
     const { lastFrame, unmount } = render(
@@ -317,10 +314,9 @@ describe('App UI', () => {
   });
 
   it('should display active file and other context', async () => {
-    vi.mocked(ideContext.getActiveFileContext).mockReturnValue({
-      filePath: '/path/to/my-file.ts',
-      content: 'const a = 1;',
-      cursor: 0,
+    vi.mocked(ideContext.getOpenFilesContext).mockReturnValue({
+      activeFile: '/path/to/my-file.ts',
+      selectedText: 'hello',
     });
     mockConfig.getGeminiMdFileCount.mockReturnValue(1);
 

packages/cli/src/ui/App.tsx

@@ -58,7 +58,7 @@ import {
   FlashFallbackEvent,
   logFlashFallback,
   AuthType,
-  type ActiveFile,
+  type OpenFiles,
   ideContext,
 } from '@google/gemini-cli-core';
 import { validateAuthMethod } from '../config/auth.js';
@@ -160,12 +160,12 @@ const App = ({ config, settings, startupWarnings = [], version }: AppProps) => {
   const [modelSwitchedFromQuotaError, setModelSwitchedFromQuotaError] =
     useState<boolean>(false);
   const [userTier, setUserTier] = useState<UserTierId | undefined>(undefined);
-  const [activeFile, setActiveFile] = useState<ActiveFile | undefined>();
+  const [openFiles, setOpenFiles] = useState<OpenFiles | undefined>();
 
   useEffect(() => {
-    const unsubscribe = ideContext.subscribeToActiveFile(setActiveFile);
+    const unsubscribe = ideContext.subscribeToOpenFiles(setOpenFiles);
     // Set the initial value
-    setActiveFile(ideContext.getActiveFileContext());
+    setOpenFiles(ideContext.getOpenFilesContext());
     return unsubscribe;
   }, []);
 
@@ -880,7 +880,7 @@ const App = ({ config, settings, startupWarnings = [], version }: AppProps) => {
                     </Text>
                   ) : (
                     <ContextSummaryDisplay
-                      activeFile={activeFile}
+                      openFiles={openFiles}
                       geminiMdFileCount={geminiMdFileCount}
                       contextFileNames={contextFileNames}
                       mcpServers={config.getMcpServers()}

packages/cli/src/ui/components/ContextSummaryDisplay.tsx

@@ -7,7 +7,7 @@
 import React from 'react';
 import { Text } from 'ink';
 import { Colors } from '../colors.js';
-import { type ActiveFile, type MCPServerConfig } from '@google/gemini-cli-core';
+import { type OpenFiles, type MCPServerConfig } from '@google/gemini-cli-core';
 import path from 'path';
 
 interface ContextSummaryDisplayProps {
@@ -16,7 +16,7 @@ interface ContextSummaryDisplayProps {
   mcpServers?: Record<string, MCPServerConfig>;
   blockedMcpServers?: Array<{ name: string; extensionName: string }>;
   showToolDescriptions?: boolean;
-  activeFile?: ActiveFile;
+  openFiles?: OpenFiles;
 }
 
 export const ContextSummaryDisplay: React.FC<ContextSummaryDisplayProps> = ({
@@ -25,7 +25,7 @@ export const ContextSummaryDisplay: React.FC<ContextSummaryDisplayProps> = ({
   mcpServers,
   blockedMcpServers,
   showToolDescriptions,
-  activeFile,
+  openFiles,
 }) => {
   const mcpServerCount = Object.keys(mcpServers || {}).length;
   const blockedMcpServerCount = blockedMcpServers?.length || 0;
@@ -34,16 +34,16 @@ export const ContextSummaryDisplay: React.FC<ContextSummaryDisplayProps> = ({
     geminiMdFileCount === 0 &&
     mcpServerCount === 0 &&
     blockedMcpServerCount === 0 &&
-    !activeFile?.filePath
+    !openFiles?.activeFile
   ) {
     return <Text> </Text>; // Render an empty space to reserve height
   }
 
   const activeFileText = (() => {
-    if (!activeFile?.filePath) {
+    if (!openFiles?.activeFile) {
       return '';
     }
-    return `Open File (${path.basename(activeFile.filePath)})`;
+    return `Open File (${path.basename(openFiles.activeFile)})`;
   })();
 
   const geminiMdText = (() => {