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/**
* @license
* Copyright 2025 Google LLC
* SPDX-License-Identifier: Apache-2.0
*/
import * as vscode from 'vscode';
import * as path from 'path';
import { IDEServer } from './ide-server.js';
import { DiffContentProvider, DiffManager } from './diff-manager.js';
import { createLogger } from './utils/logger.js';
const INFO_MESSAGE_SHOWN_KEY = 'geminiCliInfoMessageShown';
const IDE_WORKSPACE_PATH_ENV_VAR = 'GEMINI_CLI_IDE_WORKSPACE_PATH';
export const DIFF_SCHEME = 'gemini-diff';
let ideServer: IDEServer;
let logger: vscode.OutputChannel;
let log: (message: string) => void = () => {};
function updateWorkspacePath(context: vscode.ExtensionContext) {
const workspaceFolders = vscode.workspace.workspaceFolders;
if (workspaceFolders && workspaceFolders.length > 0) {
const workspacePaths = workspaceFolders
.map((folder) => folder.uri.fsPath)
.join(path.delimiter);
context.environmentVariableCollection.replace(
IDE_WORKSPACE_PATH_ENV_VAR,
workspacePaths,
);
} else {
context.environmentVariableCollection.replace(
IDE_WORKSPACE_PATH_ENV_VAR,
'',
);
}
}
export async function activate(context: vscode.ExtensionContext) {
logger = vscode.window.createOutputChannel('Gemini CLI IDE Companion');
log = createLogger(context, logger);
log('Extension activated');
updateWorkspacePath(context);
const diffContentProvider = new DiffContentProvider();
const diffManager = new DiffManager(log, diffContentProvider);
context.subscriptions.push(
vscode.workspace.onDidCloseTextDocument((doc) => {
if (doc.uri.scheme === DIFF_SCHEME) {
diffManager.cancelDiff(doc.uri);
}
}),
vscode.workspace.registerTextDocumentContentProvider(
DIFF_SCHEME,
diffContentProvider,
),
vscode.commands.registerCommand(
'gemini.diff.accept',
(uri?: vscode.Uri) => {
const docUri = uri ?? vscode.window.activeTextEditor?.document.uri;
if (docUri && docUri.scheme === DIFF_SCHEME) {
diffManager.acceptDiff(docUri);
}
},
),
vscode.commands.registerCommand(
'gemini.diff.cancel',
(uri?: vscode.Uri) => {
const docUri = uri ?? vscode.window.activeTextEditor?.document.uri;
if (docUri && docUri.scheme === DIFF_SCHEME) {
diffManager.cancelDiff(docUri);
}
},
),
);
ideServer = new IDEServer(log, diffManager);
try {
await ideServer.start(context);
} catch (err) {
const message = err instanceof Error ? err.message : String(err);
log(`Failed to start IDE server: ${message}`);
}
if (!context.globalState.get(INFO_MESSAGE_SHOWN_KEY)) {
void vscode.window.showInformationMessage(
'Gemini CLI Companion extension successfully installed.',
);
context.globalState.update(INFO_MESSAGE_SHOWN_KEY, true);
}
context.subscriptions.push(
vscode.workspace.onDidChangeWorkspaceFolders(() => {
updateWorkspacePath(context);
}),
vscode.commands.registerCommand('gemini-cli.runGeminiCLI', async () => {
const workspaceFolders = vscode.workspace.workspaceFolders;
if (!workspaceFolders || workspaceFolders.length === 0) {
vscode.window.showInformationMessage(
'No folder open. Please open a folder to run Gemini CLI.',
);
return;
}
let selectedFolder: vscode.WorkspaceFolder | undefined;
if (workspaceFolders.length === 1) {
selectedFolder = workspaceFolders[0];
} else {
selectedFolder = await vscode.window.showWorkspaceFolderPick({
placeHolder: 'Select a folder to run Gemini CLI in',
});
}
if (selectedFolder) {
const geminiCmd = 'gemini';
const terminal = vscode.window.createTerminal({
name: `Gemini CLI (${selectedFolder.name})`,
cwd: selectedFolder.uri.fsPath,
});
terminal.show();
terminal.sendText(geminiCmd);
}
}),
vscode.commands.registerCommand('gemini-cli.showNotices', async () => {
const noticePath = vscode.Uri.joinPath(
context.extensionUri,
'NOTICES.txt',
);
await vscode.window.showTextDocument(noticePath);
}),
);
}
export async function deactivate(): Promise<void> {
log('Extension deactivated');
try {
if (ideServer) {
await ideServer.stop();
}
} catch (err) {
const message = err instanceof Error ? err.message : String(err);
log(`Failed to stop IDE server during deactivation: ${message}`);
} finally {
if (logger) {
logger.dispose();
}
}
}
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