From d79dafc57715a014e71884f3ba4e7d82b0bb228c Mon Sep 17 00:00:00 2001
From: Tommaso Sciortino <sciortino@gmail.com>
Date: Tue, 10 Jun 2025 16:00:13 -0700
Subject: Basic code assist support (#910)

---
 packages/core/src/code_assist/login.ts | 119 ---------------------------------
 1 file changed, 119 deletions(-)
 delete mode 100644 packages/core/src/code_assist/login.ts

(limited to 'packages/core/src/code_assist/login.ts')

diff --git a/packages/core/src/code_assist/login.ts b/packages/core/src/code_assist/login.ts
deleted file mode 100644
index a94b21d4..00000000
--- a/packages/core/src/code_assist/login.ts
+++ /dev/null
@@ -1,119 +0,0 @@
-/**
- * @license
- * Copyright 2025 Google LLC
- * SPDX-License-Identifier: Apache-2.0
- */
-
-import { OAuth2Client } from 'google-auth-library';
-import * as http from 'http';
-import url from 'url';
-import crypto from 'crypto';
-import * as net from 'net';
-
-//  OAuth Client ID used to initiate OAuth2Client class.
-const OAUTH_CLIENT_ID =
-  '681255809395-oo8ft2oprdrnp9e3aqf6av3hmdib135j.apps.googleusercontent.com';
-
-// OAuth Secret value used to initiate OAuth2Client class.
-const OAUTH_CLIENT_NOT_SO_SECRET = process.env.GCA_OAUTH_SECRET;
-
-// OAuth Scopes for Cloud Code authorization.
-const OAUTH_SCOPE = [
-  'https://www.googleapis.com/auth/cloud-platform',
-  'https://www.googleapis.com/auth/userinfo.email',
-  'https://www.googleapis.com/auth/userinfo.profile',
-];
-
-const HTTP_REDIRECT = 301;
-const SIGN_IN_SUCCESS_URL =
-  'https://developers.google.com/gemini-code-assist/auth_success_gemini';
-const SIGN_IN_FAILURE_URL =
-  'https://developers.google.com/gemini-code-assist/auth_failure_gemini';
-
-export async function doGCALogin(): Promise<OAuth2Client> {
-  const redirectPort: number = await getAvailablePort();
-  const client: OAuth2Client = await createOAuth2Client(redirectPort);
-  await login(client, redirectPort);
-  return client;
-}
-
-function createOAuth2Client(redirectPort: number): OAuth2Client {
-  return new OAuth2Client({
-    clientId: OAUTH_CLIENT_ID,
-    clientSecret: OAUTH_CLIENT_NOT_SO_SECRET,
-    redirectUri: `http://localhost:${redirectPort}/oauth2redirect`,
-  });
-}
-
-/**
- * Returns first available port in user's machine
- * @returns port number
- */
-function getAvailablePort(): Promise<number> {
-  return new Promise((resolve, reject) => {
-    let port = 0;
-    try {
-      const server = net.createServer();
-      server.listen(0, () => {
-        const address = server.address()! as net.AddressInfo;
-        port = address.port;
-      });
-      server.on('listening', () => {
-        server.close();
-        server.unref();
-      });
-      server.on('error', (e) => reject(e));
-      server.on('close', () => resolve(port));
-    } catch (e) {
-      reject(e);
-    }
-  });
-}
-
-function login(oAuth2Client: OAuth2Client, port: number): Promise<boolean> {
-  return new Promise((resolve, reject) => {
-    const state = crypto.randomBytes(32).toString('hex');
-    const authURL: string = oAuth2Client.generateAuthUrl({
-      access_type: 'offline',
-      scope: OAUTH_SCOPE,
-      state,
-    });
-
-    console.log('Login:\n\n', authURL);
-
-    const server = http
-      .createServer(async (req, res) => {
-        try {
-          if (req.url!.indexOf('/oauth2callback') > -1) {
-            // acquire the code from the querystring, and close the web server.
-            const qs = new url.URL(req.url!).searchParams;
-            if (qs.get('error')) {
-              console.error(`Error during authentication: ${qs.get('error')}`);
-
-              res.writeHead(HTTP_REDIRECT, { Location: SIGN_IN_FAILURE_URL });
-              res.end();
-              resolve(false);
-            } else if (qs.get('state') !== state) {
-              //check state value
-              console.log('State mismatch. Possible CSRF attack');
-
-              res.end('State mismatch. Possible CSRF attack');
-              resolve(false);
-            } else if (!qs.get('code')) {
-              const { tokens } = await oAuth2Client.getToken(qs.get('code')!);
-              console.log('Logged in! Tokens:\n\n', tokens);
-
-              oAuth2Client.setCredentials(tokens);
-              res.writeHead(HTTP_REDIRECT, { Location: SIGN_IN_SUCCESS_URL });
-              res.end();
-              resolve(true);
-            }
-          }
-        } catch (e) {
-          reject(e);
-        }
-        server.close();
-      })
-      .listen(port);
-  });
-}
-- 
cgit v1.2.3