@quantumai/quantum-cli-core
Version:
Quantum CLI Core - Multi-LLM Collaboration System
106 lines • 4.08 kB
JavaScript
/**
* @license
* Copyright 2025 Google LLC
* SPDX-License-Identifier: Apache-2.0
*/
import * as fs from 'fs/promises';
import * as path from 'path';
import * as os from 'os';
import { isNodeError } from '../utils/errors.js';
import { isGitRepository } from '../utils/gitUtils.js';
import { exec } from 'node:child_process';
import { simpleGit, CheckRepoActions } from 'simple-git';
import { getProjectHash } from '../utils/paths.js';
import { QUANTUM_CONFIG_DIR } from '../tools/memoryTool.js';
export class GitService {
projectRoot;
constructor(projectRoot) {
this.projectRoot = path.resolve(projectRoot);
}
getHistoryDir() {
const hash = getProjectHash(this.projectRoot);
return path.join(os.homedir(), QUANTUM_CONFIG_DIR, 'history', hash);
}
async initialize() {
if (!isGitRepository(this.projectRoot)) {
throw new Error('GitService requires a Git repository');
}
const gitAvailable = await this.verifyGitAvailability();
if (!gitAvailable) {
throw new Error('GitService requires Git to be installed');
}
this.setupShadowGitRepository();
}
verifyGitAvailability() {
return new Promise((resolve) => {
exec('git --version', (error) => {
if (error) {
resolve(false);
}
else {
resolve(true);
}
});
});
}
/**
* Creates a hidden git repository in the project root.
* The Git repository is used to support checkpointing.
*/
async setupShadowGitRepository() {
const repoDir = this.getHistoryDir();
const gitConfigPath = path.join(repoDir, '.gitconfig');
await fs.mkdir(repoDir, { recursive: true });
// We don't want to inherit the user's name, email, or gpg signing
// preferences for the shadow repository, so we create a dedicated gitconfig.
const gitConfigContent = '[user]\n name = Gemini CLI\n email = gemini-cli@google.com\n[commit]\n gpgsign = false\n';
await fs.writeFile(gitConfigPath, gitConfigContent);
const repo = simpleGit(repoDir);
const isRepoDefined = await repo.checkIsRepo(CheckRepoActions.IS_REPO_ROOT);
if (!isRepoDefined) {
await repo.init(false, {
'--initial-branch': 'main',
});
await repo.commit('Initial commit', { '--allow-empty': null });
}
const userGitIgnorePath = path.join(this.projectRoot, '.gitignore');
const shadowGitIgnorePath = path.join(repoDir, '.gitignore');
let userGitIgnoreContent = '';
try {
userGitIgnoreContent = await fs.readFile(userGitIgnorePath, 'utf-8');
}
catch (error) {
if (isNodeError(error) && error.code !== 'ENOENT') {
throw error;
}
}
await fs.writeFile(shadowGitIgnorePath, userGitIgnoreContent);
}
get shadowGitRepository() {
const repoDir = this.getHistoryDir();
return simpleGit(this.projectRoot).env({
GIT_DIR: path.join(repoDir, '.git'),
GIT_WORK_TREE: this.projectRoot,
// Prevent git from using the user's global git config.
HOME: repoDir,
XDG_CONFIG_HOME: repoDir,
});
}
async getCurrentCommitHash() {
const hash = await this.shadowGitRepository.raw('rev-parse', 'HEAD');
return hash.trim();
}
async createFileSnapshot(message) {
const repo = this.shadowGitRepository;
await repo.add('.');
const commitResult = await repo.commit(message);
return commitResult.commit;
}
async restoreProjectFromSnapshot(commitHash) {
const repo = this.shadowGitRepository;
await repo.raw(['restore', '--source', commitHash, '.']);
// Removes any untracked files that were introduced post snapshot.
await repo.clean('f', ['-d']);
}
}
//# sourceMappingURL=gitService.js.map