Files
claudecodeui/server/routes/git.js
2025-07-14 17:46:11 +02:00

822 lines
27 KiB
JavaScript
Executable File

import express from 'express';
import { exec } from 'child_process';
import { promisify } from 'util';
import path from 'path';
import { promises as fs } from 'fs';
import { extractProjectDirectory } from '../projects.js';
const router = express.Router();
const execAsync = promisify(exec);
// Helper function to get the actual project path from the encoded project name
async function getActualProjectPath(projectName) {
try {
return await extractProjectDirectory(projectName);
} catch (error) {
console.error(`Error extracting project directory for ${projectName}:`, error);
// Fallback to the old method
return projectName.replace(/-/g, '/');
}
}
// Helper function to validate git repository
async function validateGitRepository(projectPath) {
try {
// Check if directory exists
await fs.access(projectPath);
} catch {
throw new Error(`Project path not found: ${projectPath}`);
}
try {
// Use --show-toplevel to get the root of the git repository
const { stdout: gitRoot } = await execAsync('git rev-parse --show-toplevel', { cwd: projectPath });
const normalizedGitRoot = path.resolve(gitRoot.trim());
const normalizedProjectPath = path.resolve(projectPath);
// Ensure the git root matches our project path (prevent using parent git repos)
if (normalizedGitRoot !== normalizedProjectPath) {
throw new Error(`Project directory is not a git repository. This directory is inside a git repository at ${normalizedGitRoot}, but git operations should be run from the repository root.`);
}
} catch (error) {
if (error.message.includes('Project directory is not a git repository')) {
throw error;
}
throw new Error('Not a git repository. This directory does not contain a .git folder. Initialize a git repository with "git init" to use source control features.');
}
}
// Get git status for a project
router.get('/status', async (req, res) => {
const { project } = req.query;
if (!project) {
return res.status(400).json({ error: 'Project name is required' });
}
try {
const projectPath = await getActualProjectPath(project);
console.log('Git status for project:', project, '-> path:', projectPath);
// Validate git repository
await validateGitRepository(projectPath);
// Get current branch
const { stdout: branch } = await execAsync('git rev-parse --abbrev-ref HEAD', { cwd: projectPath });
// Get git status
const { stdout: statusOutput } = await execAsync('git status --porcelain', { cwd: projectPath });
const modified = [];
const added = [];
const deleted = [];
const untracked = [];
statusOutput.split('\n').forEach(line => {
if (!line.trim()) return;
const status = line.substring(0, 2);
const file = line.substring(3);
if (status === 'M ' || status === ' M' || status === 'MM') {
modified.push(file);
} else if (status === 'A ' || status === 'AM') {
added.push(file);
} else if (status === 'D ' || status === ' D') {
deleted.push(file);
} else if (status === '??') {
untracked.push(file);
}
});
res.json({
branch: branch.trim(),
modified,
added,
deleted,
untracked
});
} catch (error) {
console.error('Git status error:', error);
res.json({
error: error.message.includes('not a git repository') || error.message.includes('Project directory is not a git repository')
? error.message
: 'Git operation failed',
details: error.message.includes('not a git repository') || error.message.includes('Project directory is not a git repository')
? error.message
: `Failed to get git status: ${error.message}`
});
}
});
// Get diff for a specific file
router.get('/diff', async (req, res) => {
const { project, file } = req.query;
if (!project || !file) {
return res.status(400).json({ error: 'Project name and file path are required' });
}
try {
const projectPath = await getActualProjectPath(project);
// Validate git repository
await validateGitRepository(projectPath);
// Check if file is untracked
const { stdout: statusOutput } = await execAsync(`git status --porcelain "${file}"`, { cwd: projectPath });
const isUntracked = statusOutput.startsWith('??');
let diff;
if (isUntracked) {
// For untracked files, show the entire file content as additions
const fileContent = await fs.readFile(path.join(projectPath, file), 'utf-8');
const lines = fileContent.split('\n');
diff = `--- /dev/null\n+++ b/${file}\n@@ -0,0 +1,${lines.length} @@\n` +
lines.map(line => `+${line}`).join('\n');
} else {
// Get diff for tracked files
const { stdout } = await execAsync(`git diff HEAD -- "${file}"`, { cwd: projectPath });
diff = stdout || '';
// If no unstaged changes, check for staged changes
if (!diff) {
const { stdout: stagedDiff } = await execAsync(`git diff --cached -- "${file}"`, { cwd: projectPath });
diff = stagedDiff;
}
}
res.json({ diff });
} catch (error) {
console.error('Git diff error:', error);
res.json({ error: error.message });
}
});
// Commit changes
router.post('/commit', async (req, res) => {
const { project, message, files } = req.body;
if (!project || !message || !files || files.length === 0) {
return res.status(400).json({ error: 'Project name, commit message, and files are required' });
}
try {
const projectPath = await getActualProjectPath(project);
// Validate git repository
await validateGitRepository(projectPath);
// Stage selected files
for (const file of files) {
await execAsync(`git add "${file}"`, { cwd: projectPath });
}
// Commit with message
const { stdout } = await execAsync(`git commit -m "${message.replace(/"/g, '\\"')}"`, { cwd: projectPath });
res.json({ success: true, output: stdout });
} catch (error) {
console.error('Git commit error:', error);
res.status(500).json({ error: error.message });
}
});
// Get list of branches
router.get('/branches', async (req, res) => {
const { project } = req.query;
if (!project) {
return res.status(400).json({ error: 'Project name is required' });
}
try {
const projectPath = await getActualProjectPath(project);
console.log('Git branches for project:', project, '-> path:', projectPath);
// Validate git repository
await validateGitRepository(projectPath);
// Get all branches
const { stdout } = await execAsync('git branch -a', { cwd: projectPath });
// Parse branches
const branches = stdout
.split('\n')
.map(branch => branch.trim())
.filter(branch => branch && !branch.includes('->')) // Remove empty lines and HEAD pointer
.map(branch => {
// Remove asterisk from current branch
if (branch.startsWith('* ')) {
return branch.substring(2);
}
// Remove remotes/ prefix
if (branch.startsWith('remotes/origin/')) {
return branch.substring(15);
}
return branch;
})
.filter((branch, index, self) => self.indexOf(branch) === index); // Remove duplicates
res.json({ branches });
} catch (error) {
console.error('Git branches error:', error);
res.json({ error: error.message });
}
});
// Checkout branch
router.post('/checkout', async (req, res) => {
const { project, branch } = req.body;
if (!project || !branch) {
return res.status(400).json({ error: 'Project name and branch are required' });
}
try {
const projectPath = await getActualProjectPath(project);
// Checkout the branch
const { stdout } = await execAsync(`git checkout "${branch}"`, { cwd: projectPath });
res.json({ success: true, output: stdout });
} catch (error) {
console.error('Git checkout error:', error);
res.status(500).json({ error: error.message });
}
});
// Create new branch
router.post('/create-branch', async (req, res) => {
const { project, branch } = req.body;
if (!project || !branch) {
return res.status(400).json({ error: 'Project name and branch name are required' });
}
try {
const projectPath = await getActualProjectPath(project);
// Create and checkout new branch
const { stdout } = await execAsync(`git checkout -b "${branch}"`, { cwd: projectPath });
res.json({ success: true, output: stdout });
} catch (error) {
console.error('Git create branch error:', error);
res.status(500).json({ error: error.message });
}
});
// Get recent commits
router.get('/commits', async (req, res) => {
const { project, limit = 10 } = req.query;
if (!project) {
return res.status(400).json({ error: 'Project name is required' });
}
try {
const projectPath = await getActualProjectPath(project);
// Get commit log with stats
const { stdout } = await execAsync(
`git log --pretty=format:'%H|%an|%ae|%ad|%s' --date=relative -n ${limit}`,
{ cwd: projectPath }
);
const commits = stdout
.split('\n')
.filter(line => line.trim())
.map(line => {
const [hash, author, email, date, ...messageParts] = line.split('|');
return {
hash,
author,
email,
date,
message: messageParts.join('|')
};
});
// Get stats for each commit
for (const commit of commits) {
try {
const { stdout: stats } = await execAsync(
`git show --stat --format='' ${commit.hash}`,
{ cwd: projectPath }
);
commit.stats = stats.trim().split('\n').pop(); // Get the summary line
} catch (error) {
commit.stats = '';
}
}
res.json({ commits });
} catch (error) {
console.error('Git commits error:', error);
res.json({ error: error.message });
}
});
// Get diff for a specific commit
router.get('/commit-diff', async (req, res) => {
const { project, commit } = req.query;
if (!project || !commit) {
return res.status(400).json({ error: 'Project name and commit hash are required' });
}
try {
const projectPath = await getActualProjectPath(project);
// Get diff for the commit
const { stdout } = await execAsync(
`git show ${commit}`,
{ cwd: projectPath }
);
res.json({ diff: stdout });
} catch (error) {
console.error('Git commit diff error:', error);
res.json({ error: error.message });
}
});
// Generate commit message based on staged changes
router.post('/generate-commit-message', async (req, res) => {
const { project, files } = req.body;
if (!project || !files || files.length === 0) {
return res.status(400).json({ error: 'Project name and files are required' });
}
try {
const projectPath = await getActualProjectPath(project);
// Get diff for selected files
let combinedDiff = '';
for (const file of files) {
try {
const { stdout } = await execAsync(
`git diff HEAD -- "${file}"`,
{ cwd: projectPath }
);
if (stdout) {
combinedDiff += `\n--- ${file} ---\n${stdout}`;
}
} catch (error) {
console.error(`Error getting diff for ${file}:`, error);
}
}
// Use AI to generate commit message (simple implementation)
// In a real implementation, you might want to use GPT or Claude API
const message = generateSimpleCommitMessage(files, combinedDiff);
res.json({ message });
} catch (error) {
console.error('Generate commit message error:', error);
res.status(500).json({ error: error.message });
}
});
// Simple commit message generator (can be replaced with AI)
function generateSimpleCommitMessage(files, diff) {
const fileCount = files.length;
const isMultipleFiles = fileCount > 1;
// Analyze the diff to determine the type of change
const additions = (diff.match(/^\+[^+]/gm) || []).length;
const deletions = (diff.match(/^-[^-]/gm) || []).length;
// Determine the primary action
let action = 'Update';
if (additions > 0 && deletions === 0) {
action = 'Add';
} else if (deletions > 0 && additions === 0) {
action = 'Remove';
} else if (additions > deletions * 2) {
action = 'Enhance';
} else if (deletions > additions * 2) {
action = 'Refactor';
}
// Generate message based on files
if (isMultipleFiles) {
const components = new Set(files.map(f => {
const parts = f.split('/');
return parts[parts.length - 2] || parts[0];
}));
if (components.size === 1) {
return `${action} ${[...components][0]} component`;
} else {
return `${action} multiple components`;
}
} else {
const fileName = files[0].split('/').pop();
const componentName = fileName.replace(/\.(jsx?|tsx?|css|scss)$/, '');
return `${action} ${componentName}`;
}
}
// Get remote status (ahead/behind commits with smart remote detection)
router.get('/remote-status', async (req, res) => {
const { project } = req.query;
if (!project) {
return res.status(400).json({ error: 'Project name is required' });
}
try {
const projectPath = await getActualProjectPath(project);
await validateGitRepository(projectPath);
// Get current branch
const { stdout: currentBranch } = await execAsync('git rev-parse --abbrev-ref HEAD', { cwd: projectPath });
const branch = currentBranch.trim();
// Check if there's a remote tracking branch (smart detection)
let trackingBranch;
let remoteName;
try {
const { stdout } = await execAsync(`git rev-parse --abbrev-ref ${branch}@{upstream}`, { cwd: projectPath });
trackingBranch = stdout.trim();
remoteName = trackingBranch.split('/')[0]; // Extract remote name (e.g., "origin/main" -> "origin")
} catch (error) {
// No upstream branch configured - but check if we have remotes
let hasRemote = false;
let remoteName = null;
try {
const { stdout } = await execAsync('git remote', { cwd: projectPath });
const remotes = stdout.trim().split('\n').filter(r => r.trim());
if (remotes.length > 0) {
hasRemote = true;
remoteName = remotes.includes('origin') ? 'origin' : remotes[0];
}
} catch (remoteError) {
// No remotes configured
}
return res.json({
hasRemote,
hasUpstream: false,
branch,
remoteName,
message: 'No remote tracking branch configured'
});
}
// Get ahead/behind counts
const { stdout: countOutput } = await execAsync(
`git rev-list --count --left-right ${trackingBranch}...HEAD`,
{ cwd: projectPath }
);
const [behind, ahead] = countOutput.trim().split('\t').map(Number);
res.json({
hasRemote: true,
hasUpstream: true,
branch,
remoteBranch: trackingBranch,
remoteName,
ahead: ahead || 0,
behind: behind || 0,
isUpToDate: ahead === 0 && behind === 0
});
} catch (error) {
console.error('Git remote status error:', error);
res.json({ error: error.message });
}
});
// Fetch from remote (using smart remote detection)
router.post('/fetch', async (req, res) => {
const { project } = req.body;
if (!project) {
return res.status(400).json({ error: 'Project name is required' });
}
try {
const projectPath = await getActualProjectPath(project);
await validateGitRepository(projectPath);
// Get current branch and its upstream remote
const { stdout: currentBranch } = await execAsync('git rev-parse --abbrev-ref HEAD', { cwd: projectPath });
const branch = currentBranch.trim();
let remoteName = 'origin'; // fallback
try {
const { stdout } = await execAsync(`git rev-parse --abbrev-ref ${branch}@{upstream}`, { cwd: projectPath });
remoteName = stdout.trim().split('/')[0]; // Extract remote name
} catch (error) {
// No upstream, try to fetch from origin anyway
console.log('No upstream configured, using origin as fallback');
}
const { stdout } = await execAsync(`git fetch ${remoteName}`, { cwd: projectPath });
res.json({ success: true, output: stdout || 'Fetch completed successfully', remoteName });
} catch (error) {
console.error('Git fetch error:', error);
res.status(500).json({
error: 'Fetch failed',
details: error.message.includes('Could not resolve hostname')
? 'Unable to connect to remote repository. Check your internet connection.'
: error.message.includes('fatal: \'origin\' does not appear to be a git repository')
? 'No remote repository configured. Add a remote with: git remote add origin <url>'
: error.message
});
}
});
// Pull from remote (fetch + merge using smart remote detection)
router.post('/pull', async (req, res) => {
const { project } = req.body;
if (!project) {
return res.status(400).json({ error: 'Project name is required' });
}
try {
const projectPath = await getActualProjectPath(project);
await validateGitRepository(projectPath);
// Get current branch and its upstream remote
const { stdout: currentBranch } = await execAsync('git rev-parse --abbrev-ref HEAD', { cwd: projectPath });
const branch = currentBranch.trim();
let remoteName = 'origin'; // fallback
let remoteBranch = branch; // fallback
try {
const { stdout } = await execAsync(`git rev-parse --abbrev-ref ${branch}@{upstream}`, { cwd: projectPath });
const tracking = stdout.trim();
remoteName = tracking.split('/')[0]; // Extract remote name
remoteBranch = tracking.split('/').slice(1).join('/'); // Extract branch name
} catch (error) {
// No upstream, use fallback
console.log('No upstream configured, using origin/branch as fallback');
}
const { stdout } = await execAsync(`git pull ${remoteName} ${remoteBranch}`, { cwd: projectPath });
res.json({
success: true,
output: stdout || 'Pull completed successfully',
remoteName,
remoteBranch
});
} catch (error) {
console.error('Git pull error:', error);
// Enhanced error handling for common pull scenarios
let errorMessage = 'Pull failed';
let details = error.message;
if (error.message.includes('CONFLICT')) {
errorMessage = 'Merge conflicts detected';
details = 'Pull created merge conflicts. Please resolve conflicts manually in the editor, then commit the changes.';
} else if (error.message.includes('Please commit your changes or stash them')) {
errorMessage = 'Uncommitted changes detected';
details = 'Please commit or stash your local changes before pulling.';
} else if (error.message.includes('Could not resolve hostname')) {
errorMessage = 'Network error';
details = 'Unable to connect to remote repository. Check your internet connection.';
} else if (error.message.includes('fatal: \'origin\' does not appear to be a git repository')) {
errorMessage = 'Remote not configured';
details = 'No remote repository configured. Add a remote with: git remote add origin <url>';
} else if (error.message.includes('diverged')) {
errorMessage = 'Branches have diverged';
details = 'Your local branch and remote branch have diverged. Consider fetching first to review changes.';
}
res.status(500).json({
error: errorMessage,
details: details
});
}
});
// Push commits to remote repository
router.post('/push', async (req, res) => {
const { project } = req.body;
if (!project) {
return res.status(400).json({ error: 'Project name is required' });
}
try {
const projectPath = await getActualProjectPath(project);
await validateGitRepository(projectPath);
// Get current branch and its upstream remote
const { stdout: currentBranch } = await execAsync('git rev-parse --abbrev-ref HEAD', { cwd: projectPath });
const branch = currentBranch.trim();
let remoteName = 'origin'; // fallback
let remoteBranch = branch; // fallback
try {
const { stdout } = await execAsync(`git rev-parse --abbrev-ref ${branch}@{upstream}`, { cwd: projectPath });
const tracking = stdout.trim();
remoteName = tracking.split('/')[0]; // Extract remote name
remoteBranch = tracking.split('/').slice(1).join('/'); // Extract branch name
} catch (error) {
// No upstream, use fallback
console.log('No upstream configured, using origin/branch as fallback');
}
const { stdout } = await execAsync(`git push ${remoteName} ${remoteBranch}`, { cwd: projectPath });
res.json({
success: true,
output: stdout || 'Push completed successfully',
remoteName,
remoteBranch
});
} catch (error) {
console.error('Git push error:', error);
// Enhanced error handling for common push scenarios
let errorMessage = 'Push failed';
let details = error.message;
if (error.message.includes('rejected')) {
errorMessage = 'Push rejected';
details = 'The remote has newer commits. Pull first to merge changes before pushing.';
} else if (error.message.includes('non-fast-forward')) {
errorMessage = 'Non-fast-forward push';
details = 'Your branch is behind the remote. Pull the latest changes first.';
} else if (error.message.includes('Could not resolve hostname')) {
errorMessage = 'Network error';
details = 'Unable to connect to remote repository. Check your internet connection.';
} else if (error.message.includes('fatal: \'origin\' does not appear to be a git repository')) {
errorMessage = 'Remote not configured';
details = 'No remote repository configured. Add a remote with: git remote add origin <url>';
} else if (error.message.includes('Permission denied')) {
errorMessage = 'Authentication failed';
details = 'Permission denied. Check your credentials or SSH keys.';
} else if (error.message.includes('no upstream branch')) {
errorMessage = 'No upstream branch';
details = 'No upstream branch configured. Use: git push --set-upstream origin <branch>';
}
res.status(500).json({
error: errorMessage,
details: details
});
}
});
// Publish branch to remote (set upstream and push)
router.post('/publish', async (req, res) => {
const { project, branch } = req.body;
if (!project || !branch) {
return res.status(400).json({ error: 'Project name and branch are required' });
}
try {
const projectPath = await getActualProjectPath(project);
await validateGitRepository(projectPath);
// Get current branch to verify it matches the requested branch
const { stdout: currentBranch } = await execAsync('git rev-parse --abbrev-ref HEAD', { cwd: projectPath });
const currentBranchName = currentBranch.trim();
if (currentBranchName !== branch) {
return res.status(400).json({
error: `Branch mismatch. Current branch is ${currentBranchName}, but trying to publish ${branch}`
});
}
// Check if remote exists
let remoteName = 'origin';
try {
const { stdout } = await execAsync('git remote', { cwd: projectPath });
const remotes = stdout.trim().split('\n').filter(r => r.trim());
if (remotes.length === 0) {
return res.status(400).json({
error: 'No remote repository configured. Add a remote with: git remote add origin <url>'
});
}
remoteName = remotes.includes('origin') ? 'origin' : remotes[0];
} catch (error) {
return res.status(400).json({
error: 'No remote repository configured. Add a remote with: git remote add origin <url>'
});
}
// Publish the branch (set upstream and push)
const { stdout } = await execAsync(`git push --set-upstream ${remoteName} ${branch}`, { cwd: projectPath });
res.json({
success: true,
output: stdout || 'Branch published successfully',
remoteName,
branch
});
} catch (error) {
console.error('Git publish error:', error);
// Enhanced error handling for common publish scenarios
let errorMessage = 'Publish failed';
let details = error.message;
if (error.message.includes('rejected')) {
errorMessage = 'Publish rejected';
details = 'The remote branch already exists and has different commits. Use push instead.';
} else if (error.message.includes('Could not resolve hostname')) {
errorMessage = 'Network error';
details = 'Unable to connect to remote repository. Check your internet connection.';
} else if (error.message.includes('Permission denied')) {
errorMessage = 'Authentication failed';
details = 'Permission denied. Check your credentials or SSH keys.';
} else if (error.message.includes('fatal:') && error.message.includes('does not appear to be a git repository')) {
errorMessage = 'Remote not configured';
details = 'Remote repository not properly configured. Check your remote URL.';
}
res.status(500).json({
error: errorMessage,
details: details
});
}
});
// Discard changes for a specific file
router.post('/discard', async (req, res) => {
const { project, file } = req.body;
if (!project || !file) {
return res.status(400).json({ error: 'Project name and file path are required' });
}
try {
const projectPath = await getActualProjectPath(project);
await validateGitRepository(projectPath);
// Check file status to determine correct discard command
const { stdout: statusOutput } = await execAsync(`git status --porcelain "${file}"`, { cwd: projectPath });
if (!statusOutput.trim()) {
return res.status(400).json({ error: 'No changes to discard for this file' });
}
const status = statusOutput.substring(0, 2);
if (status === '??') {
// Untracked file - delete it
await fs.unlink(path.join(projectPath, file));
} else if (status.includes('M') || status.includes('D')) {
// Modified or deleted file - restore from HEAD
await execAsync(`git restore "${file}"`, { cwd: projectPath });
} else if (status.includes('A')) {
// Added file - unstage it
await execAsync(`git reset HEAD "${file}"`, { cwd: projectPath });
}
res.json({ success: true, message: `Changes discarded for ${file}` });
} catch (error) {
console.error('Git discard error:', error);
res.status(500).json({ error: error.message });
}
});
// Delete untracked file
router.post('/delete-untracked', async (req, res) => {
const { project, file } = req.body;
if (!project || !file) {
return res.status(400).json({ error: 'Project name and file path are required' });
}
try {
const projectPath = await getActualProjectPath(project);
await validateGitRepository(projectPath);
// Check if file is actually untracked
const { stdout: statusOutput } = await execAsync(`git status --porcelain "${file}"`, { cwd: projectPath });
if (!statusOutput.trim()) {
return res.status(400).json({ error: 'File is not untracked or does not exist' });
}
const status = statusOutput.substring(0, 2);
if (status !== '??') {
return res.status(400).json({ error: 'File is not untracked. Use discard for tracked files.' });
}
// Delete the untracked file
await fs.unlink(path.join(projectPath, file));
res.json({ success: true, message: `Untracked file ${file} deleted successfully` });
} catch (error) {
console.error('Git delete untracked error:', error);
res.status(500).json({ error: error.message });
}
});
export default router;