#!/usr/bin/env node
/**
* Post-install script to download platform-specific PromptBoard binary
* from GitHub Releases
*/
import { createWriteStream } from 'fs';
import { mkdir, chmod, access } from 'fs/promises';
import { pipeline } from 'stream/promises';
import { join, dirname } from 'path';
import { fileURLToPath } from 'url';
import https from 'https';
const __dirname = dirname(fileURLToPath(import.meta.url));
const REPO_OWNER = 'pjueon';
const REPO_NAME = 'promptboard';
const BINARIES_DIR = join(__dirname, '..', 'binaries');
// Platform mapping
const PLATFORM_MAP = {
win32: { name: 'Windows', ext: '.zip' },
darwin: { name: 'macOS', ext: '.zip' },
linux: { name: 'Linux', ext: '.zip' }
};
/**
* Get the latest release info from GitHub
*/
async function getLatestRelease() {
return new Promise((resolve, reject) => {
const options = {
hostname: 'api.github.com',
path: `/repos/${REPO_OWNER}/${REPO_NAME}/releases/latest`,
headers: {
'User-Agent': 'promptboard-installer'
}
};
https.get(options, (res) => {
let data = '';
res.on('data', (chunk) => data += chunk);
res.on('end', () => {
if (res.statusCode === 200) {
resolve(JSON.parse(data));
} else {
reject(new Error(`Failed to fetch release info: ${res.statusCode}`));
}
});
}).on('error', reject);
});
}
/**
* Download file from URL
*/
async function downloadFile(url, destPath) {
return new Promise((resolve, reject) => {
https.get(url, {
headers: { 'User-Agent': 'promptboard-installer' }
}, (res) => {
if (res.statusCode === 302 || res.statusCode === 301) {
// Follow redirect
return downloadFile(res.headers.location, destPath).then(resolve).catch(reject);
}
if (res.statusCode !== 200) {
reject(new Error(`Download failed: ${res.statusCode}`));
return;
}
const fileStream = createWriteStream(destPath);
res.pipe(fileStream);
fileStream.on('finish', () => {
fileStream.close();
resolve();
});
fileStream.on('error', reject);
}).on('error', reject);
});
}
/**
* Extract zip file (cross-platform)
*/
async function extractZip(zipPath, destDir) {
const AdmZip = (await import('adm-zip')).default;
const zip = new AdmZip(zipPath);
zip.extractAllTo(destDir, true);
}
/**
* Main installation logic
*/
async function install() {
try {
console.log('📦 Installing PromptBoard binary...');
// Detect platform
const platform = process.platform;
const platformInfo = PLATFORM_MAP[platform];
if (!platformInfo) {
throw new Error(`Unsupported platform: ${platform}`);
}
console.log(`🖥️ Platform: ${platformInfo.name}`);
// Get latest release
console.log('🔍 Fetching latest release...');
const release = await getLatestRelease();
const version = release.tag_name.replace(/^v/, ''); // Remove 'v' prefix
console.log(`📌 Version: ${version}`);
// Find the correct asset
const assetName = `PromptBoard-${version}-${platform === 'darwin' ? 'mac' : platform === 'win32' ? 'win' : 'linux'}.zip`;
const asset = release.assets.find(a => a.name === assetName);
if (!asset) {
console.warn(`⚠️ No binary found for ${platformInfo.name}`);
console.warn(` Available assets: ${release.assets.map(a => a.name).join(', ')}`);
console.warn(` PromptBoard will work in MCP server mode only.`);
return;
}
// Create binaries directory
await mkdir(BINARIES_DIR, { recursive: true });
// Download binary
const zipPath = join(BINARIES_DIR, assetName);
console.log(`⬇️ Downloading ${asset.name}...`);
await downloadFile(asset.browser_download_url, zipPath);
// Extract
console.log('📂 Extracting...');
await extractZip(zipPath, BINARIES_DIR);
// Set executable permissions on Unix-like systems
if (platform !== 'win32') {
const appName = platform === 'darwin' ? 'PromptBoard.app' : 'PromptBoard';
const execPath = platform === 'darwin'
? join(BINARIES_DIR, appName, 'Contents', 'MacOS', 'PromptBoard')
: join(BINARIES_DIR, appName);
try {
await access(execPath);
await chmod(execPath, 0o755);
console.log('✅ Set executable permissions');
} catch (err) {
console.warn('⚠️ Could not set executable permissions:', err.message);
}
}
// Clean up zip file
const { unlink } = await import('fs/promises');
await unlink(zipPath);
console.log('✅ Installation complete!');
console.log(`\n📍 Binary location: ${BINARIES_DIR}`);
console.log('\n🚀 Usage:');
console.log(' npx promptboard');
console.log('\n Or add to your MCP settings:');
console.log(' {');
console.log(' "mcpServers": {');
console.log(' "promptboard": {');
console.log(' "command": "npx",');
console.log(' "args": ["-y", "promptboard"]');
console.log(' }');
console.log(' }');
console.log(' }');
} catch (error) {
console.error('❌ Installation failed:', error.message);
console.error('\n You can manually download the binary from:');
console.error(` https://github.com/${REPO_OWNER}/${REPO_NAME}/releases/latest`);
console.error('\n PromptBoard will still work as an MCP server.');
process.exit(0); // Don't fail npm install
}
}
// Run installation
install();
