scai/dist/commands/DaemonCmd.js

> AI-powered CLI tool for commit messages **and** pull request reviews — using local models.

import fsSync, { mkdirSync } from 'fs';
import { LOG_PATH, PID_PATH } from '../constants.js';
import { log } from '../utils/log.js';
import { spawn } from 'child_process';
import { fileURLToPath } from 'url';
import path from 'path';
export async function startDaemon() {
    // If there's a PID file, check if the process is still running
    if (fsSync.existsSync(PID_PATH)) {
        const pid = parseInt(fsSync.readFileSync(PID_PATH, 'utf8'));
        try {
            process.kill(pid, 0); // Check if process exists
            log(`⚠️ Daemon already running with PID ${pid}.`);
            return;
        }
        catch {
            log(`⚠️ Stale PID file found. Removing and restarting daemon...`);
            fsSync.unlinkSync(PID_PATH);
        }
    }
    log('🚀 Starting summarizer daemon in background mode...');
    log(`📝 Logs will be saved to: ${LOG_PATH}`);
    const __filename = fileURLToPath(import.meta.url);
    const __dirname = path.dirname(__filename);
    const daemonWorkerPath = path.join(__dirname, '../daemon/daemonWorker.js');
    const child = spawn(process.execPath, [daemonWorkerPath], {
        detached: true,
        stdio: ['ignore', 'ignore', 'ignore'],
        env: {
            ...process.env,
            BACKGROUND_MODE: 'true',
        }
    });
    child.unref();
    try {
        mkdirSync(path.dirname(PID_PATH), { recursive: true });
        fsSync.writeFileSync(PID_PATH, String(child.pid));
    }
    catch (err) {
        log(`❌ Failed to write PID file: ${err instanceof Error ? err.message : err}`);
    }
}