const { Client } = require('ssh2');

const config = {
  host: 'hs.yifenbao.cn',
  port: 22,
  username: 'root',
  password: 'Torch1112'
};

const conn = new Client();

conn.on('ready', () => {
  console.log('SSH连接成功\n');
  
  let step = 1;
  
  function run(cmd, desc) {
    console.log(`=== ${step}. ${desc} ===`);
    step++;
    return new Promise((resolve) => {
      conn.exec(cmd, (err, stream) => {
        if (err) {
          console.error('错误:', err.message);
          resolve(false);
          return;
        }
        
        let output = '';
        stream.stdout.on('data', (data) => { output += data.toString(); });
        stream.stderr.on('data', (data) => { output += data.toString(); });
        
        stream.on('close', (code) => {
          if (output) console.log(output.trim());
          console.log('退出码:', code, '\n');
          resolve(code === 0);
        });
      });
    });
  }
  
  async function execute() {
    await run('killall nginx 2>/dev/null; pkill nginx 2>/dev/null; sleep 1', '停止系统nginx');
    
    await run('netstat -tlnp | grep ":80 " || echo "端口80已释放"', '检查端口80');
    
    await run('cd /www/huishou && docker stop huishou huishou-backend 2>/dev/null; docker rm huishou huishou-backend 2>/dev/null', '清理旧容器');
    
    await new Promise((resolve) => {
      console.log('=== 4. 更新docker-compose.yml ===');
      conn.sftp((err, sftp) => {
        if (err) {
          console.error('SFTP错误:', err.message);
          resolve(false);
          return;
        }
        
        const content = `services:
  backend:
    build:
      context: .
      dockerfile: Dockerfile
    container_name: huishou-backend
    ports:
      - "4000:4000"
    volumes:
      - ./server/data:/app/server/data
      - ./server/icons:/app/server/icons
    environment:
      - NODE_ENV=production
      - PORT=4000
    restart: unless-stopped
    healthcheck:
      test: ["CMD", "node", "-e", "require(\\'http\\').get(\\'http://localhost:4000/api/prices\\', (r) => process.exit(r.statusCode === 200 ? 0 : 1)).on(\\'error\\', () => process.exit(1))"]
      interval: 30s
      timeout: 10s
      retries: 3
      start_period: 10s

  nginx:
    image: nginx:latest
    container_name: huishou
    ports:
      - "80:80"
    volumes:
      - ./admin:/usr/share/nginx/html/admin
      - ./dist/build/h5:/usr/share/nginx/html/h5
      - ./admin/nginx.conf:/etc/nginx/conf.d/default.conf
    depends_on:
      - backend
    restart: unless-stopped

networks:
  default:
    driver: bridge
`;
        
        const ws = sftp.createWriteStream('/www/huishou/docker-compose.yml', { mode: 0o644 });
        ws.on('close', () => {
          console.log('docker-compose.yml已更新\n');
          sftp.end();
          resolve(true);
        });
        ws.write(content);
        ws.end();
      });
    });
    
    await run('cd /www/huishou && docker-compose up -d', '启动Docker容器');
    
    await new Promise(r => setTimeout(r, 10000));
    
    await run('docker ps | grep huishou', '检查容器状态');
    
    conn.end();
  }
  
  execute();
});

conn.on('error', (err) => {
  console.error('SSH连接错误:', err.message);
});

conn.on('end', () => {
  console.log('\nSSH连接已关闭');
});

conn.connect(config);