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

const conn = new Client();

conn.on('ready', () => {
  console.log('=== 上传后端server.js ===');
  const serverContent = fs.readFileSync('server/server.js', 'utf-8');
  
  conn.exec(`echo '${Buffer.from(serverContent).toString('base64')}' | base64 -d > /www/huishou/server/server.js`, (err, stream) => {
    if (err) { console.log('ERR:', err); conn.end(); return; }
    stream.on('close', () => {
      console.log('后端文件已上传');
      
      console.log('\n=== 重启后端容器 ===');
      conn.exec('cd /www/huishou && docker-compose restart backend', (err2, stream2) => {
        if (err2) { console.log('ERR2:', err2); conn.end(); return; }
        stream2.on('data', (d) => console.log(d.toString()));
        stream2.on('close', () => {
          console.log('\n=== 等待3秒检查后端 ===');
          setTimeout(() => {
            conn.exec('curl -s http://127.0.0.1:4000/api | head -5', (err3, stream3) => {
              if (err3) { console.log('ERR3:', err3); conn.end(); return; }
              stream3.on('data', (d) => console.log('后端服务:', d.toString().substring(0, 100)));
              stream3.on('close', () => {
                console.log('\n=== 修改完成 ===');
                conn.end();
              });
            });
          }, 3000);
        });
      });
    });
  });
});

conn.connect({ host: 'hs.yifenbao.cn', port: 22, username: 'root', password: 'Torch1112' });