SOURCE

const express = require('express');
const axios = require('axios');
const bodyParser = require('body-parser');
const cors = require('cors');

const app = express();
app.use(cors());
app.use(bodyParser.json());

const appid = '20250517002359324';
const key = '1LON1FhMzZ2DhKDtAwJW';

function md5(text) {
  return require('crypto').createHash('md5').update(text).digest('hex');
}

app.post('/api/baidu-translate', async (req, res) => {
  const { q, from = 'auto', to = 'zh' } = req.body;
  const salt = Date.now();
  const sign = md5(appid + q + salt + key);

  try {
    const result = await axios.get('https://fanyi-api.baidu.com/api/trans/vip/translate', {
      params: {
        q,
        from,
        to,
        appid,
        salt,
        sign
      }
    });
    res.json(result.data);
  } catch (err) {
    res.status(500).json({ error: err.message });
  }
});

app.listen(3001, () => {
  console.log('百度翻译API已启动，端口3001');
});