// Helper: inject a known captcha into Redis (FastJSON-serialized) then login.
// Usage: node _set_captcha.js   -> prints the token to stdout (last line: TOKEN=<token>)
const net = require('net');
const http = require('http');

const uuid = 'valcap' + Date.now() + Math.floor(Math.random() * 1000);
const key = 'tenantid:system:captcha_codes:' + uuid;
// FastJSON toJSONString("1234", WriteClassName) => "1234" (with quotes)
const value = '"1234"';

function setRedis(cb) {
  const c = net.createConnection({ host: 'localhost', port: 6379 }, () => {
    const klen = Buffer.byteLength(key);
    const vlen = Buffer.byteLength(value);
    const cmd =
      '*5\r\n$3\r\nSET\r\n$' + klen + '\r\n' + key + '\r\n$' + vlen + '\r\n' + value + '\r\n$2\r\nEX\r\n$3\r\n600\r\n';
    c.write(cmd);
  });
  let buf = '';
  c.on('data', d => { buf += d.toString(); if (buf.includes('\r\n')) { c.end(); } });
  c.on('end', () => cb(null, buf.trim()));
  c.on('error', e => cb(e));
}

function login(cb) {
  const body = JSON.stringify({
    username: 'admin',
    password: 'Admin@123456',
    tenantCode: 'cs1',
    code: '1234',
    uuid: uuid
  });
  const req = http.request({
    hostname: 'localhost',
    port: 8006,
    path: '/login',
    method: 'POST',
    headers: { 'Content-Type': 'application/json; charset=utf-8', 'Content-Length': Buffer.byteLength(body) }
  }, res => {
    let d = '';
    res.on('data', c => { d += c; });
    res.on('end', () => cb(null, res.statusCode, d));
  });
  req.on('error', e => cb(e));
  req.write(body);
  req.end();
}

setRedis((err, resp) => {
  if (err) { console.error('REDIS ERR', err.message); process.exit(1); }
  console.log('SET resp:', resp);
  login((err, status, d) => {
    if (err) { console.error('LOGIN ERR', err.message); process.exit(1); }
    console.log('LOGIN status:', status);
    console.log('LOGIN body:', d.substring(0, 200));
    try {
      const j = JSON.parse(d);
      if (j.token) console.log('TOKEN=' + j.token);
      else console.log('TOKEN=NONE');
    } catch (e) { console.log('TOKEN=NONE'); }
  });
});