#!/usr/bin/env node
/**
 * MetonaSqlark E2E 静态文件服务器（Playwright webServer 用）
 * 与 MetonaEditor 的 e2e 服务模式保持一致：Node http 静态服务，不依赖 python3。
 * 用法: node tests/e2e/server.cjs [port]
 */
const http = require('http');
const fs = require('fs');
const path = require('path');

const ROOT = path.resolve(__dirname, '..', '..');
const PORT = Number(process.argv[2] || process.env.E2E_PORT || 3344);

const MIME = {
  '.html': 'text/html; charset=utf-8',
  '.js': 'text/javascript',
  '.mjs': 'text/javascript',
  '.cjs': 'text/javascript',
  '.css': 'text/css',
  '.json': 'application/json',
  '.svg': 'image/svg+xml',
  '.png': 'image/png',
};

const server = http.createServer((req, res) => {
  let p = decodeURIComponent((req.url || '/').split('?')[0]);
  // 根路径指向 e2e harness（playwright webServer 探测要求 2xx/3xx）
  if (p === '/') p = '/tests/e2e/harness.html';
  const file = path.resolve(ROOT, '.' + p);
  if (!file.startsWith(ROOT) || !fs.existsSync(file) || !fs.statSync(file).isFile()) {
    res.writeHead(404); res.end('404 Not Found'); return;
  }
  res.writeHead(200, { 'Content-Type': MIME[path.extname(file)] || 'text/plain' });
  fs.createReadStream(file).pipe(res);
});

server.listen(PORT, '127.0.0.1', () => {
  console.log(`E2E server · http://127.0.0.1:${PORT}/`);
});