import { readFileSync, existsSync, unlinkSync } from "node:fs";
import path from "node:path";

const ROOT = path.resolve(import.meta.dirname, "..");
const PID_FILE = path.join(ROOT, ".e2e-server-pid");

async function main() {
  if (existsSync(PID_FILE)) {
    const pid = parseInt(readFileSync(PID_FILE, "utf-8").trim(), 10);
    if (pid) {
      try {
        process.kill(pid, "SIGTERM");
        console.log(`[global-teardown] Stopped server (PID: ${pid})`);
      } catch {
        // 进程可能已退出
      }
    }
    unlinkSync(PID_FILE);
  }

  // mock LLM 服务器在 global-setup 进程中运行，进程退出时自动关闭
  console.log("[global-teardown] Done");
}

export default main;