#!/usr/bin/env python3
"""跑一段 JS 到 EasyEDA 桥接。用法: python .claude/eda.py file.js   或  echo 'code' | python .claude/eda.py -"""
import json, sys, urllib.request, urllib.error

def port():
    for p in range(49620, 49630):
        try:
            with urllib.request.urlopen(f"http://127.0.0.1:{p}/health", timeout=1) as r:
                if json.loads(r.read()).get("service") == "easyeda-bridge":
                    return p
        except Exception:
            pass
    sys.exit("桥接服务未启动")

def run(code, timeout=180):
    req = urllib.request.Request(f"http://127.0.0.1:{port()}/execute",
        data=json.dumps({"code": code}).encode("utf-8"),
        headers={"Content-Type": "application/json"})
    try:
        with urllib.request.urlopen(req, timeout=timeout) as r:
            return json.loads(r.read())
    except urllib.error.HTTPError as e:
        return {"httpError": e.code, "body": e.read().decode("utf-8", "replace")}

if __name__ == "__main__":
    src = sys.stdin.read() if sys.argv[1] == "-" else open(sys.argv[1], encoding="utf-8").read()
    out = run(src)
    print(json.dumps(out, ensure_ascii=False, indent=1)[:20000])