#!/usr/bin/env python3
"""Extract first working vless:// URI from Happ/mireon subscription JSON."""
import json
import sys
import urllib.parse

path = sys.argv[1]
with open(path, "r", encoding="utf-8") as f:
    data = json.load(f)

configs = data if isinstance(data, list) else [data]
for j in configs:
    if not isinstance(j, dict):
        continue
    for ob in j.get("outbounds", []):
        if ob.get("protocol") != "vless":
            continue
        tag = ob.get("tag") or "proxy"
        st = ob.get("settings") or {}
        vnext = (st.get("vnext") or [{}])[0]
        addr, port = vnext.get("address"), vnext.get("port")
        users = (vnext.get("users") or [{}])[0]
        uid = users.get("id")
        if not all([addr, port, uid]) or addr in ("0.0.0.0", "127.0.0.1"):
            continue
        flow = users.get("flow") or ""
        stream = ob.get("streamSettings") or {}
        net = stream.get("network") or "tcp"
        sec = stream.get("security") or "none"
        rs = stream.get("realitySettings") or {}
        ts = stream.get("tlsSettings") or {}
        sni = rs.get("serverName") or ts.get("serverName") or ""
        params = {"encryption": "none", "security": sec, "type": net}
        if sni:
            params["sni"] = sni
        if rs.get("publicKey"):
            params["pbk"] = rs["publicKey"]
        if rs.get("shortId"):
            params["sid"] = rs["shortId"]
        if rs.get("fingerprint"):
            params["fp"] = rs["fingerprint"]
        if flow:
            params["flow"] = flow
        q = urllib.parse.urlencode(params)
        print(f"vless://{uid}@{addr}:{port}?{q}#{tag}")
        sys.exit(0)
sys.exit(1)