#!/usr/bin/env python3
import json
import os
from datetime import datetime, timezone
from http.server import BaseHTTPRequestHandler, HTTPServer


class Handler(BaseHTTPRequestHandler):
    def _write_json(self, status=200):
        client_ip = self.headers.get("X-Forwarded-For", "").split(",")[0].strip()
        if not client_ip:
            client_ip = self.client_address[0]

        payload = {
            "ip": client_ip,
            "user_agent": self.headers.get("User-Agent", ""),
            "method": self.command,
            "path": self.path,
            "timestamp": datetime.now(timezone.utc).isoformat(),
            "headers": {k: v for k, v in self.headers.items()},
        }

        data = json.dumps(payload, ensure_ascii=False).encode("utf-8")
        self.send_response(status)
        self.send_header("Content-Type", "application/json; charset=utf-8")
        self.send_header("Content-Length", str(len(data)))
        self.end_headers()
        self.wfile.write(data)

    def do_GET(self):
        self._write_json()

    def do_POST(self):
        self._write_json()

    def do_PUT(self):
        self._write_json()

    def do_DELETE(self):
        self._write_json()

    def log_message(self, format, *args):
        # Minimal logs to stdout
        pass


def main():
    port = int(os.environ.get("PORT", "8080"))
    server = HTTPServer(("0.0.0.0", port), Handler)
    server.serve_forever()


if __name__ == "__main__":
    main()