#!/usr/bin/env python3
"""Executable entry point for the Firefox RDP MCP server."""

from __future__ import annotations

import asyncio
import logging
import sys
import time

from src.browser_session import BrowserSession
from src.config import Config
from src.errors import ConfigurationError
from src.mcp_server import runServer
from src.rdp_connection import RdpConnection
from src.tool_handlers import ToolHandlers


def main() -> int:
    """Read configuration, construct components, and serve MCP over stdio."""
    try:
        config = Config.fromEnvironment()
    except ConfigurationError as error:
        print(f"Configuration error: {error.message}", file=sys.stderr)
        return 2
    logging.Formatter.converter = time.gmtime
    logging.basicConfig(
        level=getattr(logging, config.log_level.upper()),
        stream=sys.stderr,
        format=(
            "%(asctime)sZ %(levelname)s %(name)s %(message)s"
        ),
    )
    rdp = RdpConnection(
        config.host,
        config.port,
        config.request_timeout_ms,
    )
    browser = BrowserSession(config, rdp)
    handlers = ToolHandlers(browser)
    try:
        asyncio.run(
            runServer(
                handlers,
                sys.stdin.buffer,
                sys.stdout.buffer,
            )
        )
    except KeyboardInterrupt:
        return 130
    return 0


if __name__ == "__main__":
    raise SystemExit(main())