"""Entrypoint: python -m bookstack_mcp"""

from __future__ import annotations

import logging
import sys

from .config import Settings
from .server import create_server


def build_app():
    logging.basicConfig(
        level=logging.INFO,
        format="%(asctime)s %(levelname)s %(name)s %(message)s",
    )
    settings = Settings.from_env()
    mcp = create_server(settings)
    kwargs = {}
    if settings.allowed_hosts:
        kwargs["allowed_hosts"] = settings.allowed_hosts
        kwargs["host_origin_protection"] = "auto"
    return mcp.http_app(path=settings.mcp_path, **kwargs), settings


def main() -> None:
    import uvicorn

    try:
        app, settings = build_app()
    except RuntimeError as exc:
        print(f"Configuration error: {exc}", file=sys.stderr)
        raise SystemExit(2) from exc

    logging.getLogger("bookstack-mcp").info(
        "Serving BookStack MCP on http://%s:%s%s (auth=%s, read_only=%s)",
        settings.host,
        settings.port,
        settings.mcp_path,
        settings.auth_mode,
        settings.read_only,
    )
    uvicorn.run(app, host=settings.host, port=settings.port, proxy_headers=True,
                forwarded_allow_ips="*", access_log=False)


if __name__ == "__main__":
    main()