"""HUX-11 routes: capability negotiation and the data manifest."""

from __future__ import annotations

from hux.flags import CONTRACT_VERSION
from hux.http import Request, Response, Router


def capabilities(request: Request) -> Response:
    """``GET /hux/v1/capabilities``: what this tenant may call."""
    request.audit("foundation.capabilities", "capabilities")
    return Response(200, request.flags.capabilities(request.identity, request.flags_build))


def manifest(request: Request) -> Response:
    """``GET /hux/v1/manifest``: the on-disk layout version for rollback readers."""
    request.audit("foundation.manifest", "manifest")
    return Response(200, request.store.manifest(CONTRACT_VERSION))


def register(router: Router) -> None:
    """Attach HUX-11 routes."""
    router.add("GET", "/hux/v1/capabilities", "HUX-11", "foundation.capabilities", capabilities)
    router.add("GET", "/hux/v1/manifest", "HUX-11", "foundation.manifest", manifest)