"""Route-level tests for the rulebooks blueprint.

Mirrors the structural-tests pattern in tests/test_events_routes.py:
covers blueprint registration, callable handlers, and service-signature
contracts. Full HTTP integration requires a live DB and auth machinery
that the unit-test environment doesn't provide.
"""
import inspect


def test_rulebooks_blueprint_registered():
    from fabledassistant.routes.rulebooks import rulebooks_bp
    assert rulebooks_bp.name == "rulebooks"
    assert rulebooks_bp.url_prefix == "/api"


def test_rulebooks_blueprint_registered_in_app():
    from fabledassistant.app import create_app
    app = create_app()
    assert "rulebooks" in app.blueprints


def test_rulebook_handlers_callable():
    from fabledassistant.routes import rulebooks as rb_routes
    for name in (
        "list_rulebooks", "create_rulebook", "get_rulebook",
        "update_rulebook", "delete_rulebook",
    ):
        assert callable(getattr(rb_routes, name))


def test_topic_handlers_callable():
    from fabledassistant.routes import rulebooks as rb_routes
    for name in (
        "list_topics", "create_topic", "update_topic", "delete_topic",
    ):
        assert callable(getattr(rb_routes, name))


def test_service_signatures_require_user_id():
    """Routes must call services with user_id — verify the contract."""
    from fabledassistant.services import rulebooks as svc
    for fn_name in (
        "create_rulebook", "list_rulebooks", "get_rulebook",
        "update_rulebook", "delete_rulebook", "find_rulebook_by_title",
        "create_topic", "list_topics", "get_topic", "update_topic", "delete_topic",
        "create_rule", "list_rules", "list_always_on_rules",
        "get_rule", "update_rule", "delete_rule",
        "subscribe_project", "unsubscribe_project", "get_applicable_rules",
    ):
        sig = inspect.signature(getattr(svc, fn_name))
        assert "user_id" in sig.parameters, f"{fn_name} missing user_id param"


def test_rulebook_model_carries_always_on():
    """Migration 0058 added rulebooks.always_on — verify the model declares it."""
    from fabledassistant.models.rulebook import Rulebook
    assert "always_on" in Rulebook.__table__.columns
    col = Rulebook.__table__.columns["always_on"]
    assert col.nullable is False


def test_update_rulebook_route_accepts_always_on():
    """PATCH /api/rulebooks/<id> must pass always_on through to the service.

    The handler filters body keys against a whitelist; that whitelist needs to
    include always_on or toggling from the UI silently drops the field.
    """
    import inspect as _inspect
    from fabledassistant.routes import rulebooks as rb_routes
    src = _inspect.getsource(rb_routes.update_rulebook)
    assert "always_on" in src, "update_rulebook handler missing always_on in field whitelist"


def test_rule_and_subscription_handlers_callable():
    from fabledassistant.routes import rulebooks as rb_routes
    for name in (
        "list_rules", "create_rule", "get_rule", "update_rule", "delete_rule",
        "subscribe_project", "unsubscribe_project", "get_project_rules",
    ):
        assert callable(getattr(rb_routes, name))