# plugins/prometheus/__init__.py
from __future__ import annotations
from typing import TYPE_CHECKING

if TYPE_CHECKING:
    from quart import Quart

_app: "Quart | None" = None


def setup(app: "Quart") -> None:
    global _app
    _app = app
    from .models import PrometheusTarget  # noqa: F401 — registers the table


def get_scheduled_tasks() -> list:
    from .scheduler import make_scrape_task
    return [make_scrape_task(_app)]


def get_blueprint():
    from .routes import prometheus_bp
    return prometheus_bp


def get_nav() -> list[dict]:
    # Surfaces in the sidebar's Infrastructure group (scraped endpoints).
    return [{"label": "Prometheus", "href": "/plugins/prometheus/"}]


def get_alert_metrics() -> dict[str, list[str]]:
    """The metric names are whatever each endpoint exposes, so the list is
    empty here and the rule form offers the names recorded so far."""
    return {"prometheus": []}


def get_audit_entities() -> dict:
    """Audit rows about a target name it and link to its page."""
    from .models import PrometheusTarget
    return {"prometheus_target": (PrometheusTarget, "/plugins/prometheus/targets/{}")}