"""Grafana Monitoring Dashboard Tool."""

import requests

TOOLS = [
    {
        "type": "function",
        "function": {
            "name": "get_grafana_status",
            "description": "Grafana Monitoring-Status: Health, Dashboards, Datasources, Alerts. Nutze bei 'Grafana', 'Monitoring Dashboard', 'Alerts'.",
            "parameters": {"type": "object", "properties": {}, "required": []},
        },
    },
]

GRAFANA_URL = "http://100.109.206.43:3000"
GRAFANA_USER = "admin"
GRAFANA_PASS = "astral66"


def _api(path):
    try:
        r = requests.get(
            f"{GRAFANA_URL}{path}",
            auth=(GRAFANA_USER, GRAFANA_PASS),
            timeout=10,
        )
        if r.ok:
            return r.json()
        return None
    except Exception:
        return None


def handle_get_grafana_status(**kw):
    health = _api("/api/health")
    if not health:
        return "Grafana nicht erreichbar (http://100.109.206.43:3000)"

    lines = [f"Grafana v{health.get('version', '?')} — DB: {health.get('database', '?')}"]
    lines.append(f"URL: https://grafana.orbitalo.net")

    datasources = _api("/api/datasources") or []
    lines.append(f"\nDatasources: {len(datasources)}")
    if datasources:
        for ds in datasources:
            lines.append(f"  {ds.get('name', '?')} ({ds.get('type', '?')}) — {'aktiv' if ds.get('access') else 'inaktiv'}")
    else:
        lines.append("  Keine konfiguriert — Prometheus muss noch als Datasource hinzugefuegt werden")

    dashboards = _api("/api/search?type=dash-db") or []
    lines.append(f"\nDashboards: {len(dashboards)}")
    for db in dashboards[:10]:
        lines.append(f"  {db.get('title', '?')} (/{db.get('uri', '?')})")
    if not dashboards:
        lines.append("  Keine Dashboards vorhanden")

    alerts = _api("/api/alertmanager/grafana/api/v2/alerts") or []
    if alerts:
        firing = [a for a in alerts if a.get("status", {}).get("state") == "active"]
        lines.append(f"\nAlerts: {len(alerts)} gesamt, {len(firing)} aktiv")
        for a in firing[:5]:
            labels = a.get("labels", {})
            lines.append(f"  {labels.get('alertname', '?')} — {labels.get('severity', '?')}")
    else:
        lines.append("\nAlerts: keine")

    return "\n".join(lines)


HANDLERS = {
    "get_grafana_status": handle_get_grafana_status,
}