"""Prometheus Server-Metriken Tools."""

from core import prometheus_client

TOOLS = [
    {
        "type": "function",
        "function": {
            "name": "get_server_metrics",
            "description": "Server-Metriken (CPU, RAM, Disk, Netzwerk) von Prometheus. Ohne host = Uebersicht aller Server.",
            "parameters": {
                "type": "object",
                "properties": {
                    "host": {"type": "string", "description": "Hostname fuer Detail-Ansicht (optional)"}
                },
                "required": [],
            },
        },
    },
    {
        "type": "function",
        "function": {
            "name": "get_server_warnings",
            "description": "Aktuelle Server-Warnungen: hohe CPU, volle Disks, wenig RAM etc.",
            "parameters": {"type": "object", "properties": {}, "required": []},
        },
    },
]


def handle_get_server_metrics(host=None, **kw):
    if host:
        return prometheus_client.format_host_detail(host)
    return prometheus_client.format_overview()


def handle_get_server_warnings(**kw):
    warnings = prometheus_client.get_warnings()
    return "\n".join(warnings) if warnings else "Keine Warnungen — alle Werte normal."


HANDLERS = {
    "get_server_metrics": handle_get_server_metrics,
    "get_server_warnings": handle_get_server_warnings,
}