"""
event_handler.py
SkyOS Dashboard Event Handler

Verbindet alle UI-Komponenten mit den Backend-Modulen.

Autor: Sky Meilin
Projekt: SkyOS
"""

from __future__ import annotations

import logging

logger = logging.getLogger("SkyOS.Dashboard")


# ---------------------------------------------------------
# Backend Bridge
# ---------------------------------------------------------

def process_message(message: str) -> str:
    """
    Übergangspunkt zum SkyOS Router.

    Wird später ersetzt durch:
    Router.handle(message)
    """

    return (
        "Nachricht empfangen. "
        "Die Verarbeitung übernimmt später der SkyOS Router."
    )


# ---------------------------------------------------------
# Chat Events
# ---------------------------------------------------------

def send_message(text, audio):
    """
    Standard-Chatcallback.
    """

    try:
        if text:
            user_input = text

        elif audio:
            user_input = "🎤 Spracheingabe empfangen."

        else:
            return [], "", None


        response = process_message(user_input)

        history = [
            {
                "role": "user",
                "content": user_input,
            },
            {
                "role": "assistant",
                "content": response,
            },
        ]

        return history, "", None

    except Exception:
        logger.exception("Chat-Verarbeitung fehlgeschlagen.")

        return (
            [
                {
                    "role": "assistant",
                    "content": "⚠️ Fehler bei der Verarbeitung."
                }
            ],
            "",
            None,
        )


# ---------------------------------------------------------
# Status Events
# ---------------------------------------------------------

def refresh_status():
    """
    Status-Aktualisierung.

    Später:
        StatusMonitor.get_status()
    """

    logger.info("Status aktualisiert")

    return (
        "🟢 Online",
        "🟡 Nicht verbunden",
        "🟢 Aktiv",
        "🟢 Aktiv",
        "🟢 Aktiv",
        "🟢 Aktiv",
        "🟢 Online",
        "🟢 Online",
    )


# ---------------------------------------------------------
# Header Events
# ---------------------------------------------------------

def refresh_header():
    """
    Aktualisiert die Dashboard-Uhr.
    """

    from .header import current_time

    return (
        current_time(),
    )


# ---------------------------------------------------------
# Event Registrierung
# ---------------------------------------------------------

def register_events(
    *,
    status: dict,
    stream: dict,
    chat: dict,
    navigation: dict,
):
    """
    Registriert alle Dashboard-Events.
    """

    logger.info("Registriere Dashboard Events...")


    # Chat Button

    if "send" in chat:

        chat["send"].click(
            fn=send_message,
            inputs=[
                chat["message"],
                chat["audio"],
            ],
            outputs=[
                chat["chatbot"],
                chat["message"],
                chat["audio"],
            ],
        )


    # Enter Taste

    if "message" in chat:

        chat["message"].submit(
            fn=send_message,
            inputs=[
                chat["message"],
                chat["audio"],
            ],
            outputs=[
                chat["chatbot"],
                chat["message"],
                chat["audio"],
            ],
        )


    logger.info(
        "Dashboard Events registriert."
    )