"""Tray-App und App-Zustände für whisper-local."""

import enum
import threading
from typing import Callable


class AppState(enum.Enum):
    WAITING = "waiting"
    RECORDING = "recording"
    TRANSCRIBING = "transcribing"


class PystrayApp:
    """Tray-Icon via pystray — cross-platform (Windows + Linux)."""

    def __init__(self, on_settings: Callable[[], None], on_quit: Callable[[], None]):
        self._on_settings = on_settings
        self._on_quit = on_quit
        self._icon = None

    def start(self) -> None:
        """Startet pystray in einem Daemon-Thread."""
        import pystray
        from whisper_local.tray._icon import create_icon

        menu = pystray.Menu(
            pystray.MenuItem("Einstellungen", self._menu_settings),
            pystray.MenuItem("Beenden", self._menu_quit),
        )
        self._icon = pystray.Icon(
            "whisper-local",
            create_icon(AppState.WAITING),
            "whisper-local",
            menu,
        )
        thread = threading.Thread(target=self._icon.run, daemon=True)
        thread.start()

    def set_state(self, state: AppState) -> None:
        """Tauscht das Icon aus (thread-sicher)."""
        if self._icon is not None:
            from whisper_local.tray._icon import create_icon
            self._icon.icon = create_icon(state)

    def _menu_settings(self, icon, item) -> None:
        self._on_settings()

    def _menu_quit(self, icon, item) -> None:
        if self._icon is not None:
            self._icon.stop()
        self._on_quit()


class NoOpTray:
    """Platzhalter-Implementierung für nicht-Windows-Plattformen."""

    def start(self) -> None:
        pass

    def set_state(self, state: AppState) -> None:
        pass