from __future__ import annotations

from collections.abc import Callable

import flet as ft

from app.models import EngineState, RunMode
from app.theme import card


def connection_card(
    state: EngineState,
    mode: RunMode,
    backend: str,
    on_slide: Callable[[ft.ControlEvent], object],
    enabled: bool = True,
) -> ft.Control:
    labels = {
        EngineState.STOPPED: "Отключено",
        EngineState.STARTING: "Подключение…",
        EngineState.RUNNING: "Подключено",
        EngineState.STOPPING: "Отключение…",
        EngineState.ERROR: "Ошибка",
        EngineState.UNSUPPORTED: "Недоступно",
    }
    return card(
        ft.Column(
            [
                ft.Text(labels[state], size=26, weight=ft.FontWeight.W_600),
                ft.Text(f"{backend} · {mode.value}", color=ft.Colors.OUTLINE),
                ft.Slider(
                    min=0,
                    max=1,
                    divisions=1,
                    value=1 if state in {EngineState.RUNNING, EngineState.STARTING} else 0,
                    label="Подключено"
                    if state is EngineState.RUNNING
                    else "Проведите для подключения" if enabled else "Недоступно",
                    disabled=not enabled,
                    on_change=on_slide if enabled else None,
                ),
            ],
            spacing=8,
        )
    )


def section_title(title: str, subtitle: str | None = None) -> ft.Control:
    controls: list[ft.Control] = [ft.Text(title, size=20, weight=ft.FontWeight.W_600)]
    if subtitle:
        controls.append(ft.Text(subtitle, color=ft.Colors.OUTLINE))
    return ft.Column(controls, spacing=2)