"""Plugins page — list user packs, toggle enabled, open folder."""

import flet as ft

from gui import services as svc


def build(page: ft.Page) -> ft.Control:
    list_view = ft.Column(spacing=8, expand=True, scroll=ft.ScrollMode.AUTO)

    def render():
        list_view.controls.clear()
        packs = svc.plugins_all()
        if not packs:
            list_view.controls.append(
                ft.Column([
                    ft.Text(
                        "Плагинов пока нет. Создай папку с commands.yaml в "
                        "%APPDATA%\\com.priler.jarvis\\plugins\\, нажми «Обновить».",
                        color="#8aa0a8",
                    ),
                ])
            )
        for p in packs:
            list_view.controls.append(_pack_row(p, on_toggle=lambda n=p["name"], e=p["enabled"]: do_toggle(n, e)))
        page.update()

    def do_toggle(name: str, was_enabled: bool):
        ok, msg = svc.plugins_set_enabled(name, not was_enabled)
        page.open(ft.SnackBar(
            content=ft.Text(
                "Перезапусти main.py, чтобы применить." if ok else f"Ошибка: {msg}",
                color="white",
            ),
            bgcolor="#33d3a4" if ok else "#d8584f",
        ))
        render()

    def do_open(_):
        path = svc.plugins_open_folder()
        page.open(ft.SnackBar(content=ft.Text(f"Папка: {path}", color="white"), bgcolor="#33d3a4"))

    render()

    return ft.Column(
        [
            ft.Row([
                ft.Text("Плагины", size=24, weight=ft.FontWeight.W_700),
                ft.Row([
                    ft.OutlinedButton(text="Открыть папку", icon=ft.Icons.FOLDER_OPEN, on_click=do_open),
                    ft.FilledButton(text="Обновить", icon=ft.Icons.REFRESH, on_click=lambda e: render()),
                ]),
            ], alignment=ft.MainAxisAlignment.SPACE_BETWEEN),
            ft.Text(
                "Папки в %APPDATA%\\com.priler.jarvis\\plugins\\, "
                "каждая содержит свой commands.yaml. Изменения подхватываются после рестарта main.py.",
                color="#8aa0a8", size=12,
            ),
            list_view,
        ],
        spacing=10,
        expand=True,
    )


def _pack_row(p: dict, on_toggle) -> ft.Control:
    err = p.get("error")
    return ft.Container(
        content=ft.Column([
            ft.Row([
                ft.Text(p["name"], weight=ft.FontWeight.W_600, size=14),
                ft.Container(
                    content=ft.Text(
                        "ошибка" if err else f"{p['command_count']} команд",
                        size=10, color="white",
                    ),
                    bgcolor="#7a2c2c" if err else ("#1e6b5a" if p["enabled"] else "#404040"),
                    padding=ft.padding.symmetric(horizontal=8, vertical=2),
                    border_radius=10,
                ),
            ], alignment=ft.MainAxisAlignment.SPACE_BETWEEN),
            ft.Text(p["path"], size=10, color="#5a6a72", font_family="Cascadia Mono"),
            ft.Text(err, size=11, color="#ff8888") if err else ft.Container(height=0),
            ft.Row([
                ft.Switch(
                    value=p["enabled"],
                    on_change=lambda e: on_toggle(),
                    disabled=bool(err),
                ),
                ft.Text("Включён" if p["enabled"] else "Выключен",
                        size=11, color="#33d3a4" if p["enabled"] else "#8aa0a8"),
            ]),
        ], spacing=6),
        bgcolor="#15252b",
        border_radius=8,
        padding=12,
    )