# adapter/telegram/handlers/settings.py
from __future__ import annotations

from aiogram import F, Router
from aiogram.filters import Command
from aiogram.fsm.context import FSMContext
from aiogram.types import CallbackQuery, Message

from adapter.telegram.keyboards.settings import (
    back_keyboard,
    safety_keyboard,
    settings_main_keyboard,
    skills_keyboard,
)
from adapter.telegram.states import SettingsState
from core.handler import EventDispatcher
from core.protocol import SettingsAction

router = Router(name="settings")


@router.message(Command("settings"))
async def cmd_settings(message: Message, state: FSMContext) -> None:
    await state.set_state(SettingsState.menu)
    await message.answer("⚙️ Настройки", reply_markup=settings_main_keyboard())


@router.callback_query(F.data == "settings:back")
async def cb_settings_back(callback: CallbackQuery, state: FSMContext) -> None:
    await state.set_state(SettingsState.menu)
    await callback.message.edit_text("⚙️ Настройки", reply_markup=settings_main_keyboard())
    await callback.answer()


@router.callback_query(F.data == "settings:skills")
async def cb_skills(callback: CallbackQuery, state: FSMContext, dispatcher: EventDispatcher) -> None:
    platform_user_id = str(callback.from_user.id)

    settings = await dispatcher._platform.get_settings(platform_user_id)
    await callback.message.edit_text(
        "🧩 Скиллы\nНажмите для переключения:",
        reply_markup=skills_keyboard(settings.skills),
    )
    await callback.answer()


@router.callback_query(F.data.startswith("toggle_skill:"))
async def cb_toggle_skill(
    callback: CallbackQuery,
    state: FSMContext,
    dispatcher: EventDispatcher,
) -> None:
    skill = callback.data.split(":", 1)[1]
    platform_user_id = str(callback.from_user.id)

    settings = await dispatcher._platform.get_settings(platform_user_id)
    current = settings.skills.get(skill, False)
    action = SettingsAction(
        action="toggle_skill",
        payload={"skill": skill, "enabled": not current},
    )
    await dispatcher._platform.update_settings(platform_user_id, action)

    settings = await dispatcher._platform.get_settings(platform_user_id)
    await callback.message.edit_reply_markup(reply_markup=skills_keyboard(settings.skills))
    await callback.answer(f"{'Включён' if not current else 'Выключен'}: {skill}")


@router.callback_query(F.data == "settings:safety")
async def cb_safety(callback: CallbackQuery, state: FSMContext, dispatcher: EventDispatcher) -> None:
    platform_user_id = str(callback.from_user.id)

    settings = await dispatcher._platform.get_settings(platform_user_id)
    await callback.message.edit_text(
        "🔒 Безопасность\nПодтверждение перед выполнением:",
        reply_markup=safety_keyboard(settings.safety),
    )
    await callback.answer()


@router.callback_query(F.data.startswith("toggle_safety:"))
async def cb_toggle_safety(
    callback: CallbackQuery,
    state: FSMContext,
    dispatcher: EventDispatcher,
) -> None:
    trigger = callback.data.split(":", 1)[1]
    platform_user_id = str(callback.from_user.id)

    settings = await dispatcher._platform.get_settings(platform_user_id)
    current = settings.safety.get(trigger, False)
    action = SettingsAction(
        action="set_safety",
        payload={"trigger": trigger, "enabled": not current},
    )
    await dispatcher._platform.update_settings(platform_user_id, action)

    settings = await dispatcher._platform.get_settings(platform_user_id)
    await callback.message.edit_reply_markup(reply_markup=safety_keyboard(settings.safety))
    await callback.answer()


@router.callback_query(F.data == "settings:soul")
async def cb_soul_menu(callback: CallbackQuery, state: FSMContext) -> None:
    await state.set_state(SettingsState.soul_editing)
    await state.update_data(soul_field=None)
    await callback.message.edit_text(
        "🧠 Личность агента\n\nЧто хотите изменить?\n\n"
        "Отправьте: name: <имя агента>\n"
        "Или: instructions: <инструкции>\n\n"
        "Или нажмите Назад.",
        reply_markup=back_keyboard(),
    )
    await callback.answer()


@router.message(SettingsState.soul_editing)
async def handle_soul_input(
    message: Message,
    state: FSMContext,
    dispatcher: EventDispatcher,
) -> None:
    text = message.text or ""
    platform_user_id = str(message.from_user.id)

    if ":" in text:
        field, _, value = text.partition(":")
        field = field.strip().lower()
        value = value.strip()
        if field in ("name", "instructions"):
            action = SettingsAction(
                action="set_soul",
                payload={"field": field, "value": value},
            )
            await dispatcher._platform.update_settings(platform_user_id, action)
            await message.answer(f"✅ {field} обновлено.")
            await state.set_state(SettingsState.menu)
            await message.answer("⚙️ Настройки", reply_markup=settings_main_keyboard())
            return

    await message.answer(
        "Формат: name: <имя> или instructions: <инструкции>\n"
        "Пример: name: Алекс"
    )


@router.callback_query(F.data == "settings:connectors")
async def cb_connectors(callback: CallbackQuery) -> None:
    await callback.message.edit_text(
        "🔗 Коннекторы\n\nОAuth-интеграции — скоро.",
        reply_markup=back_keyboard(),
    )
    await callback.answer()


@router.callback_query(F.data == "settings:plan")
async def cb_plan(callback: CallbackQuery, dispatcher: EventDispatcher) -> None:
    platform_user_id = str(callback.from_user.id)

    settings = await dispatcher._platform.get_settings(platform_user_id)
    plan = settings.plan
    text = (
        f"💳 Подписка\n\n"
        f"Тариф: {plan.get('name', '?')}\n"
        f"Токены: {plan.get('tokens_used', 0)} / {plan.get('tokens_limit', 0)}"
    )
    await callback.message.edit_text(text, reply_markup=back_keyboard())
    await callback.answer()