from aiogram.types import CallbackQuery
from aiogram_dialog import DialogManager
from aiogram_dialog.widgets.kbd import Button, Select

from app.infrastructure.database.crud import (
    register_user_to_event,
    unregister_user_to_event,
)

from .getters import registration_getter


async def on_event_selected(
    callback: CallbackQuery,
    widget: Select,
    manager: DialogManager,
    item_id: str,
):
    manager.dialog_data["selected_event"] = int(item_id)
    await manager.next()


async def change_registration(
    callback: CallbackQuery,
    widget: Button,
    manager: DialogManager,
    **kwargs,
):
    user = manager.middleware_data["user"]
    event_id = manager.dialog_data["selected_event"]
    if (await registration_getter(manager))["is_registered_to_event"]:
        await unregister_user_to_event(
            manager.middleware_data["session"], user.id, event_id
        )
    else:
        if not user.phone:
            await callback.answer("Пожалуйста, заполните ваш номер телефона в профиле", show_alert=True)
        else:
            await register_user_to_event(
                manager.middleware_data["session"], user.id, event_id
            )