list_group.py

import asyncio
import logging
import os

from aiogram import Bot, Dispatcher
from aiogram.filters import CommandStart
from aiogram.filters.state import State, StatesGroup
from aiogram.fsm.storage.memory import MemoryStorage
from aiogram.types import Message

from aiogram_dialog import (
    Dialog,
    DialogManager,
    LaunchMode,
    StartMode,
    SubManager,
    Window,
    setup_dialogs,
)
from aiogram_dialog.widgets.kbd import (
    Checkbox,
    ListGroup,
    ManagedCheckbox,
    Radio,
    Row,
)
from aiogram_dialog.widgets.text import Const, Format

API_TOKEN = os.getenv("BOT_TOKEN")


class DialogSG(StatesGroup):
    greeting = State()


def when_checked(data: dict, widget, manager: SubManager) -> bool:
    # manager for our case is already adapted for current ListGroup row
    # so `.find` returns widget adapted for current row
    # if you need to find widgets outside the row, use `.find_in_parent`
    check: ManagedCheckbox = manager.find("check")
    return check.is_checked()


async def data_getter(*args, **kwargs):
    return {
        "fruits": ["mango", "papaya", "kiwi"],
        "colors": ["blue", "pink"],
    }


dialog = Dialog(
    Window(
        Const(
            "Hello, please check you options for each item:",
        ),
        ListGroup(
            Checkbox(
                Format("✓ {item}"),
                Format("  {item}"),
                id="check",
            ),
            Row(
                Radio(
                    Format("🔘 {item} ({data[item]})"),
                    Format("⚪️ {item} ({data[item]})"),
                    id="radio",
                    item_id_getter=str,
                    items=["black", "white"],
                    # Alternatives:
                    # items=F["data"]["colors"],
                    # items=lambda d: d["data"]["colors"],
                    when=when_checked,
                ),
            ),
            id="lg",
            item_id_getter=str,
            items=["apple", "orange", "pear"],
            # Alternatives:
            # items=F["fruits"],
            # items=lambda d: d["fruits"],
        ),
        state=DialogSG.greeting,
        getter=data_getter,
    ),
    launch_mode=LaunchMode.SINGLE_TOP,
)


async def start(message: Message, dialog_manager: DialogManager):
    # it is important to reset stack because user wants to restart everything
    await dialog_manager.start(DialogSG.greeting, mode=StartMode.RESET_STACK)


async def main():
    # real main
    logging.basicConfig(level=logging.INFO)
    storage = MemoryStorage()
    bot = Bot(token=API_TOKEN)
    dp = Dispatcher(storage=storage)
    dp.include_router(dialog)
    dp.message.register(start, CommandStart())
    setup_dialogs(dp)

    await dp.start_polling(bot)


if __name__ == "__main__":
    asyncio.run(main())