from aiogram import Router
from aiogram.filters import Command, CommandObject, CommandStart
from aiogram.types import Message

from app.bot.keyboards.inline import create_lottery_keyboard, lottery_detail_keyboard, main_menu_keyboard

router = Router()


@router.message(CommandStart())
async def cmd_start(message: Message, command: CommandObject) -> None:
    # Deep-link from group announcement: /start lottery_<uuid>
    if command.args and command.args.startswith("lottery_"):
        lottery_id = command.args[len("lottery_"):]
        await message.answer(
            "🎰 Tap the button below to join the lottery:",
            reply_markup=lottery_detail_keyboard(lottery_id),
        )
        return

    await message.answer(
        "👋 Welcome to <b>TG Lottery Bot</b>!\n\n"
        "Tap the button below to get started. Use /help for more information.",
        reply_markup=main_menu_keyboard(),
        parse_mode="HTML",
    )


@router.message(Command("newlottery"))
async def cmd_new_lottery(message: Message) -> None:
    await message.answer("Create a new lottery 👇", reply_markup=create_lottery_keyboard())


@router.message(Command("mylotteries"))
async def cmd_my_lotteries(message: Message) -> None:
    await message.answer("View my lotteries 👇", reply_markup=main_menu_keyboard())


@router.message(Command("help"))
async def cmd_help(message: Message) -> None:
    await message.answer(
        "📖 <b>TG Lottery Bot</b>\n\n"
        "<b>Commands</b>\n"
        "/start - Open lottery manager\n"
        "/newlottery - Create a new lottery\n"
        "/mylotteries - View my lotteries\n"
        "/help - Show this help message\n\n"
        "📦 <b>Powered by</b> git.stdm.moe/Stardream/TGLotteryBot",
        parse_mode="HTML",
    )