ShopBot/handlers/user/catalog.py

from aiogram import types

from load import dp, bot, messages
from utils.database.market import Catalog
from keyboard.inline.catalog import item_list
from keyboard.default.main_menu import back_to_main_menu


@dp.message_handler(lambda x: x.text == messages.catalog)
async def catalog(message: types.Message):
    items = Catalog.get_catalog()
    if not items:
        await bot.send_message(message.chat.id, "Каталог пуст:(")
        return
    item = items[0]
    await bot.send_message(message.chat.id, messages.catalog, reply_markup=back_to_main_menu)
    await bot.send_photo(
        chat_id=message.chat.id,
        photo=item["image"],
        caption=messages.product_message.format(
            name=item["name"],
            description=item["description"],
            price=item['price']
        ),
        parse_mode="Markdown",
        reply_markup=item_list(items=len(items))
    )