stcs/app/telegram/handlers/start_trading.py

import asyncio
import logging.config

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

import app.telegram.keyboards.inline as kbi
import database.request as rq
from app.bybit.get_functions.get_positions import get_active_positions_by_symbol, get_active_orders_by_symbol
from app.bybit.open_positions import start_trading_cycle
from app.helper_functions import safe_float
from app.telegram.tasks.tasks import (
    add_start_task_merged,
    cancel_start_task_merged
)
from logger_helper.logger_helper import LOGGING_CONFIG

logging.config.dictConfig(LOGGING_CONFIG)
logger = logging.getLogger("start_trading")

router_start_trading = Router(name="start_trading")


@router_start_trading.callback_query(F.data == "start_trading")
async def start_trading(callback_query: CallbackQuery, state: FSMContext) -> None:
    """
    Handles the "start_trading" callback query.
    Clears the FSM state and sends a message to the user to select the trading mode.
    :param callback_query: Message
    :param state: FSMContext
    :return: None
    """
    try:
        await state.clear()
        tg_id = callback_query.from_user.id
        symbol = await rq.get_user_symbol(tg_id=callback_query.from_user.id)
        deals = await get_active_positions_by_symbol(
            tg_id=callback_query.from_user.id, symbol=symbol
        )
        position = next((d for d in deals if d.get("symbol") == symbol), None)

        if position:
            size = position.get("size", 0)
        else:
            size = 0

        if safe_float(size) > 0:
            await callback_query.answer(
                text="У вас есть активная позиция",
            )
            return

        orders = await get_active_orders_by_symbol(
            tg_id=callback_query.from_user.id, symbol=symbol)

        if orders is not None:
            await callback_query.answer(
                text="У вас есть активные ордера",
            )
            return

        conditional_data = await rq.get_user_conditional_settings(
            tg_id=callback_query.from_user.id
        )
        timer_start = conditional_data.timer_start

        cancel_start_task_merged(user_id=callback_query.from_user.id)

        async def delay_start():
            if timer_start > 0:
                await callback_query.message.edit_text(
                    text=f"Торговля будет запущена с задержкой {timer_start} мин.",
                    reply_markup=kbi.cancel_timer_merged,
                )
                await rq.set_start_timer(
                    tg_id=callback_query.from_user.id, timer_start=0
                )
                await asyncio.sleep(timer_start * 60)

            await rq.set_auto_trading(
                tg_id=callback_query.from_user.id,
                symbol=symbol,
                auto_trading=True,
            )
            await rq.set_total_fee_user_auto_trading(
                tg_id=tg_id, symbol=symbol, total_fee=0
            )
            await rq.set_fee_user_auto_trading(
                tg_id=tg_id, symbol=symbol, fee=0
            )
            res = await start_trading_cycle(
                tg_id=callback_query.from_user.id,
            )

            error_messages = {
                "Limit price is out min price": "Цена лимитного ордера меньше минимального",
                "Limit price is out max price": "Цена лимитного ордера больше максимального",
                "Risk is too high for this trade": "Риск сделки превышает допустимый убыток",
                "estimated will trigger liq": "Лимитный ордер может вызвать мгновенную ликвидацию. Проверьте параметры ордера.",
                "ab not enough for new order": "Недостаточно средств для создания нового ордера",
                "InvalidRequestError": "Произошла ошибка при запуске торговли.",
                "Order does not meet minimum order value": "Сумма ставки меньше допустимого для запуска торговли.",
                "position idx not match position mode": "Измените режим позиции, чтобы запустить торговлю",
                "Qty invalid": "Некорректное значение ставки для данного инструмента",
                "The number of contracts exceeds maximum limit allowed": "️️Превышен максимальный лимит ставки",
                "The number of contracts exceeds minimum limit allowed": "️️Лимит ставки меньше минимально допустимого",
            }

            if res == "OK":
                await callback_query.message.edit_text(text="Торговля запущена")
                await state.clear()
            else:
                await rq.set_auto_trading(
                    tg_id=callback_query.from_user.id,
                    symbol=symbol,
                    auto_trading=False,
                )
                text = error_messages.get(res, "Произошла ошибка при запуске торговли")
                await callback_query.message.edit_text(
                    text=text, reply_markup=kbi.profile_bybit
                )

        await callback_query.message.edit_text("Запуск торговли...")
        task = asyncio.create_task(delay_start())
        await add_start_task_merged(user_id=callback_query.from_user.id, task=task)

    except Exception as e:
        await callback_query.answer(text="Произошла ошибка при запуске торговли")
        logger.error(
            "Error processing command start_trading for user %s: %s",
            callback_query.from_user.id,
            e,
        )
    except asyncio.CancelledError:
        logger.error("Cancelled timer for user %s", callback_query.from_user.id)


@router_start_trading.callback_query(
    lambda c: c.data == "cancel_timer_merged"
)
async def cancel_start_trading(
    callback_query: CallbackQuery, state: FSMContext
) -> None:
    """
    Handles the "cancel_timer" callback query.
    Clears the FSM state and sends a message to the user to cancel the start trading process.
    :param callback_query: Message
    :param state: FSMContext
    :return: None
    """
    try:
        await state.clear()
        if callback_query.data == "cancel_timer_merged":
            cancel_start_task_merged(user_id=callback_query.from_user.id)
        await callback_query.message.edit_text(
            text="Запуск торговли отменен", reply_markup=kbi.profile_bybit
        )
    except Exception as e:
        await callback_query.answer("Произошла ошибка при отмене запуска торговли")
        logger.error(
            "Error processing command cancel_timer for user %s: %s",
            callback_query.from_user.id,
            e,
        )