import logging from datetime import datetime, timedelta, timezone from typing import Any, Dict from freqtrade.persistence import Trade from freqtrade.plugins.protections import IProtection, ProtectionReturn logger = logging.getLogger(__name__) class CooldownPeriod(IProtection): def __init__(self, config: Dict[str, Any], protection_config: Dict[str, Any]) -> None: super().__init__(config, protection_config) self._stop_duration = protection_config.get('stop_duration', 60) def _reason(self) -> str: """ LockReason to use """ return (f'Cooldown period for {self._stop_duration} min.') def short_desc(self) -> str: """ Short method description - used for startup-messages """ return (f"{self.name} - Cooldown period of {self._stop_duration} min.") def _cooldown_period(self, pair: str, date_now: datetime, ) -> ProtectionReturn: """ Get last trade for this pair """ look_back_until = date_now - timedelta(minutes=self._stop_duration) filters = [ Trade.is_open.is_(False), Trade.close_date > look_back_until, Trade.pair == pair, ] trade = Trade.get_trades(filters).first() if trade: self.log_on_refresh(logger.info, f"Cooldown for {pair} for {self._stop_duration}.") until = trade.close_date.replace( tzinfo=timezone.utc) + timedelta(minutes=self._stop_duration) return True, until, self._reason() return False, None, None def global_stop(self, date_now: datetime) -> ProtectionReturn: """ Stops trading (position entering) for all pairs This must evaluate to true for the whole period of the "cooldown period". :return: Tuple of [bool, until, reason]. If true, all pairs will be locked with until """ # Not implemented for cooldown period. return False, None, None def stop_per_pair(self, pair: str, date_now: datetime) -> ProtectionReturn: """ Stops trading (position entering) for this pair This must evaluate to true for the whole period of the "cooldown period". :return: Tuple of [bool, until, reason]. If true, this pair will be locked with until """ return self._cooldown_period(pair, date_now)