"""
File that contains the configuration for Hyperopt
"""


def hyperopt_optimize_conf() -> dict:
    """
    This function is used to define which parameters Hyperopt must used.
    The "pair_whitelist" is only used is your are using Hyperopt with MongoDB,
    without MongoDB, Hyperopt will use the pair your have set in your config file.
    :return:
    """
    return {
        'max_open_trades': 3,
        'stake_currency': 'BTC',
        'stake_amount': 0.01,
        "minimal_roi": {
            '40': 0.0,
            '30': 0.01,
            '20': 0.02,
            '0': 0.04,
        },
        'stoploss': -0.10,
        "bid_strategy": {
            "ask_last_balance": 0.0
        },
        "exchange": {
            "pair_whitelist": [
                "BTC_ETH",
                "BTC_LTC",
                "BTC_ETC",
                "BTC_DASH",
                "BTC_ZEC",
                "BTC_XLM",
                "BTC_NXT",
                "BTC_POWR",
                "BTC_ADA",
                "BTC_XMR"
            ]
        }
    }