# pragma pylint: disable=missing-docstring, invalid-name, pointless-string-statement

from pandas import DataFrame

from coingro.strategy import IStrategy, informative, merge_informative_pair


class InformativeDecoratorTest(IStrategy):
    """
    Strategy used by tests coingro bot.
    Please do not modify this strategy, it's  intended for internal use only.
    Please look at the SampleStrategy in the user_data/strategy directory
    or strategy repository https://github.com/freqtrade/freqtrade-strategies
    for samples and inspiration.
    """

    INTERFACE_VERSION = 2
    stoploss = -0.10
    timeframe = "5m"
    startup_candle_count: int = 20

    def informative_pairs(self):
        # Intentionally return 2 tuples, must be converted to 3 in compatibility code
        return [
            ("NEO/USDT", "5m"),
            ("NEO/USDT", "15m", ""),
            ("NEO/USDT", "2h", "futures"),
        ]

    def populate_buy_trend(self, dataframe: DataFrame, metadata: dict) -> DataFrame:
        dataframe["buy"] = 0
        return dataframe

    def populate_sell_trend(self, dataframe: DataFrame, metadata: dict) -> DataFrame:
        dataframe["sell"] = 0
        return dataframe

    # Decorator stacking test.
    @informative("30m")
    @informative("1h")
    def populate_indicators_1h(self, dataframe: DataFrame, metadata: dict) -> DataFrame:
        dataframe["rsi"] = 14
        return dataframe

    # Simple informative test.
    @informative("1h", "NEO/{stake}")
    def populate_indicators_neo_1h(self, dataframe: DataFrame, metadata: dict) -> DataFrame:
        dataframe["rsi"] = 14
        return dataframe

    # Quote currency different from stake currency test.
    @informative("1h", "ETH/BTC", candle_type="spot")
    def populate_indicators_eth_btc_1h(self, dataframe: DataFrame, metadata: dict) -> DataFrame:
        dataframe["rsi"] = 14
        return dataframe

    # Formatting test.
    @informative("30m", "NEO/{stake}", "{column}_{BASE}_{QUOTE}_{base}_{quote}_{asset}_{timeframe}")
    def populate_indicators_btc_1h_2(self, dataframe: DataFrame, metadata: dict) -> DataFrame:
        dataframe["rsi"] = 14
        return dataframe

    # Custom formatter test
    @informative("30m", "ETH/{stake}", fmt=lambda column, **kwargs: column + "_from_callable")
    def populate_indicators_eth_30m(self, dataframe: DataFrame, metadata: dict) -> DataFrame:
        dataframe["rsi"] = 14
        return dataframe

    def populate_indicators(self, dataframe: DataFrame, metadata: dict) -> DataFrame:
        # Strategy timeframe indicators for current pair.
        dataframe["rsi"] = 14
        # Informative pairs are available in this method.
        dataframe["rsi_less"] = dataframe["rsi"] < dataframe["rsi_1h"]

        # Mixing manual informative pairs with decorators.
        informative = self.dp.get_pair_dataframe("NEO/USDT", "5m", "")
        informative["rsi"] = 14
        dataframe = merge_informative_pair(dataframe, informative, self.timeframe, "5m", ffill=True)

        return dataframe