# source: https://raw.githubusercontent.com/marcosrioj/cryptosignal/0668b2fc26ee17c51a9acf92aa6e17fe38cedc3f/user_data/strategies/Strategy004.py

# --- Do not remove these libs ---
from freqtrade.strategy import IStrategy
from typing import Dict, List
from functools import reduce
from pandas import DataFrame
from datetime import datetime
# --------------------------------

import talib.abstract as ta

class Github_marcosrioj_cryptosignal__Strategy004__20220514_010047(IStrategy):

    """
    Strategy 004
    author@: Gerald Lonlas
    github@: https://github.com/freqtrade/freqtrade-strategies

    How to use it?
    > python3 ./freqtrade/main.py -s Github_marcosrioj_cryptosignal__Strategy004__20220514_010047
    """

    # Minimal ROI designed for the strategy.
    # This attribute will be overridden if the config file contains "minimal_roi"
    minimal_roi = {
        "60":  0.01,
        "30":  0.03,
        "20":  0.04,
        "0":  0.05
    }

    # Optimal stoploss designed for the strategy
    # This attribute will be overridden if the config file contains "stoploss"
    stoploss = -0.025

    entryControlDict = {}

    # Optimal timeframe for the strategy
    timeframe = '5m'

    # trailing stoploss
    trailing_stop = False
    trailing_stop_positive = 0.01
    trailing_stop_positive_offset = 0.02

    # run "populate_indicators" only for new candle
    process_only_new_candles = False

    # Experimental settings (configuration will overide these if set)
    use_exit_signal = True
    exit_profit_only = True
    ignore_roi_if_entry_signal = False

    # Optional order type mapping
    order_types = {
        'entry': 'limit',
        'exit': 'limit',
        'stoploss': 'market',
        'stoploss_on_exchange': False
    }

    def informative_pairs(self):
        """
        Define additional, informative pair/interval combinations to be cached from the exchange.
        These pair/interval combinations are non-tradeable, unless they are part
        of the whitelist as well.
        For more information, please consult the documentation
        :return: List of tuples in the format (pair, interval)
            Sample: return [("ETH/USDT", "5m"),
                            ("BTC/USDT", "15m"),
                            ]
        """
        return []

    def populate_indicators(self, dataframe: DataFrame, metadata: dict) -> DataFrame:
        """
        Adds several different TA indicators to the given DataFrame

        Performance Note: For the best performance be frugal on the number of indicators
        you are using. Let uncomment only the indicator you are using in your strategies
        or your hyperopt configuration, otherwise you will waste your memory and CPU usage.
        """

        # ADX
        dataframe['adx'] = ta.ADX(dataframe)
        dataframe['slowadx'] = ta.ADX(dataframe, 35)

        # Commodity Channel Index: values Oversold:<-100, Overbought:>100
        dataframe['cci'] = ta.CCI(dataframe)

        # Stoch
        stoch = ta.STOCHF(dataframe, 5)
        dataframe['fastd'] = stoch['fastd']
        dataframe['fastk'] = stoch['fastk']
        dataframe['fastk-previous'] = dataframe.fastk.shift(1)
        dataframe['fastd-previous'] = dataframe.fastd.shift(1)

        # Slow Stoch
        slowstoch = ta.STOCHF(dataframe, 50)
        dataframe['slowfastd'] = slowstoch['fastd']
        dataframe['slowfastk'] = slowstoch['fastk']
        dataframe['slowfastk-previous'] = dataframe.slowfastk.shift(1)
        dataframe['slowfastd-previous'] = dataframe.slowfastd.shift(1)

        # EMA - Exponential Moving Average
        dataframe['ema5'] = ta.EMA(dataframe, timeperiod=5)

        dataframe['mean-volume'] = dataframe['volume'].mean()

        return dataframe

    def populate_entry_trend(self, dataframe: DataFrame, metadata: dict) -> DataFrame:
        """
        Based on TA indicators, populates the entry signal for the given dataframe
        :param dataframe: DataFrame
        :return: DataFrame with entry column
        """
        dataframe.loc[
            (
                (
                    (dataframe['adx'] > 50) |
                    (dataframe['slowadx'] > 26)
                ) &
                (dataframe['cci'] < -100) &

                
                (
                    (dataframe['fastk-previous'] < 20) &
                    (dataframe['fastd-previous'] < 20)
                ) &
                (
                    (dataframe['slowfastk-previous'] < 30) &
                    (dataframe['slowfastd-previous'] < 30)
                ) &
                (dataframe['fastk-previous'] < dataframe['fastd-previous']) &
                (dataframe['fastk'] > dataframe['fastd']) &
                (dataframe['mean-volume'] > 0.75) &
                (dataframe['close'] > 0.00000100)
            ),
            'enter_long'] = 1

        return dataframe

    def confirm_trade_entry(self, pair: str, order_type: str, amount: float, rate: float,
                            time_in_force: str, current_time: datetime, entry_tag: str,
                            side: str, **kwargs) -> bool:

        if pair not in self.entryControlDict:
            self.entryControlDict[pair] = []

        self.entryControlDict[pair].append(current_time)
        if (len(self.entryControlDict[pair]) < 3):
            return False

        startDatetime = self.entryControlDict[pair][0]
        endDatetime = self.entryControlDict[pair][-1]
        diff = endDatetime - startDatetime
        diff_in_minutes = diff.total_seconds() / 60

        del self.entryControlDict[pair][0]

        if (diff_in_minutes > 120):            
            return False

        return True

    def populate_exit_trend(self, dataframe: DataFrame, metadata: dict) -> DataFrame:
        """
        Based on TA indicators, populates the exit signal for the given dataframe
        :param dataframe: DataFrame
        :return: DataFrame with entry column
        """
        dataframe.loc[
            (
                (dataframe['slowadx'] < 25) &
                ((dataframe['fastk'] > 70) | (dataframe['fastd'] > 70)) &
                (dataframe['fastk-previous'] < dataframe['fastd-previous']) &
                (dataframe['close'] > dataframe['ema5'])
            ),
            'exit_long'] = 1
        return dataframe