# source: https://raw.githubusercontent.com/nakhimchea/trading_bot_server/b2c92585923100cfc777f3b7ae17782650d52746/freqtrade/user_data/strategies/TechnicalExampleStrategy.py
from pandas import DataFrame
from technical.indicators import cmf

from freqtrade.strategy import IStrategy


class Github_nakhimchea_trading_bot_server__TechnicalExampleStrategy__20221026_045457(IStrategy):
    INTERFACE_VERSION: int = 3
    minimal_roi = {
        "0": 0.15,
        "1502": 0.114,
        "2852": 0.055,
        "8101": 0
    }

    stoploss = -0.341
    
    timeframe = '4h'

    def populate_indicators(self, dataframe: DataFrame, metadata: dict) -> DataFrame:
        dataframe['cmf'] = cmf(dataframe, 21)
        
        return dataframe

    def populate_entry_trend(self, dataframe: DataFrame, metadata: dict) -> DataFrame:
        dataframe.loc[(dataframe['cmf'] < 0), 'enter_long'] = 1
        
        return dataframe

    def populate_exit_trend(self, dataframe: DataFrame, metadata: dict) -> DataFrame:
        dataframe.loc[(dataframe['cmf'] > 0), 'exit_long'] = 1
        
        return dataframe