# all files / technicalindicators/lib/candlestick/ DownsideTasukiGap.js

100% Statements 22/22
100% Branches 9/9
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    1×const CandlestickFinder = require('./CandlestickFinder');

    class DownsideTasukiGap extends CandlestickFinder {
        constructor() {
            super();
            this.requiredCount  = 3;
            this.name = 'DownsideTasukiGap';
        }
        logic (data) {
            let firstdaysOpen   = data.open[0];
            let firstdaysClose  = data.close[0];
            let firstdaysHigh   = data.high[0];
            let firstdaysLow    = data.low[0]
            let seconddaysOpen  = data.open[1];
            let seconddaysClose = data.close[1];
            let seconddaysHigh  = data.high[1];
            let seconddaysLow   = data.low[1];
            let thirddaysOpen   = data.open[2];
            let thirddaysClose  = data.close[2];
            let thirddaysHigh   = data.high[2];
            let thirddaysLow    = data.low[2];

            let isFirstBearish       = firstdaysClose < firstdaysOpen;
            let isSecondBearish      = seconddaysClose < seconddaysOpen;
            let isThirdBullish       = thirddaysClose > thirddaysOpen;
            let isFirstGapExists     = seconddaysHigh < firstdaysLow;
            let isDownsideTasukiGap  = ((seconddaysOpen > thirddaysOpen) &&
                                       (seconddaysClose < thirddaysOpen) &&
                                       (thirddaysClose > seconddaysOpen) &&
                                       (thirddaysClose < firstdaysClose));

            return (isFirstBearish && isSecondBearish && isThirdBullish && isFirstGapExists && isDownsideTasukiGap);

       }
    }

    module.exports = DownsideTasukiGap;