This script matches a Trigram for the current candle from its pattern Bullish/Bearish: Marubozu, Hammer, Inverted Hammer, Spinning Top.
The source for Trigram to candlestick pattern can be found online. I'm missing the reputation to add the link here.
Heaven = Bearish Marubozu
Earth = Bullish Marubozu
Thunder = Bearish Spinning Top
Water = Bullish Inverted...