Heiken ashi stratgy

hi i want to find a stock with heiken ashi 15 min candle. if a red candle engulf by green candle or green candle engulf by red candle … i want only alert about this … next i will take trade with my money management stratgy. i want to use zerodha pi & i want aleart in all nifty 20,nifty 200 stocks its not easy to check every chart in 15 mints… i want aleart after engulf happen in any stock… please help pe frnds & zerodha … i dont want to use any indicator … no macd.or rsi… on heikenashi chart candle with engulfing…

As tradescript and scanner on pi works only with candle stick OHLC , it is not possible to scan or generate alerts based on heiken ashi for now.