SetChartType(ChartType.HEIKIN_ASHI);
#
def haClose = ohlc4;
def haOpen = if haOpen[1] == 0 then haClose[1] else (haOpen[1] + haClose[1]) / 2;
def haHigh = Max(high, Max(haClose, haOpen));
def haLow = Min(low, Min(haClose, haOpen));
def haColor = haClose > haOpen;
#
#Addlabel(1,hacolor);
#
plot trendUp = haColor and !haColor[1];
#trendUp.SetDefaultColor(Color.CYAN);
#trendUp.SetPaintingStrategy(PaintingStrategy.BOOLEAN_ARROW_UP);
#
plot trenddown = !haColor and haColor[1];
#trendDown.SetDefaultColor(Color.MAGENTA);
#trendDown.SetPaintingStrategy(PaintingStrategy.BOOLEAN_ARROW_DOWN);
#
AddOrder(OrderType.Buy_To_Open, trendUp, close[1], 1, Color.MAGENTA,Color.MAGENTA, "BTO");
AddOrder(OrderType.Sell_To_Close, trenddown, close[2],1, Color.MAGENTA, Color.MAGENTA,"STC");
AddOrder(OrderType.Sell_To_Open, trenddown, close[1], 1,Color.MAGENTA,Color.MAGENTA,"STO");
AddOrder(OrderType.Buy_To_Close, trendup, close, 1,Color.MAGENTA,Color.MAGENTA,"BTC");