Consolidation Breakout Signal

//version=5
indicator("Consolidation Breakout Signal", overlay=true, timeframe="")

// Inputs
length = input.int(20, "Consolidation Lookback")
atrMult = input.float(1.5, "ATR Breakout Multiplier")
bbLength = input.int(20, "Bollinger Band Length")
bbMult = input.float(2.0, "Bollinger Band Width Multiplier")

// ATR for volatility
atr = ta.atr(length)

// Bollinger Bands for consolidation
basis = ta.sma(close, bbLength)
dev = bbMult * ta.stdev(close, bbLength)
upperBB = basis + dev
lowerBB = basis - dev
bbWidth = (upperBB - lowerBB) / basis * 100

// Define consolidation as narrow BB width
consolidation = bbWidth < ta.sma(bbWidth, length)

// Breakout conditions
breakUp = consolidation and close > upperBB and close > close[1] + atrMult * atr
breakDown = consolidation and close < lowerBB and close < close[1] - atrMult * atr

// Plot Bollinger Bands
plot(upperBB, "Upper BB", color=color.new(color.blue, 70))
plot(lowerBB, "Lower BB", color=color.new(color.blue, 70))

// Plot signals
plotshape(breakUp, title="Breakout Up", style=shape.labelup, color=color.green, text="UP 🔼", size=size.large, location=location.belowbar)
plotshape(breakDown, title="Breakout Down", style=shape.labeldown, color=color.red, text="DOWN 🔽", size=size.large, location=location.abovebar)

// Alerts
alertcondition(breakUp, title="Breakout Up Alert", message="Big Up Move Likely 🚀")
alertcondition(breakDown, title="Breakout Down Alert", message="Big Down Move Likely 📉")