Hybrid Strategy with Position Control & Breakout Filter

//version=6
indicator('Hybrid Strategy with Position Control & Breakout Filter', overlay=true)

// === INPUTS ===
emaFastLen = input.int(8, 'Fast EMA')
emaSlowLen = input.int(21, 'Slow EMA')
rsiLen = input.int(14, 'RSI Length')
rsiOverbought = input.int(70, 'RSI Overbought')
rsiOversold = input.int(30, 'RSI Oversold')
macdFast = input.int(12, 'MACD Fast')
macdSlow = input.int(26, 'MACD Slow')
macdSignal = input.int(9, 'MACD Signal')
volatilityMultiplier = input.float(1.0, 'ATR Multiplier for Volatility Filter')

// === CALCULATIONS ===
emaFast = ta.ema(close, emaFastLen)
emaSlow = ta.ema(close, emaSlowLen)
rsi = ta.rsi(close, rsiLen)
[macdLine, signalLine, _] = ta.macd(close, macdFast, macdSlow, macdSignal)
atr = ta.atr(14)

// === VOLATILITY FILTER ===
volatilityThreshold = ta.sma(atr, 14) * volatilityMultiplier
isVolatile = atr > volatilityThreshold

// === OPENING SPIKE LOGIC (first 15 mins of session only) ===
sessionStart = timestamp("America/New_York", year, month, dayofmonth, 9, 30)
first15Min = time >= sessionStart and time < sessionStart + 15 * 60 * 1000
openingBreakout = first15Min and close > open and ta.change(close) > atr * 1.5

// === POSITION TRACKING ===
var int position = 0 // 0 = no position, 1 = long, -1 = short

// === ENTRY CONDITIONS ===
longCondition = ((ta.crossover(emaFast, emaSlow) and rsi < rsiOverbought and macdLine > signalLine and isVolatile) or openingBreakout) and position != 1
shortCondition = ta.crossunder(emaFast, emaSlow) and rsi > rsiOversold and macdLine < signalLine and isVolatile and position != -1

// === EXIT CONDITIONS ===
exitLong = ta.crossunder(emaFast, emaSlow)
exitShort = ta.crossover(emaFast, emaSlow)

// === SIGNAL PLOTS ===
buySignal = longCondition
sellSignal = shortCondition

plotshape(buySignal, title='Buy Signal', location=location.belowbar, color=color.green, style=shape.triangleup, size=size.small, text='BUY')
plotshape(sellSignal, title='Sell Signal', location=location.abovebar, color=color.red, style=shape.triangledown, size=size.small, text='SELL')

// === STATE MANAGEMENT ===
if (longCondition)
position := 1
if (shortCondition)
position := -1

if (exitLong and position == 1)
position := 0
if (exitShort and position == -1)
position := 0

// === PLOT EMAs ===
plot(emaFast, color=color.orange, title='Fast EMA')
plot(emaSlow, color=color.blue, title='Slow EMA')