SPX AbuBasel Scalping PRO – Stable

//version=5
indicator("SPX AbuBasel Scalping PRO – Stable", overlay=true, precision=2)

// ==== Inputs ====
lenRSI = input.int(7, "RSI Length")
tp1ATR = input.float(0.35, "TP1 ATR Factor", step=0.05)
tp2ATR = input.float(0.70, "TP2 ATR Factor", step=0.05)
tp3ATR = input.float(1.00, "TP3 ATR Factor", step=0.05)
slATR = input.float(0.45, "SL ATR Factor", step=0.05)
useVol = input.bool(true, "Use Volume Filter")

// ==== Indicators ====
rsi = ta.rsi(close, lenRSI)
vwap = ta.vwap
atr = ta.atr(14)

// Bollinger Bands
basis = ta.sma(close, 20)
dev = 2.0 * ta.stdev(close, 20)
upper = basis + dev
lower = basis - dev

// Volume filter
volOK = volume > ta.sma(volume, 20)

// Divergence
bullDiv = low < low[1] and rsi > rsi[1]
bearDiv = high > high[1] and rsi < rsi[1]

// Reversal candles
bullCandle = close > open and close > high[1]
bearCandle = close < open and close < low[1]

// VWAP slope
trendUp = vwap > vwap[2]
trendDown = vwap < vwap[2]

// ==== Entry Conditions ====
buySig = bullDiv and bullCandle and close > vwap and trendUp and (not useVol or volOK) and close < lower
sellSig = bearDiv and bearCandle and close < vwap and trendDown and (not useVol or volOK) and close > upper

// ==== Targets ====
tp1 = buySig ? close + atr * tp1ATR : sellSig ? close - atr * tp1ATR : na
tp2 = buySig ? close + atr * tp2ATR : sellSig ? close - atr * tp2ATR : na
tp3 = buySig ? close + atr * tp3ATR : sellSig ? close - atr * tp3ATR : na
sl = buySig ? close - atr * slATR : sellSig ? close + atr * slATR : na

// ==== Plot Signals ====
plotshape(buySig, title="BUY", style=shape.labelup, color=color.green, text="BUY", size=size.small)
plotshape(sellSig, title="SELL", style=shape.labeldown, color=color.red, text="SELL", size=size.small)

// ==== Draw Levels ====
if buySig or sellSig
line.new(bar_index, tp1, bar_index + 1, tp1, extend=extend.right, color=color.new(color.green, 0))
line.new(bar_index, tp2, bar_index + 1, tp2, extend=extend.right, color=color.new(color.lime, 0))
line.new(bar_index, tp3, bar_index + 1, tp3, extend=extend.right, color=color.new(color.green, 40))
line.new(bar_index, sl, bar_index + 1, sl, extend=extend.right, color=color.new(color.red, 0))

// ==== Alerts ====
alertcondition(buySig, "SPX BUY", "AbuBasel PRO: BUY Signal")
alertcondition(sellSig, "SPX SELL", "AbuBasel PRO: SELL Signal")