// Fahodi Mean Reversion Strategy
// Generated from stocks.basem.ai
// TradingView Pine Script v5

//@version=5
strategy("Fahodi Mean Reversion", overlay=true, default_qty_type=strategy.percent_of_equity, default_qty_value=5)

// Parameters
rsiLength = input.int(14, "RSI Length", minval=2)
rsiOversold = input.int(30, "RSI Oversold", minval=10, maxval=50)
bbLength = input.int(20, "Bollinger Length", minval=5)
bbMult = input.float(2.0, "Bollinger Multiplier", minval=0.5, step=0.1)
smaFilter = input.int(200, "SMA Filter Length", minval=50)
atrLength = input.int(14, "ATR Length")
atrStopMult = input.float(2.0, "ATR Stop Multiplier", minval=0.5, step=0.5)

// Indicators
rsi = ta.rsi(close, rsiLength)
[bbMiddle, bbUpper, bbLower] = ta.bb(close, bbLength, bbMult)
sma200 = ta.sma(close, smaFilter)
atr = ta.atr(atrLength)
volAvg = ta.sma(volume, 20)

// Entry: RSI oversold + at lower BB + above SMA200
longCondition = rsi < rsiOversold and close <= bbLower and close > sma200
// Strong entry: add volume confirmation
strongEntry = longCondition and volume > volAvg * 1.5

// Exit: price reaches middle BB (mean reversion target)
exitCondition = close >= bbMiddle

// Strategy execution
if strongEntry
    strategy.entry("MR Long", strategy.long)
    strategy.exit("MR Exit", "MR Long", stop=close - atr * atrStopMult, limit=bbMiddle)

if exitCondition and strategy.position_size > 0
    strategy.close("MR Long")

// Plots
plot(sma200, "SMA 200", color=color.gray, linewidth=2)
plot(bbUpper, "BB Upper", color=color.blue, linewidth=1, style=plot.style_linebr)
plot(bbMiddle, "BB Middle", color=color.blue, linewidth=1, style=plot.style_linebr)
plot(bbLower, "BB Lower", color=color.blue, linewidth=1, style=plot.style_linebr)

// Background color on signal
bgcolor(longCondition ? color.new(color.green, 90) : na)