Pine strategy: 108 point + ADX

//@version=6
strategy("NIFTY 50 - 108 Point + ADX Strategy",
     overlay=true,
     pyramiding=0,
     initial_capital=100000,
     currency=currency.INR,
     default_qty_type=strategy.fixed,
     default_qty_value=1,
     commission_type=strategy.commission.percent,
     commission_value=0.03,
     slippage=2,
     process_orders_on_close=false)

// 1. INPUTS
groupSignal = "Primary Signal"
movePoints = input.float(108.0, "Signal Movement (NIFTY points)", minval=0.05, step=1.0, group=groupSignal)
signalMode = input.string("Reversal", "Signal Logic", options=["Reversal", "Breakout"], group=groupSignal)

groupADX = "ADX Confirmation"
diLength = input.int(12, "DI Length", minval=1, group=groupADX)
adxSmoothing = input.int(12, "ADX Smoothing", minval=1, group=groupADX)
adxThreshold = input.float(25.0, "ADX Threshold", minval=1, step=0.5, group=groupADX)

groupRisk = "Risk Management"
useStop = input.bool(true, "Enable Stop Loss", group=groupRisk)
stopPoints = input.float(50.0, "Stop Loss (NIFTY points)", minval=1, group=groupRisk)
useTarget = input.bool(false, "Enable Profit Target", group=groupRisk)
targetPoints = input.float(100.0, "Profit Target (NIFTY points)", minval=1, group=groupRisk)
useEod = input.bool(true, "Close at End of Day", group=groupRisk)
eodHour = input.int(15, "EOD Hour (exchange time)", minval=0, maxval=23, group=groupRisk)
eodMinute = input.int(20, "EOD Minute", minval=0, maxval=59, group=groupRisk)

// 2. TIMEFRAME VALIDATION
is15m = timeframe.isminutes and timeframe.multiplier == 15
if barstate.isfirst and not is15m
    runtime.error("Use this strategy on a 15-minute chart.")

// 3. PRIMARY SIGNAL PROXY
// NOTE: Replace this block with Ari's exact indicator formula when available.
var float anchor = na
var int trend = 0
if barstate.isfirst
    anchor := close

bool buySignal = false
bool sellSignal = false

if barstate.isconfirmed
    if signalMode == "Reversal"
        if close >= anchor + movePoints
            buySignal := trend != 1
            if buySignal
                trend := 1
                anchor := close
        else if close <= anchor - movePoints
            sellSignal := trend != -1
            if sellSignal
                trend := -1
                anchor := close
    else
        if close >= anchor + movePoints
            buySignal := trend != 1
            if buySignal
                trend := 1
                anchor := close
        else if close <= anchor - movePoints
            sellSignal := trend != -1
            if sellSignal
                trend := -1
                anchor := close

// 4. ADX FILTER
[plusDI, minusDI, adxValue] = ta.dmi(diLength, adxSmoothing)
adxConfirmed = adxValue > adxThreshold

// 5. ENTRY AND EXIT RULES (long-only)
enterLong = buySignal and adxConfirmed
exitLong = sellSignal and adxConfirmed

if enterLong and strategy.position_size == 0
    strategy.entry("Long", strategy.long, comment="BUY + ADX")

if exitLong and strategy.position_size > 0
    strategy.close("Long", comment="SELL + ADX")

// 6. STOP LOSS AND PROFIT TARGET
if strategy.position_size > 0
    stopPrice = strategy.position_avg_price - stopPoints
    targetPrice = strategy.position_avg_price + targetPoints
    if useStop and useTarget
        strategy.exit("Risk Exit", "Long", stop=stopPrice, limit=targetPrice)
    else if useStop
        strategy.exit("Risk Exit", "Long", stop=stopPrice)
    else if useTarget
        strategy.exit("Risk Exit", "Long", limit=targetPrice)

// 7. END-OF-DAY EXIT
eodReached = hour(time_close) > eodHour or (hour(time_close) == eodHour and minute(time_close) >= eodMinute)
if useEod and eodReached and strategy.position_size > 0
    strategy.close("Long", comment="EOD Exit")

// 8/9. plotshape + alertcondition blocks omitted on this page (visual only)