Gold Triple EMA [trugurpala]

//@version=6
// Gold / XAUUSD — Triple EMA Trend Strategy
// Author: Ugur Pala · github.com/trugurpala/pinescriptv6
// TradingView: https://tr.tradingview.com/u/trugurpala/
//
// TR: Üç EMA'nın hizalanması ile trend yönünde giriş yapar.
//     Altın için optimize edilmiş — uzun vadeli trend takibi.
//     ADX filtresi ile yeterli trend gücü olduğunda işlem yapar.
// EN: Enters when three EMAs align in trend direction.
//     Optimised for Gold — long-term trend following.
//     ADX filter ensures sufficient trend strength.
//
// Sembol / Symbol: COMEX:GC1! veya OANDA:XAUUSD
// Önerilen TF / Recommended TF: 1H, 4H, 1D
strategy("Gold Triple EMA [trugurpala]",
    overlay           = true,
    initial_capital   = 10000,
    default_qty_type  = strategy.percent_of_equity,
    default_qty_value = 5,
    commission_type   = strategy.commission.percent,
    commission_value  = 0.03,
    slippage          = 2)

// ── Inputs ───────────────────────────────────────────────────────────────────
int   e1Len    = input.int(8,   "EMA 1 (Fast)", minval=1)
int   e2Len    = input.int(21,  "EMA 2 (Mid)",  minval=1)
int   e3Len    = input.int(55,  "EMA 3 (Slow)", minval=1)
int   adxLen   = input.int(14,  "ADX Length",   minval=1)
float adxMin   = input.float(20, "ADX Min",     minval=10, maxval=40)
int   atrLen   = input.int(14,  "ATR",          minval=1)
float slMult   = input.float(1.5, "SL Mult",    step=0.1)
float tpMult   = input.float(3.0, "TP Mult",    step=0.1)
bool  longOnly = input.bool(true, "Long Only (Gold bull bias)")

// ── Calculations ─────────────────────────────────────────────────────────────
float ema1  = ta.ema(close, e1Len)
float ema2  = ta.ema(close, e2Len)
float ema3  = ta.ema(close, e3Len)
float atrVal = ta.atr(atrLen)

[diPlus, diMinus, adxVal] = ta.dmi(adxLen, adxLen)
bool  trendStrong = adxVal >= adxMin

// Tam hizalama
bool  bullAlign   = ema1 > ema2 and ema2 > ema3
bool  bearAlign   = ema1 < ema2 and ema2 < ema3

// Yeni hizalama oluştu mu?
bool  prevBull    = ema1[1] > ema2[1] and ema2[1] > ema3[1]
bool  prevBear    = ema1[1] < ema2[1] and ema2[1] < ema3[1]
bool  longEntry   = bullAlign and not prevBull and trendStrong
bool  shortEntry  = bearAlign and not prevBear and trendStrong and not longOnly

// ── Entries ──────────────────────────────────────────────────────────────────
if longEntry
    strategy.entry("Long", strategy.long)
    strategy.exit("Long Exit", "Long",
        stop  = close - slMult * atrVal,
        limit = close + tpMult * atrVal)

if shortEntry
    strategy.entry("Short", strategy.short)
    strategy.exit("Short Exit", "Short",
        stop  = close + slMult * atrVal,
        limit = close - tpMult * atrVal)

// Hizalama bozulunca kapat / Close when alignment breaks
if strategy.position_size > 0 and not bullAlign
    strategy.close("Long",  comment="Alignment Lost")
if strategy.position_size < 0 and not bearAlign
    strategy.close("Short", comment="Alignment Lost")

// ── Visuals ──────────────────────────────────────────────────────────────────
color c = bullAlign ? color.green : bearAlign ? color.red : color.gray
plot(ema1, "EMA 8",  c, linewidth=1)
plot(ema2, "EMA 21", c, linewidth=2)
plot(ema3, "EMA 55", c, linewidth=3)
bgcolor(bullAlign ? color.new(color.green, 95) : bearAlign ? color.new(color.red, 95) : na)
plotshape(longEntry,  "Long",  shape.triangleup,   location.belowbar, color.green, size=size.normal)
plotshape(shortEntry, "Short", shape.triangledown, location.abovebar, color.red,   size=size.normal)

// ── Alerts (alert() — strategy içinde çalışır) ───────────────────────────────
if longEntry
    alert("Gold Triple EMA Long — " + str.tostring(close, "#.##"), alert.freq_once_per_bar)
if shortEntry
    alert("Gold Triple EMA Short — " + str.tostring(close, "#.##"), alert.freq_once_per_bar)