Gold Trading Signals + Trendlines + Patterns

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//version=5
indicator("Gold Trading Signals + Trendlines + Patterns", overlay=true)

// === تنظیمات ورودی ===
emaShortLength = input.int(50, title="EMA Short Length", minval=1)
emaLongLength = input.int(200, title="EMA Long Length", minval=1)
rsiLength = input.int(14, title="RSI Length", minval=1)
atrMultiplierSL = input.float(1.5, title="ATR Multiplier for Stop Loss", minval=0.1)
tpMultiplier = input.float(2.0, title="Take Profit Multiplier", minval=1.0)
pivotLookback = input.int(5, title="Pivot Lookback Period", minval=2)

// === اندیکاتورها ===
emaShort = ta.ema(close, emaShortLength)
emaLong = ta.ema(close, emaLongLength)
rsi = ta.rsi(close, rsiLength)
atr = ta.atr(14)

// === قوانین ورود ===
longCondition = close > emaShort and emaShort > emaLong and rsi > 40
shortCondition = close < emaShort and emaShort < emaLong and rsi < 60

// === مدیریت ریسک ===
stopLossLong = close - atr * atrMultiplierSL
takeProfitLong = close + atr * atrMultiplierSL * tpMultiplier

stopLossShort = close + atr * atrMultiplierSL
takeProfitShort = close - atr * atrMultiplierSL * tpMultiplier

// === سیگنال‌های بصری ===
plotshape(series=longCondition, style=shape.labelup, location=location.belowbar, color=color.green, text="BUY", size=size.small)
plotshape(series=shortCondition, style=shape.labeldown, location=location.abovebar, color=color.red, text="SELL", size=size.small)

if longCondition
line.new(x1=bar_index, y1=stopLossLong, x2=bar_index + 10, y2=stopLossLong, color=color.red, width=1, style=line.style_dotted)
line.new(x1=bar_index, y1=takeProfitLong, x2=bar_index + 10, y2=takeProfitLong, color=color.green, width=1, style=line.style_dotted)

if shortCondition
line.new(x1=bar_index, y1=stopLossShort, x2=bar_index + 10, y2=stopLossShort, color=color.red, width=1, style=line.style_dotted)
line.new(x1=bar_index, y1=takeProfitShort, x2=bar_index + 10, y2=takeProfitShort, color=color.green, width=1, style=line.style_dotted)

// === خطوط روند ===
// محاسبه سقف‌ها و کف‌ها (Pivot Points)
pivotHigh = ta.pivothigh(high, pivotLookback, pivotLookback)
pivotLow = ta.pivotlow(low, pivotLookback, pivotLookback)

// رسم خطوط روند بر اساس سقف‌ها و کف‌ها
var line upTrendline = na
var line downTrendline = na

if (not na(pivotLow))
if (na(upTrendline))
upTrendline := line.new(x1=bar_index[pivotLookback], y1=pivotLow, x2=bar_index, y2=low, color=color.green, width=1, style=line.style_solid)
else
line.set_xy2(upTrendline, bar_index, low)

if (not na(pivotHigh))
if (na(downTrendline))
downTrendline := line.new(x1=bar_index[pivotLookback], y1=pivotHigh, x2=bar_index, y2=high, color=color.red, width=1, style=line.style_solid)
else
line.set_xy2(downTrendline, bar_index, high)

// === الگوهای قیمتی ===
// شناسایی مثلث (Triangle)
isTriangle = ta.crossover(emaShort, emaLong) or ta.crossunder(emaShort, emaLong)

if isTriangle
label.new(bar_index, high, "Triangle", style=label.style_circle, color=color.orange, textcolor=color.white)

// === نمایش EMA‌ها ===
plot(emaShort, color=color.blue, title="EMA 50", linewidth=2)
plot(emaLong, color=color.red, title="EMA 200", linewidth=2)

// === نمایش RSI ===
hline(70, "Overbought (70)", color=color.gray, linestyle=hline.style_dotted)
hline(30, "Oversold (30)", color=color.gray, linestyle=hline.style_dotted)