//@version=6
strategy("Renko Two Brick Strategy", overlay=true, default_qty_type=strategy.fixed, default_qty_value=1, initial_capital=10000, commission_value=0.05, commission_type=strategy.commission.percent, slippage=1)

// ============================================
// تنظیمات پارامترها
// ============================================

brickSize = input.float(10.0, "سایز آجر رنکو", step=0.5)
riskReward = input.float(3.0, "نسبت ریسک به ریوارد", step=0.5)

// ============================================
// محاسبه آجرهای رنکو
// ============================================

var float lastBrickClose = na
var int brickDirection = 0
var float lastBrickHigh = na
var float lastBrickLow = na

// مقداردهی اولیه
if na(lastBrickClose)
    lastBrickClose := close
    lastBrickHigh := high
    lastBrickLow := low

// محاسبه تغییرات قیمت از آخرین آجر
priceChange = close - lastBrickClose

// تشخیص تشکیل آجر جدید
newBrick = false
if math.abs(priceChange) >= brickSize
    newBrick := true
    
    // تعیین جهت آجر جدید
    if priceChange >= brickSize
        brickDirection := 1
        lastBrickHigh := close
        lastBrickLow := close - brickSize
    else if priceChange <= -brickSize
        brickDirection := -1
        lastBrickHigh := close + brickSize
        lastBrickLow := close
    
    lastBrickClose := close

// ============================================
// تشخیص الگوی دو آجر متوالی همرنگ
// ============================================

var int prevDirection1 = 0
var int prevDirection2 = 0

if newBrick
    prevDirection2 := prevDirection1
    prevDirection1 := brickDirection

// دو آجر سبز پشت سر هم
twoGreenBricks = (prevDirection1 == 1 and prevDirection2 == 1)

// دو آجر قرمز پشت سر هم
twoRedBricks = (prevDirection1 == -1 and prevDirection2 == -1)

// ============================================
// متغیرهای مدیریت سیگنال
// ============================================

var float lastEntryPrice = na
var int barsSinceLastEntry = 0

barsSinceLastEntry := na(lastEntryPrice) ? 0 : barsSinceLastEntry + 1

// ============================================
// منطق ورود و خروج معاملات
// ============================================

// سیگنال خرید
if twoGreenBricks and not twoGreenBricks[1]
    entryPrice = close
    stopLoss = entryPrice - (brickSize * 2)
    risk = entryPrice - stopLoss
    takeProfit = entryPrice + (risk * riskReward)
    
    // ثبت سیگنال روی چارت
    label.new(bar_index, low, "BUY\n" + 
         "Entry: " + str.tostring(entryPrice, "#.##") + "\n" +
         "SL: " + str.tostring(stopLoss, "#.##") + "\n" +
         "TP: " + str.tostring(takeProfit, "#.##"),
         color=color.new(color.green, 0), textcolor=color.white, style=label.style_label_up)
    
    // اجرای معامله خرید
    strategy.entry("Long", strategy.long)
    strategy.exit("Long TP/SL", "Long", stop=stopLoss, limit=takeProfit)
    
    lastEntryPrice := entryPrice
    barsSinceLastEntry := 0

// سیگنال فروش
if twoRedBricks and not twoRedBricks[1]
    entryPrice = close
    stopLoss = entryPrice + (brickSize * 2)
    risk = stopLoss - entryPrice
    takeProfit = entryPrice - (risk * riskReward)
    
    label.new(bar_index, high, "SELL\n" +
         "Entry: " + str.tostring(entryPrice, "#.##") + "\n" +
         "SL: " + str.tostring(stopLoss, "#.##") + "\n" +
         "TP: " + str.tostring(takeProfit, "#.##"),
         color=color.new(color.red, 0), textcolor=color.white, style=label.style_label_down)
    
    strategy.entry("Short", strategy.short)
    strategy.exit("Short TP/SL", "Short", stop=stopLoss, limit=takeProfit)
    
    lastEntryPrice := entryPrice
    barsSinceLastEntry := 0

// ============================================
// نمایش علامت‌های سیگنال روی چارت
// ============================================

plotshape(twoGreenBricks and not twoGreenBricks[1], 
     title="سیگنال خرید", location=location.belowbar,
     color=color.new(color.green, 0), style=shape.triangleup, size=size.small)
plotshape(twoRedBricks and not twoRedBricks[1], 
     title="سیگنال فروش", location=location.abovebar,
     color=color.new(color.red, 0), style=shape.triangledown, size=size.small)

// ============================================
// نمایش اطلاعات در جدول
// ============================================

var table infoTable = table.new(position.top_right, 3, 4, bgcolor=color.new(color.gray, 90), border_width=1)

if barstate.islast
    table.cell(infoTable, 0, 0, "Parameter", text_color=color.white)
    table.cell(infoTable, 1, 0, "Value", text_color=color.white)
    table.cell(infoTable, 0, 1, "Brick Size", text_color=color.white)
    table.cell(infoTable, 1, 1, str.tostring(brickSize), text_color=color.white)
    table.cell(infoTable, 0, 2, "Risk:Reward", text_color=color.white)
    table.cell(infoTable, 1, 2, str.tostring(riskReward), text_color=color.white)
    table.cell(infoTable, 0, 3, "Net Profit", text_color=color.white)
    table.cell(infoTable, 1, 3, str.tostring(strategy.netprofit, "#.##"), text_color=strategy.netprofit > 0 ? color.green : color.red)

// ============================================
// هشدارها
// ============================================

alertcondition(twoGreenBricks and not twoGreenBricks[1], title="🔵 سیگنال خرید", message="خرید: دو آجر سبز پشت سر هم")
alertcondition(twoRedBricks and not twoRedBricks[1], title="🔴 سیگنال فروش", message="فروش: دو آجر قرمز پشت سر هم")