Estratégia de arbitragem

//@version=6
strategy("Arbitrage Strategy", overlay=true)
// Multi-factor: trend + momentum + volume confluence
trendLen = input.int(50,  "Trend EMA")
rsiLen   = input.int(14,  "RSI Length")
volLen   = input.int(20,  "Volume EMA")
ema50    = ta.ema(close, trendLen)
r        = ta.rsi(close, rsiLen)
avgVol   = ta.ema(volume, volLen)
// All three factors must align
longSignal  = close > ema50 and r > 50 and r < 70 and volume > avgVol * 1.2
shortSignal = close < ema50 and r < 50 and volume > avgVol * 1.2
if longSignal
    strategy.entry("Long", strategy.long)
if shortSignal
    strategy.close("Long")
plot(ema50, "Trend EMA", color=color.orange)

def fast = ExpAverage(close, 13);
def slow = ExpAverage(close, 34);
def rsi = RSI(length = 14);
def buySignal = fast > slow and rsi < 65;
def sellSignal = fast < slow or rsi > 75;
AddOrder(OrderType.BUY_AUTO, buySignal, close, 1, Color.GREEN, Color.GREEN, "System Buy");
AddOrder(OrderType.SELL_AUTO, sellSignal, close, 1, Color.RED, Color.RED, "System Exit");
plot FastLine = fast;
FastLine.SetDefaultColor(Color.CYAN);
plot SlowLine = slow;
SlowLine.SetDefaultColor(Color.ORANGE);