Chiến lược theo xu hướng sử dụng đường trung bình động EMA kép và chỉ báo ATR

/*backtest
start: 2023-10-15 00:00:00
end: 2023-11-14 00:00:00
period: 1d
basePeriod: 1h
exchanges: [{"eid":"Futures_Binance","currency":"BTC_USDT"}]
*/

//@version=5
strategy("Refactored Advanced EMA Cross with Normalized ATR Filter, Controlling ADX", shorttitle="ALP V5", overlay=true)

// Initialize variables to track if a buy order has been placed and number of periods since the last buy
var bool hasBought = false
var int barCountSinceBuy = 0

// Define EMA periods
emaShort = ta.ema(close, 8)
emaLong = ta.ema(close, 20)

// Define ATR period and normalization
atrLength = 14
atrValue = ta.atr(atrLength)
maxHistoricalATR = ta.highest(atrValue, 20)
minHistoricalATR = ta.lowest(atrValue, 20)
normalizedATR = (atrValue - minHistoricalATR) / (maxHistoricalATR - minHistoricalATR)

// Define ADX parameters
adxValue = ta.rma(close, 14)
adxHighLevel = 30
isADXHigh = adxValue > adxHighLevel

// Initialize risk management variables
var float stopLossPercent = na
var float takeProfitPercent = na
var float trailingStop = na

// Calculate USD strength (simplified)
usd_strength = close / ta.ema(close, 50) - 1

// Adjust risk parameters based on USD strength
if (usd_strength > 0)
    stopLossPercent := 3
    takeProfitPercent := 6
else
    stopLossPercent := 4
    takeProfitPercent := 8

// Initialize position variable
var float positionPrice = na

// Volume filter
minVolume = ta.sma(volume, 14) * 1.5
isVolumeHigh = volume > minVolume



// Piyasa yönü için süper trend göstergesi
[supertrendValue, supertrendDirection] = ta.supertrend(4, 14)  // Use a factor of 3 and ATR period of 10
bool isBullMarket = supertrendDirection < 0
bool isBearMarket = supertrendDirection > 0

// Yükselen piyasa için alım koşulu
buyConditionBull = isBullMarket and ta.crossover(emaShort, emaLong) and normalizedATR > 0.2
// Düşen piyasa için alım koşulu
buyConditionBear = isBearMarket and ta.crossover(emaShort, emaLong) and normalizedATR > 0.5
// Genel alım koşulu
buyCondition = buyConditionBull or buyConditionBear

// Yükselen ve düşen piyasalar için farklı satış koşulları
sellConditionBull = isBullMarket and (ta.crossunder(emaShort, emaLong) or isADXHigh)
sellConditionBear = isBearMarket and (ta.crossunder(emaShort, emaLong) or isADXHigh)
// Genel satış koşulu
sellCondition = sellConditionBull or sellConditionBear


// Buy condition
if (buyCondition)
    strategy.entry("Buy", strategy.long)
    positionPrice := close
    hasBought := true // Set the flag to true when a buy order is placed
    barCountSinceBuy := 0 // Reset the bar counter when a buy order is placed

// Increase the bar counter if a buy has been executed
if (hasBought)
    barCountSinceBuy := barCountSinceBuy + 1

// Calculate stop-loss and take-profit levels
longStopLoss = positionPrice * (1 - stopLossPercent / 100)
longTakeProfit = positionPrice * (1 + takeProfitPercent / 100)


// Final Sell condition, now also checks if a buy has occurred before and if at least 5 periods have passed
finalSellCondition = sellCondition and hasBought and barCountSinceBuy >= 3 and isVolumeHigh

if (finalSellCondition)
    strategy.close("Buy")
    positionPrice := na
    hasBought := false // Reset the flag when a sell order is placed
    barCountSinceBuy := 0 // Reset the bar counter when a buy order is closed

// Implement stop-loss, take-profit, and trailing stop
strategy.exit("Stop Loss", "Buy", stop=longStopLoss)
strategy.exit("Take Profit", "Buy", limit=longTakeProfit)
//strategy.exit("Trailing Stop", "Buy", trail_price=close, trail_offset=trailingStop * close / 100)


var label l = na

if (buyCondition)
    l := label.new(bar_index, high, text="buy triggered " + str.tostring(usd_strength))
    label.delete(l[1])

if (finalSellCondition)
    l := label.new(bar_index, high, text="sell triggered " + str.tostring(usd_strength))
    label.delete(l[1])

// Plot signals
plotshape(series=buyCondition, title="Buy Signal", location=location.belowbar, color=color.green, style=shape.labelup, text="Buy")
plotshape(series=finalSellCondition, title="Sell Signal", location=location.abovebar, color=color.red, style=shape.labeldown, text="Sell")