অ্যাডাপ্টিভ ATR-ADX ট্রেন্ড স্ট্র্যাটেজি V2

/*backtest
start: 2022-11-28 00:00:00
end: 2023-12-04 00:00:00
period: 1d
basePeriod: 1h
exchanges: [{"eid":"Futures_Binance","currency":"BTC_USDT"}]
*/

//@version=2
// From mortdiggiddy's indicator to strategy
// See also: https://www.tradingview.com/u/mortdiggiddy/

strategy(title = "Adaptive ATR-ADX Trend V2", shorttitle = "Adaptive ATR V2 Strategy", overlay = true)

//Mode
src = input(title = "Source",  defval = hlc3)
atrLen = input(title = "ATR",  defval = 21, minval = 1, maxval = 100)
m1 = input(title = "ATR Multiplier - ADX Rising", type = float, defval = 3.5, minval = 1, step = 0.1, maxval = 100)
m2 = input(title = "ATR Multiplier - ADX Falling", type = float, defval = 1.75, minval = 1, step = 0.1, maxval = 100)

adxLen = input(title = "ADX",  defval = 14, minval = 1, maxval = 100)
adxThresh = input(title = "ADX Threshold",  defval = 30, minval = 1)
aboveThresh = input(true, title = "ADX Above Threshold uses ATR Falling Multiplier Even if Rising?")
useHeiken = input(false, title = "Use Heiken-Ashi Bars (Source will be ohlc4)")
    
// DI-Pos, DI-Neg, ADX

hR = change(high)
lR = -change(low)

dmPos = hR > lR ? max(hR, 0) : 0
dmNeg = lR > hR ? max(lR, 0) : 0

sTR = nz(sTR[1]) - nz(sTR[1]) / adxLen + tr
sDMPos = nz(sDMPos[1]) - nz(sDMPos[1]) / adxLen + dmPos
sDMNeg = nz(sDMNeg[1]) - nz(sDMNeg[1]) / adxLen + dmNeg

DIP = sDMPos / sTR * 100
DIN = sDMNeg / sTR * 100
DX = abs(DIP - DIN) / (DIP + DIN) * 100
adx = sma(DX, adxLen)

// Heiken-Ashi

xClose = ohlc4
xOpen = (nz(xOpen[1]) + nz(close[1])) / 2
xHigh = max(high, max(xOpen, xClose))
xLow = min(low, min(xOpen, xClose))

// Trailing ATR

v1 = abs(xHigh - xClose[1])
v2 = abs(xLow - xClose[1])
v3 = xHigh - xLow

trueRange = max(v1, max(v2, v3))
atr = useHeiken ? rma(trueRange, atrLen) : atr(atrLen)

m = rising(adx, 1) and (adx < adxThresh or not aboveThresh) ? m1 : falling(adx, 1) or (adx > adxThresh and aboveThresh) ? m2 : nz(m[1])
mUp = DIP >= DIN ? m : m2
mDn = DIN >= DIP ? m : m2

src_ = useHeiken ? xClose : src
c = useHeiken ? xClose : close
t = useHeiken ? (xHigh + xLow) / 2 : hl2

up = t - mUp * atr
dn = t + mDn * atr

TUp = max(src_[1], c[1]) > TUp[1] ? max(up, TUp[1]) : up
TDown = min(src_[1], c[1]) < TDown[1] ? min(dn, TDown[1]) : dn

trend = min(src_, min(c, close)) > TDown[1] ? 1 : max(src_, max(c, close)) < TUp[1]? -1 : nz(trend[1], 1)
stop = trend == 1 ? TUp : TDown
trendChange = change(trend)

longCondition = (trendChange > 0)
if (longCondition)
    strategy.entry("long", strategy.long)
shortCondition = (trendChange < 0)
if (shortCondition)
    strategy.entry("short", strategy.short)    
    
// Plot

lineColor = not(trendChange) ? trend > 0 ? #00FF00DD : #FF0000DD : #00000000
shapeColor = trendChange ? trendChange > 0 ? #00FF00F8 : #FF0000F8 : #00000000

plot(stop, color = lineColor, style = line, linewidth = 1, title = "ATR Trend")
plotshape(trendChange ? stop : na, style = shape.circle, size = size.tiny, location = location.absolute, color = shapeColor, title = "Change")

alertcondition(trendChange > 0, title = "ATR-ADX Change Up", message = "ATR-ADX Change Up")
alertcondition(trendChange < 0, title = "ATR-ADX Change Down", message = "ATR-ADX Change Down")

// end