सनशाइन सुपर ट्रेंड रणनीति

/*backtest
start: 2023-11-12 00:00:00
end: 2023-12-12 00:00:00
period: 1h
basePeriod: 15m
exchanges: [{"eid":"Futures_Binance","currency":"BTC_USDT"}]
*/

//@version=5
strategy("Sunny Supertrend Strategy", overlay=true, default_qty_type=strategy.percent_of_equity)

atrPeriod = input(10, "ATR Length")
factor = input.float(3.0, "Factor", step = 0.01)

[_, direction] = ta.supertrend(factor, atrPeriod)

shor= close > open and close[1] > open[1] and close[2] > open[2] 
lon = open > close and open[1] > close[1] and  open[2] > close[2]
tt= ta.change(direction) < 0
ss= ta.change(direction) > 0
long= tt
longexit = lon or ss
short= ss
shortexit = shor or tt

longPosMem = false
longexitPosMem = false
shortPosMem = false
shortexitPosMem = false

longPosMem := long ? true : short ? false : longPosMem[1]
longexitPosMem := longexit ? true : shortexit ? false : longexitPosMem[1]
shortPosMem := short ? true : long ? false : shortPosMem[1]
shortexitPosMem := shortexit ? true : longexit ? false : shortexitPosMem[1]

longy = long and not(longPosMem[1])
longexity = longexit and not(longexitPosMem[1])
shorty = short and not(shortPosMem[1])
shortexity = shortexit and not(shortexitPosMem[1])

//Use this to customize the look of the arrows to suit your needs.
plotshape(longy, location=location.abovebar, color=color.green, style=shape.arrowup, text="Buy")
plotshape(longexity, location=location.top, color=color.green, style=shape.xcross, text="Buy exit")
plotshape(shorty, location=location.belowbar, color=color.red, style=shape.arrowdown, text="Sell")
plotshape(shortexity, location=location.bottom, color=color.red, style=shape.xcross, text="Sell exit")


//plot(strategy.equity, title="equity", color=color.red, linewidth=2, style=plot.style_areabr)
// STEP 1:
// Make input options that configure backtest date range
startDate = input.int(title="Start Date", defval=1, minval=1, maxval=31)
startMonth = input.int(title="Start Month", 
     defval=1, minval=1, maxval=12)
startYear = input.int(title="Start Year",
     defval=2021, minval=1800, maxval=2100)

endDate = input.int(title="End Date",
     defval=1, minval=1, maxval=31)
endMonth = input.int(title="End Month",
     defval=2, minval=1, maxval=12)
endYear = input.int(title="End Year",
     defval=2021, minval=1800, maxval=2100)

// STEP 2:
// Look if the close time of the current bar
// falls inside the date range
inDateRange =  true



// STEP 3:
// Submit entry orders, but only when bar is inside date range
if (inDateRange and longy)
    strategy.entry("enter long",strategy.long,when= longy)
    strategy.close("long",when=longexity)


if (inDateRange and shorty)
    strategy.entry("enter short",strategy.short,when = shorty)
    strategy.close("short", when=shortexity)