10EMA ডাবল ক্রস ট্রেন্ড অনুসরণ করার কৌশল

/*backtest
start: 2022-12-22 00:00:00
end: 2023-12-28 00:00:00
period: 1d
basePeriod: 1h
exchanges: [{"eid":"Futures_Binance","currency":"BTC_USDT"}]
*/

//@version=5
strategy("10ema Strat 9", overlay=true, format=format.price)
//#region // inputs for candles
//time
t1 = time(timeframe.period,"0930-1500") //last hour of market is not ideal for trading
// candle status
bullish = close > open and barstate.isconfirmed
bearish = open > close and barstate.isconfirmed
bullcandle = ta.valuewhen(bullish, close, 0)
bearcandle = ta.valuewhen(bearish, close, 0)
ema1 = input.int(10, minval=1, title="short ema")
ema2 = input.int(50, minval=1, title="long ema")
ema3 = input.int(200, minval=1, title="hourly 10 ema")
//@variable Input for source
src = input(close, title="Source")
offsetema = input.int(title="Offset", defval=0, minval=-500, maxval=500)
sema = ta.ema(src, ema1)//@variable Input for smaller ema1
lema = ta.ema(src, ema2)//@variable Input for longer ema2
hema = ta.ema(src, ema3)// @variable Input for hourly ema3
bullcrosscount = ta.barssince(ta.crossover(sema,lema)) //@variable Input 10/50 cross higher
bearcrosscount = ta.barssince(ta.crossunder(sema,lema)) //@variable Input 10/50 cross lower
ideallong = bullcrosscount <= 5 //number of candles after the cross
idealshort = bearcrosscount <= 5 //number of candles after the cross

emabull = (sema > lema) and bearish and close > sema and close > hema and ideallong and t1 and barstate.isconfirmed
xemabull = ta.barssince(emabull)
dbullema = emabull and emabull[1] and xemabull <=1
bullentry = if dbullema
    ta.valuewhen(emabull[1], high + 0.05, 0)
else 
    ta.valuewhen(emabull, high + 0.05, 0)
bullentryh = dbullema ? bullentry[1] : bullentry
bullentrylow = ta.valuewhen(emabull, low - 0.05, 0)
bullstop = (bullentryh - bullentrylow) <= 1.00 ? bullentryh - 1.00 : (bullentryh - bullentrylow) <= 10.40 ? bullentrylow : na
bulltarget = (bullentryh - bullstop) * 1.62 + bullentryh

// bear setup
emabear = (sema < lema) and bullish and close < sema and close < hema and idealshort and t1 and barstate.isconfirmed
xemabear = ta.barssince(emabear)
dbearema = emabear and emabear [1] and xemabear <=1
bearentry = if dbearema
    ta.valuewhen(emabear[1], low - 0.05, 0)
else
    ta.valuewhen(emabear, low - 0.05, 0)
bearentryh = dbearema ? bearentry[1] : bearentry
bearentryhigh = ta.valuewhen(emabear, high + 0.05, 0)
bearstop = (bearentryhigh - bearentryh) <= 1.00 ? bearentryh + 1.00 : (bearentryh - bearentryhigh) <= 10.40 ? bearentryhigh : na
beartarget = bearentryh - (bearstop-bearentryh) * 1.62

bullclose = (xemabull <=7) and bullish and bullcrosscount >=1 and barstate.isconfirmed //number of candles for a close above
bearclose = (xemabear <=7) and bearish and bearcrosscount >=1 and barstate.isconfirmed //number of candles for a close below
buyzone = ta.barssince(bullclose)
shortzone =  ta.barssince(bearclose)
idealbuy = close >= bullentryh and bullclose and (buyzone<=7)
idealsell = close <= bearentryh and bearclose and (shortzone<=7)

// // bull setup on chart
// if sema > lema and xemabull < 50
//     var line line_bullentry = line.new(bar_index, na, bar_index + 1, na, color=color.rgb(0, 200, 0), style=line.style_solid, width=1)
//     if emabull
//         line.set_xy1(line_bullentry, x=bar_index, y=bullentryh)
//         line.set_xy2(line_bullentry, x=bar_index, y=bullentryh)
//         alert("EMA-bullish", alert.freq_once_per_bar_close)
//     line.set_x2(line_bullentry, x=bar_index)
//     var line line_bullstop = line.new(bar_index, na, bar_index + 1, na, color=color.rgb(250, 0, 0), style=line.style_solid, width=1)
//     if emabull
//         line.set_xy1(line_bullstop, x=bar_index, y=bullstop)
//         line.set_xy2(line_bullstop, x=bar_index, y=bullstop)
//     line.set_x2(line_bullstop, x=bar_index)    
//     var line line_bulltarget = line.new(bar_index, na, bar_index + 1, na, color=color.rgb(200, 100, 200), style=line.style_solid, width=1)
//     if emabull
//         line.set_xy1(line_bulltarget, x=bar_index, y=bulltarget)
//         line.set_xy2(line_bulltarget, x=bar_index, y=bulltarget)
//     line.set_x2(line_bulltarget, x=bar_index)

// //bear setup on chart
// if sema < lema and xemabear < 50
//     var line line_bearentry = line.new(bar_index, na, bar_index, na, color=color.rgb(0, 200, 0), style=line.style_solid, width=1)
//     if emabear
//         line.set_xy1(line_bearentry, x=bar_index, y=bearentryh)
//         line.set_xy2(line_bearentry, x=bar_index, y=bearentryh)
//         alert("EMA-bearish", alert.freq_once_per_bar_close)
//     line.set_x2(line_bearentry, x=bar_index)
//     var line line_bearstop = line.new(bar_index, na, bar_index, na, color=color.rgb(250, 0, 0), style=line.style_solid, width=1)
//     if emabear
//         line.set_xy1(line_bearstop, x=bar_index, y=bearstop)
//         line.set_xy2(line_bearstop, x=bar_index, y=bearstop)
//     line.set_x2(line_bearstop, x=bar_index)
//     var line line_beartarget = line.new(bar_index, na, bar_index, na, color=color.rgb(200, 100, 200), style=line.style_solid, width=1)
//     if emabear
//         line.set_xy1(line_beartarget, x=bar_index, y=beartarget)
//         line.set_xy2(line_beartarget, x=bar_index, y=beartarget)
//     line.set_x2(line_beartarget, x=bar_index)

//#endregion
//execution 
if idealbuy
    strategy.close("sell", comment=na)	
    strategy.entry("buy", strategy.long, limit=bullentryh, stop=bullstop, comment="buy")
strategy.exit("exit","buy", trail_points = low, trail_offset = 5, qty_percent=100, limit=bulltarget, stop=bullstop)

if idealsell
	strategy.close("buy",comment=na)
    strategy.entry("sell", strategy.short, limit=bearentryh, stop=bearstop, comment="sell")
strategy.exit("exit","sell", trail_points = low, trail_offset = 5, qty_percent=100, limit=beartarget, stop=bearstop)
// strategy.close_all(time == close_day) 
//#region // graphical analysis
//Plots
plotshape(emabull, location=location.belowbar, title='emabull')
plotshape(idealbuy, style=shape.circle, color=color.green, title="bull close")
plotshape(emabear, title='emabear')
plotshape(idealsell, location=location.belowbar, style=shape.circle, color=color.red, title="bear close")

// //Dashboard
// var label id = na
// label.delete(id)   // Delete last label
// i_offsetLabel = input(15, "Data Dashboard Offset") 
// offset = i_offsetLabel * (time - time[1])
// dynamicText = "= Bull Setup ="
// id := label.new(x=time + offset, y=open, xloc=xloc.bar_time, text=dynamicText, color=color.rgb(255, 255, 255), size=size.normal)
// label.set_textcolor(id, color.rgb(0, 0, 0))
// label.set_text(id=id, text=dynamicText)
// label.set_textalign(id, text.align_left)
// label.set_text(id=id, text=dynamicText)
// f_round( _val, _decimals) => 
//     _p = math.pow(10, _decimals)
//     math.round(math.abs(_val) * _p) / _p * math.sign(_val)
// dynamicText := dynamicText + "\n" + str.tostring(f_round(bulltarget,2)) + "  :Target"
// label.set_text(id=id, text=dynamicText)
// dynamicText := dynamicText + "\n" + str.tostring(f_round(bullentryh,2)) + "  :Entry"
// label.set_text(id=id, text=dynamicText)
// dynamicText := dynamicText + "\n" + str.tostring(f_round(bullstop,2)) + "  :Stop"
// label.set_text(id=id, text=dynamicText)
// dynamicText := dynamicText + "\n"
// label.set_text(id=id, text=dynamicText)
// dynamicText := dynamicText + "\n" + "= Bear Setup ="
// label.set_text(id=id, text=dynamicText)
// dynamicText := dynamicText + "\n" + str.tostring(f_round(bearstop,2)) + "  :Stop"
// label.set_text(id=id, text=dynamicText)
// dynamicText := dynamicText + "\n" + str.tostring(f_round(bearentryh,2)) + "  :Entry"
// label.set_text(id=id, text=dynamicText)
// dynamicText := dynamicText + "\n" + str.tostring(f_round(beartarget,2)) + "  :Target"
// label.set_text(id=id, text=dynamicText)
// //#endregion