LazyBear কম্প্রেশন মোমেন্টাম ইন্ডিকেটরের উপর ভিত্তি করে পরিমাণগত ট্রেডিং কৌশল

/*backtest
start: 2024-01-05 00:00:00
end: 2024-02-04 00:00:00
period: 2h
basePeriod: 15m
exchanges: [{"eid":"Futures_Binance","currency":"BTC_USDT"}]
*/

// @version=4
// Strategy based on LazyBear Squeeze Momentum Indicator
// © Bitduke
// All scripts: https://www.tradingview.com/u/Bitduke/#published-scripts

strategy(shorttitle="SMS", title="Squeeze Momentum Strategy", overlay=false )

length = input(12, title="BB Length")
mult = input(2.0, title="BB MultFactor")
lengthKC = input(16, title="KC Length")
mult_kc = input(1.5, title="KC MultFactor")


//FILTERS
useMomAverage = input(false, title="Filter for Momenutum value", type=input.bool)
MomentumMin = input(20, title="Min for momentum")

// Calculate BB
src = ohlc4

ma_1 = sma(src, length)
ma_2 = sma(src, lengthKC)
range_ma = sma(high - low, lengthKC)

dev = mult * stdev(src, length)

upper_bb = ma_1 + dev
lower_bb = ma_1 - dev

upper_kc = ma_2 + range_ma * mult_kc
lower_kc = ma_2 - range_ma * mult_kc

sqz_on = lower_bb > lower_kc and upper_bb < upper_kc
sqz_off = lower_bb < lower_kc and upper_bb > upper_kc
no_sqz = sqz_on == false and sqz_off == false

val = linreg(src - avg(avg(highest(hl2, lengthKC), lowest(low, lengthKC)), sma(hl2, lengthKC)), lengthKC, 0)

bcolor = iff(val > 0, iff(val > nz(val[1]), color.lime, color.green), iff(val < nz(val[1]), color.red, color.maroon))
scolor = no_sqz ? color.blue : sqz_on ? color.black : color.aqua
plot(val, color=bcolor, style=plot.style_histogram, linewidth=4)
plot(0, color=scolor, style=plot.style_cross, linewidth=2)

//LOGIC
//momentum filter
filterMom = useMomAverage ? abs(val) > MomentumMin / 100000 ? true : false : true

//standard condition
longCondition = scolor[1] != color.aqua and scolor == color.aqua and bcolor == color.lime and filterMom
exitLongCondition = bcolor == color.green
shortCondition = scolor[1] != color.aqua and scolor == color.aqua and bcolor == color.red and filterMom
exitShortCondition = bcolor == color.maroon

// Risk Management Sysyem
stop_loss = input(defval = 600, title="Stop Loss", minval = 0)
take_profit = input(defval = 1000, title="Take Profit", minval = 0)
trailing_stop = input(defval = 20, title="Trailing Stop", minval = 0)
// If the zero value is set for stop loss, take profit or trailing stop, then the function is disabled
s_loss = stop_loss >= 1 ? stop_loss : na
tk_profit = take_profit >= 1 ? take_profit : na
tr_stop = trailing_stop >= 1 ? trailing_stop : na


//STRATEGY
strategy.entry("SQ_Long", strategy.long, when=longCondition)
strategy.exit("Exit Long", from_entry = "SQ_Long", profit = take_profit, trail_points = trailing_stop, loss = s_loss)
strategy.close("SQ_Long", exitLongCondition)

strategy.entry("SQ_Short", strategy.short, when=shortCondition)
strategy.exit("Exit Short", from_entry = "SQ_Short", profit = take_profit, trail_points = trailing_stop, loss = s_loss )
strategy.close("SQ_Short", when=exitShortCondition)