উন্নত ডাবল মুভিং এভারেজ এবং সুপার ট্রেন্ড কম্বিনেশন ট্রেডিং কৌশল

/*backtest
start: 2024-02-22 00:00:00
end: 2024-07-01 00:00:00
period: 1h
basePeriod: 1h
exchanges: [{"eid":"Binance","currency":"ETH_USDT"}]
*/

//@version=5
strategy("Advanced Supertrend + EMA Strategy", overlay=true)

// =================== PARAMETER INPUTS ===================
// EMA Parameters
emaFastLength = input.int(5, "Fast EMA", minval=1, maxval=50, group="EMA Settings")
emaSlowLength = input.int(20, "Slow EMA", minval=1, maxval=100, group="EMA Settings")

// Supertrend Parameters
atrPeriod = input.int(10, "ATR Period", minval=1, maxval=50, group="Supertrend Settings")
factor = input.float(3.0, "Factor", step=0.1, group="Supertrend Settings")

// =================== CALCULATIONS ===================
// EMA Calculations
emaFast = ta.ema(close, emaFastLength)
emaSlow = ta.ema(close, emaSlowLength)

// Supertrend Calculation
[supertrend, direction] = ta.supertrend(factor, atrPeriod)

// =================== SIGNAL GENERATION ===================
// EMA Crossovers
emaCrossUp = ta.crossover(emaFast, emaSlow)
emaCrossDown = ta.crossunder(emaFast, emaSlow)

// Supertrend Signals
stUp = direction < 0
stDown = direction > 0

// Buy and Sell Conditions
longCondition = emaCrossUp and stUp
shortCondition = emaCrossDown and stDown

// =================== GRAPHICAL INDICATORS ===================
// EMA Lines
plot(emaFast, color=color.new(color.blue, 0), linewidth=2, title="Fast EMA")
plot(emaSlow, color=color.new(color.red, 0), linewidth=2, title="Slow EMA")

// Supertrend Line
supertrendColor = direction < 0 ? color.green : color.red
plot(supertrend, color=supertrendColor, linewidth=2, title="Supertrend")

// Buy-Sell Signals
plotshape(longCondition, title="Buy", text="BUY", location=location.belowbar, 
     color=color.green, style=shape.labelup, size=size.normal, textcolor=color.white)

plotshape(shortCondition, title="Sell", text="SELL", location=location.abovebar, 
     color=color.red, style=shape.labeldown, size=size.normal, textcolor=color.white)

// =================== STRATEGY EXECUTIONS ===================
if (longCondition)
    strategy.entry("Long", strategy.long)

if (shortCondition)
    strategy.close("Long")

// =================== INFORMATION TABLE ===================
var table infoTable = table.new(position.bottom_right, 2, 4, bgcolor=color.new(color.black, 90))

// Signal Status
signalText = ""
signalColor = color.white
if (longCondition)
    signalText := "BUY SIGNAL"
    signalColor := color.green
if (shortCondition)
    signalText := "SELL SIGNAL"
    signalColor := color.red

// Table Content
table.cell(infoTable, 0, 0, "CURRENT SIGNAL", bgcolor=color.new(color.blue, 90))
table.cell(infoTable, 1, 0, signalText, text_color=signalColor)

table.cell(infoTable, 0, 1, "EMA TREND")
table.cell(infoTable, 1, 1, emaFast > emaSlow ? "UP" : "DOWN", 
     text_color=emaFast > emaSlow ? color.green : color.red)

table.cell(infoTable, 0, 2, "SUPERTREND")
table.cell(infoTable, 1, 2, direction < 0 ? "UP" : "DOWN", 
     text_color=direction < 0 ? color.green : color.red)

// Last Trade Information
table.cell(infoTable, 0, 3, "LAST TRADE")
table.cell(infoTable, 1, 3, longCondition ? "BUY" : shortCondition ? "SELL" : "-", 
     text_color=longCondition ? color.green : shortCondition ? color.red : color.white)