Chiến lược giao dịch xác nhận động lượng RSI đa bộ lọc

/*backtest
start: 2024-05-21 00:00:00
end: 2025-05-20 08:00:00
period: 1d
basePeriod: 1d
exchanges: [{"eid":"Futures_Binance","currency":"ETH_USDT"}]
*/

// This Pine Script™ code is subject to the terms of the Mozilla Public License 2.0 at https://mozilla.org/MPL/2.0/
// © nioboi

// Best settings already at default. 
// Use at BTCUSDT 5m chart
// strategy properties: start with 100 usdt capital, set order size to be 20 usdt
// for indicator use (buy sell signals only), rightclick on chart and disable "Trades On Chart"

//@version=6
strategy("Volume FIltered RSI Buy/Sell Strategy", overlay=true, process_orders_on_close=true, commission_value=0.055, initial_capital=100, currency=currency.USDT, pyramiding=1)

// =========================================
// Input Groups
// =========================================
string rsi_group = "RSI"
string atr_sl_finder_group = "ATR SL Finder"
string trade_execution_group = "Strategy Execution"
string supertrend_group = "Supertrend Filter"
string range_filter_group = "Range Detector Filter"

// =========================================
// RSI Calculation
// =========================================
rsi_ob = input.int(70, "Overbought Level", group=rsi_group)
rsi_os = input.int(30, "Oversold Level", group=rsi_group)
rsiLengthInput = input.int(14, minval=1, title="RSI Length", group=rsi_group)
rsiSourceInput = input.source(close, "Source", group=rsi_group)

change = ta.change(rsiSourceInput)
up = ta.rma(math.max(change, 0), rsiLengthInput)
down = ta.rma(-math.min(change, 0), rsiLengthInput)
rsi = down == 0 ? 100 : up == 0 ? 0 : 100 - (100 / (1 + up / down))

rsi_can_long = rsi[1] < rsi_os and rsi >= rsi_os
rsi_can_short = rsi[1] > rsi_ob and rsi <= rsi_ob

// =========================================
// Candle Body Conditions
// =========================================
isBullCandle = close > open and (math.abs(close - open) > (high - low) * 0.5)
isBearCandle = close < open and (math.abs(close - open) > (high - low) * 0.5)

// =========================================
// Volume Filter
// =========================================
has_volume = volume >= ta.sma(volume, 14)

// Initial can_long and can_short
can_long = rsi_can_long and isBullCandle and has_volume
can_short = rsi_can_short and isBearCandle and has_volume

// =========================================
// Supertrend Filter
// =========================================
useSupertrendFilter = input.bool(false, "Use Supertrend Filter", group=supertrend_group)
st_tf = input.timeframe("", "Supertrend Timeframe", group=supertrend_group)
atrPeriod = input.int(10, "ATR Length", minval=1, group=supertrend_group)
factor = input.float(3.0, "Factor", minval=0.01, step=0.01, group=supertrend_group)

[supertrendVal, directionVal] = request.security(syminfo.tickerid, st_tf, ta.supertrend(factor, atrPeriod))

if useSupertrendFilter
    can_long := can_long and directionVal < 0 and close > supertrendVal
    can_short := can_short and directionVal > 0 and close < supertrendVal

// =========================================
// ATR SL Finder © Veryfid
// =========================================
atrlength = input.int(title='Length', defval=14, minval=1, group=atr_sl_finder_group)
smoothing = input.string(title='Smoothing', defval='RMA', options=['RMA','SMA','EMA','WMA'], group=atr_sl_finder_group)
m = input(3.5, 'Multiplier', group=atr_sl_finder_group)
src1 = high
src2 = low

ma_function(source, length) =>
    if smoothing == 'RMA'
        ta.rma(source, length)
    else
        if smoothing == 'SMA'
            ta.sma(source, length)
        else
            if smoothing == 'EMA'
                ta.ema(source, length)
            else
                ta.wma(source, length)

x = ma_function(ta.tr(true), atrlength) * m + src1 // SHORT SL
x2 = src2 - ma_function(ta.tr(true), atrlength) * m // LONG SL

p1 = plot(x, title="ATR Short Stop Loss", color=#ffffff18)
p2 = plot(x2, title="ATR Long Stop Loss", color=#ffffff18)

// =========================================
// Strategy Execution
// =========================================
tradeDirection = input.string("Both", "Trade Direction", ["Long Only","Short Only","Both"], group=trade_execution_group)
risk_reward_ratio = input.float(1.5, "Risk Reward Ratio", group=trade_execution_group)
exit_strategy = input.string("Fixed Percent", "Exit Strategy", ["ATR","Fixed Percent"], group=trade_execution_group)
SLPercent = input.float(0.5, "Stoploss Percent (%)", group=trade_execution_group)

enterLong = can_long and (tradeDirection == "Long Only" or tradeDirection == "Both")
enterShort = can_short and (tradeDirection == "Short Only" or tradeDirection == "Both")

var bool plotMarkers_long = false
var float sl_long = na
var float tp2_long = na
var float entryPrice_long = na

var bool plotMarkers_short = false
var float sl_short = na
var float tp2_short = na
var float entryPrice_short = na

if exit_strategy == "ATR"
    // Long Entries
    if enterLong and strategy.position_size == 0
        entryPrice_long := close
        sl_long := x2
        risk = entryPrice_long - sl_long
        tp2_long := entryPrice_long + (risk_reward_ratio * risk)
        strategy.entry("Long", strategy.long)
        strategy.exit("Exit Long", "Long", limit=tp2_long, stop=sl_long)
    // Short Entries
    if enterShort and strategy.position_size == 0
        entryPrice_short := close
        sl_short := x
        risk = sl_short - entryPrice_short
        tp2_short := entryPrice_short - (risk_reward_ratio * risk)
        strategy.entry("Short", strategy.short)
        strategy.exit("Exit Short", "Short", limit=tp2_short, stop=sl_short)

if exit_strategy == "Fixed Percent"
    // Long Entries
    if enterLong and strategy.position_size == 0
        entryPrice_long := close
        sl_long := close * (1 - SLPercent / 100)
        risk = entryPrice_long - sl_long
        tp2_long := entryPrice_long + (risk_reward_ratio * risk)
        strategy.entry("Long", strategy.long)
        strategy.exit("Exit Long", "Long", limit=tp2_long, stop=sl_long)
    // Short Entries
    if enterShort and strategy.position_size == 0
        entryPrice_short := close
        sl_short := close * (1 + SLPercent / 100)
        risk = sl_short - entryPrice_short
        tp2_short := entryPrice_short - (risk_reward_ratio * risk)
        strategy.entry("Short", strategy.short)
        strategy.exit("Exit Short", "Short", limit=tp2_short, stop=sl_short)

// Entry Visual Flags
if strategy.position_size == 0
    plotMarkers_long := false
    plotMarkers_short := false
if strategy.position_size > 0
    plotMarkers_long := true
    plotMarkers_short := false
else if strategy.position_size < 0
    plotMarkers_long := false
    plotMarkers_short := true

// SL and TP Lines
longEntryMarker = plot(plotMarkers_long ? entryPrice_long : na, "Entry Marker L", color=na)
longSLMarker = plot(plotMarkers_long ? sl_long : na, "SL Marker L", color=#ff000050, linewidth=1, style=plot.style_linebr)
longTP2Marker = plot(plotMarkers_long ? tp2_long : na, "TP2 Marker L", color=#1100ff50, linewidth=1, style=plot.style_linebr)

plotshape(enterLong and strategy.position_size == 0, "BUY", shape.triangleup, location.belowbar, color.green, text="BUY", size=size.small, textcolor=color.green)
plotshape(enterShort and strategy.position_size == 0, "SELL", shape.triangledown, location.abovebar, color.red, text="SELL", size=size.small, textcolor=color.red)

shortEntryMarker = plot(plotMarkers_short ? entryPrice_short : na, "Entry Marker S", color=na)
shortSLMarker = plot(plotMarkers_short ? sl_short : na, "SL Marker S", color=#ff000050, linewidth=1, style=plot.style_linebr)
shortTP2Marker = plot(plotMarkers_short ? tp2_short : na, "TP2 Marker S", color=#1100ff50, linewidth=1, style=plot.style_linebr)

// SL and TP Fills
fill(plot1=longEntryMarker, plot2=longSLMarker, title="Long SL BG Fill", color=#b2283320)
fill(plot1=longEntryMarker, plot2=longTP2Marker, title="Long TP BG Fill", color=#08998120)
fill(plot1=shortEntryMarker, plot2=shortSLMarker, title="Short SL BG Fill", color=#b2283320)
fill(plot1=shortEntryMarker, plot2=shortTP2Marker, title="Short TP BG Fill", color=#08998120)

// Supertrend Plots (Only show if using supertrend filter)
upTrend = plot(useSupertrendFilter ? (directionVal < 0 ? supertrendVal : na) : na, "Up Trend", color=color.new(color.green,0), style=plot.style_linebr)
downTrend = plot(useSupertrendFilter ? (directionVal < 0 ? na : supertrendVal) : na, "Down Trend", color=color.new(color.red,0), style=plot.style_linebr)
bodyMiddle = plot(useSupertrendFilter ? (barstate.isfirst ? na : (open + close) / 2) : na, "Body Middle", display=display.none)

fill(bodyMiddle, upTrend,   color.new(color.green, 90), fillgaps=false)
fill(bodyMiddle, downTrend, color.new(color.red,   90), fillgaps=false)