CE real time

//@version=4
//Tiếng Việt Mua Bán Version Chăn Trâu Phố Tường Rev A March 11-2022 Edited by Tu Nguyen. Original Dan Đang
// Copyright (c) 2019-present, Alex Orekhov (everget)
// Chandelier Exit script may be freely distributed under the terms of the GPL-3.0 license.
study("Chandelier Exit Mod", shorttitle="CE Mod", overlay=true)

length = input(title="ATR Period", type=input.integer, defval=1)
mult = input(title="ATR Multiplier", type=input.float, step=0.1, defval=1.8)
showLabels = input(title="Show Buy/Sell Labels ?", type=input.bool, defval=true)
useClose = input(title="Use Close Price for Extremums ?", type=input.bool, defval=false)
highlightState = input(title="Highlight State ?", type=input.bool, defval=false)

atr = mult * atr(length)

longStop = (useClose ? highest(close, length) : highest(length)) - atr
longStopPrev = nz(longStop, longStop)
longStop := close > longStopPrev ? max(longStop, longStopPrev) : longStop

shortStop = (useClose ? lowest(close, length) : lowest(length)) + atr
shortStopPrev = nz(shortStop, shortStop)
shortStop := close < shortStopPrev ? min(shortStop, shortStopPrev) : shortStop

var int dir = 1
dir := close > shortStopPrev ? 1 : close < longStopPrev ? -1 : dir

var color longColor = color.green
var color shortColor = color.red

//longStopPlot = plot(dir == 1 ? longStop : na, title="Long Stop", style=plot.style_linebr, linewidth=2, color=longColor)
buySignal = dir == 1 and dir == -1
//plotshape(buySignal ? longStop : na, title="Long Stop Start", location=location.absolute, style=shape.circle, size=size.tiny, color=longColor, transp=0)
plotshape(buySignal and showLabels ? longStop : na, title="Buy Label", text="Mua", location=location.belowbar, style=shape.labelup, size=size.small, color=longColor, textcolor=color.red, transp=0)

//shortStopPlot = plot(dir == 1 ? na : shortStop, title="Short Stop", style=plot.style_linebr, linewidth=2, color=shortColor)
sellSignal = dir == -1 and dir == 1
//plotshape(sellSignal ? shortStop : na, title="Short Stop Start", location=location.absolute, style=shape.circle, size=size.tiny, color=shortColor, transp=0)
plotshape(sellSignal and showLabels ? shortStop : na, title="Sell Label", text="Bán", location=location.abovebar, style=shape.labeldown, size=size.small, color=shortColor, textcolor=color.white, transp=0)

midPricePlot = plot(ohlc4, title="", style=plot.style_circles, linewidth=0, display=display.none, editable=false)

//longFillColor = highlightState ? (dir == 1 ? longColor : na) : na
//shortFillColor = highlightState ? (dir == -1 ? shortColor : na) : na
//fill(midPricePlot, longStopPlot, title="Long State Filling", color=longFillColor)
//fill(midPricePlot, shortStopPlot, title="Short State Filling", color=shortFillColor)

changeCond = dir != dir

myrsi = rsi(open, 10)
buyrsi = myrsi < 30

alertcondition(changeCond, title="Alert: CE Direction Change", message="Chandelier Exit has changed direction!")
alertcondition(buySignal and buyrsi , title="Alert: CE Buy", message="Chandelier Exit Buy & RSI < 30")
alertcondition(sellSignal, title="Alert: CE Sell", message="Chandelier Exit Sell!")