EMA 3, 6, 200 with trailing stop loss

//@version=6
strategy('BTC 101 Michaels Bands Back to Basics', overlay=true)

// Averages
ema3 = ta.ema(close, 3)
ema6 = ta.ema(close, 6)
ema200 = ta.ema(close, 200)

// Declare bandColor variable
var color bandColor = na

// Entry conditions
longCondition = ema3 > ema6 and close > ema200
shortCondition = ema3 < ema6 and close < ema200

// Confirmed break away from EMA 200 by 1%
breakAwayThreshold = 0.01
confirmedBreakAway = math.abs(close - ema200) / ema200 > breakAwayThreshold

// Variables to track stop loss levels
var float highestPrice = na
var float lowestPrice = na
var float stopLossLevel = na
var line stopLossLine = na

// Entry logic with stop loss tracking
if longCondition and confirmedBreakAway
    bandColor := color.green
    strategy.entry('Long', strategy.long)
    highestPrice := close
    stopLossLevel := highestPrice * 0.98
    strategy.exit("Long Stop", "Long", stop=stopLossLevel)
    if not na(stopLossLine)
        line.delete(stopLossLine)
    stopLossLine := line.new(bar_index, stopLossLevel, bar_index + 1, stopLossLevel, color=color.red, width=2)

if shortCondition and confirmedBreakAway
    bandColor := color.red
    strategy.entry('Short', strategy.short)
    lowestPrice := close
    stopLossLevel := lowestPrice * 1.02
    strategy.exit("Short Stop", "Short", stop=stopLossLevel)
    if not na(stopLossLine)
        line.delete(stopLossLine)
    stopLossLine := line.new(bar_index, stopLossLevel, bar_index + 1, stopLossLevel, color=color.red, width=2)

// Update stop loss for existing positions
if strategy.position_size > 0
    highestPrice := na(highestPrice) ? close : math.max(highestPrice, close)
    if close > highestPrice
        highestPrice := close
        stopLossLevel := highestPrice * 0.98
        strategy.exit("Long Stop", "Long", stop=stopLossLevel)
        if not na(stopLossLine)
            line.delete(stopLossLine)
        stopLossLine := line.new(bar_index, stopLossLevel, bar_index + 1, stopLossLevel, color=color.red, width=2)

if strategy.position_size < 0
    lowestPrice := na(lowestPrice) ? close : math.min(lowestPrice, close)
    if close < lowestPrice
        lowestPrice := close
        stopLossLevel := lowestPrice * 1.02
        strategy.exit("Short Stop", "Short", stop=stopLossLevel)
        if not na(stopLossLine)
            line.delete(stopLossLine)
        stopLossLine := line.new(bar_index, stopLossLevel, bar_index + 1, stopLossLevel, color=color.red, width=2)

// Plots
plot(ema3, color=bandColor, linewidth=1)
plot(ema6, color=bandColor, linewidth=3)
plot(ema200, color=color.blue, linewidth=2)