Elite Binary

//@version=6

indicator("RSI TMA", overlay=true) // Arrows on the main chart (overlay=true)

// Input parameters

rsiLength = input.int(2, title="RSI Length")

rsiPrice = input.source(close, title="RSI Price")

halfLength = input.int(2, title="Half Length")

devPeriod = input.int(100, title="Deviation Period")

deviations = input.float(0.7, title="Deviations")

noDellArr = input.bool(false, title="No Delete Arrows")

arrOtstup = input.int(0, title="Arrow Offset")

arrUpColor = input.color(color.lime, title="Arrow Up Color")

arrDnColor = input.color(color.red, title="Arrow Down Color")

alertsMessage = input.bool(false, title="Alerts Message")

alertsSound = input.bool(false, title="Alerts Sound")

alertsEmail = input.bool(false, title="Alerts Email")

alertsMobile = input.bool(false, title="Alerts Mobile")

signalBar = input.int(0, title="Signal Bar")

history = input.int(3000, title="History")

// Define variables

var float[] rs = array.new_float()

var float[] chMid = array.new_float()

var float[] chUp = array.new_float()

var float[] chDn = array.new_float()

// Calculate RSI

rsiValue = ta.rsi(rsiPrice, rsiLength)

array.push(rs, rsiValue)

// Limit history

if array.size(rs) > history

    array.shift(rs)

// Manual Standard Deviation Calculation

calculate_stdev(arr, length) =>

    if array.size(arr) >= length

        slicedArr = array.new_float(length) // Temporary array to avoid out-of-bounds

        for i = 0 to length - 1

            slicedIndex = array.size(arr) - length + i

            array.set(slicedArr, i, array.get(arr, slicedIndex))

        mean = array.sum(slicedArr) / length

        variance = 0.0

        for i = 0 to array.size(slicedArr) - 1

            value = array.get(slicedArr, i)

            variance := variance + math.pow(value - mean, 2)

        math.sqrt(variance / length)

    else

        na

// Calculate TMA bands

if array.size(rs) >= devPeriod

    dev = calculate_stdev(rs, devPeriod)

    if not na(dev) // Ensure deviation is valid

        sum = 0.0

        sumw = 0.0

        for i = 0 to halfLength

            if array.size(rs) > i // Prevent out-of-bounds access

                weight = halfLength + 1 - i

                sum += weight * array.get(rs, -i - 1)

                sumw += weight

        chMidValue = sum / sumw

        array.push(chMid, chMidValue)

        chUpValue = chMidValue + dev * deviations

        chDnValue = chMidValue - dev * deviations

        array.push(chUp, chUpValue)

        array.push(chDn, chDnValue)

// Detect signals

if array.size(chMid) > 1 and array.size(chUp) > 1 and array.size(chDn) > 1

    rsCurr = array.get(rs, -1)

    rsPrev = array.get(rs, -2)

    chDnCurr = array.get(chDn, -1)

    chDnPrev = array.get(chDn, -2)

    chUpCurr = array.get(chUp, -1)

    chUpPrev = array.get(chUp, -2)

    // Up Signal

    if rsCurr < chDnCurr and rsPrev > chDnPrev

        label.new(bar_index, low - arrOtstup * syminfo.mintick, text="", style=label.style_arrowup, color=arrUpColor, size=size.small, yloc=yloc.belowbar)

        if alertsMessage

            alert("RSI TMA - Signal for BUY")

    // Down Signal

    if rsCurr > chUpCurr and rsPrev < chUpPrev

        label.new(bar_index, high + arrOtstup * syminfo.mintick, text="", style=label.style_arrowdown, color=arrDnColor, size=size.small, yloc=yloc.abovebar)

        if alertsMessage

            alert("RSI TMA - Signal for SELL")

// Plot RSI and TMA bands in the indicator window

plot(rsiValue, color=color.blue, title="RSI", linewidth=2) // RSI plotted in the indicator window

plot(array.size(chMid) > 0 ? array.get(chMid, -1) : na, color=color.gray, title="ChMid", linewidth=2) // Middle TMA Band

plot(array.size(chUp) > 0 ? array.get(chUp, -1) : na, color=color.orange, title="ChUp", linewidth=2) // Upper TMA Band

plot(array.size(chDn) > 0 ? array.get(chDn, -1) : na, color=color.green, title="ChDn", linewidth=2) // Lower TMA Band