Moving Average reversals combo osc

// This source code is subject to the terms of the Mozilla Public License 2.0 at https://mozilla.org/MPL/2.0/
// © LeafAlgo

//@version=5
indicator("Moving Average Contrarian Indicator", overlay=false)

length = input(40, "Moving Average Length")
src = input(close)

// Calculate moving average
ma = ta.sma(src, length)

// Calculate distance from price to moving average
distance = src - ma

// Calculate normalized MACI
distance_min = ta.lowest(distance, length)
distance_max = ta.highest(distance, length)
maci = ((distance - distance_min) / (distance_max - distance_min)) * 100

// Determine barcolor and background color conditions
maci_sma = ta.sma(maci, length)
barC = maci > maci_sma and maci > 30 ? color.lime : maci < maci_sma and maci < 70 ? color.fuchsia : color.yellow
backC = maci > maci_sma and maci > 30 ? color.new(color.lime, 80) : maci < maci_sma and maci < 70 ? color.new(color.fuchsia, 80) : color.new(color.yellow, 80)

// Color
barcolor(barC)
bgcolor(backC, transp=70)

// Plotting
plot(maci, title="MACI", color=barC, style=plot.style_histogram, linewidth=4)
plot(maci_sma, title='MACI SMA', color=color.maroon, linewidth=2)

// Overbought and oversold levels
hline(70, "Overbought", color=color.fuchsia)
hline(30, "Oversold", color=color.lime)

//end of this part

//@version=5
//indicator("Moving Average Reversals", shorttitle = 'Moving Average Reversals', precision = 2)

//inputs
var g1 = 'Moving Average'
imatype =       input.string(defval = 'EMA', title = 'MA Type', options = ['EMA', 'SMA', 'HMA', 'WMA', 'VWMA'], inline = '1', group = g1)
imalength =     input.int(21, 'MA Length', minval = 1, maxval = 300, step = 1, inline = '1', group = g1)
isrc =          input.source(defval = close, title ='Source To Meassure Distance From ', inline = '2', group = g1, tooltip = 'Select the source to calculate it\'s distance from the moving average')
extColor =      input.color(color.rgb(255,0,0), 'Extended Color', inline = '3', group = g1)
inColor =       input.color(color.rgb(0,255,0), 'In Range Color', inline = '3', group = g1)

var g2 = 'Extensions'
showExt =       input.bool(true, 'Highlight Highest Extensions Up and Down', group = g2)
extDown =       input.color(color.new(color.aqua,70), 'Highest Extension Down', group = g2)
extUp =         input.color(color.new(color.maroon,70), 'Highest Extension Up', group = g2)

var g3 = 'Moving Average of Extensions'
showMa2 =       input.bool(true, 'Show Moving Average of Extensions', inline = '1', group = g3)
ma2Len =        input.int(10, 'Length', inline = '2', group = g3)
ma2Color =      input.color(color.orange, 'Color', inline = '2', group = g3)

// get the ma
maz = switch imatype
    'EMA' => ta.ema(close, imalength)
    'SMA' => ta.sma(close, imalength)
    'HMA' => ta.hma(close, imalength)
    'WMA' => ta.wma(close, imalength)
    'VWMA' => ta.vwma(close, imalength)

// calculate the distance from the source to the moving average
distancez =      ((isrc / maz) - 1) * 100
extensionMa =    ta.sma(distancez, ma2Len)

//find the highest and lowest extensions from the selected MA over the past year
lowest =        ta.lowest(distancez,252)
highest =       ta.highest(distancez,252)

//create the gradient color
gradient =      distancez > 0 ? color.from_gradient(distancez, 0, highest, inColor, extColor) : color.from_gradient(distancez, lowest, 0, extColor, inColor)

//plots
plot(distancez, "Distance From Ma", style= plot.style_columns, linewidth = 4, color = gradient)
plot(showMa2 ? extensionMa : na, 'Extension MA', color = ma2Color)
bgcolor(showExt and distancez == highest ? extUp : showExt and distancez == lowest ? extDown : na)