CCI+AO TR
// This source code is subject to the terms of the Mozilla Public License 2.0 at https://mozilla.org/MPL/2.0/
// © sivaramsrk007

//@version=5
indicator(title="Commodity Channel Index", shorttitle="CCI+ao", format=format.price, precision=2, timeframe="", timeframe_gaps=true)
length = input.int(20, minval=1)
src = input(hlc3, title="Source")
ma = ta.sma(src, length)
cci = (src - ma) / (0.015 * ta.dev(src, length))
plot(cci, "CCI", color=#2962FF)
band1 = hline(150, "Upper Band", color=#787B86, linestyle=hline.style_dashed)
band0 = hline(-150, "Lower Band", color=#787B86, linestyle=hline.style_dashed)
fill(band1, band0, color=color.rgb(33, 150, 243, 90), title="Background")

ma(source, length, type) =>
    switch type
        "SMA" => ta.sma(source, length)
        "EMA" => ta.ema(source, length)
        "SMMA (RMA)" => ta.rma(source, length)
        "WMA" => ta.wma(source, length)
        "VWMA" => ta.vwma(source, length)


ao = ta.sma(hl2,5) - ta.sma(hl2,34)
diff = ao - ao[1]
plot(ao, color = diff <= 0 ? #F44336 : #009688, style=plot.style_columns)
changeToGreen = ta.crossover(diff, 0)
changeToRed = ta.crossunder(diff, 0)
alertcondition(changeToGreen, title = "AO color changed to green", message = "Awesome Oscillator's color has changed to green")
alertcondition(changeToRed, title = "AO color changed to red", message = "Awesome Oscillator's color has changed to red")




