//@version=5
indicator(title='Maestro - JMAC', shorttitle='Maestro - JMAC', timeframe='')
// Getting inputs
fast_length = input(title='Fast', defval=5)
slow_length = input(title='Slow', defval=28)
src = input(title='Calculation', defval=ohlc4)


sma_source = input.string(title='Oscillator Type', defval='SMA', options=['SMA', 'EMA'])
// Plot colors

col_grow_above = input.color(#26A69A, 'Above   Grow', group='Color Gradient', inline='Above')
col_fall_above = input.color(#B2DFDB, 'Fall', group='Color Gradient', inline='Above')
col_grow_below = input.color(#FFCDD2, 'Below Grow', group='Color Gradient', inline='Below')
col_fall_below = input.color(#FF5252, 'Fall', group='Color Gradient', inline='Below')

// Calculating
fast_ma = sma_source == 'SMA' ? ta.sma(src, fast_length) : ta.ema(src, fast_length)
slow_ma = sma_source == 'SMA' ? ta.sma(src, slow_length) : ta.ema(src, slow_length)
jmac = fast_ma - slow_ma

plot(jmac, title='JMAC', style=plot.style_columns, color=jmac >= 0 ? jmac[1] < jmac ? col_grow_above : col_fall_above : jmac[1] < jmac ? col_grow_below : col_fall_below)