// PARAMETERS {
// RSI+MFI
rsiMFIShow = input(true, title = 'Show MFI', type = input.bool)
rsiMFIperiod = input(60,title = 'MFI Period', type = input.integer)
rsiMFIMultiplier = input(175, title = 'MFI Area multiplier', type = input.float)
rsiMFIPosY = input(2.5, title = 'MFI Area Y Pos', type = input.float)
// } PARAMETERS

// FUNCTIONS {
// RSI+MFI
f_rsimfi(_period, _multiplier, _tf) => security(syminfo.tickerid, _tf, sma(((close - open) / (high - low)) * _multiplier, _period) - rsiMFIPosY)
// } FUNCTIONS  

// CALCULATE INDICATORS {
// RSI + MFI Area
rsiMFI = f_rsimfi(rsiMFIperiod, rsiMFIMultiplier, timeframe.period)
rsiMFIColor = rsiMFI > 0 ? #3ee145 : #ff3d2e
// } CALCULATE INDICATORS

// DRAW {
bgcolor(darkMode ? color.new(#000000, 80) : na)
zLine = plot(0, color = color.new(colorWhite, 50))

//  MFI BAR
rsiMfiBarTopLine = plot(rsiMFIShow ? -95 : na, title = 'MFI Bar TOP Line', transp = 100)
rsiMfiBarBottomLine = plot(rsiMFIShow ? -99 : na, title = 'MFI Bar BOTTOM Line', transp = 100)
fill(rsiMfiBarTopLine, rsiMfiBarBottomLine, title = 'MFI Bar Colors', color = rsiMFIColor, transp = 75)

// MFI AREA
rsiMFIplot = plot(rsiMFIShow ? rsiMFI: na, title = 'RSI+MFI Area', color = rsiMFIColor, transp = 20)
fill(rsiMFIplot, zLine, rsiMFIColor, transp = 40)
// } DRAW