OTE visible chart

//playing with new Pinecoders 'visible chart' library
//Fib box for OTE on visible chart only (61.8% - 78.6%)
//Thanks to Pinecoder's for the example code in their 'VisibleChart' library, Which this is based on.
//@twingall

import PineCoders/VisibleChart/4

//@version=5

indicator("OTE visible chart", overlay = true)
showFibBox = input.bool(true, "show Fib Box", group = "OTE box", inline = "2")
boxColor = input.color(color.new(color.yellow, 82), "", group = "OTE box", inline = "2")
showText = input.bool(false, "show Text",group = "OTE box", inline = "2")

showHighLowLines=input.bool(true, "show high/low lines", group = "fib retracements",inline = "3")
showMidline =input.bool(true, "show Midline", group = "fib retracements",inline = "4")
show61eight=input.bool(false, "show 61.8 line", group = "fib retracements",inline = "5")
show78six=input.bool(false, "show 78.6 line", group = "fib retracements",inline = "6")
show88six=input.bool(false, "show 88.6 line", group = "fib retracements",inline = "7")

showfibExt1=input.bool(false,"show Fib Ext 1", group ="fib extensions",inline="8")
showfibExt2=input.bool(false,"show Fib Ext 2", group ="fib extensions",inline="9")

lineColor = input.color(color.rgb(217, 76, 217), "", group = "fib retracements",inline = "3")
_88sixColor = input.color(color.green, "", group = "fib retracements",inline = "7")
midlineColor = input.color(color.gray,"", group = "fib retracements",inline = "4")
_61eightColor = input.color(color.green, "", group = "fib retracements",inline = "5")
_78sixColor = input.color(color.green, "", group = "fib retracements",inline = "6")
fibExt1Color=input.color(color.red,"", group ="fib extensions",inline="8")
fibExt2Color=input.color(color.red,"", group ="fib extensions",inline="9")


fibExt1=input.float(1.618, "", group ="fib extensions",inline="8")
fibExt2=input.float(2.0, "", group ="fib extensions",inline="9")
showExtLabels=input.bool(false,"show extension labels", group ="fib extensions",inline="10")

// Chart's high and low values and their time x-coordinate.
float chartHigh  = VisibleChart.high()
float chartLow   = VisibleChart.low()
int   highTime   = VisibleChart.highBarTime()
int   lowTime    = VisibleChart.lowBarTime()
int   leftTime   = math.min(highTime, lowTime)
int   rightTime  = math.max(highTime, lowTime)
bool  isBull     = lowTime < highTime

colorNone = color.new(color.white,100)

// Function to manage fib lines. It declares fib lines and label the first time it is called, then sets their properties on subsequent calls.
fibLine(series color fibColor, series float fibLevel) =>
    float fibRatio = fibLevel / 100
    float fibPrice = isBull ? chartLow  + ((chartHigh - chartLow) * fibRatio) :
                              chartHigh - ((chartHigh - chartLow) * fibRatio)
    var line  fibLine  =  line.new(na, na, na, na, xloc.bar_time, extend.right, fibColor,  line.style_dotted,  2)
    line.set_xy1(fibLine,  leftTime,  fibPrice)
    line.set_xy2(fibLine,  rightTime, fibPrice)

//Function for Fib Extension lines..
fibExt(series color fibColor, series float fibLevel,  bool _showExt) =>
    float fibRatio = fibLevel / 100
    float fibPrice = isBull ? chartLow  - ((chartHigh - chartLow) * fibRatio) :
                              chartHigh + ((chartHigh - chartLow) * fibRatio)
    float fibLabel = (fibLevel /100)+1
    var line  fibLine  =  line.new(na, na, na, na, xloc.bar_time, extend.right, fibColor,  line.style_dotted,  2)
    line.set_xy1(fibLine,  leftTime,  fibPrice)
    line.set_xy2(fibLine,  rightTime, fibPrice)
    var label fibExtLabel = label.new(na, na, "",     xloc.bar_time, yloc.price,  color(na), label.style_label_up, _showExt? fibColor:colorNone)
    label.set_xy(fibExtLabel, int(math.avg(leftTime, rightTime)), fibPrice)
    label.set_text(fibExtLabel, str.format("{0, number, #.###} ({1})", fibLabel , str.tostring(fibPrice, format.mintick)))

//Fib Box function; similar to the above but highlighting the area between 2 fib levels
fibBox(series color fibColor, series float fibLevel_1, series float fibLevel_2) =>
    float fibRatio_1 = fibLevel_1 / 100
    float fibPrice_1 = isBull ? chartLow  + ((chartHigh - chartLow) * fibRatio_1) : chartHigh - ((chartHigh - chartLow) * fibRatio_1)
    float fibRatio_2 = fibLevel_2 / 100
    float fibPrice_2 = isBull ? chartLow  + ((chartHigh - chartLow) * fibRatio_2) : chartHigh - ((chartHigh - chartLow) * fibRatio_2)
    var b = box.new(na, na, na, na, xloc=xloc.bar_time, border_style=line.style_dashed, extend = extend.right, border_color=colorNone, text_color=color.new(color.gray,70), text_halign=text.align_right)
    box.set_lefttop(b, leftTime, fibPrice_1)
    box.set_rightbottom(b, rightTime,fibPrice_2)
    box.set_bgcolor(b,  fibColor)
    box.set_text(b, text = showText? "OTE":"")

// Display code that only runs on the last bar but displays visuals on visible bars, wherever they might be in the dataset.
if barstate.islast
    //declare/define Fib lines and decalare/define Fib Box
    fibLine(lineColor,  100)
    fibLine(showMidline?midlineColor :colorNone, 50)
    fibLine(lineColor,  0)
    fibBox(showFibBox?boxColor:colorNone, 21.4, 38.2)

    //more fib lines
    fibLine(show88six?_88sixColor:colorNone, 11.4)
    fibLine(show61eight?_61eightColor:colorNone, 38.2)
    fibLine(show78six?_78sixColor:colorNone, 21.2)
    //fibLine(show88six?_88sixColor:colorNone, 88.6)
    //fibLine(show61eight?_61eightColor:colorNone, 61.8)
    //fibLine(show78six?_78sixColor:colorNone, 78.6)

    //extensions
if barstate.islast and showfibExt1
    fibExt(fibExt1Color, (fibExt1*100)-100, showExtLabels)
if barstate.islast and showfibExt2
    fibExt(fibExt2Color, (fibExt2*100)-100, showExtLabels)