ใช้เทคนิค Premium/Discount ในการช่วยเทรด สามารถบอกราคาเป้าหมายได้ คาดการกำไรได้ง่ายขึ้น เข้าจังหวะดีขึ้น

1. เทคนิคของ Indicator:
   • แสดงโซน Premium และ Discount ในแบบที่ปรับได้ด้วยตนเอง.
   • อนุญาตให้ผู้ใช้เลือกจุดเริ่มต้นของช่วงบนกราฟ.
   • แสดงระดับ 50%, 75%, 25% ของช่วง.
   • เลือกสี, สไตล์, และขนาดของเส้น.
   • แสดง FVG (Fair Value Gap) ทั้งในระดับ LTF (Low Time Frame) และ HTF (High Time Frame).
2. บอกสัญญาณซื้อและขาย:
   • ซื้อ: ในโซน Discount, พิจารณาเข้าซื้อโดยใช้โซนตรงข้ามเป็น Take Profit.
   • ขาย: ในโซน Premium, พิจารณาเข้าขายโดยใช้โซนตรงข้ามเป็น Take Profit.
3. ใช้งานในโปรแกรม TradingView https://www.tradingview.com/?aff_id=134641
4. เปิดบัญชีทดลอง: การเริ่มต้นของ Passive Income https://bit.ly/3Sdkir2

// This Pine Script™ code is subject to the terms of the Mozilla Public License 2.0 at https://mozilla.org/MPL/2.0/
// © Giovanni-1-

//@version=5
indicator(title = 'ICT Premium/Discount' , overlay = true , max_bars_back = 500 , max_lines_count = 500 , max_boxes_count = 500 , max_labels_count = 100)

Timezone = 'America/New_York'

DOMD = timeframe.isdwm
DOM_240 = (timeframe.multiplier >= 240)
DOM240 = (timeframe.multiplier <= 240)
DOM60  = (timeframe.multiplier <= 60)
DOM40  = (timeframe.multiplier <= 40)
DOM30  = (timeframe.multiplier <= 30)
DOM15  = (timeframe.multiplier <= 15)
DOM5   = (timeframe.multiplier <= 5)
DOM1   = (timeframe.multiplier <= 1) 

//------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------//
// Start Range
//------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------//

//-------------------------------------------------------------
// -- Functions 
backtestt(int _start) => 
    backtestRange = time >= _start and time <= timestamp(year, month, dayofmonth, 23, 59) ? true : false
    backtestRange
//-------------------------------------------------------------

start_test = input.time(defval = timestamp('21 Dec 2023 04:59') , title = 'Start Date     ' , inline = '0' , group = 'Start')
col_start_test = input.color(defval = color.rgb(141, 122, 122, 73) , title = '' , inline = '0' , group = 'Start')

show_range  = input.bool(defval = true , title = 'Show Range     ' , inline = '1' , group = 'Start')
show_right  = input.bool(defval = false , title = 'Show Right-' , inline = '1' , group = 'Start')
ext_right   = input.int(defval = 5 , title = 'than on the right' , maxval = 40 , inline = '1' , group = 'Start')

col_Premium = input.color(defval = color.red , title = '' , inline = '2' , group = 'Start')
col_Discoun = input.color(defval = color.green , title = 'High - Low' , inline = '2' , group = 'Start')
show_txt_HL = input.bool(defval = true , title = 'Price' , inline = '2' , group = 'Start')
style_PD    = input.string(defval = line.style_solid , title = '' , options = [line.style_solid , line.style_dashed, line.style_dotted] , inline = '2' , group = 'Start')
size_ln_PD  = input.int(defval = 2 , title = ' Width' , inline = '2' , group = 'Start') 

show_Midlin  = input(defval = true , title = 'Show Midline' , inline = '3' , group = 'Start')
col_Midline  = input.color(defval = color.blue , title = '' , inline = '30' , group = 'Start')
style_Mid    = input.string(defval = line.style_solid , title = '' , options = [line.style_solid , line.style_dashed, line.style_dotted] , inline = '30' , group = 'Start')
size_ln_Mid  = input(defval = 1 , title = 'Width' , inline = '30' , group = 'Start')
show_txt_Mid = input.bool(defval = true , title = 'Price' , inline = '30' , group = 'Start')

show_Quarti  = input(defval = false , title = 'Show 75/25 ' , inline = '4' , group = 'Start')
BG_range     = input.bool(defval = false , title = 'BG' , inline = '4' , group = 'Start')
col_Quartil  = input.color(defval = color.black , title = '' , inline = '41' , group = 'Start')
style_Quart  = input.string(defval = line.style_dotted , title = '' , options = [line.style_solid , line.style_dashed, line.style_dotted] , inline = '41' , group = 'Start')
size_ln_Qua  = input(defval = 1 , title = 'Width' , inline = '41' , group = 'Start')
show_txt_Qua = input.bool(defval = false , title = 'Price' , inline = '41' , group = 'Start')

show_OTE     = input(defval = false , title = 'Show OTE ' , inline = '5' , group = 'Start')
chois_range  = input.string(defval = 'Premium' , title = 'Range is' , options = ['Premium' , 'Discount'] , inline = '5' , group = 'Start')
BG_range_OTE = input.bool(defval = false , title = 'BG' , inline = '5' , group = 'Start')
col_OTE      = input.color(defval = color.black , title = '' , inline = '51' , group = 'Start')
style_OTE    = input.string(defval = line.style_solid , title = '' , options = [line.style_solid , line.style_dashed, line.style_dotted] , inline = '51' , group = 'Start')
size_ln_OTE  = input(defval = 2 , title = 'Width' , inline = '51' , group = 'Start')
show_txt_OTE = input.bool(defval = false , title = 'Price' , inline = '51' , group = 'Start')

//-------------------------------------------------------------
is_line_start = year == year(start_test) and month == month(start_test) and dayofmonth == dayofmonth(start_test) and hour == hour(start_test) and minute == minute(start_test)
var line start_line = na
if is_line_start
    start_line := line.new(bar_index , bar_index , bar_index , bar_index + 1 , extend = extend.both , color = col_start_test , style = line.style_dotted)
plotshape(series = is_line_start , title = '' , style = shape.circle , location = location.bottom , color = color.rgb(120, 123, 134, 100)  , text = 'Start Line' , textcolor = color.new(col_start_test , 80) , size = size.small)
//-------------------------------------------------------------

//-------------------------------------------------------------
start_range  = backtestt(start_test)
start_day    = time('D') == time('D')[1]
start_track  = start_range
                  
reset_range = start_range and not(start_range[1])
reset_day   = time('D') != time('D')[1]
reset_res   = reset_range

var _hh = float(na)
_hh := reset_res ? high : start_track? high > _hh ? high : nz(_hh[1]) : na 
var _ll = float(na)
_ll := reset_res ? low  : start_track? low  < _ll ? low  : nz(_ll[1]) : na

var line lineVarHighs = line(na) , var line lineVarLows  = line(na)
var label Price_high  = label(na) , var label Price_low   = label(na)
var line lineMid  = line(na) , var label Price_5 = label(na)
var line line_75  = line(na) , var line line_25   = line(na)
var label Price_75 = label(na) ,var label Price_25 = label(na)
var line line_79  = line(na) , var line line_705   = line(na) , var line line_62   = line(na)
var label Price_79 = label(na) , var label Price_705 = label(na) , var label Price_62 = label(na)

if show_range
    if reset_res
        if not show_right
            lineVarHighs := line.new(bar_index , _hh , last_bar_index , _hh , xloc.bar_index , extend = extend.none , color = col_Premium , width = size_ln_PD , style = style_PD)
            lineVarLows  := line.new(bar_index , _ll , last_bar_index , _ll , xloc.bar_index , extend = extend.none , color = col_Discoun , width = size_ln_PD , style = style_PD)

        else
            lineVarHighs := line.new(last_bar_index+50 , _hh , last_bar_index , _hh , xloc.bar_index , extend = extend.none , color = col_Premium , width = size_ln_PD , style = style_PD)
            lineVarLows  := line.new(last_bar_index+50 , _ll , last_bar_index , _ll , xloc.bar_index , extend = extend.none , color = col_Discoun , width = size_ln_PD , style = style_PD)

        if show_txt_HL
            Price_high := label.new(x = last_bar_index , y = _hh , text = '' , xloc = xloc.bar_index , yloc = yloc.price , color = na , style = label.style_label_down , textcolor = col_Premium, textalign = text.align_right , tooltip = 'Premium High' )
            Price_low  := label.new(x = last_bar_index , y = _ll , text = '' , xloc = xloc.bar_index , yloc = yloc.price , color = na , style = label.style_label_center , textcolor = col_Discoun , textalign = text.align_right , tooltip = 'Discount Low')

        if show_Midlin
            midValue = (_hh + _ll) / 2
            if not show_right
                lineMid := line.new(bar_index[1] , midValue , bar_index , midValue , xloc.bar_index , extend = extend.none , color = col_Midline , width = size_ln_Mid , style = style_Mid)
            else
                lineMid := line.new(last_bar_index+50 , midValue , bar_index , midValue , xloc.bar_index , extend = extend.none , color = col_Midline , width = size_ln_Mid , style = style_Mid)
            if show_txt_Mid
                Price_5 := label.new(x = last_bar_index , y = midValue , text = '' , xloc = xloc.bar_index , yloc = yloc.price , color = na , style = label.style_label_down , textcolor = col_Midline , textalign = text.align_right , tooltip = 'Midline High' )


        if show_Quarti
            Value25 = _hh - 0.25 * (_hh - _ll)
            Value75 = _hh - 0.75 * (_hh - _ll) 
            if not show_right
                line_25 := line.new(bar_index[1] , Value25, bar_index , Value25 , xloc.bar_index , extend = extend.none , color = col_Quartil , width = size_ln_Qua , style = style_Quart)
                line_75 := line.new(bar_index[1] , Value75, bar_index , Value75 , xloc.bar_index , extend = extend.none , color = col_Quartil , width = size_ln_Qua , style = style_Quart)
            else
                line_25 := line.new(last_bar_index+50 , Value25, bar_index , Value25 , xloc.bar_index , extend = extend.none , color = col_Quartil , width = size_ln_Qua , style = style_Quart)
                line_75 := line.new(last_bar_index+50 , Value75, bar_index , Value75 , xloc.bar_index , extend = extend.none , color = col_Quartil , width = size_ln_Qua , style = style_Quart)
                    
            if show_txt_Qua
                Price_75 := label.new(x = last_bar_index , y = Value75 , text = '' , xloc = xloc.bar_index , yloc = yloc.price , color = na , style = label.style_label_down , textcolor = col_Quartil , textalign = text.align_right)
                Price_25 := label.new(x = last_bar_index , y = Value25 , text = '' , xloc = xloc.bar_index , yloc = yloc.price , color = na , style = label.style_label_down , textcolor = col_Quartil , textalign = text.align_right)
        if BG_range
            linefill.new(lineVarHighs , line_25 , color = color.new(col_Premium,90))
            linefill.new(line_25 , lineMid , color = color.new(col_Premium,95))
            linefill.new(lineVarLows , line_75 , color = color.new(col_Discoun,90))
            linefill.new(line_75 , lineMid , color = color.new(col_Discoun,95))

        if show_OTE
            Value79  = chois_range == 'Premium' ?  _hh - 0.79 * (_hh - _ll) :  _hh - 0.21 * (_hh - _ll)
            Value705 = chois_range == 'Premium' ?  _hh - 0.705 * (_hh - _ll) :  _hh - 0.295 * (_hh - _ll)
            Value62  = chois_range == 'Premium' ?  _hh - 0.62 * (_hh - _ll) :  _hh - 0.38 * (_hh - _ll)
            if not show_right
                line_79  := line.new(bar_index[1] , Value79, bar_index , Value79 , xloc.bar_index , extend = extend.none , color = col_OTE , width = size_ln_OTE , style = style_OTE)
                line_705 := line.new(bar_index[1] , Value705, bar_index , Value705 , xloc.bar_index , extend = extend.none , color = col_OTE , width = size_ln_OTE , style = style_OTE)
                line_62  := line.new(bar_index[1] , Value62, bar_index , Value62 , xloc.bar_index , extend = extend.none , color = col_OTE , width = size_ln_OTE , style = style_OTE)
            else
                line_79  := line.new(last_bar_index+50 , Value79, bar_index , Value79 , xloc.bar_index , extend = extend.none , color = col_OTE , width = size_ln_OTE , style = style_OTE)
                line_705 := line.new(last_bar_index+50 , Value705, bar_index , Value705 , xloc.bar_index , extend = extend.none , color = col_OTE , width = size_ln_OTE , style = style_OTE)
                line_62  := line.new(last_bar_index+50 , Value62, bar_index , Value62 , xloc.bar_index , extend = extend.none , color = col_OTE , width = size_ln_OTE , style = style_OTE)
            if show_txt_OTE
                Price_705 := label.new(x = last_bar_index , y = Value705 , text = '' , xloc = xloc.bar_index , yloc = yloc.price , color = na , style = label.style_label_down , textcolor = col_OTE , textalign = text.align_right)
                Price_79  := label.new(x = last_bar_index , y = Value79  , text = '' , xloc = xloc.bar_index , yloc = yloc.price , color = na , style = label.style_label_down , textcolor = col_OTE , textalign = text.align_right)    
                Price_62  := label.new(x = last_bar_index , y = Value62  , text = '' , xloc = xloc.bar_index , yloc = yloc.price , color = na , style = label.style_label_down , textcolor = col_OTE , textalign = text.align_right)
        if BG_range_OTE
            linefill.new(line_79 , line_62 , color = color.new(col_OTE,90))
 
    if start_track
        //-------
        line.set_x2(lineVarHighs, show_right ? last_bar_index+ext_right : bar_index)
        line.set_y1(lineVarHighs, _hh)
        line.set_y2(lineVarHighs, _hh)

        line.set_x2(lineVarLows, show_right ? last_bar_index+ext_right : bar_index)
        line.set_y1(lineVarLows, _ll)
        line.set_y2(lineVarLows, _ll) 
        
        //------
        line.set_x2(lineMid, show_right ? last_bar_index+ext_right : bar_index)
        line.set_y1(lineMid, (_hh + _ll) / 2)
        line.set_y2(lineMid, (_hh + _ll) / 2)

        //------
        line.set_x2(line_25, show_right ? last_bar_index+ext_right : bar_index)
        line.set_y1(line_25, _hh - 0.25 * (_hh - _ll))
        line.set_y2(line_25, _hh - 0.25 * (_hh - _ll))

        line.set_x2(line_75, show_right ? last_bar_index+ext_right : bar_index)
        line.set_y1(line_75, _hh - 0.75 * (_hh - _ll))
        line.set_y2(line_75, _hh - 0.75 * (_hh - _ll))

        //------
        line.set_x2(line_79, show_right ? last_bar_index+ext_right : bar_index)
        line.set_y1(line_79, chois_range == 'Discount' ?  _hh - 0.79 * (_hh - _ll) :  _hh - 0.21 * (_hh - _ll))
        line.set_y2(line_79, chois_range == 'Discount' ?  _hh - 0.79 * (_hh - _ll) :  _hh - 0.21 * (_hh - _ll))

        line.set_x2(line_705, show_right ? last_bar_index+ext_right : bar_index)
        line.set_y1(line_705, chois_range == 'Discount' ?  _hh - 0.705 * (_hh - _ll) :  _hh - 0.295 * (_hh - _ll))
        line.set_y2(line_705, chois_range == 'Discount' ?  _hh - 0.705 * (_hh - _ll) :  _hh - 0.295 * (_hh - _ll))

        line.set_x2(line_62, show_right ? last_bar_index+ext_right : bar_index)
        line.set_y1(line_62, chois_range == 'Discount' ?  _hh - 0.62 * (_hh - _ll) :  _hh - 0.38 * (_hh - _ll))
        line.set_y2(line_62, chois_range == 'Discount' ?  _hh - 0.62 * (_hh - _ll) :  _hh - 0.38 * (_hh - _ll))
    
    //---Label
        label.set_x(Price_high, show_right ? bar_index+ext_right+2 : bar_index)
        label.set_y(Price_high, _hh)
        label.set_text(Price_high, show_txt_HL ? str.tostring(_hh) : na)
        label.set_x(Price_low, show_right ? bar_index+ext_right+2 : bar_index)
        label.set_y(Price_low, _ll)
        label.set_text(Price_low, show_txt_HL ? str.tostring(_ll) : na)

        //------
        midValue = (_hh + _ll) / 2
        label.set_x(Price_5, show_right ? bar_index+ext_right+2 : bar_index)
        label.set_y(Price_5, midValue)
        label.set_text(Price_5, show_txt_HL ? str.tostring(midValue) : na)

        //------  
        Value75 = _hh - 0.75 * (_hh - _ll)
        label.set_x(Price_75, show_right ? bar_index+ext_right+2 : bar_index)
        label.set_y(Price_75, Value75)
        label.set_text(Price_75, show_txt_HL ? str.tostring(Value75) : na)
        Value25 = _hh - 0.25 * (_hh - _ll)
        label.set_x(Price_25, show_right ? bar_index+ext_right+2 : bar_index)
        label.set_y(Price_25, Value25)
        label.set_text(Price_25, show_txt_HL ? str.tostring(Value25) : na)

        //------
        Value79 = chois_range == 'Discount' ?  _hh - 0.79 * (_hh - _ll) :  _hh - 0.21 * (_hh - _ll)
        label.set_x(Price_79, show_right ? bar_index+ext_right+10 : bar_index)
        label.set_y(Price_79, Value79)
        label.set_text(Price_79, show_txt_HL ? str.tostring(Value79) : na)
        Value705 = chois_range == 'Discount' ?  _hh - 0.705 * (_hh - _ll) :  _hh - 0.295 * (_hh - _ll)
        label.set_x(Price_705, show_right ? bar_index+ext_right+10 : bar_index)
        label.set_y(Price_705, Value705)
        label.set_text(Price_705, show_txt_HL ? str.tostring(Value705) : na)
        Value62 = chois_range == 'Discount' ?  _hh - 0.62 * (_hh - _ll) :  _hh - 0.38 * (_hh - _ll)
        label.set_x(Price_62, show_right ? bar_index+ext_right+10 : bar_index)
        label.set_y(Price_62, Value62)
        label.set_text(Price_62, show_txt_HL ? str.tostring(Value62) : na)
//-------------------------------------------------------------
//-------------------------------------------------------------


//+------------------------------------------------------------------------------------------------------------+//
INSIDE_RANGE = input.bool(defval = true , title = '// ------------------INSIDE RANGE----------------- //' )
//+------------------------------------------------------------------------------------------------------------+//

//------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------//
// OB
//------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------//

show_OB  = input.bool(defval = false , title = 'Show OB' , inline = '0' , group = 'OB')
col_OB_bullish = input.color(defval =color.rgb(0, 255, 0, 90) , title = '',  inline = '0' , group = 'OB')
col_OB_bearish = input.color(defval =color.rgb(255, 0, 0, 90) , title = '',  inline = '0' , group = 'OB')
show_BOS = input.bool(defval = false , title = 'Show BOS Lines' , inline = '0' , group = 'OB')


var bool BosCandle = false

// tracking for entries
var int lastDownIndex = 0
var float lastDown = 0
var float lastLow = 0

var int lastUpIndex = 0
var float lastUp = 0
var float lastUpLow = 0
var float lastUpOpen = 0
var float lastHigh = 0
var float lastBullBreakLow = 0

// structure
var int structureLowIndex = 0
float structureLow = 1000000

// order block drawing arrays
var longBoxes = array.new_box()
var shortBoxes = array.new_box()
var bosLines = array.new_line()

var int lastLongIndex = 0
var int lastShortIndex = 0
BosCandle := false

// functions
structureLowIndexPointer(len) =>
    float minValue = ta.highest(high, 5)[1]
    int minIndex = bar_index
    for i = 1 to len by 1
        if low[i] < minValue
            minValue := low[i]
            minIndex := bar_index[i]
            minIndex
    minIndex

// get the lowest point in the range
structureLow := ta.lowest(low, 5)[1]
structureLowIndex := structureLowIndexPointer(5)

// bearish break of structure
if INSIDE_RANGE and time >= start_test and ta.crossunder(low, structureLow)
    if bar_index - lastUpIndex < 1000
        // add bear order block
        if show_OB
            array.push(shortBoxes, box.new(left = lastUpIndex , top = lastHigh , bottom = lastUpLow , right = last_bar_index , bgcolor = col_OB_bearish , border_color = col_OB_bearish , text ='-OB' , text_size = size.tiny , text_color = color.black , text_halign = text.align_right , text_valign = text.align_center ))
        // add bearish bos line
        if show_BOS
            array.push(bosLines, line.new(structureLowIndex, structureLow, bar_index, structureLow, color=color.red, style=line.style_dotted, width=1))
        // show bos candle
        BosCandle := true
        // color mode bear
        lastShortIndex := lastUpIndex
        lastShortIndex

// bullish break of structure?
if INSIDE_RANGE and time >= start_test and array.size(shortBoxes) > 0
    for i = array.size(shortBoxes) - 1 to 0 by 1
        box = array.get(shortBoxes, i)
        top = box.get_top(box)
        left = box.get_left(box)
        if close > top
            // remove the short box 
            box.delete(box)
            array.remove(shortBoxes, i)
            // ok to draw?
            if bar_index - lastDownIndex < 1000 and bar_index > lastLongIndex
                // add bullish order block
                if show_OB
                    array.push(longBoxes, box.new(left = lastDownIndex , top = lastDown , bottom = lastLow , right = last_bar_index , bgcolor = col_OB_bullish , border_color = col_OB_bullish , text ='+OB' , text_size = size.tiny , text_color = color.black , text_halign = text.align_right , text_valign = text.align_center))
                // add bullish bos line
                if show_BOS
                    array.push(bosLines, line.new(left, top, bar_index, top, color=color.green, style=line.style_dotted, width=1))
                // show bos candle
                BosCandle := true
                // record last bull bar index to prevent duplication
                lastLongIndex := bar_index
                lastBullBreakLow := low
                lastBullBreakLow

// remove LL if close below
if INSIDE_RANGE and time >= start_test and  array.size(longBoxes) > 0
    for i = array.size(longBoxes) - 1 to 0 by 1
        lbox = array.get(longBoxes, i)
        bottom = box.get_bottom(lbox)
        top = box.get_top(lbox)
        if close < bottom
            array.remove(longBoxes, i)
            box.delete(lbox)

// record last up and down candles
if INSIDE_RANGE and time >= start_test and close < open
    lastDown := high
    lastDownIndex := bar_index
    lastLow := low
    lastLow

if INSIDE_RANGE and time >= start_test and close > open
    lastUp := close
    lastUpIndex := bar_index
    lastUpOpen := open
    lastUpLow := low
    lastHigh := high
    lastHigh

// update last high/low for more accurate order block placements
lastHigh := high > lastHigh ? high : lastHigh
lastLow := low < lastLow ? low : lastLow


//------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------//
// VIB/GAP
//------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------//

showVImbalance   = input.bool(defval = false , title = 'VIB only inside Range' , inline = '00' , group = 'VIB/GAP')
col_border_VIB = input.color(defval = color.new(#fbc02d, 100) , title =  'Border'  , inline = '01' , group = 'VIB/GAP')
col_BG_VIB     = input.color(defval = color.new(#fbc02d, 85) , title =  'BG', inline = '01' , group = 'VIB/GAP')
numberOfZonesInput = input.int(defval = 3 , title =  'Max Number of VIB', minval = 1 , maxval = 500 , inline = '01' , group = 'VIB/GAP')


show_GAP       = input.bool(defval = true , title = 'GAP outside and inside Range' , inline = '0' , group = 'VIB/GAP')
col_border_GAP = input.color(defval = color.new(color.red, 100) , title =  'Border'  , inline = '1' , group = 'VIB/GAP')
col_BG_GAP     = input.color(defval = color.new(color.red, 80) , title =  'BG', inline = '1' , group = 'VIB/GAP')
no_fill        = input.bool(defval = true , title = 'Extend No Fill' , inline = '1' , group = 'VIB/GAP')

limit_search      = input.bool(defval = false , title =  'Max bars backs' , inline = 'Length Limit', inline = '1' , group = 'VIB/GAP')
limit_search_bars = input.int(defval = 300 , title = '' , inline = '' , minval = 1 , inline = '1' , group = 'VIB/GAP')
limit_GAP_box     = input.int(defval = 150 , title =  'Max Number of Gaps', minval = 1, maxval = 500 , inline = '1' , group = 'VIB/GAP')
minimalDeviationInput = 00.0 / 100 * ta.sma(high-low, 14)

// ———————————————————— Volume Imbalances ———————————————————— 
var bool varImbBull = na
if INSIDE_RANGE and time >= start_test and (open[0] > open[1])
    if (close[0] > close[1])
        if (open[0] > close[1])
            if (low[0] <= close[1])
                if (close[0] > open[0])
                    varImbBull := true
                else
                    varImbBull := false 
            else
                varImbBull := false 
        else
            varImbBull := false
    else   
        varImbBull := false
else
    varImbBull := false

var bool varImbBear = na
if INSIDE_RANGE and time >= start_test and (open[0] < open[1])
    if (close[0] < close[1])
        if (open[0] < close[1])
            if (close[1] <= high[0])
                if (close[0] < open[0])
                    varImbBear := true
                else
                    varImbBear := false 
            else
                varImbBear := false
        else
            varImbBear := false
    else   
        varImbBear := false
else
    varImbBear := false

_extend = timeframe.isdwm ? 200* 3600000 : timeframe.period == '240' ? 50* 3600000 : timeframe.period == '60' ? 30* 3600000 : timeframe.multiplier <= 15 ? 10 * 3600000 : 30 * 3600000
var box[] ImbBoxes = array.new_box()
var bool[] ImbType = array.new_bool()
if varImbBear and showVImbalance
    array.push(ImbBoxes, box.new(left = time[1] , top = close[1] , right = time + _extend , bottom = open[0] , extend = extend.none , xloc = xloc.bar_time, border_color = col_border_VIB , bgcolor = col_BG_VIB))
    array.push(ImbType, true)


if varImbBull and showVImbalance
    array.push(ImbBoxes, box.new(left = time[1] , top = close[1] , right = time + _extend , bottom = open[0] , extend = extend.none , xloc = xloc.bar_time, border_color = col_border_VIB , bgcolor = col_BG_VIB))
    array.push(ImbType, false)

// limit number of boxes allowed
if array.size(ImbBoxes) > numberOfZonesInput
    box.delete(array.shift(ImbBoxes))
    array.shift(ImbType)

// ———————————————————— Gap Imbalances ———————————————————— 
type Gap
    bool isActive
    bool isBull
    array<box> boxes

//@function Deletes all of the boxes that were drawn to represent the gap.
method delete(Gap this) =>
    for _box in this.boxes
        _box.delete()

//@function Closes the gap partially, stopping the previous box and creating a new, smaller box to continue the gap instead.
method partialClose(Gap this) =>
    activeBox = this.boxes.last()
    activeBox.set_extend(extend.none)

    top = this.isBull ? activeBox.get_top() : low
    bottom = this.isBull ? high : activeBox.get_bottom()

    this.boxes.push(box.new(bar_index , top , bar_index , bottom , border_color = col_border_GAP ,  bgcolor = col_BG_GAP))
    
//@function Closes the gap fully, stopping the box from being extended.
method fullClose(Gap this) =>
    activeBox = this.boxes.last()
    activeBox.set_extend(extend.none)
    this.isActive := false
    if no_fill
        activeBox.delete()    

method checkForClose(Gap this) =>
    if this.isActive
        activeBox = this.boxes.last()
        top = activeBox.get_top() 
        bot = activeBox.get_bottom()
        isBull = this.isBull
        activeBox.set_right(bar_index)

        if (high > bot and isBull) or (low < top and not isBull)
            if no_fill
                this.partialClose()                
            else
                this.fullClose()

        bool forceCloseBoxExceededLengthLimit = (limit_search and bar_index - activeBox.get_left() >= limit_search_bars)
        if ((high > top and isBull) or (low < bot and not isBull)) or forceCloseBoxExceededLengthLimit
            this.fullClose()

var allGaps = array.new<Gap>()
// Detect gaps.
isGapDown = high < low[1] and low[1] - high >= minimalDeviationInput
isGapUp = low > high[1] and low - high[1] >= minimalDeviationInput
isGap = isGapDown or isGapUp
boxBorderColor = col_border_GAP
boxBgcolor = col_BG_GAP

registerNewGap(bool isGapDown) => 
    if show_GAP
        newBox = box.new(bar_index - 1 , (isGapDown ? low[1] : low) , bar_index , (isGapDown ? high : high[1]) , border_color = boxBorderColor , bgcolor = boxBgcolor , extend = extend.right)
        allGaps.push(Gap.new(true, isGapDown, array.from(newBox)))

    if allGaps.size() > limit_GAP_box
        allGaps.shift().delete()

// Detect covering of gaps.
for gap in allGaps
    gap.checkForClose()

// Add a box for each new gap, removing the oldest one if needed.
if isGap    
    registerNewGap(isGapDown)
// ———————————————————————————————————————————————————————————

//------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------//
// FVG
//------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------//

type Settings 
    bool    CE_show
    string  CE_style
    color   CE_color   
    bool    fra_show
    string  fra_style
    color   fra_color
    bool    Border_show
    bool    mitigated_show
    string  mitigated_type
    color   mitigated_color
    bool    mitigated_CE_show
    color   mitigated_CE_color
    string  mitigated_CE_style
    bool    mitigated_fra_show
    color   mitigated_fra_color    
    string  mitigated_fra_style
    bool    ltf_hide
    bool    label_show
    color   label_color
    color   label_bgcolor
    string  label_size
    int     padding
    int     buffer

type Imbalance_Settings
    bool    show
    string  htf
    color   color_bull
    color   color_bear
    int     max_count

type Imbalance
    int     open_time
    int     close_time
    float   open
    float   middle
    float   mid_25 
    float   mid_75
    float   close_up_75
    float   close_dn_75
    float   close
    bool    mitigated
    int     mitigated_time
    line    line_middle
    line    line_25
    line    line_75
    label   lbl
    box     box

type ImbalanceStructure
    Imbalance[]         imbalance
    Imbalance_Settings  settings

type Helper
    string name         = 'Helper'

//+------------------------------------------------------------------------------------------------------------+//
//+--- Settings                                                                                             ---+//
//+------------------------------------------------------------------------------------------------------------+//

Settings settings                   = Settings.new()
Imbalance_Settings HTF_1_Settings   = Imbalance_Settings.new()
Imbalance_Settings HTF_2_Settings   = Imbalance_Settings.new()
Imbalance_Settings HTF_3_Settings   = Imbalance_Settings.new()
Imbalance_Settings HTF_4_Settings   = Imbalance_Settings.new()
Imbalance_Settings HTF_5_Settings   = Imbalance_Settings.new()
Imbalance_Settings HTF_6_Settings   = Imbalance_Settings.new()

string tooltip1 = 'HTF FVG Settings:\n\tShow/Hide timeframe\n\tTimeframe to display\n\tBullish FVG Color\n\tBearish FVG Color\n\tMaximum number of FVGs to display'
string tooltip2 = 'Mitigated FVG Settings:\n\tShow/Hide mitigated (Applies to all).\n\tBullish FVG Color\n\tBearish FVG Color\n\tWhen to mark it as mitigated (Based on HTF timeframe, not current timeframe)'

settings.ltf_hide         := input.bool(defval = false , title = 'Hide Lower Timeframes' , inline = '0' , group = 'FVG INSIDE')
settings.Border_show      := input.bool(defval = false , title = 'Show Border' , inline = '0' , group = 'FVG INSIDE')

HTF_1_Settings.show       := input.bool(defval = true , title = '' , inline = 'htf1', group = 'FVG INSIDE')
htf_1                      = input.timeframe(defval = '' , title = '', inline='htf1' , group = 'FVG INSIDE')
HTF_1_Settings.htf        := htf_1
HTF_1_Settings.color_bull := input.color(defval = color.new(color.white , 80) , title =  '', inline = 'htf1' , group = 'FVG INSIDE')
HTF_1_Settings.color_bear := input.color(defval = color.new(color.white , 80) , title =  '', inline = 'htf1' , group = 'FVG INSIDE')
HTF_1_Settings.max_count  := input.int(defval = 5 , title =  '' , inline = 'htf1' , group = 'FVG INSIDE' , tooltip = tooltip1)

settings.CE_show                := input.bool(defval = true , title = 'Show C.E.' , inline='3' , group = 'FVG INSIDE')
settings.CE_color               := input.color(defval = color.new(color.white , 0) , title = '' , inline = '3' , group='FVG INSIDE')
settings.CE_style               := input.string(defval = '----', title = '', options = ['⎯⎯⎯', '----', '····'] , inline='3' , group = 'FVG INSIDE')
settings.fra_show               := input.bool(defval = true , title = 'Show 75-25%' , inline = '4' , group = 'FVG INSIDE')
settings.fra_color              := input.color(defval = color.new(color.black,60) , title = '' , inline = '4' , group = 'FVG INSIDE')
settings.fra_style              := input.string(defval = '····' , title = '' , options = ['⎯⎯⎯', '----', '····'] , inline = '4' , group = 'FVG INSIDE')

settings.label_show             := input.bool(defval = true , title = 'Show Label' , inline = '00' , group = 'FVG INSIDE')
settings.label_color            := input.color(defval = color.new(color.black, 10) , title = '' , inline = '00' , group = 'FVG INSIDE')
settings.label_bgcolor          := input.color(defval = color.new(color.white, 100) , title = '' , inline = '00' , group = 'FVG INSIDE')
settings.label_size             := input.string(defval = size.large , title = '' , options = [size.tiny , size.small , size.normal , size.large , size.huge] , inline = '00' , group = 'FVG INSIDE')
settings.padding                := input.int(defval = 0 , title = 'Distance from current candle' , minval = 0  , inline = '01' , group = 'FVG INSIDE')
settings.buffer                 := input.int(defval = 1 , title = 'Spacing between timeframes' , minval = 0  , inline = '02' , group = 'FVG INSIDE')

settings.mitigated_show         := input.bool(defval = true , title = 'Show Inversion FVG' , inline = '0', group = 'Inversion')
settings.mitigated_color        := input.color(defval = color.new(color.gray , 90) , title = '' , inline = '0' , group = 'Inversion')
settings.mitigated_CE_show      := input.bool(defval = true , title = 'C.E.'  , inline = '1' , group = 'Inversion')
settings.mitigated_CE_color     := input.color(defval = color.new(color.black,0) , title = '' , inline = '1' , group = 'Inversion')
settings.mitigated_CE_style     := input.string(defval = '⎯⎯⎯', title = '', options = ['⎯⎯⎯', '----', '····'] , inline = '1' , group = 'Inversion')
settings.mitigated_fra_show     := input.bool(defval = false , title = '75-25%' , inline = '2' , group = 'Inversion')
settings.mitigated_fra_color    := input.color(defval = color.new(color.black,60) , title = '' , inline = '2' , group = 'Inversion')
settings.mitigated_fra_style    := input.string(defval = '····' , title = '' , options = ['⎯⎯⎯', '----', '····'] , inline = '2' , group = 'Inversion')
settings.mitigated_type         := 'Body filled'

//+------------------------------------------------------------------------------------------------------------+//
OUTSIDE_RANGE = input.bool(defval = true , title = '// ------------------OUTSIDE RANGE----------------- //' )
//+------------------------------------------------------------------------------------------------------------+//

HTF_2_Settings.show       := input.bool(defval = false  , title =  '', inline = 'htf2' , group = 'FVG OUTSIDE')
htf_2                      = input.timeframe(defval = '15'  , title =  '' , inline = 'htf2' , group = 'FVG OUTSIDE')
HTF_2_Settings.htf        := htf_2
HTF_2_Settings.color_bull := input.color(defval = color.new(#00332a, 86)  , title = '', inline='htf2' , group = 'FVG OUTSIDE')
HTF_2_Settings.color_bear := input.color(defval = color.new(#00332a, 86) , title =  '', inline='htf2' , group = 'FVG OUTSIDE')
HTF_2_Settings.max_count  := input.int(defval = 10 , title =  '', inline = 'htf2'  , group = 'FVG OUTSIDE' , tooltip = tooltip1)

HTF_3_Settings.show       := input.bool(defval = false  , title =  '', inline = 'htf3' , group = 'FVG OUTSIDE')
htf_3                      = input.timeframe(defval = '60'  , title =  '' , inline = 'htf3' , group = 'FVG OUTSIDE')
HTF_3_Settings.htf        := htf_3
HTF_3_Settings.color_bull := input.color(defval = color.new(#00332a, 86)  , title = '', inline='htf3' , group = 'FVG OUTSIDE')
HTF_3_Settings.color_bear := input.color(defval = color.new(#00332a, 86) , title =  '', inline='htf3' , group = 'FVG OUTSIDE')
HTF_3_Settings.max_count  := input.int(defval = 10 , title =  '', inline = 'htf3'  , group = 'FVG OUTSIDE' , tooltip = tooltip1)

HTF_4_Settings.show       := input.bool(defval = false  , title =  '', inline = 'htf4' , group = 'FVG OUTSIDE')
htf_4                      = input.timeframe(defval = '240'  , title =  '' , inline = 'htf4' , group = 'FVG OUTSIDE')
HTF_4_Settings.htf        := htf_4
HTF_4_Settings.color_bull := input.color(defval = color.new(#00332a, 86)  , title = '', inline='htf4' , group = 'FVG OUTSIDE')
HTF_4_Settings.color_bear := input.color(defval = color.new(#00332a, 86) , title =  '', inline='htf4' , group = 'FVG OUTSIDE')
HTF_4_Settings.max_count  := input.int(defval = 5 , title =  '', inline = 'htf4'  , group = 'FVG OUTSIDE' , tooltip = tooltip1)

//+------------------------------------------------------------------------------------------------------------+//
//+--- Variables                                                                                            ---+//
//+------------------------------------------------------------------------------------------------------------+//
color color_transparent             = #ffffff00

Helper helper                       = Helper.new()

var ImbalanceStructure FVG_1        = ImbalanceStructure.new()
var ImbalanceStructure FVG_2        = ImbalanceStructure.new()
var ImbalanceStructure FVG_3        = ImbalanceStructure.new()
var ImbalanceStructure FVG_4        = ImbalanceStructure.new()

var Imbalance[] FVGs_1              = array.new<Imbalance>()
var Imbalance[] FVGs_2              = array.new<Imbalance>()
var Imbalance[] FVGs_3              = array.new<Imbalance>()
var Imbalance[] FVGs_4              = array.new<Imbalance>()

FVG_1.imbalance                     := FVGs_1
FVG_1.settings                      := HTF_1_Settings
FVG_2.imbalance                     := FVGs_2
FVG_2.settings                      := HTF_2_Settings
FVG_3.imbalance                     := FVGs_3
FVG_3.settings                      := HTF_3_Settings
FVG_4.imbalance                     := FVGs_4
FVG_4.settings                      := HTF_4_Settings

//Used internally for padding
var int TF_1 = 0
var int TF_2 = 0
var int TF_3 = 0
var int TF_4 = 0

//+------------------------------------------------------------------------------------------------------------+//
//+--- Methods                                                                                              ---+//
//+------------------------------------------------------------------------------------------------------------+//
method LineStyle(Helper helper, string style) =>
    helper.name := style
    out = switch style
        '----' => line.style_dashed
        '····' => line.style_dotted
        => line.style_solid
    out

method Gethtftext(Helper helper, string htf) =>
    helper.name := htf
    formatted = htf
    seconds = timeframe.in_seconds(htf)

    if seconds < 60
        formatted := str.tostring(seconds) + 's'
    else if (seconds / 60) < 60
        formatted := str.tostring((seconds/60)) + 'm'
    else if (seconds/60/60) < 24
        formatted := str.tostring((seconds/60/60)) + 'H'
    formatted

method Validtimeframe(Helper helper, tf) =>
    helper.name := tf
    n1 = timeframe.in_seconds()
    n2 = timeframe.in_seconds(tf)
    n1 <= n2

//+------------------------------------------------------------------------------------------------------------+//
//+--- Imbalances Methods                                                                                   ---+//
//+------------------------------------------------------------------------------------------------------------+//
// AddZone is used to display and manage imbalance related boxes
method AddZone(ImbalanceStructure IS, Imbalance imb) =>
    if IS.settings.show
        int buffer = time+((time-time[1])*(settings.padding+1+(settings.buffer)))
        isBeforeOrAtTestStart = time <= start_test
        isAfterOrAtTestStart  = time >= start_test
        if na(imb.box)
            imb.box := box.new(imb.open_time, imb.open, buffer, imb.close, settings.Border_show ? imb.open < imb.close ? color.new(IS.settings.color_bull, color.t(IS.settings.color_bull)/ 3) : color.new(IS.settings.color_bear, color.t(IS.settings.color_bear)/ 3) : color_transparent, settings.Border_show ? 1 : 0, bgcolor = imb.open < imb.close ? IS.settings.color_bull : IS.settings.color_bear, xloc=xloc.bar_time)
            if settings.label_show
                imb.lbl := label.new(buffer, imb.middle, text=helper.Gethtftext(IS.settings.htf), xloc=xloc.bar_time, textcolor=settings.label_color, style=label.style_label_left, color=settings.label_bgcolor, size = settings.label_size)
            if settings.CE_show
                imb.line_middle := line.new(imb.open_time, imb.middle, buffer, imb.middle, xloc=xloc.bar_time, style=helper.LineStyle(settings.CE_style), color=settings.CE_color)
            if settings.fra_show
                imb.line_25 := line.new(imb.open_time, imb.mid_25, buffer, imb.mid_25, xloc=xloc.bar_time, style=helper.LineStyle(settings.fra_style), color=settings.fra_color)
                imb.line_75 := line.new(imb.open_time, imb.mid_75, buffer, imb.mid_75, xloc=xloc.bar_time, style=helper.LineStyle(settings.fra_style), color=settings.fra_color)     

        else
            box.set_right(imb.box, imb.mitigated ? imb.mitigated_time : buffer)
            box.set_bgcolor(imb.box, imb.open < imb.close ? imb.mitigated ? settings.mitigated_color : IS.settings.color_bull : imb.mitigated ? settings.mitigated_color : IS.settings.color_bear)
            box.set_border_color(imb.box, settings.Border_show ? imb.open < imb.close ? color.new(settings.mitigated_color, color.t(settings.mitigated_color)/ 3) : color.new(settings.mitigated_color, color.t(settings.mitigated_color)/ 3) : color_transparent)
            label.delete(imb.lbl)

            if settings.CE_show and isAfterOrAtTestStart
                line.set_color(imb.line_middle , color.new(settings.mitigated_color , 100))
                if settings.mitigated_CE_show 
                    line.set_x2(imb.line_middle, imb.mitigated ? imb.mitigated_time : buffer)
                    line.set_color(imb.line_middle , settings.mitigated_CE_color)
                    line.set_style(imb.line_middle , helper.LineStyle(settings.mitigated_CE_style))

            if settings.fra_show and isAfterOrAtTestStart
                line.set_color(imb.line_75 , color.new(settings.mitigated_color , 100))
                line.set_color(imb.line_25 , color.new(settings.mitigated_color , 100))
                if settings.mitigated_fra_show 
                    line.set_x2(imb.line_25, imb.mitigated ? imb.mitigated_time : buffer)
                    line.set_x2(imb.line_75, imb.mitigated ? imb.mitigated_time : buffer)
                    line.set_color(imb.line_25 , settings.mitigated_fra_color)
                    line.set_color(imb.line_75 , settings.mitigated_fra_color)     

        if imb.mitigated and INSIDE_RANGE  
            if isAfterOrAtTestStart and not settings.mitigated_show 
                box.delete(imb.box)
                line.delete(imb.line_middle)
                line.delete(imb.line_25)
                line.delete(imb.line_75)
                label.delete(imb.lbl)
            else if isBeforeOrAtTestStart and settings.mitigated_show
                box.set_bgcolor(imb.box, color.new(settings.mitigated_color , 100))
                box.set_border_color(imb.box, color.new(settings.mitigated_color , 100))
                box.delete(imb.box)
                line.delete(imb.line_middle)
                line.delete(imb.line_25)
                line.delete(imb.line_75)
                label.delete(imb.lbl)
    IS

// AddImbalance adds a newly discovered imbalance. this applies for both FVG and Volume Imbalance
method AddImbalance(ImbalanceStructure IS, float o, float c, int o_time) =>
    Imbalance imb = Imbalance.new()
    imb.open_time           := o_time
    imb.open                := o
    imb.middle              := (o+c)/2
    imb.mid_25              := c+(o-c)*0.25
    imb.mid_75              := c+(o-c)*0.75 
    imb.close               := c

    IS.imbalance.unshift(imb)
    IS.AddZone(imb)

    if  INSIDE_RANGE and time >= start_test and IS.imbalance.size() > IS.settings.max_count
        temp = IS.imbalance.pop()
        box.delete(temp.box)
        line.delete(temp.line_middle)
        line.delete(temp.line_25)
        line.delete(temp.line_75)
        label.delete(temp.lbl)
    IS

method AddImbalance_O(ImbalanceStructure IS, float o, float c, int o_time) =>
    Imbalance imb = Imbalance.new()
    imb.open_time           := o_time
    imb.open                := o
    imb.middle              := (o+c)/2
    imb.mid_25              := c+(o-c)*0.25
    imb.mid_75              := c+(o-c)*0.75 
    imb.close               := c

    IS.imbalance.unshift(imb)
    IS.AddZone(imb)

    if OUTSIDE_RANGE and time <= start_test and IS.imbalance.size() > IS.settings.max_count
        temp = IS.imbalance.pop()
        box.delete(temp.box)
        line.delete(temp.line_middle)
        line.delete(temp.line_25)
        line.delete(temp.line_75)
        label.delete(temp.lbl)
    IS

// CheckMitigated checks if the imbalance has been mitigated based on the settings
method CheckMitigated(ImbalanceStructure IS, o, h, l, c) =>
    if IS.imbalance.size() > 0
        for i = IS.imbalance.size() - 1 to 0
            imb = IS.imbalance.get(i)

            if not imb.mitigated
                switch settings.mitigated_type
                    'Body filled' =>
                        imb.mitigated       := imb.open < imb.close ? math.min(o, c) <= imb.open : math.max(o, c) >= imb.open
                    
                if imb.mitigated
                    if not settings.mitigated_show
                        box.delete(imb.box)
                        line.delete(imb.line_middle)
                        line.delete(imb.line_25)
                        line.delete(imb.line_75)
                        label.delete(imb.lbl)
                        IS.imbalance.remove(i)
                    else
                        if IS.settings.max_count
                            imb.mitigated_time  := time
                            IS.AddZone(imb)
    IS
method CheckMitigated_O(ImbalanceStructure IS, o, h, l, c) =>
    if IS.imbalance.size() > 0
        for i = IS.imbalance.size() - 1 to 0
            imb = IS.imbalance.get(i)

            if not imb.mitigated
                switch settings.mitigated_type
                    'Body filled' =>
                        imb.mitigated       := imb.open < imb.close ? math.min(o, c) <= imb.open : math.max(o, c) >= imb.open
                    
                if imb.mitigated
                    isBeforeOrAtTestStart = time <= start_test
                    if not settings.mitigated_show and isBeforeOrAtTestStart
                        box.delete(imb.box)
                        line.delete(imb.line_middle)
                        line.delete(imb.line_25)
                        line.delete(imb.line_75)
                        label.delete(imb.lbl)
                        IS.imbalance.remove(i)
                    else
                        if IS.settings.max_count
                            box.delete(imb.box)
                            line.delete(imb.line_middle)
                            line.delete(imb.line_25)
                            line.delete(imb.line_75)
                            label.delete(imb.lbl)
                            IS.imbalance.remove(i)
    IS

method AdjustMargins(ImbalanceStructure IS, int step) =>
    if INSIDE_RANGE and IS.imbalance.size() > 0
        int buffer = time+((time-time[1])*(settings.padding+1+(settings.buffer*(step-1))))
        for i = IS.imbalance.size() - 1 to 0
            imb = IS.imbalance.get(i)
            box.set_right(imb.box, buffer)
            label.set_x(imb.lbl, buffer)
            if settings.CE_show
                line.set_x2(imb.line_middle, buffer)
            if settings.fra_show
                line.set_x2(imb.line_25, buffer)
                line.set_x2(imb.line_75, buffer)
    IS


// FindImbalance looks for imbalances and, if found, adds it to the list
method FindImbalance(ImbalanceStructure IS, o, h, l, c, t, o1, h1, l1, c1, t1, o2, h2, l2, c2, t2) =>
    if INSIDE_RANGE and time >= start_test and IS.settings.show and (h < l2 or l > h2) 
        o = h < l2 ? l2 : h2
        c = h < l2 ? h : l
        IS.AddImbalance(o, c, t2)
    IS

method Process(ImbalanceStructure IS, float o, float h, float l, float c, int t, float o1, float h1, float l1, float c1, int t1, float o2, float h2, float l2, float c2, int t2, bool confirmed) =>
    var int visible = 0
    if INSIDE_RANGE and time >= start_test and IS.settings.show and confirmed
        if not settings.ltf_hide or (settings.ltf_hide and helper.Validtimeframe(IS.settings.htf))
            if ta.change(time(IS.settings.htf)) and IS.settings.show
                IS.FindImbalance(o, h, l, c, t, o1, h1, l1, c1, t1, o2, h2, l2, c2, t2)
                visible := 1
            IS.CheckMitigated(o, h, l, c)
    visible

method FindImbalance_O(ImbalanceStructure IS, o, h, l, c, t, o1, h1, l1, c1, t1, o2, h2, l2, c2, t2) =>
    if OUTSIDE_RANGE and time <= start_test and IS.settings.show and (h < l2 or l > h2) 
        o = h < l2 ? l2 : h2
        c = h < l2 ? h : l
        IS.AddImbalance_O(o, c, t2)
    IS

method Process_O(ImbalanceStructure IS, float o, float h, float l, float c, int t, float o1, float h1, float l1, float c1, int t1, float o2, float h2, float l2, float c2, int t2, bool confirmed) =>
    var int visible = 0
    if OUTSIDE_RANGE and IS.settings.show and confirmed
        if not settings.ltf_hide or (settings.ltf_hide and helper.Validtimeframe(IS.settings.htf))
            if ta.change(time(IS.settings.htf)) and IS.settings.show
                IS.FindImbalance_O(o, h, l, c, t, o1, h1, l1, c1, t1, o2, h2, l2, c2, t2)
                visible := 1
            IS.CheckMitigated_O(o, h, l, c)
    visible

//+------------------------------------------------------------------------------------------------------------+//
//+--- Main call to start the process                                                                       ---+//
//+------------------------------------------------------------------------------------------------------------+//

[o_1, h_1, l_1, c_1, t_1, confirmed] = request.security(syminfo.tickerid, htf_1, [open, high, low, close, time, barstate.isconfirmed])
[o1_1, h1_1, l1_1, c1_1, t1_1] = request.security(syminfo.tickerid, htf_1, [open[1], high[1], low[1], close[1], time[1]])
[o2_1, h2_1, l2_1, c2_1, t2_1] = request.security(syminfo.tickerid, htf_1, [open[2], high[2], low[2], close[2], time[2]])
TF_1 := FVG_1.Process(o_1, h_1, l_1, c_1, t_1, o1_1, h1_1, l1_1, c1_1, t1_1, o2_1, h2_1, l2_1, c2_1, t2_1, confirmed)
if barstate.isconfirmed and INSIDE_RANGE and time >= start_test
    FVG_1.AdjustMargins(TF_1)

[o_2, h_2, l_2, c_2, t_2, confirmed_2] = request.security(syminfo.tickerid, htf_2, [open, high, low, close, time, barstate.isconfirmed])
[o1_2, h1_2, l1_2, c1_2, t1_2] = request.security(syminfo.tickerid, htf_2, [open[1], high[1], low[1], close[1], time[1]])
[o2_2, h2_2, l2_2, c2_2, t2_2] = request.security(syminfo.tickerid, htf_2, [open[2], high[2], low[2], close[2], time[2]])
TF_2 := TF_1 + FVG_2.Process_O(o_2, h_2, l_2, c_2, t_2, o1_2, h1_2, l1_2, c1_2, t1_2, o2_2, h2_2, l2_2, c2_2, t2_2, confirmed_2)
if barstate.isconfirmed and OUTSIDE_RANGE
    FVG_2.AdjustMargins(TF_2)

[o_3, h_3, l_3, c_3, t_3, confirmed_3] = request.security(syminfo.tickerid, htf_3, [open, high, low, close, time, barstate.isconfirmed])
[o1_3, h1_3, l1_3, c1_3, t1_3] = request.security(syminfo.tickerid, htf_3, [open[1], high[1], low[1], close[1], time[1]])
[o3_3, h3_3, l3_3, c3_3, t3_3] = request.security(syminfo.tickerid, htf_3, [open[2], high[2], low[2], close[2], time[2]])
TF_3 := TF_1 + FVG_3.Process_O(o_3, h_3, l_3, c_3, t_3, o1_3, h1_3, l1_3, c1_3, t1_3, o3_3, h3_3, l3_3, c3_3, t3_3, confirmed_3)
if barstate.isconfirmed and OUTSIDE_RANGE
    FVG_3.AdjustMargins(TF_3)

[o_4, h_4, l_4, c_4, t_4, confirmed_4] = request.security(syminfo.tickerid, htf_4, [open, high, low, close, time, barstate.isconfirmed])
[o1_4, h1_4, l1_4, c1_4, t1_4] = request.security(syminfo.tickerid, htf_4, [open[1], high[1], low[1], close[1], time[1]])
[o4_4, h4_4, l4_4, c4_4, t4_4] = request.security(syminfo.tickerid, htf_4, [open[2], high[2], low[2], close[2], time[2]])
TF_4 := TF_1 + FVG_4.Process_O(o_4, h_4, l_4, c_4, t_4, o1_4, h1_4, l1_4, c1_4, t1_4, o4_4, h4_4, l4_4, c4_4, t4_4, confirmed_4)
if barstate.isconfirmed and OUTSIDE_RANGE
    FVG_4.AdjustMargins(TF_4)

//------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------//
// High Low 
//------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------//

show_HL      = input.bool(defval = true , title = 'High / Low only outside range' , inline = 'HL', group = 'Horizontal Lines')
Sess_D       = '0001-2400'
lineColor_HL = input.color(defval = #fff9c4 , title = '' , inline = 'HL', group = 'Horizontal Lines')
lineStyle_HL = input.string(title = 'Style', defval = line.style_solid, options=[line.style_dotted, line.style_dashed, line.style_solid], inline = 'HL', group = 'Horizontal Lines')
iExtend      = input.bool(defval = true , title = 'Extend Lines', group = 'Horizontal Lines')
iMXLineCnt   = input.int(defval = 100 , title = 'max Line Count', group = 'Horizontal Lines')
iEBLineCnt   = input.int(defval = 0 , title = 'Extend Broken Line Count', group = 'Horizontal Lines')

//-----
var max_array_size = iMXLineCnt
var sess_line_H_c_array_ = array.new_line()
var sess_line_L_c_array_ = array.new_line()
var sessionLineHArray_c = array.new_bool()
var sessionLineLArray_c = array.new_bool()

InSession(sessionTime) =>
    not na(time(timeframe.period , sessionTime , Timezone))

add_to_Line(pointer, pointer_c, aLine) =>
    array.unshift(pointer, aLine)
    array.unshift(pointer_c, false)
    if array.size(pointer) > max_array_size
        array.pop(pointer)
        array.pop(pointer_c)
       
drawing_HorizonalLines(aSessionTime, aTimezone) =>
    // Create variables
    var sessionHighPrice = 0.0
    var sessionLowPrice  = 0.0
    var line sessionLineH = na
    var line sessionLineL = na

    // See if the session is currently active and just started
    inSession    = InSession(aSessionTime) and timeframe.isintraday
    sessionStart = inSession and not inSession[1]

    // When a new session starts, set the session high and low to the data
    // of the bar in the session.
    if sessionStart
        sessionHighPrice := high
        sessionLowPrice  := low

    // Else, during the session, track the highest high and lowest low
    else if inSession
        sessionHighPrice := math.max(sessionHighPrice, high)
        sessionLowPrice  := math.min(sessionLowPrice, low)

    // When a session begins, make a new box for that session
    if sessionStart
        sessionLineH := line.new(bar_index,na,na,na,color = color.rgb(0,0,255,100))
        sessionLineL := line.new(bar_index,na,na,na,color = color.rgb(0,0,255,100))
        add_to_Line(sess_line_H_c_array_, sessionLineHArray_c, sessionLineH)
        add_to_Line(sess_line_L_c_array_, sessionLineLArray_c, sessionLineL)

    // During the session, update that session's existing box 
    if inSession
        line.set_y1(sessionLineH, sessionHighPrice)
        line.set_y2(sessionLineH, sessionHighPrice)
        line.set_y1(sessionLineL, sessionLowPrice)
        line.set_y2(sessionLineL, sessionLowPrice)

        line.set_x2(sessionLineH, bar_index + 1)
        line.set_x2(sessionLineL, bar_index + 1)

        if iExtend
            line.set_extend(sessionLineH , extend.right) 
            line.set_extend(sessionLineL , extend.right)
        else   
            line.set_x2(sessionLineH , last_bar_index)
            line.set_x2(sessionLineL , last_bar_index)

// Drawing Vertical Lines 
if OUTSIDE_RANGE and time <= start_test and DOM60 
    if show_HL
        drawing_HorizonalLines(Sess_D , Timezone)

// Checking Cross the Vertical Lines 
if array.size(sess_line_H_c_array_) > 1
    for i = 1 to array.size(sess_line_H_c_array_)-1
        if line.get_y2(array.get(sess_line_H_c_array_ , i)) <= high
            line.set_color(array.get(sess_line_H_c_array_ , i) , color.rgb(0, 187, 212, 100))
            if iEBLineCnt <= i
                line.set_extend(array.get(sess_line_H_c_array_ , i) , extend.none)
            array.set(sessionLineHArray_c , i , true)
        else
            if not array.get(sessionLineHArray_c , i)
                line.set_color(array.get(sess_line_H_c_array_ , i) , lineColor_HL)
                line.set_style(array.get(sess_line_H_c_array_ , i) , lineStyle_HL)

if array.size(sess_line_L_c_array_) > 1
    for i = 1 to array.size(sess_line_L_c_array_)-1
        if line.get_y2(array.get(sess_line_L_c_array_ , i)) >= low
            line.set_color(array.get(sess_line_L_c_array_ , i) , color.rgb(0, 187, 212, 100))
            if iEBLineCnt <= i
                line.set_extend(array.get(sess_line_L_c_array_ , i) , extend.none)
            array.set(sessionLineLArray_c , i , true)
        else
            if not array.get(sessionLineLArray_c , i)
                line.set_color(array.get(sess_line_L_c_array_ , i) , lineColor_HL)
                line.set_style(array.get(sess_line_L_c_array_ , i) , lineStyle_HL)  
// ]

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