Zen Z Bars V1

// © Zen_Tim_Trades
// Zen_Z_Bars v1.1 · 20260608

//@version=5
indicator("Zen_Z_Bars_V1" , overlay = true, max_lines_count = 500, max_labels_count = 200)

//Notes
//28 Aug 2023 removed condition for excluding OB to review
//08 Jun 2026 v1.1 - added per-tier On/Off toggles for z_bar 1-4 (group "Z-Bar Tiers")


i_bullIBSfactor = input.int(69, "Bull IBS Threshold", minval = 51, maxval = 99)
I_bearIBSfactor = input.int(31, "Bear INS Threshold", minval = 1, maxval = 49)
BodyRangeThreshold  = input(title = "Body Range Limit", defval = 45)
f_Bar_range_multiple_factor_1  = input.float(title = "Bar Range Multiple 1", defval = 1.1)
f_Bar_range_multiple_factor_2  = input.float(title = "Bar Range Multiple 1.5", defval = 1.5)
f_Bar_range_multiple_factor_3  = input.float(title = "Bar Range Multiple 2", defval = 2)
f_Bar_range_multiple_factor_4  = input.float(title = "Bar Range Multiple 3", defval = 3)
z_min_bar_size = input.float(title = "Bar Range Minimum", defval = 5)

bool showmidpoint = input.string("Off", "Show Midpoint", options = ["On", "Off"]) == "On"
bool plotBOsOn = input.string("On", "Show BOs ?", options = ["On", "Off"]) == "On"
bool plotIBS = input.string("On", "Show IBS ?", options = ["On", "Off"]) == "On"
bool plotIBSshapes = input.string("On", "Show IBS Shapes ?", options = ["On", "Off"]) == "On"
bool plotRevOn = input.string("On", "Show Reversals", options = ["On", "Off"]) == "On"
bool plotOBs = input.string("On", "Show OBs", options = ["On", "Off"]) == "On"
bool plotCXtargets = input.string("On", "Show CX targets", options = ["On", "Off"]) == "On"
bool plotBOFTlabels = input.string("On", "Show BOFT labels", options = ["On", "Off"]) == "On"
bool plotKNTGTS = input.string("On", "Show Signal Line", options = ["On", "Off"]) == "On"
bool plotCXtextlines = input.string("On", "Show CX test Lines", options = ["On", "Off"]) == "On"
bool plotlabelABRmultiple = input.string("Off", "Show ABR labels", options = ["On", "Off"]) == "On"

//Z-Bar tier visibility toggles (v1.1)
bool show_z1 = input.string("On", "Show Tier 1 (1.1x)", options = ["On", "Off"], group = "Z-Bar Tiers") == "On"
bool show_z2 = input.string("On", "Show Tier 2 (1.5x)", options = ["On", "Off"], group = "Z-Bar Tiers") == "On"
bool show_z3 = input.string("On", "Show Tier 3 (2x)",   options = ["On", "Off"], group = "Z-Bar Tiers") == "On"
bool show_z4 = input.string("On", "Show Tier 4 (3x)",   options = ["On", "Off"], group = "Z-Bar Tiers") == "On"



//What is current bar

isUp = close > open
isDown = close < open

isBullBO = close > close[1] and low >= low[1]
isBullBO_high = high > high[1] and low >=low[1]
isBullBO_Cl_over_high = close > high[1] and low >=low[1]

isBearBO = close < close[1] and high <= high[1]
isBearBO_low = low < low[1] and high <= high[1]
isBearBO_cl_below_low = close < low[1] and high <= high[1]

isOutside = high >= high[1] and low <= low[1]
isOutsideUp = high >= high[1] and low <= low[1] and isUp
isOutsideDown = high >= high[1] and low <= low[1] and isDown
isInside = high <= high[1] and low >= low[1]

// What is Prior Bar
priorbarisInside = high[1] <= high[2] and low[1] >= low[2]
priorbarisbull = close[1] > open[1]
priorbarisbear = close [1] < open[1]

// Calc AMA Climax Factor

candleRangeCurrenBar = high - low
candleRangePriorBar = high[1] - low[1]
rangeDiffPriorBar =candleRangeCurrenBar - candleRangePriorBar
climaxFactor = rangeDiffPriorBar / candleRangePriorBar

isBullBar = close - open > 0
isBearBar = close - open < 0
priorBullBar = close[1] > open[1]
priorBearBar = open[1] > close[1]

amaCXFInput  = input(title = "AMA Climax Factor", defval = 1.8)

bool plotAMACXFOn = input.string("On", "Show AMA CXF", options = ["On", "Off"]) == "On"
bool plotClimaxColourOn = input.string("On", "Show CX Colour", options = ["On", "Off"]) == "On"
bool plotClimaxShapeOn = input.string("On", "Show CX Shapes", options = ["On", "Off"]) == "On"

//Range stuff

//Check current timeframe
is_daily = timeframe.isdaily
is_weekly = timeframe.isweekly
is_monthly = timeframe.ismonthly

//Set the number of bars to ignore based on the timeframe
y = input.int(1, "Number of Bars to Ignore at Start of Day")
x = is_daily or is_weekly or is_monthly ? 0 : y

//Your existing logic
new_day = dayofweek != dayofweek[1]
bars_since_new_day = ta.barssince(new_day)
ignore_signals = bars_since_new_day < x

//Candle Range

candleRangeCurrentBar = math.abs(high - low)
half_range = math.abs(candleRangeCurrentBar/2)
//candleRangePriorBar = math.abs(high[1] - low[1])
diff_priorbar = math.abs(candleRangeCurrentBar - candleRangePriorBar)

//Avg Bar Range Lookback

lookbackPeriod = input(8, "Lookback Period")

averageBarRange = math.sum(candleRangeCurrentBar, lookbackPeriod) / lookbackPeriod

//Tail Range
toptailrangebull = math.abs(high-close)
bottomtailrangebull = math.abs(open-low)
bodyrangebull = math.abs(close-open)
trendfactorbull = bodyrangebull / candleRangeCurrentBar

toptailrangebear = math.abs(high-open)
bottomtailrangebear = math.abs(close-low)
bodyrangebear = math.abs(open-close)
trendfactorbear = bodyrangebear / candleRangeCurrentBar

//barrange

bull_range = math.abs(close-low)
bear_range = math.abs(high-close)

bar_range = math.abs(high - low)
twobar_range = 2*bar_range

isbull = close > open
isbear = close < open
body_size = isbull? math.abs(close-open) : isbear ? math.abs(open-close) : na
bodyoverrange = body_size / bar_range

toptail = isbull? high - close : isbear? high - open : na
bottomtail = isbull? open - low : isbear? close - low : na
toptailoverbarrange = toptail / bar_range
bottomtailoverbarrange = bottomtail / bar_range
bigenoughbody = bodyoverrange >= (BodyRangeThreshold / 100)


//IBS
ibsBullThreshold  = input(title = "IBS Bull", defval = 31)
ibsBearThreshold  = input(title = "IBS Bear", defval = 69)

isPerfectdoji = close == open

iBS = ((close - low) / (high - low)) * 100

hiddenBull = isBearBar and iBS > ibsBearThreshold 
hiddenBear = isBullBar and iBS < ibsBullThreshold

ibsONBULL = hiddenBull and plotIBS == true
ibsONBEAR = hiddenBear and plotIBS == true

showIBSshapesBull = ibsONBULL and plotIBSshapes == true
showIBSshapesBear = ibsONBEAR and plotIBSshapes == true

//IBS qualifier

bullclose_ok_ibs = isUp and iBS > i_bullIBSfactor
bearclose_ok_ibs = isDown and iBS < I_bearIBSfactor

//Outside Bar Classification

hhdist = high - high[1]
lldist = low[1] - low
obBullBO = hhdist >= lldist and isOutside
obBearBO = lldist >= hhdist and isOutside 

plotobBULLBO = obBullBO and plotOBs == true
plotobBEARBO = obBearBO and plotOBs == true


//Reversals

bearREV = high > high[1] and close < close[1] and not isOutside
bearRevon = bearREV and plotRevOn == true

bullREV = low < low[1] and close > close [1] and not isOutside
bullRevon = bullREV and plotRevOn == true

// colour BOs and CXs

cleanbullbo = high > high[1] and close > close[1]
cleanbearbo = low < low[1] and close < close[1]


istruebullbo = cleanbullbo and not isOutside and not isInside
plotbullBO = istruebullbo and plotBOsOn == true
istruebearbo = cleanbearbo and not isOutside and not isInside
plotbearBO = istruebearbo and plotBOsOn == true



//Moving Average of range

length = 8
bodyRange = math.abs(close - open)
averageBodyRange = ta.sma(bodyRange, length)
z_multiple = bar_range / averageBarRange
bigenoughbar = bar_range >= z_min_bar_size

z_bar_1 = show_z1 and bigenoughbody and bigenoughbar and z_multiple > f_Bar_range_multiple_factor_1
z_bar_2 = show_z2 and bigenoughbody and bigenoughbar and z_multiple >= f_Bar_range_multiple_factor_2
z_bar_3 = show_z3 and bigenoughbody and bigenoughbar and z_multiple >= f_Bar_range_multiple_factor_3
z_bar_4 = show_z4 and bigenoughbody and bigenoughbar and z_multiple >= f_Bar_range_multiple_factor_4

barcolor(z_bar_4? color.lime : z_bar_3? color.rgb(2, 217, 255) : z_bar_2? color.rgb(255, 2, 200) : z_bar_1? color.purple : na)

midpoint_dist = (high - low)/2
midpoint = high - midpoint_dist

if z_bar_1 or z_bar_2 or z_bar_3 or z_bar_4
    line.new(x1 = bar_index, y1 = midpoint, x2 = bar_index + 2, y2 = midpoint, color = color.purple, width = 1)
//

zbar_group = z_bar_1 or z_bar_2 or z_bar_3 or z_bar_4
zbar_group_bull = zbar_group and isbull
zbar_bull_ft = zbar_group_bull[1] and isbull

zbar_group_bear = zbar_group and isbear
zbar_bear_ft = zbar_group_bear[1] and isbear

plotshape(zbar_bull_ft, style=shape.arrowup, color=color.blue,location=location.belowbar)
plotshape(zbar_bear_ft, style=shape.arrowdown, color=color.red,location=location.abovebar)

// Version History
// Version | Date     | Changes
// v1.0    | 20230828 | Base indicator; removed OB exclusion condition
// v1.1    | 20260608 | Added per-tier On/Off toggles (show_z1-4) gating z_bar_1-4