Order Block Signals

//version=5
indicator("Order Block Signals", overlay=true, max_lines_count=500, max_labels_count=500)

// Inputs
OB_Threshold = input.float(0.001, "OB Threshold (%)", step=0.001) / 100
Lookback = input.int(200, "Lookback Period")

min_diff = input.float(1.0, "Min Candle %", step=0.1)
max_diff = input.float(1.2, "Max Candle %", step=0.1)
tp_percent = input.float(1.3, "Take Profit %", step=0.1) / 100
sl2_percent = input.float(1.3, "Second SL %", step=0.1) / 100

// Order Block Detection
var float highRange = na
var float lowRange = na
highRange := ta.highest(high, Lookback)
lowRange := ta.lowest(low, Lookback)

Buy_OB = low >= lowRange * (1 - OB_Threshold) and low <= lowRange * (1 + OB_Threshold)
Sell_OB = high >= highRange * (1 - OB_Threshold) and high <= highRange * (1 + OB_Threshold)

// Candle Filter
candle_diff = ((high - low) / low) * 100
valid_candle = candle_diff >= min_diff and candle_diff <= max_diff

// Signal Generation
Buy_Signal = Buy_OB and valid_candle
Sell_Signal = Sell_OB and valid_candle

// Remove Excess Signals
var int lastSignal = 0
Buy_Signal := Buy_Signal and lastSignal <= 0
Sell_Signal := Sell_Signal and lastSignal >= 0

if Buy_Signal
lastSignal := 1
else if Sell_Signal
lastSignal := -1

// Price Levels
var float entryPrice = na
var float slPrice = na
var float tpPrice = na
var float sl2Price = na

if Buy_Signal
entryPrice := high
slPrice := low
tpPrice := entryPrice * (1 + tp_percent)
sl2Price := slPrice * (1 - sl2_percent)
else if Sell_Signal
entryPrice := low
slPrice := high
tpPrice := entryPrice * (1 - tp_percent)
sl2Price := slPrice * (1 + sl2_percent)

// Plotting
plot(entryPrice, "Entry", color.new(color.green, 0), 2)
plot(slPrice, "SL", color.new(color.red, 0), 2)
plot(tpPrice, "TP", color.new(color.blue, 0), 2)
plot(sl2Price, "SL2", color.new(color.orange, 0), 2)

// Enhanced Signal Markers
plotshape(Buy_Signal, style=shape.square, location=location.belowbar,
color=color.new(color.green, 0), size=size.tiny, offset=-40)
plotshape(Buy_Signal, style=shape.square, location=location.belowbar,
color=color.new(color.lime, 0), size=size.tiny, offset=-50)
plotshape(Buy_Signal, style=shape.triangleup, location=location.belowbar,
color=color.new(color.white, 0), size=size.small, offset=-45)

plotshape(Sell_Signal, style=shape.square, location=location.abovebar,
color=color.new(color.red, 0), size=size.tiny, offset=40)
plotshape(Sell_Signal, style=shape.square, location=location.abovebar,
color=color.new(color.orange, 0), size=size.tiny, offset=50)
plotshape(Sell_Signal, style=shape.triangledown, location=location.abovebar,
color=color.new(color.white, 0), size=size.small, offset=-45)

// Order Block Zones
bgcolor(Buy_OB ? color.new(color.green, 90) : na)
bgcolor(Sell_OB ? color.new(color.red, 90) : na)

// Dynamic Lines
var line entryLine = na
var line slLine = na
var line tpLine = na
var line sl2Line = na

if Buy_Signal or Sell_Signal
entryLine := line.new(bar_index, entryPrice, bar_index+1, entryPrice,
color=color.green, width=2)
slLine := line.new(bar_index, slPrice, bar_index+1, slPrice,
color=color.red, width=2)
tpLine := line.new(bar_index, tpPrice, bar_index+1, tpPrice,
color=color.blue, width=2)
sl2Line := line.new(bar_index, sl2Price, bar_index+1, sl2Price,
color=color.orange, width=2)





//version=5
indicator("Order Block Signals - Exclusive & Dynamic", overlay=true, max_lines_count=500)

// Inputs

Lookback = input.int(200, "Lookback Period")

min_diff = input.float(1.0, "Min Candle %", step=0.1)
max_diff = input.float(1.2, "Max Candle %", step=0.1)
tp_percent = input.float(1.3, "Take Profit %", step=0.1) / 100
sl2_percent = input.float(1.3, "Second SL %", step=0.1) / 100

// Order Block Detection
var float highRange = na
var float lowRange = na
highRange := ta.highest(high, Lookback)
lowRange := ta.lowest(low, Lookback)

Buy_OB = low >= lowRange * (1 - OB_Threshold) and low <= lowRange * (1 + OB_Threshold)
Sell_OB = high >= highRange * (1 - OB_Threshold) and high <= highRange * (1 + OB_Threshold)

// Candle Filter
candle_diff = ((high - low) / low) * 100
valid_candle = candle_diff >= min_diff and candle_diff <= max_diff

// Signal Generation with Mutual Exclusivity
var int lastSignal = 0 // -1 = Sell active, 0 = Neutral, 1 = Buy active
var float entryPrice = na
var float slPrice = na
var float tpPrice = na
var float sl2Price = na

Buy_Signal = false
Sell_Signal = false

// Check for new signals
if Buy_OB and valid_candle and lastSignal <= 0
Buy_Signal := true
lastSignal := 1
entryPrice := high
slPrice := low
tpPrice := entryPrice * (1 + tp_percent)
sl2Price := slPrice * (1 - sl2_percent)
else if Sell_OB and valid_candle and lastSignal >= 0
Sell_Signal := true
lastSignal := -1
entryPrice := low
slPrice := high
tpPrice := entryPrice * (1 - tp_percent)
sl2Price := slPrice * (1 + sl2_percent)

// Check for TP/SL hit to reset signals
if lastSignal == 1 and (high >= tpPrice or low <= slPrice)
lastSignal := 0
entryPrice := na
slPrice := na
tpPrice := na
sl2Price := na
else if lastSignal == -1 and (low <= tpPrice or high >= slPrice)
lastSignal := 0
entryPrice := na
slPrice := na
tpPrice := na
sl2Price := na

// Plotting
plot(entryPrice, "Entry", color.new(color.green, 0), 2, linewidth=2)
plot(slPrice, "SL", color.new(color.red, 0), 2, linewidth=2)
plot(tpPrice, "TP", color.new(color.blue, 0), 2, linewidth=2)
plot(sl2Price, "SL2", color.new(color.orange, 0), 2, linewidth=2)

// Signal Markers
plotshape(Buy_Signal, style=shape.triangleup, location=location.belowbar,
color=color.new(color.green, 0), size=size.normal, text="BUY", textcolor=color.white)

plotshape(Sell_Signal, style=shape.triangledown, location=location.abovebar,
color=color.new(color.red, 0), size=size.normal, text="SELL", textcolor=color.white)

// Order Block Zones
bgcolor(Buy_OB ? color.new(color.green, 90) : na, title="Buy OB Zone")
bgcolor(Sell_OB ? color.new(color.red, 90) : na, title="Sell OB Zone")

// Dynamic Lines for TP/SL
var line entryLine = na
var line slLine = na
var line tpLine = na
var line sl2Line = na

if Buy_Signal or Sell_Signal
entryLine := line.new(bar_index, entryPrice, bar_index + 1, entryPrice,
color=color.new(color.green, 0), width=2)
slLine := line.new(bar_index, slPrice, bar_index + 1, slPrice,
color=color.new(color.red, 0), width=2)
tpLine := line.new(bar_index, tpPrice, bar_index + 1, tpPrice,
color=color.new(color.blue, 0), width=2)
sl2Line := line.new(bar_index, sl2Price, bar_index + 1, sl2Price,
color=color.new(color.orange, 0), width=2)

// Clear lines when position is closed
if lastSignal == 0
line.delete(entryLine)
line.delete(slLine)
line.delete(tpLine)
line.delete(sl2Line)