TJR asia session sweep//@version=5
strategy("TJR asia session sweep", "TJR Asia Sweep", overlay=true, max_lines_count=500, max_labels_count=500)
// Input settings
show_asian = input.bool(true, "Show Asian Session", group="Visual Settings")
show_london = input.bool(true, "Show London Session", group="Visual Settings")
show_swing_points = input.bool(true, "Show Asian Swing Points", group="Visual Settings")
show_market_structure = input.bool(true, "Show Market Structure", group="Visual Settings")
show_bos = input.bool(true, "Show Break of Structure", group="Visual Settings")
// Session Time Settings
asian_start_hour_input = input.int(22, "Asian Session Start Hour", minval=0, maxval=23, group="Session Times")
asian_end_hour_input = input.int(3, "Asian Session End Hour", minval=0, maxval=23, group="Session Times")
london_start_hour_input = input.int(3, "London Session Start Hour", minval=0, maxval=23, group="Session Times")
london_end_hour_input = input.int(8, "London Session End Hour", minval=0, maxval=23, group="Session Times")
session_timezone = input.string("America/New_York", "Session Timezone", options= , group="Session Times")
// Risk Management Settings
use_atr_sl = input.bool(false, "Use ATR Multiplier for Stop Loss", group="Risk Management")
atr_length = input.int(14, "ATR Length", minval=1, maxval=50, group="Risk Management")
atr_multiplier = input.float(2.0, "ATR Multiplier for Stop Loss", minval=0.5, maxval=10.0, group="Risk Management")
force_london_close = input.bool(true, "Force Close at London Session End", group="Risk Management")
cutoff_minutes = input.int(60, "Minutes Before Session End to Stop New Trades", minval=0, maxval=300, group="Risk Management")
// Position Sizing Settings
position_sizing_method = input.string("USD Risk", "Position Sizing Method", options= , group="Position Sizing")
usd_risk_per_trade = input.float(100.0, "USD Risk Per Trade", minval=1.0, maxval=10000.0, group="Position Sizing")
fixed_contracts = input.float(1.0, "Fixed Number of Contracts", minval=0.01, maxval=1000.0, step=0.01, group="Position Sizing")
// Color settings
asian_color = input.color(color.red, "Asian Session Color")
london_color = input.color(color.blue, "London Session Color")
swing_high_color = input.color(color.orange, "Swing High Color")
swing_low_color = input.color(color.lime, "Swing Low Color")
bullish_structure_color = input.color(color.green, "Bullish Structure Color")
bearish_structure_color = input.color(color.red, "Bearish Structure Color")
bos_color = input.color(color.orange, "Break of Structure Color")
// Line settings
line_width = input.int(2, "Line Width", minval=1, maxval=5)
// ATR calculation for stop loss
atr = ta.atr(atr_length)
// Position size calculation function
calculate_position_size(entry_price, stop_loss_price) =>
var float position_size = na
if position_sizing_method == "Fixed Contracts"
position_size := fixed_contracts
else // USD Risk method
stop_distance = math.abs(entry_price - stop_loss_price)
if stop_distance > 0
// Calculate position size based on USD risk per trade
// For forex: position_size = risk_amount / (stop_distance * point_value)
// For most forex pairs, point value = 1 (since we're dealing with price differences directly)
position_size := usd_risk_per_trade / stop_distance
else
position_size := fixed_contracts // Fallback to fixed contracts if stop distance is 0
position_size
// Session time definitions (using input variables)
asian_start_hour = asian_start_hour_input
asian_end_hour = asian_end_hour_input
london_start_hour = london_start_hour_input
london_end_hour = london_end_hour_input
// Get current hour using selected timezone
current_hour = hour(time, session_timezone)
// Previous hour for transition detection
prev_hour = hour(time , session_timezone)
// Session transition detection
asian_start = current_hour == asian_start_hour and prev_hour != asian_start_hour
asian_end = current_hour == asian_end_hour and prev_hour != asian_end_hour
london_start = current_hour == london_start_hour and prev_hour != london_start_hour
london_end = current_hour == london_end_hour and prev_hour != london_end_hour
// Session activity detection
asian_active = (current_hour >= asian_start_hour) or (current_hour < asian_end_hour)
london_active = (current_hour >= london_start_hour) and (current_hour < london_end_hour)
// Session boxes - keep previous sessions visible
var box asian_session_box = na
var box london_session_box = na
// Create Asian session box
if show_asian and asian_start
// Create new box at session start (previous box remains visible)
asian_session_box := box.new(bar_index, high, bar_index + 1, low,
border_color=asian_color, bgcolor=color.new(asian_color, 90),
border_width=2, border_style=line.style_solid)
// Pre-calculate session highs and lows for consistency
asian_session_length = asian_active and not na(asian_session_box) ? bar_index - box.get_left(asian_session_box) + 1 : 1
current_asian_high = ta.highest(high, asian_session_length)
current_asian_low = ta.lowest(low, asian_session_length)
// Update Asian session box continuously during session
if show_asian and asian_active and not na(asian_session_box)
box.set_right(asian_session_box, bar_index)
// Update box to contain session highs and lows
box.set_top(asian_session_box, current_asian_high)
box.set_bottom(asian_session_box, current_asian_low)
// Create London session box
if show_london and london_start
// Create new box at session start (previous box remains visible)
london_session_box := box.new(bar_index, high, bar_index + 1, low,
border_color=london_color, bgcolor=color.new(london_color, 90),
border_width=2, border_style=line.style_solid)
// Pre-calculate London session highs and lows for consistency
london_session_length = london_active and not na(london_session_box) ? bar_index - box.get_left(london_session_box) + 1 : 1
current_london_high = ta.highest(high, london_session_length)
current_london_low = ta.lowest(low, london_session_length)
// Update London session box continuously during session
if show_london and london_active and not na(london_session_box)
box.set_right(london_session_box, bar_index)
// Update box to contain session highs and lows
box.set_top(london_session_box, current_london_high)
box.set_bottom(london_session_box, current_london_low)
// Asian Session Swing Points Detection
var float asian_session_high = na
var float asian_session_low = na
var int asian_high_bar = na
var int asian_low_bar = na
// Asian Session Absolute High/Low for TP levels
var float asian_absolute_high = na
var float asian_absolute_low = na
var line asian_high_line = na
var line asian_low_line = na
var label asian_high_label = na
var label asian_low_label = na
var bool high_broken = false
var bool low_broken = false
// London Session High/Low tracking for stop loss
var float london_session_high = na
var float london_session_low = na
// Market structure tracking variables
var string breakout_direction = na // "bullish" or "bearish"
var float last_hh_level = na // Last Higher High level
var float last_hl_level = na // Last Higher Low level
var float last_ll_level = na // Last Lower Low level
var float last_lh_level = na // Last Lower High level
var int structure_count = 0
var string last_structure_type = na // "HH", "HL", "LL", "LH"
// Legacy variables for compatibility
var float last_swing_high = na
var float last_swing_low = na
var int last_high_bar = na
var int last_low_bar = na
// Market structure state tracking
var float pending_high = na
var float pending_low = na
var int pending_high_bar = na
var int pending_low_bar = na
var bool waiting_for_confirmation = false
// Break of Structure tracking variables
var float most_recent_hl = na
var float most_recent_lh = na
var int most_recent_hl_bar = na
var int most_recent_lh_bar = na
var bool bos_detected = false
// Trading variables
var bool trade_taken = false
// Trade visualization boxes (based on Casper strategy approach)
var box current_profit_box = na
var box current_sl_box = na
// Update swing points during Asian session
if asian_active and show_swing_points
// Always track absolute high/low for both TP levels and breakout detection
if na(asian_absolute_high) or high > asian_absolute_high
asian_absolute_high := high
if na(asian_absolute_low) or low < asian_absolute_low
asian_absolute_low := low
// Use absolute high/low for breakout levels (simplified logic)
if na(asian_session_high) or high > asian_session_high
asian_session_high := high
asian_high_bar := bar_index
if na(asian_session_low) or low < asian_session_low
asian_session_low := low
asian_low_bar := bar_index
// Track London session high/low for stop loss levels
if london_active
if na(london_session_high) or high > london_session_high
london_session_high := high
if na(london_session_low) or low < london_session_low
london_session_low := low
// Draw initial lines when Asian session ends
if asian_end and show_swing_points
if not na(asian_session_high) and not na(asian_high_bar)
// Draw extending line for high
asian_high_line := line.new(asian_high_bar, asian_session_high, bar_index + 200, asian_session_high,
color=swing_high_color, width=2, style=line.style_dashed, extend=extend.right)
asian_high_label := label.new(bar_index + 5, asian_session_high, "Asian High: " + str.tostring(asian_session_high, "#.####"), style=label.style_label_left, color=swing_high_color, textcolor=color.white, size=size.small)
if not na(asian_session_low) and not na(asian_low_bar)
// Draw extending line for low
asian_low_line := line.new(asian_low_bar, asian_session_low, bar_index + 200, asian_session_low,
color=swing_low_color, width=2, style=line.style_dashed, extend=extend.right)
asian_low_label := label.new(bar_index + 5, asian_session_low, "Asian Low: " + str.tostring(asian_session_low, "#.####"), style=label.style_label_left, color=swing_low_color, textcolor=color.white, size=size.small)
// Reset break flags for new session
high_broken := false
low_broken := false
// Check for breakouts during London session
if london_active and show_swing_points and not na(asian_session_high) and not na(asian_session_low)
// Check if Asian high is broken
if not high_broken and not low_broken and high > asian_session_high
high_broken := true
// Update high line to end at break point
if not na(asian_high_line)
line.set_x2(asian_high_line, bar_index)
line.set_extend(asian_high_line, extend.none)
// Remove the low line (first break wins)
if not na(asian_low_line)
line.delete(asian_low_line)
if not na(asian_low_label)
label.delete(asian_low_label)
// Add break marker
label.new(bar_index, asian_session_high * 1.001, "HIGH BREAK!",
style=label.style_label_down, color=color.red, textcolor=color.white, size=size.normal)
// Set breakout direction and initialize structure tracking
breakout_direction := "bullish"
last_swing_high := asian_session_high
last_swing_low := asian_session_low
last_high_bar := bar_index
structure_count := 0
// Check if Asian low is broken
if not low_broken and not high_broken and low < asian_session_low
low_broken := true
// Update low line to end at break point
if not na(asian_low_line)
line.set_x2(asian_low_line, bar_index)
line.set_extend(asian_low_line, extend.none)
// Remove the high line (first break wins)
if not na(asian_high_line)
line.delete(asian_high_line)
if not na(asian_high_label)
label.delete(asian_high_label)
// Add break marker
label.new(bar_index, asian_session_low * 0.999, "LOW BREAK!",
style=label.style_label_up, color=color.red, textcolor=color.white, size=size.normal)
// Set breakout direction and initialize structure tracking
breakout_direction := "bearish"
last_swing_high := asian_session_high
last_swing_low := asian_session_low
last_low_bar := bar_index
structure_count := 0
// Stop extending lines when London session ends (if not already broken)
if london_end and show_swing_points
if not high_broken and not na(asian_high_line)
line.set_x2(asian_high_line, bar_index)
line.set_extend(asian_high_line, extend.none)
if not low_broken and not na(asian_low_line)
line.set_x2(asian_low_line, bar_index)
line.set_extend(asian_low_line, extend.none)
// Force close all trades at London session end (if enabled)
if london_end and force_london_close
if strategy.position_size != 0
// Extend boxes immediately before session close to prevent timing issues
if not na(current_profit_box)
// Ensure minimum 8 bars width or extend to current bar, whichever is longer
box_left = box.get_left(current_profit_box)
min_right = box_left + 8
final_right = math.max(min_right, bar_index)
box.set_right(current_profit_box, final_right)
current_profit_box := na // Clear reference after extending
if not na(current_sl_box)
// Ensure minimum 8 bars width or extend to current bar, whichever is longer
box_left = box.get_left(current_sl_box)
min_right = box_left + 8
final_right = math.max(min_right, bar_index)
box.set_right(current_sl_box, final_right)
current_sl_box := na // Clear reference after extending
strategy.close_all(comment="London Close")
trade_taken := false // Reset trade flag for next session
// Market structure detection after breakout (only during London session and before first BoS)
if show_market_structure and not na(breakout_direction) and london_active and not bos_detected
// Bullish structure tracking (HH, HL alternating)
if breakout_direction == "bullish"
// Check for Higher High pattern: Bullish candle followed by bearish candle
pattern_high = math.max(high , high)
prev_hh = na(last_hh_level) ? last_swing_high : last_hh_level
// HH Detection: Only if we expect HH next (no last structure or last was HL)
if (na(last_structure_type) or last_structure_type == "HL") and close > open and close < open and pattern_high > prev_hh and close > prev_hh
// Check consolidation
is_too_close = not na(last_high_bar) and (bar_index - last_high_bar) <= 4
should_create_hh = true
if is_too_close and structure_count > 0 and pattern_high <= last_hh_level
should_create_hh := false
if should_create_hh
structure_count := structure_count + 1
label.new(bar_index - 1, high + (high * 0.0003), "HH" + str.tostring(structure_count),
style=label.style_none, color=color.new(color.white, 100),
textcolor=color.white, size=size.small)
last_hh_level := pattern_high
last_swing_high := pattern_high
last_high_bar := bar_index
last_structure_type := "HH"
// HL Detection: Only if we expect HL next (last was HH)
pattern_low = math.min(low , low)
prev_hl = na(last_hl_level) ? last_swing_low : last_hl_level
if last_structure_type == "HH" and close < open and close > open and pattern_low > prev_hl and close > prev_hl
// Check consolidation
is_too_close = not na(last_low_bar) and (bar_index - last_low_bar) <= 4
should_create_hl = true
if is_too_close and pattern_low <= last_hl_level
should_create_hl := false
if should_create_hl
structure_count := structure_count + 1
label.new(bar_index - 1, low - (low * 0.0003), "HL" + str.tostring(structure_count),
style=label.style_none, color=color.new(color.white, 100),
textcolor=color.white, size=size.small)
last_hl_level := pattern_low
most_recent_hl := pattern_low // Update most recent HL for BoS detection
most_recent_hl_bar := bar_index - 1 // Store HL bar position
last_low_bar := bar_index
last_structure_type := "HL"
// Bearish structure tracking (LL, LH alternating)
if breakout_direction == "bearish"
// Check for Lower Low pattern: Bearish candle followed by bullish candle
pattern_low = math.min(low , low)
prev_ll = na(last_ll_level) ? last_swing_low : last_ll_level
// LL Detection: Only if we expect LL next (no last structure or last was LH)
if (na(last_structure_type) or last_structure_type == "LH") and close < open and close > open and pattern_low < prev_ll and close < prev_ll
// Check consolidation
is_too_close = not na(last_low_bar) and (bar_index - last_low_bar) <= 4
should_create_ll = true
if is_too_close and structure_count > 0 and pattern_low >= last_ll_level
should_create_ll := false
if should_create_ll
structure_count := structure_count + 1
label.new(bar_index - 1, low - (low * 0.0003), "LL" + str.tostring(structure_count),
style=label.style_none, color=color.new(color.white, 100),
textcolor=color.white, size=size.small)
last_ll_level := pattern_low
last_swing_low := pattern_low
last_low_bar := bar_index
last_structure_type := "LL"
// LH Detection: Only if we expect LH next (last was LL)
pattern_high = math.max(high , high)
prev_lh = na(last_lh_level) ? last_swing_high : last_lh_level
if last_structure_type == "LL" and close > open and close < open and pattern_high < prev_lh and close < prev_lh
// Check consolidation
is_too_close = not na(last_high_bar) and (bar_index - last_high_bar) <= 4
should_create_lh = true
if is_too_close and pattern_high >= last_lh_level
should_create_lh := false
if should_create_lh
structure_count := structure_count + 1
label.new(bar_index - 1, high + (high * 0.0003), "LH" + str.tostring(structure_count),
style=label.style_none, color=color.new(color.white, 100),
textcolor=color.white, size=size.small)
last_lh_level := pattern_high
most_recent_lh := pattern_high // Update most recent LH for BoS detection
most_recent_lh_bar := bar_index - 1 // Store LH bar position
last_high_bar := bar_index
last_structure_type := "LH"
// Check if we're within the cutoff period before London session end
current_minute = minute(time, session_timezone)
london_end_time_minutes = london_end_hour * 60 // Convert London end hour to minutes
current_time_minutes = current_hour * 60 + current_minute // Current time in minutes
// Calculate minutes remaining in London session
london_session_minutes_remaining = london_end_time_minutes - current_time_minutes
// Handle day rollover case (e.g., if london_end is 8:00 (480 min) and current is 23:30 (1410 min))
if london_session_minutes_remaining < 0
london_session_minutes_remaining := london_session_minutes_remaining + (24 * 60) // Add 24 hours in minutes
// Only allow trades if more than cutoff_minutes remaining in London session
allow_new_trades = london_session_minutes_remaining > cutoff_minutes
// Break of Structure (BoS) Detection and Trading Logic - Only first BoS per London session and outside cutoff period
if show_bos and london_active and show_market_structure and not bos_detected and not trade_taken and allow_new_trades
// Bullish BoS: Price closes below the most recent HL (after bullish breakout) - SELL SIGNAL
if breakout_direction == "bullish" and not na(most_recent_hl) and not na(most_recent_hl_bar)
// Check minimum distance requirement (at least 4 candles between BoS and HL)
if close < most_recent_hl and (bar_index - most_recent_hl_bar) >= 4
// Draw dotted line from HL position to BoS point
line.new(most_recent_hl_bar, most_recent_hl, bar_index, most_recent_hl,
color=bos_color, width=2, style=line.style_dotted, extend=extend.none)
// Calculate center position for BoS label
center_bar = math.round((most_recent_hl_bar + bar_index) / 2)
// Draw BoS label below the line for HL break
label.new(center_bar, most_recent_hl - (most_recent_hl * 0.0005), "BoS",
style=label.style_none, color=color.new(color.white, 100),
textcolor=bos_color, size=size.normal)
// SELL ENTRY
if not na(london_session_high) and not na(asian_absolute_low)
// Calculate stop loss based on settings
stop_loss_level = use_atr_sl ? close + (atr * atr_multiplier) : london_session_high
take_profit_level = asian_absolute_low
entry_price = close
// Calculate position size based on user settings
position_size = calculate_position_size(entry_price, stop_loss_level)
strategy.entry("SELL", strategy.short, qty=position_size, comment="BoS Sell")
strategy.exit("SELL EXIT", "SELL", stop=stop_loss_level, limit=take_profit_level, comment="SL/TP")
// Create trade visualization boxes (TradingView style) - minimum 8 bars width
// Blue profit zone box (from entry to take profit)
current_profit_box := box.new(left=bar_index, top=take_profit_level, right=bar_index + 8, bottom=entry_price,
bgcolor=color.new(color.blue, 70), border_width=0)
// Red stop loss zone box (from entry to stop loss)
current_sl_box := box.new(left=bar_index, top=entry_price, right=bar_index + 8, bottom=stop_loss_level,
bgcolor=color.new(color.red, 70), border_width=0)
trade_taken := true
bos_detected := true // Mark BoS as detected for this session
// Bearish BoS: Price closes above the most recent LH (after bearish breakout) - BUY SIGNAL
if breakout_direction == "bearish" and not na(most_recent_lh) and not na(most_recent_lh_bar)
// Check minimum distance requirement (at least 4 candles between BoS and LH)
if close > most_recent_lh and (bar_index - most_recent_lh_bar) >= 4
// Draw dotted line from LH position to BoS point
line.new(most_recent_lh_bar, most_recent_lh, bar_index, most_recent_lh,
color=bos_color, width=1, style=line.style_dotted, extend=extend.none)
// Calculate center position for BoS label
center_bar = math.round((most_recent_lh_bar + bar_index) / 2)
// Draw BoS label above the line for LH break
label.new(center_bar, most_recent_lh + (most_recent_lh * 0.0005), "BoS",
style=label.style_none, color=color.new(color.white, 100),
textcolor=bos_color, size=size.normal)
// BUY ENTRY
if not na(london_session_low) and not na(asian_absolute_high)
// Calculate stop loss based on settings
stop_loss_level = use_atr_sl ? close - (atr * atr_multiplier) : london_session_low
take_profit_level = asian_absolute_high
entry_price = close
// Calculate position size based on user settings
position_size = calculate_position_size(entry_price, stop_loss_level)
strategy.entry("BUY", strategy.long, qty=position_size, comment="BoS Buy")
strategy.exit("BUY EXIT", "BUY", stop=stop_loss_level, limit=take_profit_level, comment="SL/TP")
// Create trade visualization boxes (TradingView style) - minimum 8 bars width
// Blue profit zone box (from entry to take profit)
current_profit_box := box.new(left=bar_index, top=entry_price, right=bar_index + 8, bottom=take_profit_level,
bgcolor=color.new(color.blue, 70), border_width=0)
// Red stop loss zone box (from entry to stop loss)
current_sl_box := box.new(left=bar_index, top=stop_loss_level, right=bar_index + 8, bottom=entry_price,
bgcolor=color.new(color.red, 70), border_width=0)
trade_taken := true
bos_detected := true // Mark BoS as detected for this session
// Position close detection for extending boxes (based on Casper strategy)
if barstate.isconfirmed and strategy.position_size == 0 and strategy.position_size != 0
// Extend trade visualization boxes to exact exit point when position closes
if not na(current_profit_box)
// Ensure minimum 8 bars width or extend to current bar, whichever is longer
box_left = box.get_left(current_profit_box)
min_right = box_left + 8
final_right = math.max(min_right, bar_index)
box.set_right(current_profit_box, final_right)
current_profit_box := na // Clear reference after extending
if not na(current_sl_box)
// Ensure minimum 8 bars width or extend to current bar, whichever is longer
box_left = box.get_left(current_sl_box)
min_right = box_left + 8
final_right = math.max(min_right, bar_index)
box.set_right(current_sl_box, final_right)
current_sl_box := na // Clear reference after extending
// Backup safety check - extend boxes if position is closed but boxes still active
if not na(current_profit_box) and strategy.position_size == 0
box_left = box.get_left(current_profit_box)
min_right = box_left + 8
final_right = math.max(min_right, bar_index)
box.set_right(current_profit_box, final_right)
current_profit_box := na
if not na(current_sl_box) and strategy.position_size == 0
box_left = box.get_left(current_sl_box)
min_right = box_left + 8
final_right = math.max(min_right, bar_index)
box.set_right(current_sl_box, final_right)
current_sl_box := na
// Reset everything when new Asian session starts
if asian_start and show_swing_points
asian_session_high := na
asian_session_low := na
asian_high_bar := na
asian_low_bar := na
// Reset absolute levels
asian_absolute_high := na
asian_absolute_low := na
asian_high_line := na
asian_low_line := na
asian_high_label := na
asian_low_label := na
high_broken := false
low_broken := false
// Reset London session levels
london_session_high := na
london_session_low := na
// Reset market structure tracking
breakout_direction := na
last_hh_level := na
last_hl_level := na
last_ll_level := na
last_lh_level := na
last_swing_high := na
last_swing_low := na
last_high_bar := na
last_low_bar := na
structure_count := 0
last_structure_type := na
pending_high := na
pending_low := na
pending_high_bar := na
pending_low_bar := na
waiting_for_confirmation := false
// Reset BoS tracking
most_recent_hl := na
most_recent_lh := na
most_recent_hl_bar := na
most_recent_lh_bar := na
bos_detected := false
// Reset trading
trade_taken := false
// Reset current trade boxes
current_profit_box := na
current_sl_box := na
// Debug info (optional)
show_debug = input.bool(false, "Show Debug Info")
if show_debug
var table debug_table = table.new(position.top_right, 2, 3, bgcolor=color.white, border_width=1)
if barstate.islast
table.cell(debug_table, 0, 0, "Current Hour:", text_color=color.black)
table.cell(debug_table, 1, 0, str.tostring(current_hour), text_color=color.black)
table.cell(debug_table, 0, 1, "Asian Active:", text_color=color.black)
table.cell(debug_table, 1, 1, str.tostring((current_hour >= asian_start_hour) or (current_hour < asian_end_hour)), text_color=color.black)
table.cell(debug_table, 0, 2, "London Active:", text_color=color.black)
table.cell(debug_table, 1, 2, str.tostring((current_hour >= london_start_hour) and (current_hour < london_end_hour)), text_color=color.black)
Pine Script™ 전략






















