//@version=5
strategy("Gold 1M Scalping Strategy [Complete]", overlay=true, initial_capital=10000)

// --- INPUTS ---
// Set chart timezone to UTC-5 to match video
asia_start = 6
asia_end   = 12
london_start = 0
london_end   = 6

// --- SESSION LOGIC ---
is_asia   = hour >= asia_start and hour < asia_end
is_london = hour >= london_start and hour < london_end

var float asia_high   = na
var float asia_low    = na

if is_asia
    if not is_asia[1]
        asia_high := high
        asia_low  := low
    else
        asia_high := math.max(high, asia_high)
        asia_low  := math.min(low, asia_low)

// --- SWEEP & DISPLACEMENT LOGIC ---
var bool swept_low  = false
var bool swept_high = false
var float entry_price = na

// Identify Sweep of Asia Low (Bullish Bias)
if is_london and low < asia_low and not swept_low
    swept_low := true
    // Strategy: Place limit at 50% of the recent leg after displacement
    // Simplified entry proxy
    entry_price := math.avg(low, high) 
    strategy.entry("Long", strategy.long, limit=entry_price)
    strategy.exit("Exit Long", "Long", stop=low - 1.0, limit=close + 2.0)

// Identify Sweep of Asia High (Bearish Bias)
if is_london and high > asia_high and not swept_high
    swept_high := true
    entry_price := math.avg(low, high)
    strategy.entry("Short", strategy.short, limit=entry_price)
    strategy.exit("Exit Short", "Short", stop=high + 1.0, limit=close - 2.0)

// Reset flags
if not is_london
    swept_low := false
    swept_high := false

// --- PLOTTING ---
plot(asia_high, color=color.purple, title="Asia High")
plot(asia_low, color=color.purple, title="Asia Low")