Power of 3 (AMD) Intraday Cycle Strategy

//@version=5
strategy("Institutional Power of 3 (AMD) Intraday Strategy", overlay=true, initial_capital=100000, default_qty_type=strategy.percent_of_equity, default_qty_value=1.0, commission_type=strategy.commission.cash_per_contract, commission_value=0.000035, slippage=1)

// --- INPUTS ---
grp_time   = "Session Configurations (UTC)"
accum_sess = input.session("0000-0600", "Accumulation Session (Asian)", group=grp_time)
manip_sess = input.session("0700-1000", "Manipulation Session (London)", group=grp_time)
trade_tz   = input.string("UTC", "Timezone", group=grp_time)

grp_filter = "Trend & Volatility Filters"
h4_ema_len = input.int(50, "H4 Trend EMA Length", minval=10, group=grp_filter)
atr_h1_len = input.int(14, "H1 ATR Length", minval=1, group=grp_filter)
atr_mult   = input.float(0.25, "Min Sweep ATR Multiplier", step=0.05, group=grp_filter)
max_sweep  = input.float(1.50, "Max Sweep ATR Multiplier (Invalidation)", step=0.1, group=grp_filter)

grp_swing  = "M5 Structure Confirmation"
swing_len  = input.int(3, "Swing High/Low Pivot Length", minval=1, group=grp_swing)

// --- INDICATOR CALLS (MTF) ---
h4_ema     = request.security(syminfo.tickerid, "240", ta.ema(close, h4_ema_len))
h4_ema_prv = request.security(syminfo.tickerid, "240", ta.ema(close[1], h4_ema_len))
h1_atr     = request.security(syminfo.tickerid, "60", ta.atr(atr_h1_len))

bullish_bias = (close > h4_ema) and (h4_ema > h4_ema_prv)
bearish_bias = (close < h4_ema) and (h4_ema < h4_ema_prv)

// --- TIME HELPERS ---
in_accum = not na(time(timeframe.period, accum_sess + ":1234567", trade_tz))
in_manip = not na(time(timeframe.period, manip_sess + ":1234567", trade_tz))
new_day  = ta.change(time("D")) != 0

// --- VARIABLES ---
var float accum_high = na
var float accum_low  = na
var float accum_mid  = na
var bool  manip_low_valid  = false
var bool  manip_high_valid = false
var float manip_ext_low   = na
var float manip_ext_high  = na
var int   trades_today     = 0

if new_day
    accum_high := na
    accum_low  := na
    accum_mid  := na
    manip_low_valid  := false
    manip_high_valid := false
    manip_ext_low   := na
    manip_ext_high  := na
    trades_today     := 0

// --- ACCUMULATION TRACKING (00:00 - 06:00 UTC) ---
if in_accum
    accum_high := na(accum_high) ? high : math.max(accum_high, high)
    accum_low  := na(accum_low)  ? low  : math.min(accum_low, low)
    accum_mid  := (accum_high + accum_low) / 2.0

// --- MANIPULATION DETECTION (07:00 - 10:00 UTC) ---
min_sweep_dist = h1_atr * atr_mult
max_sweep_dist = h1_atr * max_sweep

if in_manip and not na(accum_high) and not na(accum_low)
    // Bullish setup requirement: Sweep Low
    if low < (accum_low - min_sweep_dist) and low > (accum_low - max_sweep_dist)
        manip_low_valid := true
        manip_ext_low   := na(manip_ext_low) ? low : math.min(manip_ext_low, low)
    
    // Bearish setup requirement: Sweep High
    if high > (accum_high + min_sweep_dist) and high < (accum_high + max_sweep_dist)
        manip_high_valid := true
        manip_ext_high  := na(manip_ext_high) ? high : math.max(manip_ext_high, high)

// Invalidate if breached beyond maximum threshold
if in_manip and not na(accum_low) and low < (accum_low - max_sweep_dist)
    manip_low_valid := false
if in_manip and not na(accum_high) and high > (accum_high + max_sweep_dist)
    manip_high_valid := false

// --- M5 SWING STRUCTURE PIVOTS ---
pv_high = ta.pivothigh(high, swing_len, swing_len)
pv_low  = ta.pivotlow(low, swing_len, swing_len)

var float last_swing_high = na
var float last_swing_low  = na

if not na(pv_high)
    last_swing_high := pv_high
if not na(pv_low)
    last_swing_low  := pv_low

// --- DISTRIBUTION PHASE: TRIGGERS & ENTRIES ---
can_trade = in_manip and (trades_today == 0) and (strategy.position_size == 0)

long_trigger = can_trade and bullish_bias and manip_low_valid and (close > accum_low) and (close > last_swing_high)
short_trigger = can_trade and bearish_bias and manip_high_valid and (close < accum_high) and (close < last_swing_low)

if long_trigger
    float sl_price = manip_ext_low
    float tp1_price = accum_mid
    float tp2_price = accum_high
    
    strategy.entry("AMD_Long", strategy.long)
    strategy.exit("TP1_L", from_entry="AMD_Long", qty_percent=40, limit=tp1_price, stop=sl_price)
    strategy.exit("TP2_L", from_entry="AMD_Long", qty_percent=30, limit=tp2_price, stop=sl_price)
    strategy.exit("Trail_L", from_entry="AMD_Long", stop=sl_price, trail_points=ta.atr(14)*1.5, trail_offset=ta.atr(14)*0.5)
    
    trades_today := trades_today + 1
    manip_low_valid := false

if short_trigger
    float sl_price = manip_ext_high
    float tp1_price = accum_mid
    float tp2_price = accum_low
    
    strategy.entry("AMD_Short", strategy.short)
    strategy.exit("TP1_S", from_entry="AMD_Short", qty_percent=40, limit=tp1_price, stop=sl_price)
    strategy.exit("TP2_S", from_entry="AMD_Short", qty_percent=30, limit=tp2_price, stop=sl_price)
    strategy.exit("Trail_S", from_entry="AMD_Short", stop=sl_price, trail_points=ta.atr(14)*1.5, trail_offset=ta.atr(14)*0.5)
    
    trades_today := trades_today + 1
    manip_high_valid := false

// --- VISUALIZATION / PLOTTING ---
plot(accum_high, "Asian Range High", color=color.new(color.red, 20), style=plot.style_linebr, linewidth=2)
plot(accum_low,  "Asian Range Low",  color=color.new(color.green, 20), style=plot.style_linebr, linewidth=2)
plot(accum_mid,  "Asian Midpoint",   color=color.new(color.gray, 40),  style=plot.style_linebr, linewidth=1)

bg_color = in_accum ? color.new(color.blue, 92) : in_manip ? color.new(color.orange, 92) : na
bgcolor(bg_color, title="Phase Backgrounds")

plotshape(long_trigger,  title="Long Entry Signal",  style=shape.triangleup,   location=location.belowbar, color=color.green, size=size.small)
plotshape(short_trigger, title="Short Entry Signal", style=shape.triangledown, location=location.abovebar, color=color.red,   size=size.small)

alertcondition(long_trigger, title="AMD Long Execution Alert", message="AMD Bullish Distribution Triggered on {{ticker}} at {{close}}")
alertcondition(short_trigger, title="AMD Short Execution Alert", message="AMD Bearish Distribution Triggered on {{ticker}} at {{close}}")