XAUUSD Hour Range Reference

//@version=5
indicator("XAUUSD 19h - 1H Closed Ref", overlay=true, max_lines_count=500)

// --- Condition d'unité de temps (Inférieur au Daily) ---
isAllowed = timeframe.isintraday

// --- Paramètres ---
targetHour   = input.int(18, "Heure de la bougie (ex: 18 pour 18h-19h)", minval=0, maxval=23)
candleColor  = input.color(color.new(#ff6803, 50), "Couleur Bougie cible")

// --- Paramètres de Style ---
highColorSetting = input.color(color.green, "Couleur High", group="Style High")
highStyleSetting  = input.string("Solid", "Style High", options=["Solid", "Dashed", "Dotted"], group="Style High")
lowColorSetting  = input.color(color.red, "Couleur Low", group="Style Low")
lowStyleSetting   = input.string("Solid", "Style Low", options=["Solid", "Dashed", "Dotted"], group="Style Low")
lineWidth        = input.int(2, "Épaisseur", minval=1)

// --- Récupération des données 1H ---
[h1h, l1h] = request.security(syminfo.tickerid, "60", [high[1], low[1]], lookahead=barmerge.lookahead_on)

// --- Logique de détection ---
var float refHigh = na
var float refLow  = na
var line lineH    = na
var line lineL    = na
var int bias      = 0

isNewDay = ta.change(time("D"))

// On utilise l'heure du graphique (hour)
isClotureTarget = hour[1] == targetHour and hour != targetHour

// On n'exécute la logique de création que si on est en Intraday
if isAllowed and isClotureTarget
    refHigh := h1h
    refLow  := l1h
    bias    := 0

    // Dessin des segments
    lineH := line.new(bar_index, refHigh, bar_index, refHigh, color=highColorSetting, width=lineWidth, style=(highStyleSetting == "Solid" ? line.style_solid : highStyleSetting == "Dashed" ? line.style_dashed : line.style_dotted))
    lineL := line.new(bar_index, refLow, bar_index, refLow, color=lowColorSetting, width=lineWidth, style=(lowStyleSetting == "Solid" ? line.style_solid : lowStyleSetting == "Dashed" ? line.style_dashed : line.style_dotted))

// Extension des lignes (uniquement si autorisé)
if isAllowed and not na(refHigh) and not isNewDay
    line.set_x2(lineH, bar_index)
    line.set_x2(lineL, bar_index)

// Définition du Biais
if isAllowed and not na(refHigh)
    if close > refHigh
        bias := 1
    else if close < refLow
        bias := -1

// Reset pour le lendemain
if isNewDay
    refHigh := na
    refLow  := na
    bias    := 0

// --- Affichage ---

// Background (seulement si isAllowed)
bgcolor(isAllowed and bias == 1 ? color.new(highColorSetting, 90) : isAllowed and bias == -1 ? color.new(lowColorSetting, 90) : na)

// Coloration des bougies (seulement si isAllowed)
isInsideTarget = hour == targetHour
barcolor(isAllowed and isInsideTarget ? candleColor : na)

// Signaux (seulement si isAllowed)
biasChanged = ta.change(bias)
plotshape(isAllowed and biasChanged and bias == 1, "Breakout Haut", shape.triangleup, location.belowbar, color.green, size=size.small)
plotshape(isAllowed and biasChanged and bias == -1, "Breakout Bas", shape.triangledown, location.abovebar, color.red, size=size.small)