Scalping 3-Signal Dashboard v2

// This Pine Script™ v6 indicator source code is subject to the terms of the Mozilla Public License 2.0
// © Scalping 3-Signal Dashboard v2 (EMA + RSI + VFI)
// Designed for XAUUSD / Forex 5-Minute Scalping

//@version=6
indicator("Scalping 3-Signal Dashboard v2", overlay=true, max_labels_count=500)

// ══════════════════════════════════════════════════════════════════════
// ░░░ INPUTS ░░░
// ══════════════════════════════════════════════════════════════════════

// --- EMA Settings ---
grpEMA    = "═══ EMA Crossover ═══"
emaFastL  = input.int(9,   "EMA Fast Length",   minval=1, group=grpEMA)
emaSlowL  = input.int(21,  "EMA Slow Length",   minval=1, group=grpEMA)

// --- RSI Settings ---
grpRSI    = "═══ RSI Filter ═══"
rsiLen    = input.int(14,  "RSI Length",         minval=1,   group=grpRSI)
rsiBuyLv  = input.int(50,  "RSI Buy Level (>)", minval=1,   maxval=99, group=grpRSI)
rsiSellLv = input.int(50,  "RSI Sell Level (<)",minval=1,   maxval=99, group=grpRSI)

// --- VFI (Volume Flow Indicator) Settings ---
grpVFI    = "═══ Volume Flow (VFI) ═══"
vfiLen    = input.int(130, "VFI Length",         minval=1,   group=grpVFI)
vfiCoef   = input.float(0.2, "VFI Coef",        minval=0.01, step=0.01, group=grpVFI)
vfiSmooth = input.int(3,   "VFI Smoothing",     minval=1,   group=grpVFI)

// --- Weight Settings ---
grpW      = "═══ Signal Weights (%) ═══"
wEMA      = input.int(40,  "EMA Weight",        minval=0, maxval=100, group=grpW)
wRSI      = input.int(35,  "RSI Weight",        minval=0, maxval=100, group=grpW)
wVFI      = input.int(25,  "VFI Weight",        minval=0, maxval=100, group=grpW)

// --- Dashboard Settings ---
grpDash   = "═══ Dashboard ═══"
dashPos   = input.string("Top Right", "Dashboard Position", options=["Top Left","Top Right","Bottom Left","Bottom Right","Middle Left","Middle Right"], group=grpDash)
dashSize  = input.string("normal", "Text Size", options=["tiny","small","normal","large","huge"], group=grpDash)
showArrow = input.bool(true, "Show Buy/Sell Arrows", group=grpDash)
minProb   = input.int(60,  "Min Probability for Arrow (%)", minval=0, maxval=100, group=grpDash)
bgColor   = input.color(color.new(#0D1117, 0), "Background Color", group=grpDash)
txtColor  = input.color(color.new(#C9D1D9, 0), "Text Color", group=grpDash)

// --- Alert Settings ---
grpAlert  = "═══ Alerts ═══"
alertOn   = input.bool(true, "Enable Alerts", group=grpAlert)

// ══════════════════════════════════════════════════════════════════════
// ░░░ CALCULATIONS ░░░
// ══════════════════════════════════════════════════════════════════════

// --- EMA ---
emaFast = ta.ema(close, emaFastL)
emaSlow = ta.ema(close, emaSlowL)

emaBullish = emaFast > emaSlow
emaBearish = emaFast < emaSlow

// --- RSI ---
rsiVal = ta.rsi(close, rsiLen)

rsiBullish = rsiVal > rsiBuyLv
rsiBearish = rsiVal < rsiSellLv

// --- VFI (Volume Flow Indicator) ---
typ      = hlc3
inter    = math.log(typ) - math.log(typ[1])
vInter   = ta.stdev(inter, 30)
cutOff   = vfiCoef * vInter * close
vave     = ta.sma(volume, vfiLen)[1]
vMax     = vave * 2.5
vc       = math.min(volume, vMax)
mf       = typ - typ[1]
vcp      = mf > cutOff ? vc : mf < -cutOff ? -vc : 0.0

rawVFI   = math.sum(vcp, vfiLen) / vave
vfiVal   = ta.ema(rawVFI, vfiSmooth)

vfiBullish = vfiVal > 0
vfiBearish = vfiVal < 0

// ══════════════════════════════════════════════════════════════════════
// ░░░ PROBABILITY CALCULATION ░░░
// ══════════════════════════════════════════════════════════════════════

totalW  = wEMA + wRSI + wVFI
fTotalW = totalW * 1.0
normEMA = fTotalW > 0 ? (wEMA * 1.0) / fTotalW * 100.0 : 33.33
normRSI = fTotalW > 0 ? (wRSI * 1.0) / fTotalW * 100.0 : 33.33
normVFI = fTotalW > 0 ? (wVFI * 1.0) / fTotalW * 100.0 : 33.33

buyScore  = (emaBullish ? normEMA : 0.0) + (rsiBullish ? normRSI : 0.0) + (vfiBullish ? normVFI : 0.0)
sellScore = (emaBearish ? normEMA : 0.0) + (rsiBearish ? normRSI : 0.0) + (vfiBearish ? normVFI : 0.0)

// ══════════════════════════════════════════════════════════════════════
// ░░░ COLORS ░░░
// ══════════════════════════════════════════════════════════════════════

colBuy     = #00E676
colSell    = #FF1744
colNeutral = #FFC107
colGray    = #555555

getClr(bull, bear) =>
    bull ? colBuy : bear ? colSell : colGray

emaClr = getClr(emaBullish, emaBearish)
rsiClr = getClr(rsiBullish, rsiBearish)
vfiClr = getClr(vfiBullish, vfiBearish)

// ══════════════════════════════════════════════════════════════════════
// ░░░ PLOT EMA LINES ░░░
// ══════════════════════════════════════════════════════════════════════

plot(emaFast, "EMA Fast", color=color.new(#00BCD4, 20), linewidth=2)
plot(emaSlow, "EMA Slow", color=color.new(#FF9800, 20), linewidth=2)

fillClr = emaBullish ? color.new(colBuy, 88) : color.new(colSell, 88)
p1 = plot(emaFast, display=display.none)
p2 = plot(emaSlow, display=display.none)
fill(p1, p2, color=fillClr)

// ══════════════════════════════════════════════════════════════════════
// ░░░ ARROWS ░░░
// ══════════════════════════════════════════════════════════════════════

buySignal  = buyScore >= minProb and buyScore > sellScore
sellSignal = sellScore >= minProb and sellScore > buyScore

buyTrigger  = buySignal and not buySignal[1]
sellTrigger = sellSignal and not sellSignal[1]

plotshape(showArrow and buyTrigger  ? low  : na, "BUY",  shape.labelup,   location.belowbar, colBuy,  size=size.small, text="BUY",  textcolor=color.white)
plotshape(showArrow and sellTrigger ? high : na, "SELL", shape.labeldown, location.abovebar, colSell, size=size.small, text="SELL", textcolor=color.white)

// ══════════════════════════════════════════════════════════════════════
// ░░░ DASHBOARD TABLE ░░░
// ══════════════════════════════════════════════════════════════════════

// --- Position mapping ---
tblPos = switch dashPos
    "Top Left"      => position.top_left
    "Top Right"     => position.top_right
    "Bottom Left"   => position.bottom_left
    "Bottom Right"  => position.bottom_right
    "Middle Left"   => position.middle_left
    "Middle Right"  => position.middle_right
    => position.top_right

txtSz = switch dashSize
    "tiny"   => size.tiny
    "small"  => size.small
    "normal" => size.normal
    "large"  => size.large
    "huge"   => size.huge
    => size.normal

// --- Border color based on signal ---
borderClr = buyScore >= minProb and buyScore > sellScore ? colBuy : sellScore >= minProb and sellScore > buyScore ? colSell : color.new(#30363D, 0)

// --- Table: 2 columns x 9 rows ---
var tbl = table.new(tblPos, 2, 9, bgcolor=bgColor, border_width=2, border_color=borderClr, frame_width=2, frame_color=borderClr)

// --- Build bar function ---
buildBar(pct) =>
    (pct >= 20 ? "█" : "░") + (pct >= 40 ? "█" : "░") + (pct >= 60 ? "█" : "░") + (pct >= 80 ? "█" : "░") + (pct >= 95 ? "█" : "░")

if barstate.islast

    // ── Row 0: Title ──
    table.cell(tbl, 0, 0, "⚡ SCALP DASHBOARD", text_color=color.white, text_size=txtSz, bgcolor=color.new(#161B22, 0), text_halign=text.align_left)
    table.cell(tbl, 1, 0, syminfo.ticker + " " + timeframe.period, text_color=color.new(#8B949E, 0), text_size=txtSz, bgcolor=color.new(#161B22, 0), text_halign=text.align_right)

    // ── Row 1: Column Headers ──
    headerBg = color.new(#21262D, 0)
    table.cell(tbl, 0, 1, "SIGNAL",  text_color=color.new(#8B949E, 0), text_size=txtSz, bgcolor=headerBg, text_halign=text.align_left)
    table.cell(tbl, 1, 1, "STATUS",  text_color=color.new(#8B949E, 0), text_size=txtSz, bgcolor=headerBg, text_halign=text.align_right)

    // ── Row 2: EMA ──
    emaStatusTxt = emaBullish ? "● BUY" : emaBearish ? "● SELL" : "● --"
    table.cell(tbl, 0, 2, "EMA " + str.tostring(emaFastL) + "/" + str.tostring(emaSlowL), text_color=txtColor, text_size=txtSz, text_halign=text.align_left)
    table.cell(tbl, 1, 2, emaStatusTxt, text_color=emaClr, text_size=txtSz, text_halign=text.align_right)

    // ── Row 3: RSI ──
    rsiStatusTxt = rsiBullish ? "● BUY" : rsiBearish ? "● SELL" : "● --"
    table.cell(tbl, 0, 3, "RSI(" + str.tostring(rsiLen) + ") " + str.tostring(rsiVal, "#.#"), text_color=txtColor, text_size=txtSz, text_halign=text.align_left)
    table.cell(tbl, 1, 3, rsiStatusTxt, text_color=rsiClr, text_size=txtSz, text_halign=text.align_right)

    // ── Row 4: VFI ──
    vfiStatusTxt = vfiBullish ? "● BUY" : vfiBearish ? "● SELL" : "● --"
    table.cell(tbl, 0, 4, "VFI(" + str.tostring(vfiLen) + ") " + str.tostring(vfiVal, "#.#"), text_color=txtColor, text_size=txtSz, text_halign=text.align_left)
    table.cell(tbl, 1, 4, vfiStatusTxt, text_color=vfiClr, text_size=txtSz, text_halign=text.align_right)

    // ── Row 5: Separator ──
    sepBg = color.new(#21262D, 0)
    table.cell(tbl, 0, 5, "", bgcolor=sepBg, text_size=size.tiny)
    table.cell(tbl, 1, 5, "", bgcolor=sepBg, text_size=size.tiny)

    // ── Row 6: Buy Probability ──
    buyPct    = str.tostring(buyScore, "#.#") + "%"
    buyBarTxt = buildBar(buyScore)
    buyBgClr  = buyScore >= minProb ? color.new(colBuy, 80) : bgColor
    table.cell(tbl, 0, 6, "BUY   " + buyPct, text_color=colBuy, text_size=txtSz, bgcolor=buyBgClr, text_halign=text.align_left)
    table.cell(tbl, 1, 6, buyBarTxt, text_color=colBuy, text_size=txtSz, bgcolor=buyBgClr, text_halign=text.align_right)

    // ── Row 7: Sell Probability ──
    sellPct    = str.tostring(sellScore, "#.#") + "%"
    sellBarTxt = buildBar(sellScore)
    sellBgClr  = sellScore >= minProb ? color.new(colSell, 80) : bgColor
    table.cell(tbl, 0, 7, "SELL  " + sellPct, text_color=colSell, text_size=txtSz, bgcolor=sellBgClr, text_halign=text.align_left)
    table.cell(tbl, 1, 7, sellBarTxt, text_color=colSell, text_size=txtSz, bgcolor=sellBgClr, text_halign=text.align_right)

    // ── Row 8: Verdict ──
    verdictTxt = ""
    verdictClr = colNeutral
    verdictBg  = bgColor
    if buyScore >= minProb and buyScore > sellScore
        verdictTxt := "▲ BUY ZONE " + str.tostring(buyScore, "#") + "%"
        verdictClr := color.white
        verdictBg  := color.new(colBuy, 40)
    else if sellScore >= minProb and sellScore > buyScore
        verdictTxt := "▼ SELL ZONE " + str.tostring(sellScore, "#") + "%"
        verdictClr := color.white
        verdictBg  := color.new(colSell, 40)
    else
        verdictTxt := "⏸ WAIT"
        verdictClr := colNeutral
        verdictBg  := color.new(#21262D, 0)

    table.cell(tbl, 0, 8, verdictTxt, text_color=verdictClr, text_size=txtSz, bgcolor=verdictBg, text_halign=text.align_center)
    table.cell(tbl, 1, 8, "", text_color=verdictClr, text_size=txtSz, bgcolor=verdictBg)
    table.merge_cells(tbl, 0, 8, 1, 8)

// ══════════════════════════════════════════════════════════════════════
// ░░░ ALERTS ░░░
// ══════════════════════════════════════════════════════════════════════

alertcondition(alertOn and buyTrigger,  title="Scalp BUY Signal",  message="SCALP BUY | Prob: {{plot_0}}% | EMA+RSI+VFI bullish on {{ticker}} {{interval}}")
alertcondition(alertOn and sellTrigger, title="Scalp SELL Signal", message="SCALP SELL | Prob: {{plot_0}}% | EMA+RSI+VFI bearish on {{ticker}} {{interval}}")

// ══════════════════════════════════════════════════════════════════════
// ░░░ BARCOLOR ░░░
// ══════════════════════════════════════════════════════════════════════

barcolor(buyScore >= minProb ? color.new(colBuy, 50) : sellScore >= minProb ? color.new(colSell, 50) : na)