Multi Indicator Score

// This Pine Script® code is licensed under Apache-2.0
// SPDX-License-Identifier: Apache-2.0
// © PineForge contributors 2026
//
// PF probe 30 — multi-indicator scoring composite
// Purpose: parity test for additive `score` accumulator driven by RSI / EMA /
// BB indicator branches (`if/else if` mutation of an int) for entry threshold.
//
//@version=6
strategy("Multi Indicator Score", overlay=true, initial_capital=1000000, process_orders_on_close=false, pyramiding=1, commission_type=strategy.commission.percent, commission_value=0, slippage=0, default_qty_type=strategy.fixed, default_qty_value=1)

// === Inputs ===
rsiLen   = input.int(14, "RSI Length", minval=1)
maLen    = input.int(20, "MA Length", minval=1)
bbLen    = input.int(20, "BB Length", minval=5)
bbMult   = input.float(2.0, "BB Mult", step=0.1)

// === Indicators ===
rsiVal = ta.rsi(close, rsiLen)
emaVal = ta.ema(close, maLen)
[bbMid, bbUpper, bbLower] = ta.bb(close, bbLen, bbMult)
atrVal = ta.atr(14)

// === Score system: -3 to +3 ===
score = 0

// RSI
if rsiVal > 50
    score += 1
else if rsiVal < 50
    score -= 1

// Price vs EMA
if close > emaVal
    score += 1
else
    score -= 1

// BB position
if close > bbMid
    score += 1
else
    score -= 1

// === Signals based on score threshold ===
longCond  = score >= 2 and score[1] < 2
shortCond = score <= -2 and score[1] > -2

if longCond
    strategy.entry("Long", strategy.long)
if shortCond
    strategy.entry("Short", strategy.short)

// Exit when score neutralizes
if strategy.position_size > 0 and score <= 0
    strategy.close("Long")
if strategy.position_size < 0 and score >= 0
    strategy.close("Short")

plot(emaVal, "EMA", color=color.blue)
plot(bbUpper, "BB Upper", color=color.gray)
plot(bbLower, "BB Lower", color=color.gray)