james S/R Trend Pro v6

//version=6
strategy("jaems_MACD+RSI[Fixed]", shorttitle="jaems_MACD+RSI[Fixed]", overlay=false, initial_capital=10000, currency=currency.USD, default_qty_type=strategy.percent_of_equity, default_qty_value=10, commission_type=strategy.commission.percent, commission_value=0.05, calc_on_every_tick=false)

// =============================================================================
// 1. 설정 (Inputs)
// =============================================================================

group_macd = "📊 MACD 설정"
fastLen = input.int(12, "Fast Length", group=group_macd)
slowLen = input.int(26, "Slow Length", group=group_macd)
sigLen = input.int(9, "Signal Smoothing", group=group_macd)
src = input.source(close, "Source", group=group_macd)

group_col = "🎨 시각화 색상"
col_up = input.color(color.new(#00E676, 0), "상승 (Neon Green)", group=group_col)
col_dn = input.color(color.new(#FF1744, 0), "하락 (Red)", group=group_col)
col_sig = input.color(color.new(#FFEA00, 0), "Signal 기본색", group=group_col)

// =============================================================================
// 2. 계산 (Calculations)
// =============================================================================

fastMA = ta.ema(src, fastLen)
slowMA = ta.ema(src, slowLen)
macd = fastMA - slowMA
signal = ta.ema(macd, sigLen)
hist = macd - signal

// 교차 확인 (Crossovers)
bool crossUp = ta.crossover(macd, signal)
bool crossDn = ta.crossunder(macd, signal)

// 추세 상태 확인
bool isBullish = macd >= signal

// =============================================================================
// 3. 전략 실행 (Execution)
// =============================================================================

if crossUp
strategy.entry("Long", strategy.long)

if crossDn
strategy.entry("Short", strategy.short)

// =============================================================================
// 4. 시각화 (Visualization) - 수정된 부분
// =============================================================================

// 4.1 MACD 라인 색상 동적 변경
color macdDynamicColor = isBullish ? col_up : col_dn

// 4.2 라인 그리기
plot(macd, title="MACD Line", color=macdDynamicColor, linewidth=2)
plot(signal, title="Signal Line", color=col_sig, linewidth=1)

// 4.3 교차점 도트 (Thick Dots) - 괄호 오류 방지를 위해 명시적 변수 할당
float dotLevelUp = crossUp ? signal : na
float dotLevelDn = crossDn ? signal : na

plot(dotLevelUp, title="Golden Cross Dot", style=plot.style_circles, color=col_up, linewidth=5)
plot(dotLevelDn, title="Dead Cross Dot", style=plot.style_circles, color=col_dn, linewidth=5)

// 4.4 히스토그램 색상 (오류 수정: 중첩 삼항연산자 제거 -> if-else 변환)
color histColor = na
if isBullish
// 상승 추세일 때: 히스토그램이 직전보다 커지면 진한색, 작아지면 연한색
if hist[1] < hist
histColor := col_up
else
histColor := color.new(col_up, 50)
else
// 하락 추세일 때: 히스토그램이 직전보다 커지면(덜 음수면) 연한색, 작아지면 진한색
if hist[1] < hist
histColor := color.new(col_dn, 50)
else
histColor := col_dn

plot(hist, title="Histogram", style=plot.style_columns, color=histColor)

// 4.5 기준선
hline(0, "Zero Line", color=color.gray, linestyle=hline.style_dotted)