알림목록 obv 그래프 문제 최종수정

frontend/src/utils/indicatorRegistry.ts

@@ -442,6 +442,37 @@ export function mergePlotDefs(saved: PlotDef[] | undefined, defaults: PlotDef[])
   });
 }
 
+/**
+ * DB visual PATCH 저장 plots — registry 필드를 무분별히 상속하지 않음.
+ * (저장 객체에 lineStyle·color 키가 없으면 registry 점선·주황이 끼어드는 문제 방지)
+ */
+export function mergePlotDefsFromSavedVisual(
+  saved: PlotDef[] | undefined,
+  registryPlots: PlotDef[],
+  indicatorType?: string,
+): PlotDef[] {
+  if (!registryPlots.length) return (saved ?? []).map(p => ({ ...p }));
+  const savedMap = new Map((saved ?? []).map(p => [p.id, p]));
+  return registryPlots.map(def => {
+    const s = savedMap.get(def.id);
+    if (!s) return { ...def };
+    const out: PlotDef = {
+      ...def,
+      color: s.color ?? def.color,
+      lineWidth: s.lineWidth ?? def.lineWidth,
+      lineStyle: Object.prototype.hasOwnProperty.call(s, 'lineStyle')
+        ? s.lineStyle
+        : def.lineStyle,
+      type: s.type ?? def.type,
+      histogramUpColor: s.histogramUpColor ?? def.histogramUpColor,
+      histogramDownColor: s.histogramDownColor ?? def.histogramDownColor,
+      id: def.id,
+      title: def.title,
+    };
+    return out;
+  });
+}
+
 /** OBV·CCI·RSI·TRIX — 이중 plot 병합·표시 보장 */
 const SIGNAL_LINE_INDICATOR_TYPES = new Set(['OBV', 'CCI', 'RSI', 'TRIX']);
 
@@ -474,16 +505,15 @@ function normalizeSignalLineIndicatorPlots(
     const nextPlots = merged.map(p => {
       const reg = registryPlots.find(r => r.id === p.id);
       if (!reg) return p;
-      const defaultLineStyle = p.id === 'plot1' ? 'solid' as const : undefined;
-      return normalizeDualLinePlotDef(p, reg, defaultLineStyle);
+      return normalizeDualLinePlotDef(p, reg);
     });
     nextPlots.sort((a, b) => {
       const order = ['plot0', 'plot1'];
       return order.indexOf(a.id) - order.indexOf(b.id);
     });
     const nextVis = { ...plotVisibility };
-    if (nextVis.plot0 !== false) nextVis.plot0 = true;
-    if (nextVis.plot1 !== false) nextVis.plot1 = true;
+    nextVis.plot0 = true;
+    nextVis.plot1 = true;
     return { plots: nextPlots, plotVisibility: nextVis };
   }