obv 신호선

frontend/src/utils/indicatorRegistry.ts

@@ -441,6 +441,45 @@ export function mergePlotDefs(saved: PlotDef[] | undefined, defaults: PlotDef[])
   });
 }
 
+/** OBV·CCI·RSI·TRIX — registry 신호선(plot1) 병합·표시 보장 (DB에 plot0만 저장된 경우 대비) */
+const SIGNAL_LINE_INDICATOR_TYPES = new Set(['OBV', 'CCI', 'RSI', 'TRIX']);
+
+function normalizeSignalLineIndicatorPlots(
+  type: string,
+  plots: PlotDef[],
+  registryPlots: PlotDef[],
+  plotVisibility: Record<string, boolean>,
+  params: Record<string, number | string | boolean>,
+): { plots: PlotDef[]; plotVisibility: Record<string, boolean> } {
+  if (!SIGNAL_LINE_INDICATOR_TYPES.has(type)) {
+    return { plots, plotVisibility };
+  }
+  const merged = mergePlotDefs(plots, registryPlots);
+  const regSignal = registryPlots.find(p => p.id === 'plot1');
+  const nextPlots = regSignal
+    ? merged.map(p => {
+      if (p.id !== 'plot1') return p;
+      return {
+        ...regSignal,
+        ...p,
+        id: 'plot1',
+        title: regSignal.title,
+        type: 'line' as const,
+        lineWidth: Math.max(1, p.lineWidth ?? regSignal.lineWidth ?? 1),
+      };
+    })
+    : merged;
+  const nextVis = { ...plotVisibility };
+  if (type === 'OBV') {
+    nextVis.plot1 = true;
+  } else if ((type === 'CCI' || type === 'RSI') && params.maType === 'None') {
+    nextVis.plot1 = false;
+  } else if (nextVis.plot1 !== false) {
+    nextVis.plot1 = true;
+  }
+  return { plots: nextPlots, plotVisibility: nextVis };
+}
+
 /** 업비트 OBV 신호선 MA 종류 (단순·지수·가중만) */
 export const OBV_MA_TYPE_OPTIONS = ['SMA', 'EMA', 'WMA'] as const;
 export type ObvMaType = (typeof OBV_MA_TYPE_OPTIONS)[number];
@@ -520,18 +559,20 @@ export function enrichIndicatorConfig(
   if (cfgNorm.type === 'DMI') {
     params = normalizeDmiParams(params);
   }
-  const plots = cfgNorm.type === 'BollingerBands'
+  let plots = cfgNorm.type === 'BollingerBands'
     ? mergeBbPlots(cfgNorm.plots, def.plots)
     : mergePlotDefs(cfgNorm.plots, def.plots);
-  const plotVisibility: Record<string, boolean> = { ...cfgNorm.plotVisibility };
+  let plotVisibility: Record<string, boolean> = { ...cfgNorm.plotVisibility };
   for (const p of plots) {
     if (plotVisibility[p.id] === undefined) plotVisibility[p.id] = true;
   }
-  if (cfgNorm.type === 'OBV') {
-    plotVisibility.plot1 = plotVisibility.plot1 !== false;
-  } else if ((cfgNorm.type === 'CCI' || cfgNorm.type === 'RSI') && params.maType === 'None') {
-    plotVisibility.plot1 = false;
-  }
+  ({ plots, plotVisibility } = normalizeSignalLineIndicatorPlots(
+    cfgNorm.type,
+    plots,
+    def.plots,
+    plotVisibility,
+    params,
+  ));
 
   const out: import('../types').IndicatorConfig = {
     ...cfgNorm,
@@ -636,6 +677,9 @@ export async function calculateIndicator(
   if (type === 'CCI') {
     calcParams = normalizeCciParams(params);
   }
+  if (type === 'OBV') {
+    calcParams = normalizeObvParams(params);
+  }
   if (type === 'IchimokuCloud') {
     const { senkou } = resolveIchimokuDisplacements(params);
     calcParams = { ...params, displacement: senkou };