전략평가 차트설정탭 추가수정

frontend/src/utils/indicatorSettingsEditor.ts

@@ -233,3 +233,31 @@ export function resetConfigToDefaults(config: IndicatorConfig): IndicatorConfig
   };
   return enrichIndicatorConfig(draft);
 }
+
+export interface PersistIndicatorDefaultsFns {
+  saveParams: (type: string, params: Record<string, number | string | boolean>) => void;
+  saveVisual: (
+    type: string,
+    plots?: PlotDef[],
+    hlines?: HLineDef[],
+    cloudColors?: IchimokuCloudColors,
+    bandBackground?: HlinesBackground,
+    plotVisibility?: Record<string, boolean>,
+  ) => void;
+}
+
+/** 보조지표 설정 1건을 DB 기본값(파라미터·시각)에 즉시 반영 */
+export function persistIndicatorConfigToDb(
+  config: IndicatorConfig,
+  fns: PersistIndicatorDefaultsFns,
+): void {
+  fns.saveParams(config.type, config.params);
+  fns.saveVisual(
+    config.type,
+    config.plots,
+    config.hlines,
+    config.cloudColors,
+    config.bandBackground,
+    config.plotVisibility,
+  );
+}