전략평가 화면 수정

frontend/src/components/strategyEvaluation/StrategyEvaluationSettingsTab.tsx

@@ -20,6 +20,7 @@ interface Props {
   appliedParams: EvalIndicatorParams | null;
   onSave: (params: EvalIndicatorParams) => void;
   onReset: () => void;
+  applying?: boolean;
 }
 
 function getEditableParamKeys(
@@ -47,6 +48,7 @@ const StrategyEvaluationSettingsTab: React.FC<Props> = ({
   appliedParams,
   onSave,
   onReset,
+  applying = false,
 }) => {
   const [draft, setDraft] = useState<EvalIndicatorParams>({});
   const [expanded, setExpanded] = useState<string | null>(null);
@@ -56,23 +58,31 @@ const StrategyEvaluationSettingsTab: React.FC<Props> = ({
     [strategy],
   );
 
+  const resolveBaseline = useCallback((): EvalIndicatorParams => {
+    if (!strategy) return {};
+    return appliedParams ?? buildEvalParamsFromStrategy(strategy, getParams);
+  }, [strategy, appliedParams, getParams]);
+
   useEffect(() => {
     if (!strategy) {
       setDraft({});
       setExpanded(null);
       return;
     }
-    const baseline = appliedParams ?? buildEvalParamsFromStrategy(strategy, getParams);
-    setDraft(JSON.parse(JSON.stringify(baseline)) as EvalIndicatorParams);
+    setDraft(JSON.parse(JSON.stringify(resolveBaseline())) as EvalIndicatorParams);
     setExpanded(indicatorTypes[0] ?? null);
   // eslint-disable-next-line react-hooks/exhaustive-deps
   }, [strategy?.id, appliedParams, indicatorTypes.join(',')]);
 
   const dirty = useMemo(
-    () => hasEvalParamsDiff(draft, appliedParams),
-    [draft, appliedParams],
+    () => hasEvalParamsDiff(draft, resolveBaseline()),
+    [draft, resolveBaseline],
   );
 
+  const handleApply = useCallback(() => {
+    onSave(JSON.parse(JSON.stringify(draft)) as EvalIndicatorParams);
+  }, [draft, onSave]);
+
   const patchParam = useCallback((type: string, key: string, raw: string | boolean) => {
     setDraft(prev => {
       const current = prev[type] ?? {};
@@ -115,8 +125,19 @@ const StrategyEvaluationSettingsTab: React.FC<Props> = ({
   return (
     <div className="seval-settings-tab">
       <div className="seval-settings-head">
-        <p className="seval-settings-strategy">{strategyName}</p>
-        <p className="seval-settings-hint">지표 값을 변경 후 저장하면 차트·일치율이 재계산됩니다</p>
+        <div className="seval-settings-head-row">
+          <p className="seval-settings-strategy">{strategyName}</p>
+          <button
+            type="button"
+            className="seval-settings-apply"
+            disabled={!dirty || applying}
+            onClick={handleApply}
+            title="변경된 지표 값을 차트·일치율에 반영"
+          >
+            {applying ? '적용 중…' : '적용'}
+          </button>
+        </div>
+        <p className="seval-settings-hint">지표 값을 변경한 뒤 적용을 누르면 차트·일치율이 갱신됩니다</p>
       </div>
 
       <div className="seval-settings-list">
@@ -163,18 +184,10 @@ const StrategyEvaluationSettingsTab: React.FC<Props> = ({
       </div>
 
       <div className="seval-settings-actions">
-        <button
-          type="button"
-          className="seval-settings-save"
-          disabled={!dirty}
-          onClick={() => onSave(JSON.parse(JSON.stringify(draft)) as EvalIndicatorParams)}
-        >
-          저장 · 재계산
-        </button>
         <button
           type="button"
           className="seval-settings-reset"
-          disabled={!appliedParams && !dirty}
+          disabled={(!appliedParams && !dirty) || applying}
           onClick={onReset}
         >
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