전략 시간봉 오류 수정

frontend/src/components/StrategyEditorPage.tsx

@@ -23,7 +23,9 @@ import { useIndicatorSettings } from '../hooks/useIndicatorSettings';
 import { findLogicNode, getIndicatorPeriodLabel } from '../utils/strategyFlowLayout';
 import {
   decodeConditionForEditor,
+  alignBuySellStartCandleTypesForSave,
   encodeConditionForSave,
+  syncBuySellPrimaryStartCandleTypes,
   mergeStartMetaForLoad,
   addExtraStartSection,
   hasMultipleStartSections,
@@ -33,6 +35,7 @@ import {
   type EditorConditionState,
 } from '../utils/strategyConditionSerde';
 import {
+  START_NODE_ID,
   defaultStartMeta,
   type StartCombineOp,
 } from '../utils/strategyStartNodes';
@@ -393,9 +396,36 @@ export default function StrategyEditorPage({ theme }: Props) {
   }, [setCurrentRoot, setCurrentLayout, layoutStrategyKey, schedulePersistFlowLayout]);
 
   const handleStartCandleTypesChange = useCallback((startId: string, candleTypes: string[]) => {
+    if (startId === START_NODE_ID) {
+      const synced = syncBuySellPrimaryStartCandleTypes(buyEditorState, sellEditorState, candleTypes);
+      setBuyCondition(synced.buy.root);
+      setBuyLayout(prev => ({
+        ...prev,
+        startMeta: synced.buy.startMeta,
+        extraStartIds: synced.buy.extraStartIds,
+        extraRoots: synced.buy.extraRoots,
+        startCombineOp: normalizeStartCombineOp(synced.buy.startCombineOp),
+      }));
+      setSellCondition(synced.sell.root);
+      setSellLayout(prev => ({
+        ...prev,
+        startMeta: synced.sell.startMeta,
+        extraStartIds: synced.sell.extraStartIds,
+        extraRoots: synced.sell.extraRoots,
+        startCombineOp: normalizeStartCombineOp(synced.sell.startCombineOp),
+      }));
+      schedulePersistFlowLayout(layoutStrategyKey);
+      return;
+    }
     const state = signalTab === 'buy' ? buyEditorState : sellEditorState;
     handleEditorStateChange(updateStartCandleTypes(state, startId, candleTypes));
-  }, [signalTab, buyEditorState, sellEditorState, handleEditorStateChange]);
+  }, [
+    buyEditorState,
+    sellEditorState,
+    handleEditorStateChange,
+    layoutStrategyKey,
+    schedulePersistFlowLayout,
+  ]);
 
   const handleStartCombineOpChange = useCallback((op: StartCombineOp) => {
     handleEditorStateChange(updateStartCombineOp(currentEditorState, op));
@@ -559,8 +589,9 @@ export default function StrategyEditorPage({ theme }: Props) {
     }
     setSaveNameError(false);
     if (editorMode === 'graph') layoutFlushRef.current?.();
-    const encodedBuy = encodeConditionForSave(buyEditorState);
-    const encodedSell = encodeConditionForSave(sellEditorState);
+    const aligned = alignBuySellStartCandleTypesForSave(buyEditorState, sellEditorState);
+    const encodedBuy = encodeConditionForSave(aligned.buy);
+    const encodedSell = encodeConditionForSave(aligned.sell);
     if (!encodedBuy && !encodedSell) { showSnack('조건을 최소 1개 추가하세요', false); return; }
     setIsSaving(true);
     try {
@@ -642,8 +673,9 @@ export default function StrategyEditorPage({ theme }: Props) {
   }, [resetFlowLayout, bumpLayoutSeed, signalTab]);
 
   const handleExport = useCallback(() => {
-    const encodedBuy = encodeConditionForSave(buyEditorState);
-    const encodedSell = encodeConditionForSave(sellEditorState);
+    const aligned = alignBuySellStartCandleTypesForSave(buyEditorState, sellEditorState);
+    const encodedBuy = encodeConditionForSave(aligned.buy);
+    const encodedSell = encodeConditionForSave(aligned.sell);
     if (!encodedBuy && !encodedSell) {
       showSnack('내보낼 조건이 없습니다', false);
       return;