From c3e6eff0fef6b8738aa1866673452451f1624ba9 Mon Sep 17 00:00:00 2001
From: kjs <kjs@wace.me>
Date: Wed, 1 Oct 2025 17:21:08 +0900
Subject: [PATCH] =?UTF-8?q?fix:=20ActionConditionBuilder=20=EC=A4=91?=
 =?UTF-8?q?=EB=B3=B5=20=ED=82=A4=20=EC=97=90=EB=9F=AC=20=EC=88=98=EC=A0=95?=
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문제:
- toColumns에 빈 문자열 columnName 중복
- 중복된 키 to_ 생성
- React 키 중복 경고

수정:
- fromColumns filter 추가
- toColumns filter 추가
- 빈 문자열 컬럼 제외

에러:
Encountered two children with the same key
---
 .../ActionConfig/ActionConditionBuilder.tsx   | 36 ++++++++++---------
 1 file changed, 20 insertions(+), 16 deletions(-)

diff --git a/frontend/components/dataflow/connection/redesigned/RightPanel/ActionConfig/ActionConditionBuilder.tsx b/frontend/components/dataflow/connection/redesigned/RightPanel/ActionConfig/ActionConditionBuilder.tsx
index 15411fdd..cf6ffed4 100644
--- a/frontend/components/dataflow/connection/redesigned/RightPanel/ActionConfig/ActionConditionBuilder.tsx
+++ b/frontend/components/dataflow/connection/redesigned/RightPanel/ActionConfig/ActionConditionBuilder.tsx
@@ -488,14 +488,16 @@ const ActionConditionBuilder: React.FC<ActionConditionBuilderProps> = ({
                       {fromColumns.length > 0 && (
                         <>
                           <div className="text-muted-foreground px-2 py-1 text-xs font-medium">FROM 테이블</div>
-                          {fromColumns.map((column) => (
-                            <SelectItem key={`from_${column.columnName}`} value={`from.${column.columnName}`}>
-                              <div className="flex items-center gap-2">
-                                <span className="text-blue-600">📤</span>
-                                <span>{column.displayName || column.columnName}</span>
-                              </div>
-                            </SelectItem>
-                          ))}
+                          {fromColumns
+                            .filter((column) => column.columnName) // 빈 문자열 제외
+                            .map((column) => (
+                              <SelectItem key={`from_${column.columnName}`} value={`from.${column.columnName}`}>
+                                <div className="flex items-center gap-2">
+                                  <span className="text-blue-600">📤</span>
+                                  <span>{column.displayName || column.columnName}</span>
+                                </div>
+                              </SelectItem>
+                            ))}
                         </>
                       )}
 
@@ -503,14 +505,16 @@ const ActionConditionBuilder: React.FC<ActionConditionBuilderProps> = ({
                       {toColumns.length > 0 && (
                         <>
                           <div className="text-muted-foreground px-2 py-1 text-xs font-medium">TO 테이블</div>
-                          {toColumns.map((column) => (
-                            <SelectItem key={`to_${column.columnName}`} value={`to.${column.columnName}`}>
-                              <div className="flex items-center gap-2">
-                                <span className="text-green-600">📥</span>
-                                <span>{column.displayName || column.columnName}</span>
-                              </div>
-                            </SelectItem>
-                          ))}
+                          {toColumns
+                            .filter((column) => column.columnName) // 빈 문자열 제외
+                            .map((column) => (
+                              <SelectItem key={`to_${column.columnName}`} value={`to.${column.columnName}`}>
+                                <div className="flex items-center gap-2">
+                                  <span className="text-green-600">📥</span>
+                                  <span>{column.displayName || column.columnName}</span>
+                                </div>
+                              </SelectItem>
+                            ))}
                         </>
                       )}
                     </SelectContent>