리스트 카드 렌더링 문제 해결

frontend/components/admin/dashboard/WidgetConfigSidebar.tsx

@@ -352,6 +352,10 @@ export function WidgetConfigSidebar({ element, isOpen, onClose, onApply }: Widge
 
     console.log("🔧 [WidgetConfigSidebar] handleApply 호출:", {
       subtype: element.subtype,
+      isMultiDataSourceWidget,
+      dataSources,
+      listConfig,
+      finalChartConfig,
       customMetricConfig,
       updatedElement,
     });

frontend/components/dashboard/widgets/ListTestWidget.tsx

@@ -37,8 +37,19 @@ export function ListTestWidget({ element }: ListTestWidgetProps) {
   // // console.log("🧪 ListTestWidget 렌더링!", element);
 
   const dataSources = useMemo(() => {
-    return element?.dataSources || element?.chartConfig?.dataSources;
-  }, [element?.dataSources, element?.chartConfig?.dataSources]);
+    // 다중 데이터 소스 우선
+    const multiSources = element?.dataSources || element?.chartConfig?.dataSources;
+    if (multiSources && multiSources.length > 0) {
+      return multiSources;
+    }
+    
+    // 단일 데이터 소스 fallback (배열로 변환)
+    if (element?.dataSource) {
+      return [element.dataSource];
+    }
+    
+    return [];
+  }, [element?.dataSources, element?.chartConfig?.dataSources, element?.dataSource]);
 
   // // console.log("📊 dataSources 확인:", {
   //   hasDataSources: !!dataSources,
@@ -58,6 +69,27 @@ export function ListTestWidget({ element }: ListTestWidgetProps) {
     cardColumns: 3,
   };
 
+  // visible 컬럼 설정 객체 배열 (field + label)
+  const visibleColumnConfigs = useMemo(() => {
+    if (config.columns && config.columns.length > 0 && typeof config.columns[0] === "object") {
+      return config.columns.filter((col: any) => col.visible !== false);
+    }
+    return [];
+  }, [config.columns]);
+
+  // 표시할 컬럼 필드명 (데이터 접근용)
+  const displayColumns = useMemo(() => {
+    if (!data?.columns) return [];
+    
+    // 컬럼 설정이 있으면 field 사용
+    if (visibleColumnConfigs.length > 0) {
+      return visibleColumnConfigs.map((col: any) => col.field);
+    }
+    
+    // 자동 모드: 모든 컬럼 표시
+    return data.columns;
+  }, [data?.columns, visibleColumnConfigs]);
+
   // 다중 데이터 소스 로딩
   const loadMultipleDataSources = useCallback(async () => {
     if (!dataSources || dataSources.length === 0) {
@@ -313,50 +345,66 @@ export function ListTestWidget({ element }: ListTestWidgetProps) {
   const paginatedRows = data?.rows.slice(startIndex, endIndex) || [];
 
   // 테이블 뷰
-  const renderTable = () => (
-    <div className="overflow-auto">
-      <Table>
-        {config.showHeader && (
-          <TableHeader>
-            <TableRow>
-              {data?.columns.map((col) => (
-                <TableHead key={col} className="whitespace-nowrap">
-                  {col}
-                </TableHead>
-              ))}
-            </TableRow>
-          </TableHeader>
-        )}
-        <TableBody>
-          {paginatedRows.map((row, idx) => (
-            <TableRow key={idx} className={config.stripedRows && idx % 2 === 0 ? "bg-muted/50" : ""}>
-              {data?.columns.map((col) => (
-                <TableCell key={col} className="whitespace-nowrap">
-                  {String(row[col] ?? "")}
-                </TableCell>
-              ))}
-            </TableRow>
-          ))}
-        </TableBody>
-      </Table>
-    </div>
-  );
+  const renderTable = () => {
+    // 헤더명 가져오기 (label 우선, 없으면 field 그대로)
+    const getHeaderLabel = (field: string) => {
+      const colConfig = visibleColumnConfigs.find((col: any) => col.field === field);
+      return colConfig?.label || field;
+    };
+
+    return (
+      <div className="overflow-auto">
+        <Table>
+          {config.showHeader && (
+            <TableHeader>
+              <TableRow>
+                {displayColumns.map((field) => (
+                  <TableHead key={field} className="whitespace-nowrap">
+                    {getHeaderLabel(field)}
+                  </TableHead>
+                ))}
+              </TableRow>
+            </TableHeader>
+          )}
+          <TableBody>
+            {paginatedRows.map((row, idx) => (
+              <TableRow key={idx} className={config.stripedRows && idx % 2 === 0 ? "bg-muted/50" : ""}>
+                {displayColumns.map((field) => (
+                  <TableCell key={field} className="whitespace-nowrap">
+                    {String(row[field] ?? "")}
+                  </TableCell>
+                ))}
+              </TableRow>
+            ))}
+          </TableBody>
+        </Table>
+      </div>
+    );
+  };
 
   // 카드 뷰
-  const renderCards = () => (
-    <div className={`grid gap-4 grid-cols-1 md:grid-cols-${config.cardColumns || 3}`}>
-      {paginatedRows.map((row, idx) => (
-        <Card key={idx} className="p-4">
-          {data?.columns.map((col) => (
-            <div key={col} className="mb-2">
-              <span className="font-semibold">{col}: </span>
-              <span>{String(row[col] ?? "")}</span>
-            </div>
-          ))}
-        </Card>
-      ))}
-    </div>
-  );
+  const renderCards = () => {
+    // 헤더명 가져오기 (label 우선, 없으면 field 그대로)
+    const getLabel = (field: string) => {
+      const colConfig = visibleColumnConfigs.find((col: any) => col.field === field);
+      return colConfig?.label || field;
+    };
+
+    return (
+      <div className={`grid gap-4 grid-cols-1 md:grid-cols-${config.cardColumns || 3}`}>
+        {paginatedRows.map((row, idx) => (
+          <Card key={idx} className="p-4">
+            {displayColumns.map((field) => (
+              <div key={field} className="mb-2">
+                <span className="font-semibold">{getLabel(field)}: </span>
+                <span>{String(row[field] ?? "")}</span>
+              </div>
+            ))}
+          </Card>
+        ))}
+      </div>
+    );
+  };
 
   return (
       <div className="flex h-full flex-col bg-card shadow-sm">
@@ -396,7 +444,7 @@ export function ListTestWidget({ element }: ListTestWidgetProps) {
           <div className="flex h-full items-center justify-center">
             <p className="text-sm text-destructive">{error}</p>
           </div>
-        ) : !(element?.dataSources || element?.chartConfig?.dataSources) || (element?.dataSources || element?.chartConfig?.dataSources)?.length === 0 ? (
+        ) : !dataSources || dataSources.length === 0 ? (
           <div className="flex h-full items-center justify-center">
             <p className="text-sm text-muted-foreground">
               데이터 소스를 연결해주세요