회원 검색 기능 보완

frontend/components/admin/department/DepartmentMembers.tsx

@@ -38,6 +38,7 @@ export function DepartmentMembers({
   const [searchQuery, setSearchQuery] = useState("");
   const [searchResults, setSearchResults] = useState<any[]>([]);
   const [isSearching, setIsSearching] = useState(false);
+  const [hasSearched, setHasSearched] = useState(false); // 검색 버튼을 눌렀는지 여부
   const [duplicateMessage, setDuplicateMessage] = useState<string | null>(null);
   
   // 부서원 삭제 확인 모달
@@ -75,10 +76,12 @@ export function DepartmentMembers({
   const handleSearch = async () => {
     if (!searchQuery.trim()) {
       setSearchResults([]);
+      setHasSearched(false);
       return;
     }
 
     setIsSearching(true);
+    setHasSearched(true); // 검색 버튼을 눌렀음을 표시
     try {
       const response = await departmentAPI.searchUsers(companyCode, searchQuery);
       if (response.success && response.data) {
@@ -108,6 +111,7 @@ export function DepartmentMembers({
         setIsAddModalOpen(false);
         setSearchQuery("");
         setSearchResults([]);
+        setHasSearched(false); // 검색 상태 초기화
         loadMembers();
         onMemberChange?.(); // 부서 구조 새로고침
         
@@ -341,7 +345,7 @@ export function DepartmentMembers({
             {/* 검색 결과 */}
             {isSearching ? (
               <div className="py-8 text-center text-sm text-muted-foreground">검색 중...</div>
-            ) : searchResults.length > 0 ? (
+            ) : hasSearched && searchResults.length > 0 ? (
               <div className="max-h-64 space-y-2 overflow-y-auto rounded-lg border p-2">
                 {searchResults.map((user) => (
                   <div
@@ -363,7 +367,7 @@ export function DepartmentMembers({
                   </div>
                 ))}
               </div>
-            ) : searchQuery && !isSearching ? (
+            ) : hasSearched && searchResults.length === 0 ? (
               <div className="py-8 text-center text-sm text-muted-foreground">
                 검색 결과가 없습니다.
               </div>
@@ -377,6 +381,7 @@ export function DepartmentMembers({
                 setIsAddModalOpen(false);
                 setSearchQuery("");
                 setSearchResults([]);
+                setHasSearched(false); // 검색 상태 초기화
               }}
               className="h-8 flex-1 text-xs sm:h-10 sm:flex-none sm:text-sm"
             >