alert를 Dialog 로 변경

frontend/components/admin/dashboard/widgets/yard-3d/YardEditor.tsx

@@ -7,7 +7,8 @@ import { yardLayoutApi } from "@/lib/api/yardLayoutApi";
 import dynamic from "next/dynamic";
 import { YardLayout, YardPlacement } from "./types";
 import { Alert, AlertDescription } from "@/components/ui/alert";
-import { AlertCircle } from "lucide-react";
+import { AlertCircle, CheckCircle } from "lucide-react";
+import { Dialog, DialogContent, DialogHeader, DialogTitle, DialogDescription } from "@/components/ui/dialog";
 
 const Yard3DCanvas = dynamic(() => import("./Yard3DCanvas"), {
   ssr: false,
@@ -39,6 +40,11 @@ export default function YardEditor({ layout, onBack }: YardEditorProps) {
   const [error, setError] = useState<string | null>(null);
   const [hasUnsavedChanges, setHasUnsavedChanges] = useState(false); // 미저장 변경사항 추적
   const [nextPlacementId, setNextPlacementId] = useState(-1); // 임시 ID (음수 사용)
+  const [saveResultDialog, setSaveResultDialog] = useState<{
+    open: boolean;
+    success: boolean;
+    message: string;
+  }>({ open: false, success: false, message: "" });
 
   // 배치 목록 로드
   useEffect(() => {
@@ -208,11 +214,19 @@ export default function YardEditor({ layout, onBack }: YardEditorProps) {
         setHasUnsavedChanges(false);
         setSelectedPlacement(null);
         setShowConfigPanel(false);
-        alert("저장되었습니다");
+        setSaveResultDialog({
+          open: true,
+          success: true,
+          message: "모든 변경사항이 성공적으로 저장되었습니다.",
+        });
       }
     } catch (error) {
       console.error("저장 실패:", error);
-      alert("저장에 실패했습니다");
+      setSaveResultDialog({
+        open: true,
+        success: false,
+        message: `저장에 실패했습니다: ${error instanceof Error ? error.message : "알 수 없는 오류"}`,
+      });
     } finally {
       setIsSaving(false);
     }
@@ -403,6 +417,31 @@ export default function YardEditor({ layout, onBack }: YardEditorProps) {
           )}
         </div>
       </div>
+
+      {/* 저장 결과 Dialog */}
+      <Dialog open={saveResultDialog.open} onOpenChange={(open) => setSaveResultDialog((prev) => ({ ...prev, open }))}>
+        <DialogContent onPointerDown={(e) => e.stopPropagation()}>
+          <DialogHeader>
+            <DialogTitle className="flex items-center gap-2">
+              {saveResultDialog.success ? (
+                <>
+                  <CheckCircle className="h-5 w-5 text-green-600" />
+                  저장 완료
+                </>
+              ) : (
+                <>
+                  <AlertCircle className="h-5 w-5 text-red-600" />
+                  저장 실패
+                </>
+              )}
+            </DialogTitle>
+            <DialogDescription className="pt-2">{saveResultDialog.message}</DialogDescription>
+          </DialogHeader>
+          <div className="flex justify-end">
+            <Button onClick={() => setSaveResultDialog((prev) => ({ ...prev, open: false }))}>확인</Button>
+          </div>
+        </DialogContent>
+      </Dialog>
     </div>
   );
 }