From 90b7c2b0f0fc2f4dfa7fb9807fdf94c3e98dd860 Mon Sep 17 00:00:00 2001
From: dohyeons <ddhhss0603@gmail.com>
Date: Mon, 24 Nov 2025 16:52:22 +0900
Subject: [PATCH] =?UTF-8?q?=EC=9E=90=EC=9E=AC=20=EA=B0=9C=EC=88=98?=
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---
 .../widgets/yard-3d/DigitalTwinEditor.tsx     | 45 +++++++++++++++++--
 1 file changed, 42 insertions(+), 3 deletions(-)

diff --git a/frontend/components/admin/dashboard/widgets/yard-3d/DigitalTwinEditor.tsx b/frontend/components/admin/dashboard/widgets/yard-3d/DigitalTwinEditor.tsx
index 88e844d3..3a8975c8 100644
--- a/frontend/components/admin/dashboard/widgets/yard-3d/DigitalTwinEditor.tsx
+++ b/frontend/components/admin/dashboard/widgets/yard-3d/DigitalTwinEditor.tsx
@@ -656,13 +656,13 @@ export default function DigitalTwinEditor({ layoutId, layoutName, onBack }: Digi
   };
 
   // 캔버스에 드롭
-  const handleCanvasDrop = (x: number, z: number) => {
+  const handleCanvasDrop = async (x: number, z: number) => {
     if (!draggedTool) return;
 
     const defaults = getToolDefaults(draggedTool);
 
     // Area는 바닥(y=0.05)에, 다른 객체는 중앙 정렬
-    const yPosition = draggedTool === "area" ? 0.05 : (defaults.size?.y || 1) / 2;
+    let yPosition = draggedTool === "area" ? 0.05 : (defaults.size?.y || 1) / 2;
 
     // 외부 DB 데이터에서 드래그한 경우 해당 정보 사용
     let objectName = defaults.name || "새 객체";
@@ -696,12 +696,51 @@ export default function DigitalTwinEditor({ layoutId, layoutName, onBack }: Digi
       externalKey = draggedLocationData.LOCAKEY;
     }
 
+    // 기본 크기 설정
+    let objectSize = defaults.size || { x: 5, y: 5, z: 5 };
+
+    // Location 배치 시 자재 개수에 따라 높이 자동 설정
+    if (
+      (draggedTool === "location-bed" ||
+        draggedTool === "location-stp" ||
+        draggedTool === "location-temp" ||
+        draggedTool === "location-dest") &&
+      locaKey &&
+      selectedDbConnection &&
+      hierarchyConfig?.material
+    ) {
+      try {
+        // 해당 Location의 자재 개수 조회
+        const countsResponse = await getMaterialCounts(selectedDbConnection, hierarchyConfig.material.tableName, [
+          locaKey,
+        ]);
+
+        if (countsResponse.success && countsResponse.data && countsResponse.data.length > 0) {
+          const materialCount = countsResponse.data[0].count;
+
+          // 자재 개수에 비례해서 높이(Y축) 설정 (최소 5, 최대 30)
+          // 자재 1개 = 높이 5, 자재 10개 = 높이 15, 자재 50개 = 높이 30
+          const calculatedHeight = Math.min(30, Math.max(5, 5 + materialCount * 0.5));
+
+          objectSize = {
+            ...objectSize,
+            y: calculatedHeight, // Y축이 높이!
+          };
+
+          // 높이가 높아진 만큼 Y 위치도 올려서 바닥을 뚫지 않게 조정
+          yPosition = calculatedHeight / 2;
+        }
+      } catch (error) {
+        console.error("자재 개수 조회 실패, 기본 높이 사용:", error);
+      }
+    }
+
     const newObject: PlacedObject = {
       id: nextObjectId,
       type: draggedTool,
       name: objectName,
       position: { x, y: yPosition, z },
-      size: defaults.size || { x: 5, y: 5, z: 5 },
+      size: objectSize,
       color: defaults.color || "#9ca3af",
       areaKey,
       locaKey,