From e4f698654b49cdb63fa0d84f04e307e030b49865 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=EA=B9=80=EB=B3=B4=EA=B3=A4?=
 <lightone2017@codebridge-x.com>
Date: Sat, 21 Mar 2026 11:29:56 +0900
Subject: [PATCH] =?UTF-8?q?feat:=20[bending]=20=EC=88=98=EC=A0=95=20?=
 =?UTF-8?q?=EC=8B=9C=20code=20=EB=B3=80=EA=B2=BD=20=ED=97=88=EC=9A=A9=20+?=
 =?UTF-8?q?=20=EC=A4=91=EB=B3=B5=20=EC=BD=94=EB=93=9C=20=EA=B2=80=EC=82=AC?=
 =?UTF-8?q?=20(422=20=EB=B0=98=ED=99=98)?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 app/Services/BendingItemService.php | 20 +++++++++++++++++++-
 1 file changed, 19 insertions(+), 1 deletion(-)

diff --git a/app/Services/BendingItemService.php b/app/Services/BendingItemService.php
index 5bb6f147..d539e6dc 100644
--- a/app/Services/BendingItemService.php
+++ b/app/Services/BendingItemService.php
@@ -83,7 +83,25 @@ public function update(int $id, array $data): BendingItem
     {
         $item = BendingItem::findOrFail($id);
 
-        // code는 수정 불가 (고유 품목코드)
+        // code 변경 시 중복 검사
+        if (array_key_exists('code', $data) && $data['code'] && $data['code'] !== $item->code) {
+            $exists = BendingItem::withoutGlobalScopes()
+                ->where('code', $data['code'])
+                ->where('id', '!=', $id)
+                ->exists();
+            if ($exists) {
+                throw new \Illuminate\Validation\ValidationException(
+                    validator([], []),
+                    response()->json([
+                        'success' => false,
+                        'message' => "코드 '{$data['code']}'가 이미 존재합니다.",
+                        'errors' => ['code' => ["코드 '{$data['code']}'는 이미 사용 중입니다. 다른 코드를 입력하세요."]],
+                    ], 422)
+                );
+            }
+            $item->code = $data['code'];
+        }
+
         $columns = [
             'item_name', 'item_sep', 'item_bending',
             'material', 'item_spec', 'model_name', 'model_UA',