From cc2fe7b172bf9c9859e10d647fa7b6729f1af277 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E8=B5=B5=E5=BF=A0=E6=9E=97?= <170083662@qq.com>
Date: Thu, 16 Apr 2026 14:27:57 +0800
Subject: [PATCH] =?UTF-8?q?fix(shop-dealer-user):=20=E4=BF=AE=E5=A4=8D?=
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- 查询手机号是否已存在对应记录
- 如果存在则更新其userId为当前登录用户的userId
- 避免手机号重复添加，改为执行更新操作
- 保证手机号唯一性的同时允许用户信息变更
- 删除原有直接返回失败的逻辑，改为更新并返回成功状态
---
 .workbuddy/memory/MEMORY.md                          |  0
 .../shop/controller/ShopDealerUserController.java    | 12 +++++++++---
 2 files changed, 9 insertions(+), 3 deletions(-)
 create mode 100644 .workbuddy/memory/MEMORY.md

diff --git a/.workbuddy/memory/MEMORY.md b/.workbuddy/memory/MEMORY.md
new file mode 100644
index 0000000..e69de29
diff --git a/src/main/java/com/gxwebsoft/shop/controller/ShopDealerUserController.java b/src/main/java/com/gxwebsoft/shop/controller/ShopDealerUserController.java
index 1000128..d95b7dc 100644
--- a/src/main/java/com/gxwebsoft/shop/controller/ShopDealerUserController.java
+++ b/src/main/java/com/gxwebsoft/shop/controller/ShopDealerUserController.java
@@ -68,9 +68,15 @@ public class ShopDealerUserController extends BaseController {
         if (loginUser != null) {
          shopDealerUser.setUserId(loginUser.getUserId());
         }
-        // 排重
-        if (shopDealerUserService.count(new LambdaQueryWrapper<ShopDealerUser>().eq(ShopDealerUser::getMobile, shopDealerUser.getMobile())) > 0) {
-            return fail("添加失败，手机号码已存在！");
+        // 查询是否已存在该手机号的记录
+        ShopDealerUser existUser = shopDealerUserService.getOne(
+            new LambdaQueryWrapper<ShopDealerUser>().eq(ShopDealerUser::getMobile, shopDealerUser.getMobile())
+        );
+        if (existUser != null) {
+            // 手机号已存在，更新其 userId 为当前用户
+            existUser.setUserId(shopDealerUser.getUserId());
+            shopDealerUserService.updateById(existUser);
+            return success("更新成功", existUser);
         }
         if (shopDealerUserService.save(shopDealerUser)) {
             return success("添加成功", shopDealerUser);