From b7686f7f5fa3ab54c6bb0c34ca7f55a5aa58ec3c Mon Sep 17 00:00:00 2001
From: lidongdong <1459917685@qq.com>
Date: 星期二, 04 七月 2023 17:22:43 +0800
Subject: [PATCH] 修改街道新增报错
---
springcloud_k8s_panzhihuazhihuishequ/service_community/src/main/java/com/panzhihua/service_community/service/impl/ComChangeCarBrandServiceImpl.java | 14 ++++++++++++++
1 files changed, 14 insertions(+), 0 deletions(-)
diff --git a/springcloud_k8s_panzhihuazhihuishequ/service_community/src/main/java/com/panzhihua/service_community/service/impl/ComChangeCarBrandServiceImpl.java b/springcloud_k8s_panzhihuazhihuishequ/service_community/src/main/java/com/panzhihua/service_community/service/impl/ComChangeCarBrandServiceImpl.java
index 1358988..1820f6f 100644
--- a/springcloud_k8s_panzhihuazhihuishequ/service_community/src/main/java/com/panzhihua/service_community/service/impl/ComChangeCarBrandServiceImpl.java
+++ b/springcloud_k8s_panzhihuazhihuishequ/service_community/src/main/java/com/panzhihua/service_community/service/impl/ComChangeCarBrandServiceImpl.java
@@ -1,7 +1,10 @@
package com.panzhihua.service_community.service.impl;
+import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
+import com.panzhihua.service_community.dao.ComChangeCarModelMapper;
import com.panzhihua.service_community.entity.ComChangeCarBrand;
import com.panzhihua.service_community.dao.ComChangeCarBrandMapper;
+import com.panzhihua.service_community.entity.ComChangeCarModel;
import com.panzhihua.service_community.service.ComChangeCarBrandService;
import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
import org.springframework.beans.BeanUtils;
@@ -9,6 +12,8 @@
import com.panzhihua.common.model.vos.R;
import org.springframework.stereotype.Service;
import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
+
+import javax.annotation.Resource;
/**
* title: 换新车-品牌表表服务实现类
@@ -22,6 +27,9 @@
*/
@Service("comChangeCarBrandService")
public class ComChangeCarBrandServiceImpl extends ServiceImpl<ComChangeCarBrandMapper, ComChangeCarBrand> implements ComChangeCarBrandService {
+
+ @Resource
+ private ComChangeCarModelMapper carModelMapper;
/**
* description queryByPage 分页查询
@@ -85,6 +93,12 @@
*/
@Override
public R deleteById(Long id) {
+ //判断是否有车型关联
+ Integer count = carModelMapper.selectCount(new QueryWrapper<ComChangeCarModel>().lambda().eq(ComChangeCarModel::getBrandId,id)
+ .eq(ComChangeCarModel::getIsDel,ComChangeCarModel.IsDel.NO));
+ if(count > 0){
+ return R.fail("该品牌已被引用，不可删除");
+ }
ComChangeCarBrand entity = new ComChangeCarBrand();
entity.setId(id);
entity.setIsDel(ComChangeCarBrand.IsDel.YES);
--
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