xjs
parent
627af3e26f
commit
366685379a
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@ -0,0 +1,24 @@
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package com.xjs.exception;
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import lombok.extern.log4j.Log4j2;
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/**
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* 自定义商城业务异常
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* @author xiejs
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* @since 2022-03-17
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*/
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@Log4j2
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public class MallException extends RuntimeException{
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public MallException() {
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super();
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}
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public MallException(String message) {
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super(message);
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log.error("商城业务异常----{}",message);
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}
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public MallException(String message, Throwable cause) {
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super(message, cause);
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}
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}
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@ -84,7 +84,7 @@ public class AttrController {
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@ApiOperation("删除")
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@Log(title = "规格参数", businessType = BusinessType.DELETE)
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public R delete(@RequestBody Long[] attrIds) {
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attrService.removeByIds(Arrays.asList(attrIds));
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attrService.removeAttr(Arrays.asList(attrIds));
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return R.ok();
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}
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@ -97,7 +97,7 @@ public class AttrGroupController {
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@ApiOperation("删除")
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@Log(title = "属性分组", businessType = BusinessType.DELETE)
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public R delete(@RequestBody Long[] attrGroupIds) {
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attrGroupService.removeByIds(Arrays.asList(attrGroupIds));
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attrGroupService.removeAttrGroup(Arrays.asList(attrGroupIds));
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return R.ok();
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}
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@ -4,6 +4,7 @@ import com.baomidou.mybatisplus.extension.service.IService;
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import com.xjs.mall.product.entity.AttrGroupEntity;
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import com.xjs.utils.PageUtils;
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import java.util.List;
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import java.util.Map;
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/**
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@ -17,12 +18,20 @@ public interface AttrGroupService extends IService<AttrGroupEntity> {
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/**
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* 分页
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* @param params 条件
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*
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* @param params 条件
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* @param categoryId 类别id
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* @return pageUtils
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*/
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PageUtils queryPage(Map<String, Object> params, Long categoryId);
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/**
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* 删除属性分组，校验，被引用则不删除
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*
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* @param ids id
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*/
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void removeAttrGroup(List<Long> ids);
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/**
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* 根据分类id查出所有的分组以及这些组里面的属性
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* @param categoryId 分类id
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@ -6,6 +6,7 @@ import com.xjs.mall.product.vo.AttrVo;
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import com.xjs.utils.PageUtils;
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import com.xjs.mall.product.entity.AttrEntity;
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import java.util.List;
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import java.util.Map;
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/**
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@ -43,5 +44,11 @@ public interface AttrService extends IService<AttrEntity> {
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* @param attr 实体类
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*/
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void updateAttr(AttrVo attr);
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/**
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* 删除规格参数及关联信息
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* @param asList ids
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*/
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void removeAttr(List<Long> asList);
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}
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@ -1,11 +1,15 @@
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package com.xjs.mall.product.service.impl;
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import cn.hutool.core.collection.CollUtil;
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import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
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import com.baomidou.mybatisplus.core.metadata.IPage;
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import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
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import com.xjs.exception.MallException;
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import com.xjs.mall.product.dao.AttrGroupDao;
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import com.xjs.mall.product.entity.AttrAttrgroupRelationEntity;
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import com.xjs.mall.product.entity.AttrGroupEntity;
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import com.xjs.mall.product.entity.CategoryEntity;
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import com.xjs.mall.product.service.AttrAttrgroupRelationService;
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import com.xjs.mall.product.service.AttrGroupService;
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import com.xjs.mall.product.service.CategoryService;
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import com.xjs.mall.product.vo.AttrGroupResponseVo;
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@ -29,6 +33,9 @@ public class AttrGroupServiceImpl extends ServiceImpl<AttrGroupDao, AttrGroupEnt
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@Autowired
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private CategoryService categoryService;
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@Autowired
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private AttrAttrgroupRelationService attrAttrgroupRelationService;
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@Override
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public PageUtils queryPage(Map<String, Object> params, Long categoryId) {
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String key = (String) params.get(Query.KEY_NAME);
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@ -63,6 +70,22 @@ public class AttrGroupServiceImpl extends ServiceImpl<AttrGroupDao, AttrGroupEnt
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}
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@Override
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public void removeAttrGroup(List<Long> ids) {
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for (Long id : ids) {
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//先查询中间表是否有数据，有数据代表该数据被引用，则不能删除
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List<AttrAttrgroupRelationEntity> relationEntityList = attrAttrgroupRelationService
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.list(new LambdaQueryWrapper<AttrAttrgroupRelationEntity>()
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.eq(AttrAttrgroupRelationEntity::getAttrGroupId, id));
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if (CollUtil.isEmpty(relationEntityList)) {
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super.removeById(id);
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}else {
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throw new MallException("含有被引用的规格参数未删除，请先删除规格参数");
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}
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}
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}
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private List<AttrGroupResponseVo> setList(List<AttrGroupEntity> records) {
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return records.stream().map(attrGroupEntity -> {
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@ -169,4 +169,15 @@ public class AttrServiceImpl extends ServiceImpl<AttrDao, AttrEntity> implements
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}
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@Override
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public void removeAttr(List<Long> asList) {
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//删除自身
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super.removeByIds(asList);
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//级联删除中间表数据
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for (Long id : asList) {
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attrAttrgroupRelationService.remove(new LambdaUpdateWrapper<AttrAttrgroupRelationEntity>()
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.eq(AttrAttrgroupRelationEntity::getAttrId,id));
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}
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}
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}
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