Merge remote-tracking branch 'origin/master'

rentaiming

2024-07-18 c23f48c5ec15476299edadd91fa18f908d710a4f

 ruoyi-modules/ruoyi-goods/src/main/java/com/ruoyi/goods/service/impl/GoodsCategoryServiceImpl.java

@@ -1,7 +1,9 @@
package com.ruoyi.goods.service.impl;

import com.baomidou.mybatisplus.core.toolkit.Wrappers;
import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
import com.ruoyi.common.core.exception.ServiceException;
import com.ruoyi.common.core.utils.StringUtils;
import com.ruoyi.common.core.utils.page.BeanUtils;
import com.ruoyi.common.core.utils.page.PageDTO;
@@ -9,9 +11,12 @@
import com.ruoyi.goods.controller.management.dto.GoodsCategoryQuery;
import com.ruoyi.goods.controller.management.vo.GoodsCategoryVO;
import com.ruoyi.goods.mapper.GoodsCategoryMapper;
import com.ruoyi.goods.mapper.GoodsSkuMapper;
import com.ruoyi.goods.service.IGoodsCategoryService;
import com.ruoyi.system.api.domain.GoodsCategory;
import com.ruoyi.system.api.domain.GoodsSku;
import java.util.List;
import lombok.RequiredArgsConstructor;
import org.springframework.stereotype.Service;

/**
@@ -23,8 +28,10 @@
 * @since 2024-05-16
 */
@Service
@RequiredArgsConstructor
public class GoodsCategoryServiceImpl extends ServiceImpl<GoodsCategoryMapper, GoodsCategory> implements IGoodsCategoryService {

    private final GoodsSkuMapper goodsSkuMapper;
    /**
     * 获取商品类别列表。
     * <p>此方法不接受任何参数，它会调用 {@code list()} 方法获取当前类别列表，并将其转换为 {@code GoodsCategoryVO} 类型的列表后返回。</p>
@@ -70,4 +77,14 @@
            this.updateById(goodsCategory);
        }
    }

    @Override
    public void delete(Long id) {
        Long count = goodsSkuMapper.selectCount(
                Wrappers.lambdaQuery(GoodsSku.class).eq(GoodsSku::getCategoryId, id));
        if (count > 0) {
            throw new ServiceException("该分类已有商品关联，不能删除");
        }
        this.removeById(id);
    }
}