package cn.lili.modules.goods.serviceimpl;
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import cn.hutool.json.JSONUtil;
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import cn.lili.common.enums.ResultCode;
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import cn.lili.common.exception.ServiceException;
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import cn.lili.modules.goods.entity.dos.CategorySpecification;
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import cn.lili.modules.goods.entity.dos.Specification;
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import cn.lili.modules.goods.mapper.SpecificationMapper;
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import cn.lili.modules.goods.service.CategorySpecificationService;
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import cn.lili.modules.goods.service.SpecificationService;
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import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
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import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
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import org.springframework.beans.factory.annotation.Autowired;
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import org.springframework.stereotype.Service;
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import java.util.ArrayList;
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import java.util.List;
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/**
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* 商品规格业务层实现
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*
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* @author pikachu
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* @since 2020-02-18 16:18:56
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*/
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@Service
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public class SpecificationServiceImpl extends ServiceImpl<SpecificationMapper, Specification> implements SpecificationService {
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/**
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* 分类-规格绑定
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*/
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@Autowired
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private CategorySpecificationService categorySpecificationService;
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/**
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* 分类
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*/
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@Autowired
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private CategoryServiceImpl categoryService;
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@Override
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public boolean deleteSpecification(List<String> ids) {
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boolean result = false;
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for (String id : ids) {
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//如果此规格绑定分类则不允许删除
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List<CategorySpecification> list = categorySpecificationService.list(new QueryWrapper<CategorySpecification>().eq("specification_id", id));
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if (!list.isEmpty()) {
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List<String> categoryIds = new ArrayList<>();
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list.forEach(item -> categoryIds.add(item.getCategoryId()));
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throw new ServiceException(ResultCode.SPEC_DELETE_ERROR,
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JSONUtil.toJsonStr(categoryService.getCategoryNameByIds(categoryIds)));
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}
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//删除规格
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result = this.removeById(id);
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}
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return result;
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}
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}
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