疯狂的狮子li
2021-03-25 77ffdf69a1c09553f450d3293ab0b07848b90ca9
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package ${packageName}.service.impl;
 
import cn.hutool.core.bean.BeanUtil;
import cn.hutool.core.util.StrUtil;
import org.springframework.stereotype.Service;
import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
import com.baomidou.mybatisplus.core.toolkit.Wrappers;
import ${packageName}.bo.${ClassName}AddBo;
import ${packageName}.bo.${ClassName}QueryBo;
import ${packageName}.bo.${ClassName}EditBo;
import ${packageName}.domain.${ClassName};
import ${packageName}.mapper.${ClassName}Mapper;
import ${packageName}.vo.${ClassName}Vo;
import ${packageName}.service.I${ClassName}Service;
 
import java.util.Collection;
import java.util.Collections;
import java.util.List;
import java.util.stream.Collectors;
 
/**
 * ${functionName}Service业务层处理
 *
 * @author ${author}
 * @date ${datetime}
 */
@Service
public class ${ClassName}ServiceImpl extends ServiceImpl<${ClassName}Mapper, ${ClassName}> implements I${ClassName}Service {
 
    @Override
    public ${ClassName}Vo queryById(${pkColumn.javaType} ${pkColumn.javaField}){
        ${ClassName} db = this.baseMapper.selectById(${pkColumn.javaField});
        return entity2Vo(Collections.singletonList(db)).get(0);
    }
 
    @Override
    public List<${ClassName}Vo> queryList(${ClassName}QueryBo bo) {
        LambdaQueryWrapper<${ClassName}> lqw = Wrappers.lambdaQuery();
#foreach($column in $columns)
#if($column.query)
#set($queryType=$column.queryType)
#set($javaField=$column.javaField)
#set($javaType=$column.javaType)
#set($columnName=$column.columnName)
#set($AttrName=$column.javaField.substring(0,1).toUpperCase() + ${column.javaField.substring(1)})
#set($mpMethod=$column.queryType.toLowerCase())
#if($queryType != 'BETWEEN')
#if($javaType == 'String')
#set($condition='StrUtil.isNotBlank(bo.get'+$AttrName+'())')
#else
#set($condition='bo.get'+$AttrName+'() != null')
#end
        lqw.$mpMethod($condition, ${ClassName}::get$AttrName, bo.get$AttrName());
#else
        Map<String, Object> params = bo.getParams();
        if (params.get("begin$AttrName") != null && params.get("end$AttrName") != null) {
            lqw.between(${ClassName}::get$AttrName ,params.get("begin$AttrName"), params.get("end$AttrName"));
        }
#end
#end
#end
        return entity2Vo(this.list(lqw));
    }
 
    /**
    * 实体类转化成视图对象
    *
    * @param collection 实体类集合
    * @return
    */
    private List<${ClassName}Vo> entity2Vo(Collection<${ClassName}> collection) {
        List<${ClassName}Vo> voList = collection.stream()
                .map(any -> BeanUtil.toBean(any, ${ClassName}Vo.class))
                .collect(Collectors.toList());
        if (collection instanceof Page) {
            Page<${ClassName}> page = (Page<${ClassName}>)collection;
            Page<${ClassName}Vo> pageVo = new Page<>();
            BeanUtil.copyProperties(page,pageVo);
            pageVo.addAll(voList);
            voList = pageVo;
        }
        return voList;
    }
 
    @Override
    public Boolean insertByAddBo(${ClassName}AddBo bo) {
        ${ClassName} add = BeanUtil.toBean(bo, ${ClassName}.class);
        validEntityBeforeSave(add);
        return this.save(add);
    }
 
    @Override
    public Boolean updateByEditBo(${ClassName}EditBo bo) {
        ${ClassName} update = BeanUtil.toBean(bo, ${ClassName}.class);
        validEntityBeforeSave(update);
        return this.updateById(update);
    }
 
    /**
     * 保存前的数据校验
     *
     * @param entity 实体类数据
     */
    private void validEntityBeforeSave(${ClassName} entity){
        //TODO 做一些数据校验,如唯一约束
    }
 
    @Override
    public Boolean deleteWithValidByIds(Collection<Long> ids, Boolean isValid) {
        if(isValid){
            //TODO 做一些业务上的校验,判断是否需要校验
        }
        return this.removeByIds(ids);
    }
}