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liusheng

2025-09-15 3d1344ca6f0613bf3726d2c40d35f3928f82a910

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package cn.lihu.jh.module.infra.service.demo.demo01;
 
import cn.lihu.jh.module.infra.controller.admin.demo.demo01.vo.Demo01ContactPageReqVO;
import cn.lihu.jh.module.infra.controller.admin.demo.demo01.vo.Demo01ContactSaveReqVO;
import org.springframework.stereotype.Service;
import javax.annotation.Resource;
import org.springframework.validation.annotation.Validated;
 
import cn.lihu.jh.module.infra.dal.dataobject.demo.demo01.Demo01ContactDO;
import cn.lihu.jh.framework.common.pojo.PageResult;
import cn.lihu.jh.framework.common.util.object.BeanUtils;
 
import cn.lihu.jh.module.infra.dal.mysql.demo.demo01.Demo01ContactMapper;
 
import static cn.lihu.jh.framework.common.exception.util.ServiceExceptionUtil.exception;
import static cn.lihu.jh.module.infra.enums.ErrorCodeConstants.*;
 
/**
 * 示例联系人 Service 实现类
 *
 * @author 芋道源码
 */
@Service
@Validated
public class Demo01ContactServiceImpl implements Demo01ContactService {
 
    @Resource
    private Demo01ContactMapper demo01ContactMapper;
 
    @Override
    public Long createDemo01Contact(Demo01ContactSaveReqVO createReqVO) {
        // 插入
        Demo01ContactDO demo01Contact = BeanUtils.toBean(createReqVO, Demo01ContactDO.class);
        demo01ContactMapper.insert(demo01Contact);
        // 返回
        return demo01Contact.getId();
    }
 
    @Override
    public void updateDemo01Contact(Demo01ContactSaveReqVO updateReqVO) {
        // 校验存在
        validateDemo01ContactExists(updateReqVO.getId());
        // 更新
        Demo01ContactDO updateObj = BeanUtils.toBean(updateReqVO, Demo01ContactDO.class);
        demo01ContactMapper.updateById(updateObj);
    }
 
    @Override
    public void deleteDemo01Contact(Long id) {
        // 校验存在
        validateDemo01ContactExists(id);
        // 删除
        demo01ContactMapper.deleteById(id);
    }
 
    private void validateDemo01ContactExists(Long id) {
        if (demo01ContactMapper.selectById(id) == null) {
            throw exception(DEMO01_CONTACT_NOT_EXISTS);
        }
    }
 
    @Override
    public Demo01ContactDO getDemo01Contact(Long id) {
        return demo01ContactMapper.selectById(id);
    }
 
    @Override
    public PageResult<Demo01ContactDO> getDemo01ContactPage(Demo01ContactPageReqVO pageReqVO) {
        return demo01ContactMapper.selectPage(pageReqVO);
    }
 
}