package com.dl.demo.service.impl; import cn.hutool.core.bean.BeanUtil; import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper; import com.baomidou.mybatisplus.core.toolkit.Wrappers; import com.baomidou.mybatisplus.extension.plugins.pagination.Page; import com.dl.common.core.domain.PageQuery; import com.dl.common.core.page.TableDataInfo; import com.dl.common.utils.StringUtils; import com.dl.demo.domain.TestDemo; import com.dl.demo.domain.bo.TestDemoBo; import com.dl.demo.domain.vo.TestDemoVo; import com.dl.demo.mapper.TestDemoMapper; import com.dl.demo.service.ITestDemoService; import lombok.RequiredArgsConstructor; import org.springframework.stereotype.Service; import java.util.Collection; import java.util.List; import java.util.Map; /** * 测试单表Service业务层处理 * * @author Lion Li * @date 2021-07-26 */ @RequiredArgsConstructor @Service public class TestDemoServiceImpl implements ITestDemoService { private final TestDemoMapper baseMapper; @Override public TestDemoVo queryById(Long id) { return baseMapper.selectVoById(id); } @Override public TableDataInfo queryPageList(TestDemoBo bo, PageQuery pageQuery) { LambdaQueryWrapper lqw = buildQueryWrapper(bo); Page result = baseMapper.selectVoPage(pageQuery.build(), lqw); return TableDataInfo.build(result); } /** * 自定义分页查询 */ @Override public TableDataInfo customPageList(TestDemoBo bo, PageQuery pageQuery) { LambdaQueryWrapper lqw = buildQueryWrapper(bo); Page result = baseMapper.customPageList(pageQuery.build(), lqw); return TableDataInfo.build(result); } @Override public List queryList(TestDemoBo bo) { return baseMapper.selectVoList(buildQueryWrapper(bo)); } private LambdaQueryWrapper buildQueryWrapper(TestDemoBo bo) { Map params = bo.getParams(); LambdaQueryWrapper lqw = Wrappers.lambdaQuery(); lqw.like(StringUtils.isNotBlank(bo.getTestKey()), TestDemo::getTestKey, bo.getTestKey()); lqw.eq(StringUtils.isNotBlank(bo.getValue()), TestDemo::getValue, bo.getValue()); lqw.between(params.get("beginCreateTime") != null && params.get("endCreateTime") != null, TestDemo::getCreateTime, params.get("beginCreateTime"), params.get("endCreateTime")); return lqw; } @Override public Boolean insertByBo(TestDemoBo bo) { TestDemo add = BeanUtil.toBean(bo, TestDemo.class); validEntityBeforeSave(add); boolean flag = baseMapper.insert(add) > 0; if (flag) { bo.setId(add.getId()); } return flag; } @Override public Boolean updateByBo(TestDemoBo bo) { TestDemo update = BeanUtil.toBean(bo, TestDemo.class); validEntityBeforeSave(update); return baseMapper.updateById(update) > 0; } /** * 保存前的数据校验 * * @param entity 实体类数据 */ private void validEntityBeforeSave(TestDemo entity) { //TODO 做一些数据校验,如唯一约束 } @Override public Boolean deleteWithValidByIds(Collection ids, Boolean isValid) { if (isValid) { //TODO 做一些业务上的校验,判断是否需要校验 } return baseMapper.deleteBatchIds(ids) > 0; } @Override public Boolean saveBatch(List list) { return baseMapper.insertBatch(list); } }