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字典支持树上下结构

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阿沐 2024-06-03 15:06:12 +08:00
parent 5da1cc8c0e
commit 570dc63be3
1 changed files with 49 additions and 1 deletions
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50
maku-boot-system/src/main/java/net/maku/system/service/impl/SysDictTypeServiceImpl.java
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@ -1,5 +1,6 @@
package net.maku.system.service.impl;
import cn.hutool.core.util.ObjectUtil;
import cn.hutool.core.util.StrUtil;
import com.baomidou.mybatisplus.core.conditions.Wrapper;
import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
@ -49,10 +50,20 @@ public class SysDictTypeServiceImpl extends BaseServiceImpl<SysDictTypeDao, SysD
return new PageResult<>(SysDictTypeConvert.INSTANCE.convertList(page.getRecords()), page.getTotal());
}
@Override
public List<SysDictTypeVO> list(Long pid) {
LambdaQueryWrapper<SysDictTypeEntity> wrapper = new LambdaQueryWrapper<>();
wrapper.eq(pid != null, SysDictTypeEntity::getPid, pid);
List<SysDictTypeEntity> list = baseMapper.selectList(wrapper);
return SysDictTypeConvert.INSTANCE.convertList(list);
}
private Wrapper<SysDictTypeEntity> getWrapper(SysDictTypeQuery query) {
LambdaQueryWrapper<SysDictTypeEntity> wrapper = new LambdaQueryWrapper<>();
wrapper.like(StrUtil.isNotBlank(query.getDictType()), SysDictTypeEntity::getDictType, query.getDictType());
wrapper.like(StrUtil.isNotBlank(query.getDictName()), SysDictTypeEntity::getDictName, query.getDictName());
wrapper.isNull(SysDictTypeEntity::getPid);
wrapper.orderByAsc(SysDictTypeEntity::getSort);
return wrapper;
@ -63,6 +74,11 @@ public class SysDictTypeServiceImpl extends BaseServiceImpl<SysDictTypeDao, SysD
public void save(SysDictTypeVO vo) {
SysDictTypeEntity entity = SysDictTypeConvert.INSTANCE.convert(vo);
// 更新上级，有子节点
if (vo.getPid() != null) {
this.updateHasChild(vo.getPid(), 1);
}
baseMapper.insert(entity);
}
@ -71,7 +87,39 @@ public class SysDictTypeServiceImpl extends BaseServiceImpl<SysDictTypeDao, SysD
public void update(SysDictTypeVO vo) {
SysDictTypeEntity entity = SysDictTypeConvert.INSTANCE.convert(vo);
// 更新上级，有子节点
if (vo.getPid() != null) {
this.updateHasChild(vo.getPid(), 1);
}
// 获取原先的上级ID
Long oldPid = baseMapper.selectById(vo.getId()).getPid();
// 更新
updateById(entity);
// 上级已修改
if (!ObjectUtil.equals(oldPid, vo.getPid())) {
long count = baseMapper.selectCount(new LambdaQueryWrapper<SysDictTypeEntity>().eq(SysDictTypeEntity::getPid, oldPid));
if (count == 0) {
// 更新原先的上级，没有子节点
this.updateHasChild(oldPid, 0);
}
}
}
/**
* 更新上级，有子节点
*
* @param pid 上级ID
* @param hasChild 是否有子节点
*/
private void updateHasChild(Long pid, Integer hasChild) {
SysDictTypeEntity entity = new SysDictTypeEntity();
entity.setId(pid);
entity.setHasChild(hasChild);
baseMapper.updateById(entity);
}
@Override
@ -107,7 +155,7 @@ public class SysDictTypeServiceImpl extends BaseServiceImpl<SysDictTypeDao, SysD
for (SysDictDataEntity data : dataList) {
if (type.getId().equals(data.getDictTypeId())) {
dict.getDataList().add(new SysDictVO.DictData(data.getDictLabel(), data.getDictValue(), data.getLabelClass()));
dict.getDataList().add(new SysDictVO.DictData(data.getDictLabel(), data.getDictValue(), data.getLabelClass(), null));
}
}