SysCodeUtil.java
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package com.pashanhoo.common.util.SysCode;
import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Component;
import java.util.ArrayList;
import java.util.List;
@Component
public class SysCodeUtil {
@Autowired
private SysCodeMapper sysCodeMapper;
/**
* 编号生成规则
* @param sysCodeVO
* @return
*/
public String getSequence(SysCodeVO sysCodeVO){
//1、查询数据是否存在
SysCodeDO sysCodeDO=queryInfoByCondition(sysCodeVO);
String taskvalue="";
if(sysCodeDO!=null){
String lastString=sysCodeDO.getTaskvalue().substring(sysCodeDO.getTaskvalue().length()-Integer.valueOf(sysCodeDO.getTaskchild()));
String firstString=sysCodeDO.getTaskvalue().substring(0,(sysCodeDO.getTaskvalue().length()-Integer.valueOf(sysCodeDO.getTaskchild())));
//2、如果存在在修改编号值
taskvalue=firstString+Integer.valueOf(lastString)+1;
sysCodeDO.setTaskvalue(taskvalue);
sysCodeMapper.updateById(sysCodeDO);
}else {
//3、不存在则新增
SysCodeDO sysCodeDO1=new SysCodeDO();
sysCodeDO1.setCtype(sysCodeVO.getCtype());
sysCodeDO1.setState("1");
sysCodeDO1.setTaskno(sysCodeVO.getTaskno());
sysCodeDO1.setTaskname(sysCodeVO.getTaskname());
taskvalue= getTaskValue(Integer.valueOf(sysCodeVO.getTaskchild()));
sysCodeDO1.setTaskvalue(sysCodeVO.getTaskno()+taskvalue);
sysCodeDO1.setTaskchild(sysCodeVO.getTaskchild()+"");
sysCodeMapper.insert(sysCodeDO1);
}
return taskvalue;
}
private SysCodeDO queryInfoByCondition(SysCodeVO sysCodeVO){
QueryWrapper<SysCodeDO> wrapper = new QueryWrapper<>();
wrapper.eq(sysCodeVO.getCtype()!=null && !"".equals(sysCodeVO.getCtype()),"CTYPE",sysCodeVO.getCtype());
wrapper.eq(sysCodeVO.getTaskno()!=null && !"".equals(sysCodeVO.getTaskno()),"TASKNO",sysCodeVO.getTaskno());
wrapper.eq("STATE","1");
wrapper.eq(sysCodeVO.getTaskchild()!=null && !"".equals(sysCodeVO.getTaskchild()),"TASKCHILD",sysCodeVO.getTaskchild());
SysCodeDO sysCodeDO=sysCodeMapper.selectOne(wrapper);
return sysCodeDO;
}
private String getTaskValue(int length){
List<String> list=new ArrayList<String>(length-1);
String num="";
for (int i = 0; i <list.size() ; i++) {
num+="0";
}
num=num+1;
return num;
}
}