package com.ruoyi.base.service.impl;

import cn.hutool.core.date.DateUtil;
import com.ruoyi.base.domain.SysIdsequence;
import com.ruoyi.base.mapper.SysIdsequenceMapper;
import com.ruoyi.base.service.SysIdsequenceService;
import com.ruoyi.base.utils.CommonUtils;
import com.ruoyi.common.utils.DateUtils;
import org.apache.commons.lang3.StringUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;

import java.util.Date;

/**
 * Created by IntelliJ IDEA.
 * User: andy.qu
 * Date: 2022/3/4
 */
@Service
public class SysIdsequenceServiceImpl implements SysIdsequenceService {

    @Autowired
    private SysIdsequenceMapper sysIdsequenceMapper;

    @Override
    public String generateId(String idName) {
        while (true) {
            SysIdsequence sysIdsequence = sysIdsequenceMapper.selectByIdname(idName);
            if (sysIdsequence == null) {
                return null;
            }

            String prefix;
            String dateStr = "";
            if(!StringUtils.isEmpty(sysIdsequence.getDateFormat()) && (sysIdsequence.getDateFormat().equals("YYYYMMDD") || sysIdsequence.getDateFormat().equals("YYMMDD"))){
                prefix = sysIdsequence.getPrefix() + DateUtils.parseDateToStr("yMMdd",new Date());
                dateStr = DateUtils.parseDateToStr("yMMdd",new Date());
            }else {
                prefix = sysIdsequence.getPrefix();
            }
            int index = 0;
            if(sysIdsequence.getDateFormat() == null || sysIdsequence.getDateFormat().equals("") || dateStr.equals(sysIdsequence.getDateMax())){
                index = sysIdsequence.getIdSequence() == null ? 0 : sysIdsequence.getIdSequence().intValue();
            }
            String resultNo = "";
            if(!StringUtils.isEmpty(prefix)){
                resultNo = prefix + CommonUtils.lpad((index+1)+"",sysIdsequence.getLength().intValue(),"0");
            }else {
                resultNo =  (index+1)+"";
            }

            boolean isOk = sysIdsequenceMapper.updateByVersion(idName,dateStr,sysIdsequence.getIdSequence().intValue(),index+1);
            if(isOk){
                return resultNo;
            }
        }
    }

    @Override
    public String getCurrent(String idName) {
        SysIdsequence sysIdsequence = sysIdsequenceMapper.selectByIdname(idName);
        String prefix;
        String dateStr = "";
        if(!StringUtils.isEmpty(sysIdsequence.getDateFormat()) && (sysIdsequence.getDateFormat().equals("YYYYMMDD") || sysIdsequence.getDateFormat().equals("YYMMDD"))){
            prefix = sysIdsequence.getPrefix() + DateUtil.format(new Date(),"yMMdd");
            dateStr = DateUtil.format(new Date(),"yMMdd");
        }else {
            prefix = sysIdsequence.getPrefix();
        }
        int index = 0;
        if(sysIdsequence.getDateFormat() == null || sysIdsequence.getDateFormat().equals("") || dateStr.equals(sysIdsequence.getDateMax())){
            index = sysIdsequence.getIdSequence() == null ? 0 : sysIdsequence.getIdSequence().intValue();
        }
        String resultNo = "";
        if(!StringUtils.isEmpty(prefix)){
            resultNo = prefix + CommonUtils.lpad((index+1)+"",sysIdsequence.getLength().intValue(),"0");
        }else {
            resultNo =  (index+1)+"";
        }
        return resultNo;
    }
}