package com.fdkankan.tools.service.impl;
import java.util.Date;

import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
import com.fdkankan.tools.entity.TbSceneNum;
import com.fdkankan.tools.generate.GenerateZfbCode;
import com.fdkankan.tools.mapper.ITbSceneNumMapper;
import com.fdkankan.tools.service.ITbSceneNumService;
import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.stereotype.Service;

import java.util.HashSet;
import java.util.List;

/**
 * <p>
 *  服务实现类
 * </p>
 *
 * @author 
 * @since 2023-04-19
 */
@Service
public class TbSceneNumServiceImpl extends ServiceImpl<ITbSceneNumMapper, TbSceneNum> implements ITbSceneNumService {

    public static final Logger log = LoggerFactory.getLogger("timeLogger");


    @Override
    public void  genDb1(Integer count) {
        Long noUsedCount = this.checkGen();
        if(noUsedCount >10000){
            log.info("task-genOld--未使用的场景码数大于1W，退出生成");
            return;
        }
        HashSet<String> strings = GenerateZfbCode.generateOldZfbCode(count);
        for (String code : strings) {
            List<TbSceneNum> dbCodes = this.getByCode(code);
            if(dbCodes.size() >0){
                continue;
            }
            TbSceneNum tbSceneNum = new TbSceneNum();
            tbSceneNum.setUsed(0);
            tbSceneNum.setCreateTime(new Date());
            tbSceneNum.setCode(code);
            this.save(tbSceneNum);
        }
        log.info("task-genOld--生成数量:{}",strings.size());
    }

    private Long checkGen() {
        LambdaQueryWrapper<TbSceneNum> wrapper = new LambdaQueryWrapper<>();
        wrapper.eq(TbSceneNum::getUsed,0);
        return this.count(wrapper);
    }

    private List<TbSceneNum> getByCode(String code) {
        LambdaQueryWrapper<TbSceneNum> wrapper = new LambdaQueryWrapper<>();
        wrapper.eq(TbSceneNum::getCode,code);
        return this.list(wrapper);
    }
}