package cn.iocoder.yudao.module.research.dal.redis;

import cn.hutool.core.date.DatePattern;
import cn.hutool.core.date.DateUtil;
import jakarta.annotation.Resource;
import org.springframework.data.redis.core.StringRedisTemplate;
import org.springframework.stereotype.Repository;

import java.time.Duration;
import java.time.LocalDateTime;

/**
 * Research 编号 Redis DAO
 *
 * @author 超级管理员
 */
@Repository
public class ResearchNoRedisDAO {

    /**
     * 课题指南 {@link cn.iocoder.yudao.module.research.dal.dataobject.guideline.ResearchGuidelineDO}
     */
    public static final String GUIDELINE_NO_PREFIX = "GL";

    /**
     * 课题申报书 {@link cn.iocoder.yudao.module.research.dal.dataobject.application.ResearchApplicationDO}
     */
    public static final String APPLICATION_NO_PREFIX = "SB";

    /**
     * 立项编号（课题申报书审批通过后生成）
     */
    public static final String PROJECT_NO_PREFIX = "LX";

    @Resource
    private StringRedisTemplate stringRedisTemplate;

    public String generate(String prefix) {
        String noPrefix = prefix + DateUtil.format(LocalDateTime.now(), DatePattern.PURE_DATE_PATTERN);
        String key = RedisKeyConstants.NO + noPrefix;
        Long no = stringRedisTemplate.opsForValue().increment(key);
        stringRedisTemplate.expire(key, Duration.ofDays(1L));
        return noPrefix + String.format("%06d", no);
    }

}