package com.common.core.utils;

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.data.redis.core.StringRedisTemplate;
import org.springframework.stereotype.Component;

import java.util.concurrent.TimeUnit;

@Component
public class DistributedLock {
    @Autowired
    private RedisTemplate redisTemplate;

    public boolean getLock(String lockId, long millisecond) {
        Boolean success = redisTemplate.opsForValue().setIfAbsent(lockId, "lock",
                millisecond, TimeUnit.MILLISECONDS);
        return success != null && success;
    }
    public boolean waitLock(String lockId, long millisecond) {
        do {
            if(this.getLock(lockId,millisecond)){
                return true;
            }else{
                try {
                    Thread.sleep(1000);
                } catch (InterruptedException e) {
                    Thread.currentThread().interrupt();
                }
            }
        }while(true);
    }
    public void releaseLock(String lockId) {
        redisTemplate.delete(lockId);
    }
}