package com.javaweb.platform.utils;



import com.javaweb.common.utils.IdGenerate;

import cn.hutool.cache.CacheUtil;
import cn.hutool.cache.impl.TimedCache;

public class UserAuthCacheUtils {
	

	private static long timeout = 1000* 60 *60 * 2;//2小时过期
	
	//用户缓存hash表
	public static TimedCache<String, Object> userCaches = CacheUtil.newTimedCache(timeout);
	
	//用户双向关联缓存 ，防止用户无限次登录  userCaches 中存储多份用户数据
	public static TimedCache<String, String> userCachesRel = CacheUtil.newTimedCache(timeout);
	

	/**
	 * 取消定时清理
	 */
	static{
		userCaches.cancelPruneSchedule();
		userCachesRel.cancelPruneSchedule();
	}
	

	/**
	 * @param key token
	 * @param object
	 * @param rel 用户主键
	 */
	public  static void setCahce(String key ,Object object,String rel){
		if(isExist(rel)){
			removeCahce(rel);
		}
		
		userCaches.put(key, object, timeout);
		userCachesRel.put(rel, key,timeout);
	}
	
	/**
	 * 获取用户
	 * @param key
	 * @return
	 */
	public static Object getCahce(String key){
		return userCaches.get(key,false);
	}
	
	/**
	 * 移除用户缓存
	 * @param key
	 * @param rel
	 */
	public static void removeCahce(String rel){
		String key = userCachesRel.get(rel,false);
		userCaches.remove(key);
		userCachesRel.remove(rel);
		
	}
	/**
	 * 强制移除
	 * @param key
	 * @param rel
	 */
	public static void removeCahce(String key , String rel){
		userCaches.remove(key);
		userCachesRel.remove(rel);
	} 
	
	/**
	 * 判断用户是否存在缓存中
	 * @param rel
	 * @return
	 */
	public static boolean isExist(String rel){
		String  key = userCachesRel.get(rel,false);
		if(key!=null){
			return true;					
		}
		return false;
	}
	
	public static void clear(){
		userCaches.clear();
		userCachesRel.clear();
	}

}