package com.sandu.common.security.token;

import cn.hutool.core.util.IdUtil;
import com.sandu.common.redis.RedisService;
import com.sandu.common.redis.UserModel;
import com.sandu.common.security.LoginUserInfo;
import lombok.AllArgsConstructor;
import org.springframework.boot.autoconfigure.condition.ConditionalOnProperty;
import org.springframework.stereotype.Component;

/**
 * @author chenjiantian
 * @date 2022/1/8 16:39
 */
@AllArgsConstructor
@Component
@ConditionalOnProperty(prefix = "sandu.jwt", name = "cache-online", havingValue = "true")
public class RedisTokenProvider implements TokenProvider {

    private final RedisService redisService;

    @Override
    public String createToken(LoginUserInfo loginUserInfo) {
        if (loginUserInfo.getUserId() == null) {
            throw new IllegalArgumentException("用户id不能为空");
        }
        String token = IdUtil.simpleUUID();
        loginUserInfo.setToken(token);
        loginUserInfo.setCreateTimestamp(System.currentTimeMillis());
        redisService.set(UserModel.USER_TOKEN.key(token), loginUserInfo, UserModel.USER_TOKEN.expireSeconds());
        redisService.set(UserModel.USER_INFO.key(loginUserInfo.getUserId().toString() + loginUserInfo.getAdministratorType()), loginUserInfo);
        return token;
    }

    @Override
    public LoginUserInfo validateToken(String token) {
        if (token == null) {
            return null;
        }
        LoginUserInfo loginUserInfo = (LoginUserInfo) redisService.get(UserModel.USER_TOKEN.key(token));
        if (loginUserInfo == null) {
            return null;
        }
        LoginUserInfo userInfo
                = (LoginUserInfo) redisService.get(UserModel.USER_INFO.key(loginUserInfo.getUserId().toString() + loginUserInfo.getAdministratorType().toString()));
        if (userInfo != null) {
            if (redisService.getExpire(token) < UserModel.USER_TOKEN.expireSeconds()) {
                redisService.expire(token, UserModel.USER_TOKEN.expireSeconds());
            }
        }
        return userInfo;
    }

}