package com.kidgrow.zuul.service.impl;

import cn.hutool.core.util.StrUtil;
import com.kidgrow.authclient.util.AuthUtils;
import com.kidgrow.zuul.service.TokenService;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.security.oauth2.common.OAuth2AccessToken;
import org.springframework.security.oauth2.common.OAuth2RefreshToken;
import org.springframework.security.oauth2.provider.token.TokenStore;
import org.springframework.stereotype.Service;
import org.springframework.util.Assert;

import javax.servlet.http.HttpServletRequest;
@Service
public class TokenServiceImpl implements TokenService {

    @Autowired
    private TokenStore tokenStore;
    /**
     * 退出的接口
     * @param request
     */
    @Override
    public void logout(HttpServletRequest request) {
        Assert.notNull(tokenStore, "tokenStore must be set");
        String token = request.getParameter("token");
        if (StrUtil.isEmpty(token)) {
            token = AuthUtils.extractToken(request);
        }
        if(StrUtil.isNotEmpty(token)){
            OAuth2AccessToken existingAccessToken = tokenStore.readAccessToken(token);
            OAuth2RefreshToken refreshToken;
            if (existingAccessToken != null) {
                if (existingAccessToken.getRefreshToken() != null) {
                    refreshToken = existingAccessToken.getRefreshToken();
                    tokenStore.removeRefreshToken(refreshToken);
                }
                tokenStore.removeAccessToken(existingAccessToken);
            }
        }
    }
}