package com.ruoyi.framework.wxopenidConfig;

import com.ruoyi.common.constant.Constants;
import com.ruoyi.common.core.redis.RedisCache;
import org.springframework.security.authentication.AuthenticationProvider;
import org.springframework.security.authentication.BadCredentialsException;
import org.springframework.security.core.Authentication;
import org.springframework.security.core.AuthenticationException;
import org.springframework.security.core.userdetails.UserDetails;
import org.springframework.security.core.userdetails.UserDetailsService;
import org.springframework.web.context.request.RequestContextHolder;
import org.springframework.web.context.request.ServletRequestAttributes;

import javax.servlet.http.HttpServletRequest;
import java.util.Map;

/**
 * 微信OpenID登陆鉴权 Provider，要求实现 AuthenticationProvider 接口
 *
 */

public class WxOpenIDAuthenticationProvider implements AuthenticationProvider {

    private UserDetailsService userDetailsService;



    @Override
    public Authentication authenticate(Authentication authentication) throws AuthenticationException {
        WxOpenIDAuthenticationToken authenticationToken = (WxOpenIDAuthenticationToken) authentication;

        String openid = (String) authenticationToken.getPrincipal();


        UserDetails userDetails = userDetailsService.loadUserByUsername(openid);

        // 此时鉴权成功后，应当重新 new 一个拥有鉴权的 authenticationResult 返回
        WxOpenIDAuthenticationToken authenticationResult = new WxOpenIDAuthenticationToken(userDetails, userDetails.getAuthorities());

        authenticationResult.setDetails(authenticationToken.getDetails());

        return authenticationResult;
    }



    @Override
    public boolean supports(Class<?> authentication) {
        // 判断 authentication 是不是 SmsCodeAuthenticationToken 的子类或子接口
        return WxOpenIDAuthenticationToken.class.isAssignableFrom(authentication);
    }

    public UserDetailsService getUserDetailsService() {
        return userDetailsService;
    }

    public void setUserDetailsService(UserDetailsService userDetailsService) {
        this.userDetailsService = userDetailsService;
    }
}