package cn.exrick.xboot.core.config.security;

import cn.exrick.xboot.core.common.utils.ResultUtil;
import cn.hutool.extra.spring.SpringUtil;
import jodd.util.Base64;
import org.springframework.context.annotation.Configuration;
import org.springframework.security.authentication.BadCredentialsException;
import org.springframework.security.authentication.UsernamePasswordAuthenticationToken;
import org.springframework.security.authentication.dao.AbstractUserDetailsAuthenticationProvider;
import org.springframework.security.core.AuthenticationException;
import org.springframework.security.core.userdetails.UserDetails;
import org.springframework.security.core.userdetails.UserDetailsService;
import org.springframework.security.crypto.bcrypt.BCryptPasswordEncoder;
import org.springframework.stereotype.Component;

/**
 * @author xfei
 * @date 2023/4/28 14:13
 */
public class DaoAuthenticationProvider extends AbstractUserDetailsAuthenticationProvider {
    @Override
    protected void additionalAuthenticationChecks(UserDetails userDetails, UsernamePasswordAuthenticationToken authentication) throws AuthenticationException {
        if (authentication.getCredentials()==null){
            throw new BadCredentialsException("密码为空");
        }
        String password= authentication.getCredentials().toString();
        password = Base64.decodeToString(password);
        if (!new BCryptPasswordEncoder().matches(password, userDetails.getPassword())) {
            throw new BadCredentialsException("密码错误");
        }


        UsernamePasswordAuthenticationToken newAuthentication = new UsernamePasswordAuthenticationToken(authentication.getPrincipal(), password);
        newAuthentication.setDetails(authentication.getDetails());
    }

    @Override
    protected UserDetails retrieveUser(String s, UsernamePasswordAuthenticationToken usernamePasswordAuthenticationToken) throws AuthenticationException {
        UserDetails userDetails = SpringUtil.getBean(UserDetailsService.class).loadUserByUsername(s);


        return userDetails;
    }
}