package com.its.traf.webapp.security;

import com.its.traf.webapp.service.UserService;
import com.its.traf.webapp.vo.voUser;
import lombok.extern.slf4j.Slf4j;
import org.springframework.security.authentication.AuthenticationProvider;
import org.springframework.security.authentication.BadCredentialsException;
import org.springframework.security.authentication.UsernamePasswordAuthenticationToken;
import org.springframework.security.core.Authentication;
import org.springframework.security.core.AuthenticationException;
import org.springframework.stereotype.Component;

@Slf4j
@Component
public class UserAuthenticationProvider implements AuthenticationProvider {

    private final UserService userService;

    public UserAuthenticationProvider(UserService userService) {
        this.userService = userService;
    }

    @Override
    public Authentication authenticate(Authentication authentication) throws AuthenticationException {
        String id = authentication.getName();
        String password = (String) authentication.getCredentials();

        voUser user = this.userService.loadUserByUsername(id);
        //voUser user = new voUser();
        if (user == null) {
            throw new BadCredentialsException("Login Error !!");
        }

        //인증안하고 바로 접속
        //List<GrantedAuthority> roles = new ArrayList<GrantedAuthority>();
        //roles.add(new SimpleGrantedAuthority("ROLE_ADMIN"));
        //user.setAuthorities(roles);

        UsernamePasswordAuthenticationToken result = new UsernamePasswordAuthenticationToken(id, password, user.getAuthorities());
        result.setDetails(user);
        return result;
    }

    @Override
    public boolean supports(Class authentication) {
        return authentication.equals(UsernamePasswordAuthenticationToken.class);
    }
}