package com.vci.ubcs.admin.security;

import org.springframework.security.authentication.ReactiveAuthenticationManager;
import org.springframework.security.authentication.UsernamePasswordAuthenticationToken;
import org.springframework.security.core.Authentication;
import org.springframework.security.core.userdetails.UserDetails;
import org.springframework.security.core.userdetails.UserDetailsService;
import reactor.core.publisher.Mono;

public class CustomAuthenticationManager implements ReactiveAuthenticationManager {

	private final UserDetailsService userDetailsService;

	public CustomAuthenticationManager(UserDetailsService userDetailsService) {
		this.userDetailsService = userDetailsService;
	}

	@Override
	public Mono<Authentication> authenticate(Authentication authentication) {
		String username = authentication.getName();
		String password = authentication.getCredentials().toString();

		UserDetails userDetails = userDetailsService.loadUserByUsername(username);

		if (userDetails.getPassword().equals(password)) {
			return Mono.just(new UsernamePasswordAuthenticationToken(userDetails, password, userDetails.getAuthorities()));
		} else {
			return Mono.empty();
		}
	}
}