CustomUserDetailsService.java

package com.archiweb.security;

import com.archiweb.model.User;
import com.archiweb.repository.UserRepository;
import org.springframework.security.core.userdetails.UserDetails;
import org.springframework.security.core.userdetails.UserDetailsService;
import org.springframework.security.core.userdetails.UsernameNotFoundException;
import org.springframework.stereotype.Service;

@Service
public class CustomUserDetailsService implements UserDetailsService {

    private final UserRepository userRepository;

    public CustomUserDetailsService(UserRepository userRepository) {
        this.userRepository = userRepository;
    }

    /**
     * Chargement d'un utilisateur à partir de son email (identifiant principal).
     */
    @Override
    public UserDetails loadUserByUsername(String email) throws UsernameNotFoundException {
        User user = userRepository.findByEmail(email)
                .orElseThrow(() -> new UsernameNotFoundException("Utilisateur non trouvé : " + email));

        return org.springframework.security.core.userdetails.User.builder()
                .username(user.getEmail())
                .password(user.getPassword())
                .authorities(user.getRole().getName()) // ✅ garde le nom complet ROLE_ADMIN
                .build();
    }

}