Implementar la interface UserDetailsService

UserSecurityService

package com.platzi.pizza.service;

import com.platzi.pizza.persistence.entity.UserEntity;
import com.platzi.pizza.persistence.repository.UserRepository;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.security.core.userdetails.User;
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 UserSecurityService implements UserDetailsService {

    private final UserRepository userRepository;

    @Autowired
    public UserSecurityService(UserRepository userRepository) {
        this.userRepository = userRepository;
    }

    @Override
    public UserDetails loadUserByUsername(String username) throws UsernameNotFoundException {

        UserEntity userEntity = this.userRepository.findById(username)
                .orElseThrow(() -> new UsernameNotFoundException("User " + username + " not found."));

        return User.builder()
                .username(userEntity.getUsername())
                .password(userEntity.getPassword())
                .roles("ADMIN")
                .accountLocked(userEntity.isLocked())
                .disabled(userEntity.isDisabled())
                .build();
    }
}

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