source: Git/Sources/src/main/java/com/wediscussmovies/project/service/UserService.java

package com.wediscussmovies.project.service;

import com.wediscussmovies.project.model.User;
import org.springframework.security.core.userdetails.UserDetailsService;

import javax.servlet.http.HttpServletRequest;
import java.util.Optional;

public interface UserService extends UserDetailsService {
     User findByUsername(String username);
     User register(String email, String username, String password, String confirmPassword, String name, String surname);

    User findById(Integer id);
}