backend/src/main/java/com/blog/web/services/UserService.java


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package com.blog.web.services;

import com.blog.web.dto.RegistrationDto;
import com.blog.web.models.UserEntity;

import java.util.Optional;

public interface UserService {
    void saveUser(RegistrationDto registrationDto);

    Optional<UserEntity> findByEmail(String email);

    Optional<UserEntity> findByUsername(String username);

    Optional<UserEntity> getLoggedInUser();
}