src/main/java/com/example/springtests/service/UserService.java - master - podkmax/spring-test

src/main/java/com/example/springtests/service/UserService.java

65 строк2 KB

Maksim.Podkorytov

sb test example

04 май 2026, 15:40

04 май 2026, 15:408288ba1

package com.example.springtests.service;

import com.example.springtests.common.UserNameNormalizer;
import com.example.springtests.common.UserNotFoundException;
import com.example.springtests.domain.User;
import com.example.springtests.dto.CreateUserRequest;
import com.example.springtests.dto.UpdateUserRequest;
import com.example.springtests.dto.UserResponse;
import com.example.springtests.mapper.UserMapper;
import com.example.springtests.repository.UserRepository;
import java.time.Instant;
import java.util.List;
import lombok.RequiredArgsConstructor;
import org.springframework.stereotype.Service;
import org.springframework.transaction.annotation.Transactional;

@Service
@RequiredArgsConstructor
public class UserService {

    private final UserRepository userRepository;
    private final UserMapper userMapper;
    private final UserNameNormalizer userNameNormalizer;

    @Transactional
    public UserResponse create(CreateUserRequest request) {
        Instant now = Instant.now();
        User user = User.builder()
                .name(userNameNormalizer.normalize(request.name()))
                .email(request.email())
                .createdAt(now)
                .updatedAt(now)
                .build();
        return userMapper.toResponse(userRepository.save(user));
    }

    @Transactional(readOnly = true)
    public UserResponse getById(Long id) {
        return userMapper.toResponse(findUserById(id));
    }

    @Transactional(readOnly = true)
    public List<UserResponse> getAll() {
        return userRepository.findAll().stream().map(userMapper::toResponse).toList();
    }

    @Transactional
    public UserResponse update(Long id, UpdateUserRequest request) {
        User user = findUserById(id);
        user.setName(userNameNormalizer.normalize(request.name()));
        user.setEmail(request.email());
        user.setUpdatedAt(Instant.now());
        return userMapper.toResponse(userRepository.save(user));
    }

    @Transactional
    public void delete(Long id) {
        User user = findUserById(id);
        userRepository.delete(user);
    }

    private User findUserById(Long id) {
        return userRepository.findById(id).orElseThrow(() -> new UserNotFoundException(id));
    }
}