package eu.ztsh.wymiana.service;

import eu.ztsh.wymiana.data.repository.UserRepository;
import eu.ztsh.wymiana.exception.UserAlreadyExistsException;
import eu.ztsh.wymiana.model.User;
import eu.ztsh.wymiana.util.UserMapper;
import eu.ztsh.wymiana.web.model.UserCreateRequest;
import jakarta.validation.Valid;
import lombok.RequiredArgsConstructor;
import org.springframework.stereotype.Service;

import java.util.Optional;

@RequiredArgsConstructor
@Service
public class UserService {

    private final UserRepository userRepository;

    public User create(@Valid UserCreateRequest request) {
        if (userRepository.findById(request.pesel()).isPresent()) {
            throw new UserAlreadyExistsException(request);
        }
        return UserMapper.entityToPojo(userRepository.save(UserMapper.requestToEntity(request)));
    }

    public Optional<User> get(String pesel) {
        return userRepository.findById(pesel).map(UserMapper::entityToPojo);
    }

}