public UserDto logIn(String email, String psw) {
User user = userRepo.findByEmailAndPassword(email, psw);
if (user == null) {
return null;
}
return new UserDto(user);
}
public UserDto singIn(String email, String psw) {
if (logIn(email, psw) == null) {
return new UserDto(userRepo.save(new User(email, psw)));
}
return null;
}