public async Task Register(User user, string password)
{ //check also email
var isExist = await _uow.UserRepository.IsUserExist(user.UserName);
if (isExist)
{
throw new AuthenticationException($"Username {user.UserName} is already taken");
}
var salt = _encrypter.GenerateRandomSalt();
user.PasswordHash = _encrypter.GetHash(password, salt);
user.PasswordSalt = salt;
await _uow.UserRepository.Add(user);
}
