public (long registrationId, bool isNew) HandleAccount(long accountId, Memory <byte> assetCommitment, SurjectionProof authenticationProof)
{
if (_dataAccessService.GetServiceProviderRegistrationId(accountId, authenticationProof.AssetCommitments[0], out long registrationId))
{
bool isAuthenticationProofValid = ConfidentialAssetsHelper.VerifySurjectionProof(authenticationProof, assetCommitment.Span);
if (!isAuthenticationProofValid)
{
throw new SpAuthenticationProofsFailedException();
}
return(registrationId, false);
}
else
{
long id = _dataAccessService.AddServiceProviderRegistration(accountId, authenticationProof.AssetCommitments[0]);
return(id, true);
}
}
private void ProcessOnboarding(OnboardingRequest packet)
{
_clientCryptoService.DecodeEcdhTuple(packet.EcdhTuple, packet.TransactionPublicKey, out byte[] blindingFactor, out byte[] assetId, out byte[] issuer, out byte[] payload);
string sessionKey = payload.ToHexString();
if (_dataAccessService.GetServiceProviderRegistrationId(_accountId, packet.AssetCommitment, out ulong registrationId))
{
_idenitiesHubContext.Clients.Group(sessionKey).SendAsync("PushUserAlreadyRegistered", new ServiceProviderRegistrationDto {
ServiceProviderRegistrationId = registrationId.ToString(CultureInfo.InvariantCulture), Commitment = packet.AssetCommitment.ToHexString()
});
}
else
{
AttributeType attributeType = _assetsService.GetAttributeType(assetId);
bool isEligibilityCorrect = CheckEligibilityProofs(packet.AssetCommitment, packet.EligibilityProof, issuer);
if (!isEligibilityCorrect)
{
_idenitiesHubContext.Clients.Group(sessionKey).SendAsync("PushSpAuthorizationFailed", new { Code = 2, Message = "Eligibility proofs were wrong" }).Wait();
return;
}
IEnumerable <SpIdenitityValidation> spIdenitityValidations = _dataAccessService.GetSpIdenitityValidations(_accountId);
if (!CheckSpIdentityValidations(packet.AssetCommitment, packet.AssociatedProofs, spIdenitityValidations, sessionKey))
{
return;
}
ulong id = _dataAccessService.AddServiceProviderRegistration(_accountId, packet.AssetCommitment);
_idenitiesHubContext.Clients.Group(_accountId.ToString(CultureInfo.InvariantCulture)).SendAsync("PushRegistration", new ServiceProviderRegistrationDto {
ServiceProviderRegistrationId = id.ToString(CultureInfo.InvariantCulture), Commitment = packet.AssetCommitment.ToHexString()
});
_idenitiesHubContext.Clients.Group(sessionKey).SendAsync("PushUserRegistration", new ServiceProviderRegistrationDto {
ServiceProviderRegistrationId = id.ToString(CultureInfo.InvariantCulture), Commitment = packet.AssetCommitment.ToHexString()
});
}
}