public async Task <string> ProcessCredentialAsync(IAgentContext agentContext, CredentialIssueMessage credential, ConnectionRecord connection)
{
var credentialAttachment = credential.Credentials.FirstOrDefault(x => x.Id == "libindy-cred-0")
?? throw new ArgumentException("Credential attachment not found");
var credentialJson = credentialAttachment.Data.Base64.GetBytesFromBase64().GetUTF8String();
var credentialJobj = JObject.Parse(credentialJson);
var definitionId = credentialJobj["cred_def_id"].ToObject <string>();
var revRegId = credentialJobj["rev_reg_id"]?.ToObject <string>();
var credentialRecord = await this.GetByThreadIdAsync(agentContext, credential.GetThreadId());
if (credentialRecord.State != CredentialState.Requested)
{
throw new AgentFrameworkException(ErrorCode.RecordInInvalidState,
$"Credential state was invalid. Expected '{CredentialState.Requested}', found '{credentialRecord.State}'");
}
var credentialDefinition = await LedgerService.LookupDefinitionAsync(await agentContext.Pool, definitionId);
string revocationRegistryDefinitionJson = null;
if (!string.IsNullOrEmpty(revRegId))
{
// If credential supports revocation, lookup registry definition
var revocationRegistry =
await LedgerService.LookupRevocationRegistryDefinitionAsync(await agentContext.Pool, revRegId);
revocationRegistryDefinitionJson = revocationRegistry.ObjectJson;
}
var credentialId = await AnonCreds.ProverStoreCredentialAsync(
wallet : agentContext.Wallet,
credId : null,
credReqMetadataJson : credentialRecord.CredentialRequestMetadataJson,
credJson : credentialJson,
credDefJson : credentialDefinition.ObjectJson,
revRegDefJson : revocationRegistryDefinitionJson);
credentialRecord.CredentialId = credentialId;
credentialRecord.CredentialAttributesValues = null;
await credentialRecord.TriggerAsync(CredentialTrigger.Issue);
await RecordService.UpdateAsync(agentContext.Wallet, credentialRecord);
EventAggregator.Publish(new ServiceMessageProcessingEvent
{
RecordId = credentialRecord.Id,
MessageType = credential.Type,
ThreadId = credential.GetThreadId()
});
return(credentialRecord.Id);
}
