/// <inheritdoc />
public virtual async Task <List <Credential> > ListCredentialsForProofRequestAsync(IAgentContext agentContext,
ProofRequest proofRequest, string attributeReferent)
{
using (var search =
await AnonCreds.ProverSearchCredentialsForProofRequestAsync(agentContext.Wallet, proofRequest.ToJson()))
{
var searchResult = await search.NextAsync(attributeReferent, 100);
return(JsonConvert.DeserializeObject <List <Credential> >(searchResult));
}
}
/// <inheritdoc />
public virtual async Task <List <Credential> > ListCredentialsForProofRequestAsync(IAgentContext agentContext,
ProofRequest proofRequest, string attributeReferent)
{
using (var search =
await AnonCreds.ProverSearchCredentialsForProofRequestAsync(agentContext.Wallet, proofRequest.ToJson()))
{
var searchResult = await search.NextAsync(attributeReferent, 100);
var result = JsonConvert.DeserializeObject <List <Credential> >(searchResult);
if (proofRequest.NonRevoked != null)
{
return(result.Where(x => x.CredentialInfo.RevocationRegistryId != null).ToList());
}
return(result);
}
}
public async Task TestProverSearchCredentialsForProofRequestWorksForNotFound()
{
var proofRequest = "{" +
" \"nonce\":\"123432421212\"," +
" \"name\":\"proof_req_1\"," +
" \"version\":\"0.1\"," +
" \"requested_attributes\":{" +
" \"attr1_referent\":{\"name\":\"not_found_attr\"}" +
" }," +
" \"requested_predicates\":{}" +
" }";
var credentialsSearch = await AnonCreds.ProverSearchCredentialsForProofRequestAsync(wallet, proofRequest);
var credentialsForAttribute1 = await credentialsSearch.NextAsync("attr1_referent", 100);
var jsonArray = JArray.Parse(credentialsForAttribute1);
Assert.AreEqual(0, jsonArray.Count);
//TODO: Shouldn't there be an explicit close of the credential search here?
}
public async Task testProverSearchCredentialsForProofRequestWorksForRevealedAttributeAndExtraQuery()
{
var proofRequest = "{" +
" \"nonce\":\"123432421212\"," +
" \"name\":\"proof_req_1\"," +
" \"version\":\"0.1\"," +
" \"requested_attributes\":{" +
" \"attr1_referent\":{\"name\":\"name\"}" +
" }," +
" \"requested_predicates\":{}" +
" }";
var extraQuery = "{\"attr1_referent\": { \"attr::name::value\": \"Alex\"}}";
var credentialsSearch = await AnonCreds.ProverSearchCredentialsForProofRequestAsync(wallet, proofRequest, extraQuery);
var credentialsForAttribute1 = await credentialsSearch.NextAsync("attr1_referent", 100);
var jsonArray = JArray.Parse(credentialsForAttribute1);
Assert.AreEqual(1, jsonArray.Count);
//TODO: Shouldn't there be an explicit close of the credential search here?
}
/*
* Proofs the holder of the open wallet is a doctor by using the first
* credential that meets the docotr proof requirements.
*/
public static async Task <string> createDoctorProof(
Wallet wallet,
string masterKey = "doctor-certificate")
{
string proofReqJson = getProofRequest();
proofReqJson = proofReqJson.Replace(" ", string.Empty);
proofReqJson = proofReqJson.Replace(Environment.NewLine, string.Empty);
try
{
var credList =
await AnonCreds.ProverSearchCredentialsForProofRequestAsync(
wallet, proofReqJson);
string attr1Cred = await getCredentialforRequest(
credList, "attr1_referent");
string attr2Cred = await getCredentialforRequest(
credList, "attr2_referent");
string predicate1Cred = await getCredentialforRequest(
credList, "predicate1_referent");
string requestedCreds = proverDoctorRequestCreds(
getReferentFromCredential(attr1Cred),
getReferentFromCredential(attr2Cred),
getReferentFromCredential(predicate1Cred));
EmergencyDoctorCredentialModel model =
EmergencyDoctorCredentialModel.importFromJsonFile();
// IOFacilitator io = new IOFacilitator();
// DoctorCredDefInfoModel model = JsonConvert.DeserializeObject
// <DoctorCredDefInfoModel>(File.ReadAllText(
// io.getDoctorCredDefConfigPathAbs()));
string schemas = "{";
schemas += "\"" + model.schema_id + "\":" + model.schema_json;
schemas += "}";
string credDefs = "{";
credDefs += "\"" + model.cred_def_id + "\":" + model.cred_def_json;
credDefs += "}";
string res = await AnonCreds.ProverCreateProofAsync(
wallet,
proofReqJson,
requestedCreds,
masterKey,
schemas,
credDefs,
"{}"
);
return(res);
}
catch (InvalidOperationException e)
{
return(e.Message);
}
catch (Exception e)
{
return($"Error: {e.Message}");
}
}