public void ConvertsAttributeListToJsonSuccessfully()
{
AttributeValuesList list = new AttributeValuesList();
list.Add(new AttributeWithValue()
{
Name = "name_field",
CheckValue = "check_value_field",
Value = "value_field"
});
string json = list.ToJson();
string expectedJson = "{\"name_field\":[\"value_field\",\"check_value_field\"]}";
Assert.AreEqual(expectedJson, json, $"AttributeValuesList output is {json}");
}
public IssuerCredential CreateCredential(IssuerCredentialOffer claimOffer, ProverCredentialRequest request, AttributeValuesList attributeValues, string revcationId = null, IBlobStorageReader reader = null)
{
string claimOfferJson = claimOffer.ToJson();
string credentialRequestJson = request.ToJson();
string attributeValuesJson = attributeValues.ToJson();
//Logger.Info($"\n claimOfferJson = {claimOfferJson}");
//Logger.Info($"\n credentialRequestJson = {credentialRequestJson}");
//Logger.Info($"\n attributeValuesJson = {attributeValuesJson}");
IssuerCreateCredentialResult credentialResult = AnonCredsAsync.IssuerCreateCredentialAsync(_wallet, claimOfferJson, credentialRequestJson, attributeValuesJson, revcationId, reader).Result;
/* here's what comes back.
* {
* "schema_id":"id",
* "cred_def_id":"Eo4fDS7JFYidRmCTYpxM8D:3:CL:1:TAG",
* "rev_reg_id":null,
* "values":{
* "height":{
* "raw":"175",
* "encoded":"175"
* },
* "sex":{
* "raw":"male",
* "encoded":"5944657099558967239210949258394887428692050081607692519917050011144233115103"
* },
* "age":{
* "raw":"27",
* "encoded":"27"
* },
* "name":{
* "raw":"Alex",
* "encoded":"99262857098057710338306967609588410025648622308394250666849665532448612202874"
* }
* },
* "signature":{
* "p_credential":{
* "m_2":"94141249536823555791556958352454414068832959837090304741968641158986385926676",
* "a":"8323332288664252783427676821045457475612521784608814011541341923485587617725984777235181184890142629699108349760164383728212528853028501250918088262532060211844075264206669140313009693546189699251574685560213711517469903818703879074476239039078328620548517525898491838522877250431561078064751213053410590410101165438102222417530659061266835969167075535437902735033653056560765994534497100821935622244615239416863701177712259395727362404400435334042457516385116244472976813842575355024925419592558950377852585171254701784306916491778197264072325586166244416062710740654823911714771843967643357713104583763825844898603",
* "e":"259344723055062059907025491480697571938277889515152306249728583105665800713306759149981690559193987143012367913206299323899696942213235956742930060377963820203874793638160040955661",
* "v":"7116791841216643605806132922471918810530603205786140082127764783074742665808976581706290333160205346320350030185475272873444992655573813271903498274011266552422799355150146028910550269789156481465993272118732907571755105523497865615124405921516267663927425203942212450068377170838210496716497180444061091115871500878332700682503775305328976077032880441319647645266911962057541572276963031632084026970709990182627506528636976756150219524414872482370127261485905272143924636368905355144297418919251181316158735155809349770598838182048801142221550337446605104694255022037751989156123955485144312728746052576135240009582908593503850082616242661870092365307275549192424180347189490756108891521166863564342684115685835430770088452510084201376851238193804825429138278441268162228679560852216513635610718052218265015819730207633"
* },
* "r_credential":null
* },
* "signature_correctness_proof":{
* "se":"23517870644417168860936261855438589759353852590514979104397219907457258591177640505267679875002557681226621144357025639497346325770337643878487434876918481104566146211961273713122104201084305014358893221548189880301875133901670782733835206189071592927729376377681150774201104957206749648815536075161399954687422481722324731447954411973815350341650706632300090301180877699820357354765338496900150492757655845500340545065384336816379076413150453608294683709404586326701685229371750634388046970171288371882157492599450010625859267329399571040938050507851344981041236819163797087069796101746522362854436506022481968440685",
* "c":"8496172404567780250403063769714240044570433755835923246846940171384309456027"
* },
* "rev_reg":null,
* "witness":null
* }
*/
//Logger.Info($"\n ------- CreateCredential ----------- ");
//Logger.Info($"\n credentialJson = {credentialResult.CredentialJson}");
//Logger.Info($"\n ------------------------------------ ");
return(JsonConvert.DeserializeObject <IssuerCredential>(credentialResult.CredentialJson));
}
public void Demo()
{
// Initialization
// 1. Creating a new local pool ledger configuration that can be used later to connect pool nodes.
// 2. Open pool ledger and get the pool handle from libindy.
// 3. Creates a new identity wallet
// 4. Open identity wallet and get the wallet handle from libindy
// SEE Initialize() above
// 5. Generating and storing steward DID and Verkey
IDid stewardDid = IndyDotNet.Did.Factory.CreateMyDid(_pool, _wallet, new IdentitySeed()
{
Seed = "000000000000000000000000Steward1"
});
// 6. Generating and storing Trust Anchor DID and Verkey
IDid trustAnchor = IndyDotNet.Did.Factory.CreateMyDid(_pool, _wallet, null);
// 7. Build NYM request to add Trust Anchor to the ledger
INymLedger nymLedger = IndyDotNet.Ledger.Factory.CreateNymLedger();
BuildRequestResult nymRequest = nymLedger.BuildRequest(stewardDid, trustAnchor, trustAnchor.VerKey, "", NymRoles.TrustAnchor);
// 8. Sending the nym request to ledger
SignAndSubmitRequestResponse nymResult = nymLedger.SignAndSubmitRequest(_pool, _wallet, stewardDid, nymRequest);
// 9. build the schema definition request
SchemaDefinition schemaDefinition = new SchemaDefinition()
{
Name = "name",
Version = "1.1",
Id = "id"
};
schemaDefinition.AttributeNames.Add("age");
schemaDefinition.AttributeNames.Add("height");
schemaDefinition.AttributeNames.Add("sex");
schemaDefinition.AttributeNames.Add("name");
ISchemaLedger schemaLedger = IndyDotNet.Ledger.Factory.CreateSchemaLedger();
BuildSchemaResult buildSchema = schemaLedger.BuildSchemaRequest(stewardDid, schemaDefinition);
// 10. Sending the SCHEMA request to the ledger
SignAndSubmitRequestResponse signAndSubmitRequestResponse = schemaLedger.SignAndSubmitRequest(_pool, _wallet, stewardDid, buildSchema);
// 11. Creating and storing CLAIM DEFINITION using anoncreds as Trust Anchor, for the given Schema
IIssuerAnonCreds issuer = IndyDotNet.AnonCreds.Factory.GetIssuerAnonCreds(_wallet);
CredentialDefinitionSchema credentialschema = new CredentialDefinitionSchema()
{
SequenceNo = 1,
Id = "id",
Name = "name",
Version = "1.1",
Tag = "TAG"
};
credentialschema.AttributeNames.Add("age");
credentialschema.AttributeNames.Add("height");
credentialschema.AttributeNames.Add("sex");
credentialschema.AttributeNames.Add("name");
IssuerCredentialDefinition credentialDefinition = issuer.CreateStoreCredentialDef(trustAnchor, credentialschema);
// 12. Creating Prover wallet and opening it to get the handle
WalletConfig config = new WalletConfig()
{
Id = "ProverIssueCredentialDemoWalletId"
};
_proverWallet = IndyDotNet.Wallet.Factory.GetWallet(config, _credentials);
_proverWallet.Create();
_proverWallet.Open();
// 13. Prover is creating Master Secret
IProverAnonCreds prover = IndyDotNet.AnonCreds.Factory.GetProverAnonCreds(_proverWallet);
prover.CreateMasterSecret("master_secret");
// 14. Issuer(Trust Anchor) is creating a Claim Offer for Prover
IssuerCredentialOffer claimOffer = issuer.CreateCredentialOffer(credentialDefinition.Id);
// 15. Prover creates Claim Request
IDid proverDID = IndyDotNet.Did.Factory.CreateMyDid(_pool, _proverWallet, null);
(ProverCredentialRequest credentialRequest, ProverCredentialRequestMetadata credentialRequestMetadata) = prover.CreateCredentialRequest(proverDID, claimOffer, credentialDefinition, "master_secret");
Assert.AreEqual(credentialRequest.CredDefId, claimOffer.CredDefId);
Assert.AreEqual(credentialRequest.ProverDid, proverDID.Did);
// 16. Issuer(Trust Anchor) creates Claim for Claim Request
AttributeValuesList attributes = new AttributeValuesList();
attributes.Add(new AttributeWithValue()
{
Name = "age",
Value = "27",
CheckValue = "27"
});
attributes.Add(new AttributeWithValue()
{
Name = "height",
Value = "175",
CheckValue = "175"
});
attributes.Add(new AttributeWithValue()
{
Name = "name",
Value = "Alex",
CheckValue = "99262857098057710338306967609588410025648622308394250666849665532448612202874"
});
attributes.Add(new AttributeWithValue()
{
Name = "sex",
Value = "male",
CheckValue = "5944657099558967239210949258394887428692050081607692519917050011144233115103"
});
IssuerCredential issuerCredential = issuer.CreateCredential(claimOffer, credentialRequest, attributes);
// 17. Prover processes and stores Claim
string proverCredentialId = prover.SaveCredential(issuerCredential, credentialDefinition, credentialRequestMetadata);
Assert.IsTrue(string.IsNullOrEmpty(proverCredentialId), "SaveCredential did not return proverCredentialId");
// clean up
// Close and delete wallet
// Close pool
// Delete pool ledger config
// SEE Cleanup() above
}
