✨ The expected VC type is now configurable in the identity extension

Author: agmangas

connector/iam/src/main/java/eu/datacellar/iam/VCIdentityExtension.java

@@ -47,8 +47,13 @@ public class VCIdentityExtension implements ServiceExtension {
     @Setting
     private static final String UNIVERSAL_RESOLVER_URL = "eu.datacellar.uniresolver.url";
 
+    @Setting
+    private static final String VC_TYPE = "eu.datacellar.vc.type";
+
     private static final String DEV_UNIRESOLVER_URL = "https://dev.uniresolver.io/1.0/identifiers";
 
+    private static final String DEFAULT_VC_TYPE = "DataCellarCredential";
+
     @Inject
     private TypeManager typeManager;
 
@@ -98,6 +103,7 @@ public void initialize(ServiceExtensionContext context) {
         }
 
         String uniresolverUrl = context.getSetting(UNIVERSAL_RESOLVER_URL, DEV_UNIRESOLVER_URL);
+        String vcType = context.getSetting(VC_TYPE, DEFAULT_VC_TYPE);
 
         var participantId = context.getParticipantId();
         var monitor = context.getMonitor();
@@ -113,7 +119,8 @@ public void initialize(ServiceExtensionContext context) {
                             participantId,
                             identityServices,
                             didTrustAnchor,
-                            uniresolverUrl));
+                            uniresolverUrl,
+                            vcType));
         } catch (IOException | InterruptedException e) {
             context.getMonitor().severe("Failed to initialize WaltIDIdentityServices", e);
             System.exit(1);

connector/iam/src/main/java/eu/datacellar/iam/VCIdentityService.java

@@ -25,7 +25,7 @@
 public class VCIdentityService implements IdentityService {
     // This is the type of Verifiable Credential that the connector will search for
     // in the wallet and then present to the counter-party.
-    private static final String PRESENTED_VC_TYPE = "DataCellarCredential";
+    private final String presentedVcType;
 
     private final Monitor monitor;
     private final TypeManager typeManager;
@@ -45,15 +45,17 @@ public class VCIdentityService implements IdentityService {
      *                         providers.
      * @param didTrustAnchor   The trust anchor for decentralized identifiers.
      * @param uniresolverUrl   The URL of the uniresolver service.
+     * @param presentedVcType  The type of Verifiable Credential to present.
      */
     public VCIdentityService(Monitor monitor, TypeManager typeManager, String clientId,
-            WaltIDIdentityServices identityServices, String didTrustAnchor, String uniresolverUrl) {
+            WaltIDIdentityServices identityServices, String didTrustAnchor, String uniresolverUrl, String presentedVcType) {
         this.monitor = monitor;
         this.typeManager = typeManager;
         this.clientId = clientId;
         this.identityServices = identityServices;
         this.didTrustAnchor = didTrustAnchor;
         this.keyResolver = new KeyResolver(uniresolverUrl, monitor);
+        this.presentedVcType = presentedVcType;
     }
 
     @Override
@@ -63,7 +65,7 @@ public Result<TokenRepresentation> obtainClientCredentials(TokenParameters param
         monitor.info(
                 String.format("obtainClientCredentials: (audience=%s)", audience));
 
-        PresentationDefinition presentationDefinition = new PresentationDefinition(PRESENTED_VC_TYPE);
+        PresentationDefinition presentationDefinition = new PresentationDefinition(presentedVcType);
         MatchCredentialsResponse matchCredentialsResponse;
 
         try {