From 5a653297c4dd3d8973d588174a4aa2e313464283 Mon Sep 17 00:00:00 2001
From: Johannes Tuerk <johannes.tuerk@lissi.id>
Date: Thu, 12 Jun 2025 13:48:20 +0200
Subject: [PATCH] also use the id from the input descriptor to extract the
 docType

Signed-off-by: Johannes Tuerk <johannes.tuerk@lissi.id>
---
 .../PresentationExchange/Models/InputDescriptor.cs   | 12 ++++++++++--
 1 file changed, 10 insertions(+), 2 deletions(-)

diff --git a/src/WalletFramework.Oid4Vc/Oid4Vp/PresentationExchange/Models/InputDescriptor.cs b/src/WalletFramework.Oid4Vc/Oid4Vp/PresentationExchange/Models/InputDescriptor.cs
index b85bd6fd..cdff21e7 100644
--- a/src/WalletFramework.Oid4Vc/Oid4Vp/PresentationExchange/Models/InputDescriptor.cs
+++ b/src/WalletFramework.Oid4Vc/Oid4Vp/PresentationExchange/Models/InputDescriptor.cs
@@ -156,9 +156,17 @@ public static Option<OneOf<Vct, DocType>> GetRequestedCredentialType(this InputD
                 .Select<Field, OneOf<Vct, DocType>>(field =>
                 {
                     return DocType.ValidDoctype(field.Filter!.Const!).UnwrapOrThrow();
-                });
+                })
+                .ToList();
 
-            result = types?.ToList() ?? [];
+            if (types == null || !types.Any())
+            {
+                types = DocType.ValidDoctype(inputDescriptor.Id).Match(
+                    docType => [docType],
+                    _ => new List<OneOf<Vct, DocType>>());
+            }
+
+            result = types;
         }
 
         return result.Count != 0 ? result[0] : Option<OneOf<Vct, DocType>>.None;