fix attribute validation in conn- cred_ex- and pres_ex records

Signed-off-by: Roman Reinert <roman.reinert@gematik.de>

Author: rmnre

aries_cloudagent/connections/models/conn_record.py

@@ -677,11 +677,7 @@ class Meta:
         required=False,
         description="Routing state of connection",
         validate=validate.OneOf(
-            [
-                getattr(ConnRecord, m)
-                for m in vars(ConnRecord)
-                if m.startswith("ROUTING_STATE_")
-            ]
+            ConnRecord.get_attributes_by_prefix("ROUTING_STATE_", walk_mro=False)
         ),
         example=ConnRecord.ROUTING_STATE_ACTIVE,
     )
@@ -690,11 +686,7 @@ class Meta:
         description="Connection acceptance: manual or auto",
         example=ConnRecord.ACCEPT_AUTO,
         validate=validate.OneOf(
-            [
-                getattr(ConnRecord, a)
-                for a in vars(ConnRecord)
-                if a.startswith("ACCEPT_")
-            ]
+            ConnRecord.get_attributes_by_prefix("ACCEPT_", walk_mro=False)
         ),
     )
     error_msg = fields.Str(
@@ -707,11 +699,7 @@ class Meta:
         description="Invitation mode",
         example=ConnRecord.INVITATION_MODE_ONCE,
         validate=validate.OneOf(
-            [
-                getattr(ConnRecord, i)
-                for i in vars(ConnRecord)
-                if i.startswith("INVITATION_MODE_")
-            ]
+            ConnRecord.get_attributes_by_prefix("INVITATION_MODE_", walk_mro=False)
         ),
     )
     alias = fields.Str(

aries_cloudagent/protocols/issue_credential/v2_0/models/cred_ex_record.py

@@ -296,35 +296,23 @@ class Meta:
         description="Issue-credential exchange initiator: self or external",
         example=V20CredExRecord.INITIATOR_SELF,
         validate=validate.OneOf(
-            [
-                getattr(V20CredExRecord, m)
-                for m in vars(V20CredExRecord)
-                if m.startswith("INITIATOR_")
-            ]
+            V20CredExRecord.get_attributes_by_prefix("INITIATOR_", walk_mro=False)
         ),
     )
     role = fields.Str(
         required=False,
         description="Issue-credential exchange role: holder or issuer",
         example=V20CredExRecord.ROLE_ISSUER,
         validate=validate.OneOf(
-            [
-                getattr(V20CredExRecord, m)
-                for m in vars(V20CredExRecord)
-                if m.startswith("ROLE_")
-            ]
+            V20CredExRecord.get_attributes_by_prefix("ROLE_", walk_mro=False)
         ),
     )
     state = fields.Str(
         required=False,
         description="Issue-credential exchange state",
         example=V20CredExRecord.STATE_DONE,
         validate=validate.OneOf(
-            [
-                getattr(V20CredExRecord, m)
-                for m in vars(V20CredExRecord)
-                if m.startswith("STATE_")
-            ]
+            V20CredExRecord.get_attributes_by_prefix("STATE_", walk_mro=True)
         ),
     )
     cred_preview = fields.Nested(

aries_cloudagent/protocols/present_proof/v2_0/models/pres_exchange.py

@@ -244,34 +244,22 @@ class Meta:
         description="Present-proof exchange initiator: self or external",
         example=V20PresExRecord.INITIATOR_SELF,
         validate=validate.OneOf(
-            [
-                getattr(V20PresExRecord, m)
-                for m in vars(V20PresExRecord)
-                if m.startswith("INITIATOR_")
-            ]
+            V20PresExRecord.get_attributes_by_prefix("INITIATOR_", walk_mro=False)
         ),
     )
     role = fields.Str(
         required=False,
         description="Present-proof exchange role: prover or verifier",
         example=V20PresExRecord.ROLE_PROVER,
         validate=validate.OneOf(
-            [
-                getattr(V20PresExRecord, m)
-                for m in vars(V20PresExRecord)
-                if m.startswith("ROLE_")
-            ]
+            V20PresExRecord.get_attributes_by_prefix("ROLE_", walk_mro=False)
         ),
     )
     state = fields.Str(
         required=False,
         description="Present-proof exchange state",
         validate=validate.OneOf(
-            [
-                getattr(V20PresExRecord, m)
-                for m in vars(V20PresExRecord)
-                if m.startswith("STATE_")
-            ]
+            V20PresExRecord.get_attributes_by_prefix("STATE_", walk_mro=True)
         ),
     )
     pres_proposal = fields.Nested(