chore: return access token response (#2097)

Signed-off-by: Timo Glastra <[email protected]>

Author: TimoGlastra

packages/openid4vc/src/openid4vc-holder/OpenId4VcHolderApi.ts

@@ -134,7 +134,12 @@ export class OpenId4VcHolderApi {
       options
     )
 
-    return { accessToken: accessTokenResponse.access_token, cNonce: accessTokenResponse.c_nonce, dpop }
+    return {
+      accessToken: accessTokenResponse.access_token,
+      cNonce: accessTokenResponse.c_nonce,
+      dpop,
+      accessTokenResponse,
+    }
   }
 
   /**

packages/openid4vc/src/openid4vc-holder/OpenId4VciHolderService.ts

@@ -404,6 +404,11 @@ export class OpenId4VciHolderService {
     // Else: use 1
     const batchSize =
       requestBatch === true ? metadata.credentialIssuer.batch_credential_issuance?.batch_size ?? 1 : requestBatch || 1
+    if (typeof requestBatch === 'number' && requestBatch > 1 && !metadata.credentialIssuer.batch_credential_issuance) {
+      throw new CredoError(
+        `Credential issuer '${metadata.credentialIssuer.credential_issuer}' does not support batch credential issuance using the 'proofs' request property. Onlt 'proof' supported.`
+      )
+    }
 
     for (const [offeredCredentialId, offeredCredentialConfiguration] of credentialConfigurationsToRequest) {
       // Get all options for the credential request (such as which kid to use, the signature algorithm, etc)

packages/openid4vc/src/openid4vc-holder/OpenId4VciHolderServiceOptions.ts

@@ -1,5 +1,6 @@
 import type {
   OpenId4VcCredentialHolderBinding,
+  OpenId4VciAccessTokenResponse,
   OpenId4VciCredentialConfigurationsSupportedWithFormats,
 } from '../shared'
 import type { CredentialOfferObject, IssuerMetadataResult } from '@animo-id/oid4vci'
@@ -43,6 +44,8 @@ export type OpenId4VciRequestTokenResponse = {
   accessToken: string
   cNonce?: string
   dpop?: OpenId4VciDpopRequestOptions
+
+  accessTokenResponse: OpenId4VciAccessTokenResponse
 }
 
 // eslint-disable-next-line @typescript-eslint/no-explicit-any

packages/openid4vc/src/shared/models/index.ts

@@ -1,3 +1,4 @@
+import type { AccessTokenResponse } from '@animo-id/oauth2'
 import type {
   CredentialConfigurationSupported,
   CredentialConfigurationSupportedWithFormats,
@@ -29,6 +30,7 @@ export type OpenId4VciCredentialConfigurationsSupportedWithFormats = Record<
   OpenId4VciCredentialConfigurationSupportedWithFormats
 >
 
+export type OpenId4VciAccessTokenResponse = AccessTokenResponse
 export type OpenId4VciMetadata = IssuerMetadataResult
 
 export type OpenId4VciTxCode = CredentialOfferPreAuthorizedCodeGrantTxCode