feat: Add authorized process

TalaoDAO · Sep 6, 2023 · 1970caf · 1970caf
1 parent b61aa48
commit 1970caf
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Showing 8 changed files with 160 additions and 136 deletions.
diff --git a/lib/app/shared/constants/parameters.dart b/lib/app/shared/constants/parameters.dart
@@ -21,7 +21,8 @@ class Parameters {
     isWalletIntegrityEnabled: true,
   );
 
-  static const ebsiUniversalLink = 'https://app.altme.io/app/download/ebsi';
+  static const oidc4vcUniversalLink =
+      'https://app.altme.io/app/download/oidc4vc/';
 
   static const web3RpcMainnetUrl = 'https://mainnet.infura.io/v3/';
 

diff --git a/lib/app/shared/helper_functions/helper_functions.dart b/lib/app/shared/helper_functions/helper_functions.dart
@@ -569,10 +569,15 @@ Future<(String?, String)> getIssuerAndPreAuthorizedCode({
       );
       if (credentialOfferJson == null) throw Exception();
 
-      preAuthorizedCode = credentialOfferJson['grants']
-                  ['urn:ietf:params:oauth:grant-type:pre-authorized_code']
-              ['pre-authorized_code']
-          .toString();
+      final dynamic preAuthorizedCodeGrant = credentialOfferJson['grants']
+          ['urn:ietf:params:oauth:grant-type:pre-authorized_code'];
+
+      if (preAuthorizedCodeGrant != null &&
+          preAuthorizedCodeGrant is Map &&
+          preAuthorizedCodeGrant.containsKey('authorized_code')) {
+        preAuthorizedCode = preAuthorizedCodeGrant['authorized_code'] as String;
+      }
+
       issuer = credentialOfferJson['credential_issuer'].toString();
 
     case OIDC4VCType.GAIAX:

diff --git a/...redentials/oid4c4vc_pick/oid4c4vc_credential_pick/view/oid4c4vc_credential_pick_page.dart b/...redentials/oid4c4vc_pick/oid4c4vc_credential_pick/view/oid4c4vc_credential_pick_page.dart
@@ -76,8 +76,11 @@ class Oidc4vcCredentialPickView extends StatelessWidget {
                       : () {
                           if (state.isEmpty) return;
 
+                          final selectedCredentials =
+                              state.map((index) => credentials[index]).toList();
+
                           context.read<QRCodeScanCubit>().addCredentialsInLoop(
-                                credentials: credentials,
+                                credentials: selectedCredentials,
                                 userPin: userPin,
                               );
                         },

diff --git a/lib/dashboard/qr_code/qr_code_scan/cubit/qr_code_scan_cubit.dart b/lib/dashboard/qr_code/qr_code_scan/cubit/qr_code_scan_cubit.dart
@@ -497,6 +497,7 @@ class QRCodeScanCubit extends Cubit<QRCodeScanState> {
     required OIDC4VCType currentOIIDC4VCType,
     required QRCodeScanCubit qrCodeScanCubit,
   }) async {
+    emit(state.copyWith(uri: Uri.parse(scannedResponse)));
     switch (currentOIIDC4VCType) {
       case OIDC4VCType.DEFAULT:
       case OIDC4VCType.GREENCYPHER:

diff --git a/lib/oidc4vc/initiate_oidv4vc_credential_issuance.dart b/lib/oidc4vc/initiate_oidv4vc_credential_issuance.dart
@@ -80,8 +80,6 @@ Future<void> getAndAddCredential({
   required DioClient dioClient,
   required String? userPin,
 }) async {
-  final Uri uriFromScannedResponse = Uri.parse(scannedResponse);
-
   final (preAuthorizedCode, issuer) = await getIssuerAndPreAuthorizedCode(
     oidc4vcType: oidc4vcType,
     scannedResponse: scannedResponse,
@@ -102,7 +100,10 @@ Future<void> getAndAddCredential({
     didKitProvider: didKitProvider,
   );
 
-  if (preAuthorizedCode != null) {
+  final codeForAuthorisedFlow =
+      Uri.parse(scannedResponse).queryParameters['code'];
+
+  if (preAuthorizedCode != null || codeForAuthorisedFlow != null) {
     final (
       dynamic encodedCredentialOrFutureToken,
       String? deferredCredentialEndpoint,
@@ -113,10 +114,10 @@ Future<void> getAndAddCredential({
       credential: credential,
       did: did,
       kid: kid,
-      credentialRequestUri: uriFromScannedResponse,
       privateKey: privateKey,
       indexValue: oidc4vcType.indexValue,
       userPin: userPin,
+      code: codeForAuthorisedFlow,
     );
     final String credentialName = getCredentialData(credential);
     final acceptanceToken = encodedCredentialOrFutureToken['acceptance_token'];
@@ -177,10 +178,16 @@ Future<void> getAndAddCredential({
       );
     }
   } else {
+    final dynamic credentialOfferJson = await getCredentialOfferJson(
+      scannedResponse: scannedResponse,
+      dioClient: dioClient,
+    );
+
     final Uri ebsiAuthenticationUri =
         await oidc4vc.getAuthorizationUriForIssuer(
-      scannedResponse,
-      Parameters.ebsiUniversalLink,
+      credentialOfferJson: credentialOfferJson,
+      clientId: did,
+      redirectUrl: '${Parameters.oidc4vcUniversalLink}$scannedResponse',
     );
     await LaunchUrl.launchUri(ebsiAuthenticationUri);
   }

diff --git a/lib/splash/view/splash_page.dart b/lib/splash/view/splash_page.dart
@@ -90,6 +90,30 @@ class _SplashViewState extends State<SplashView> {
       return;
     }
 
+    if (uri.toString().startsWith(Parameters.oidc4vcUniversalLink)) {
+      final url = uri.toString().split(Parameters.oidc4vcUniversalLink)[1];
+
+      final List<String> parts = url.split('?');
+
+      final String modifiedUrl = '${parts[0]}?${parts.sublist(1).join('&')}';
+
+      final OIDC4VCType? currentOIIDC4VCTypeForIssuance =
+          getOIDC4VCTypeForIssuance(modifiedUrl);
+
+      if (currentOIIDC4VCTypeForIssuance != null) {
+        /// issuer side (oidc4VCI)
+
+        await context.read<QRCodeScanCubit>().startOIDC4VCCredentialIssuance(
+              scannedResponse: modifiedUrl,
+              currentOIIDC4VCType: currentOIIDC4VCTypeForIssuance,
+              qrCodeScanCubit: context.read<QRCodeScanCubit>(),
+            );
+        return;
+      }
+
+      return;
+    }
+
     if (uri.toString().startsWith('iden3comm://')) {
       /// if wallet has not been created then alert user
       final ssiKey =