Merge pull request #347 from famousj/develop

Add support for public/private profiles in the example app
0xPolygonID · Nov 17, 2023 · c2b903b · c2b903b
2 parents 79e6da3 + 475a7d7
commit c2b903b
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Showing 19 changed files with 265 additions and 72 deletions.
diff --git a/example/README.md b/example/README.md
@@ -17,7 +17,7 @@ Demonstrates how to use the polygonid_flutter_sdk plugin.
 2. Run `flutter pub get` from example directory.
 3. Run `build_runner` to generate `.g.dart` files:
 ```bash
-flutter pub run build_runner build --delete-conflicting-outputs
+dart run build_runner build --delete-conflicting-outputs
 ```
 4. After the previous steps, build and run the project.
 

diff --git a/example/lib/src/presentation/dependency_injection/dependencies_provider.dart b/example/lib/src/presentation/dependency_injection/dependencies_provider.dart
@@ -38,8 +38,10 @@ Future<void> init() async {
 
 void registerEnv() {
   Map<String, dynamic> polygonMumbai = jsonDecode(Env.polygonMumbai);
-  List<EnvEntity> env = [
-    EnvEntity(
+  Map<String, dynamic> polygonMainnet = jsonDecode(Env.polygonMainnet);
+
+  Map<String, EnvEntity> env = {
+    "mumbai": EnvEntity(
       blockchain: polygonMumbai['blockchain'],
       network: polygonMumbai['network'],
       web3Url: polygonMumbai['web3Url'],
@@ -49,13 +51,23 @@ void registerEnv() {
       pushUrl: polygonMumbai['pushUrl'],
       ipfsUrl: polygonMumbai['ipfsUrl'],
     ),
-  ];
-  getIt.registerSingleton<List<EnvEntity>>(env);
+    "mainnet": EnvEntity(
+      blockchain: polygonMainnet['blockchain'],
+      network: polygonMainnet['network'],
+      web3Url: polygonMainnet['web3Url'],
+      web3RdpUrl: polygonMainnet['web3RdpUrl'],
+      web3ApiKey: polygonMainnet['web3ApiKey'],
+      idStateContract: polygonMainnet['idStateContract'],
+      pushUrl: polygonMainnet['pushUrl'],
+      ipfsUrl: polygonMainnet['ipfsUrl'],
+    )
+  };
+  getIt.registerSingleton<Map<String, EnvEntity>>(env);
 }
 
 ///
 Future<void> registerProviders() async {
-  await PolygonIdSdk.init(env: getIt<List<EnvEntity>>()[0]);
+  await PolygonIdSdk.init(env: getIt<Map<String, EnvEntity>>()["mumbai"]);
   getIt.registerLazySingleton<PolygonIdSdk>(() => PolygonIdSdk.I);
 }
 

diff --git a/example/lib/src/presentation/ui/auth/auth_bloc.dart b/example/lib/src/presentation/ui/auth/auth_bloc.dart
@@ -1,18 +1,36 @@
+import 'dart:typed_data';
+
 import 'package:bloc/bloc.dart';
+import 'dart:math';
+import 'package:polygonid_flutter_sdk/common/domain/domain_constants.dart';
+import 'package:polygonid_flutter_sdk/common/domain/domain_logger.dart';
 import 'package:polygonid_flutter_sdk/common/domain/entities/env_entity.dart';
 import 'package:polygonid_flutter_sdk/iden3comm/domain/entities/common/iden3_message_entity.dart';
 import 'package:polygonid_flutter_sdk/sdk/polygon_id_sdk.dart';
 import 'package:polygonid_flutter_sdk_example/src/data/secure_storage.dart';
+import 'package:polygonid_flutter_sdk_example/src/presentation/dependency_injection/dependencies_provider.dart';
 import 'package:polygonid_flutter_sdk_example/src/presentation/ui/auth/auth_event.dart';
 import 'package:polygonid_flutter_sdk_example/src/presentation/ui/auth/auth_state.dart';
+import 'package:polygonid_flutter_sdk_example/src/presentation/ui/common/widgets/profile_radio_button.dart';
+import 'package:polygonid_flutter_sdk_example/utils/nonce_utils.dart';
 import 'package:polygonid_flutter_sdk_example/utils/secure_storage_keys.dart';
 
 class AuthBloc extends Bloc<AuthEvent, AuthState> {
   final PolygonIdSdk _polygonIdSdk;
 
+  static const SelectedProfile _defaultProfile = SelectedProfile.public;
+  SelectedProfile selectedProfile = _defaultProfile;
+
   AuthBloc(this._polygonIdSdk) : super(const AuthState.initial()) {
     on<ClickScanQrCodeEvent>(_handleClickScanQrCode);
     on<ScanQrCodeResponse>(_handleScanQrCodeResponse);
+    on<ProfileSelectedEvent>(_handleProfileSelected);
+  }
+
+  void _handleProfileSelected(
+      ProfileSelectedEvent event, Emitter<AuthState> emit) {
+    selectedProfile = event.profile;
+    emit(AuthState.profileSelected(event.profile));
   }
 
   ///
@@ -73,10 +91,15 @@ class AuthBloc extends Bloc<AuthEvent, AuthState> {
         network: envEntity.network);
 
     try {
+      final BigInt nonce = selectedProfile == SelectedProfile.public
+          ? GENESIS_PROFILE_NONCE
+          : await NonceUtils(getIt()).getPrivateProfileNonce(
+              did: did, privateKey: privateKey, from: iden3message.from);
       await _polygonIdSdk.iden3comm.authenticate(
         message: iden3message,
         genesisDid: did,
         privateKey: privateKey,
+        profileNonce: nonce,
       );
 
       emit(const AuthState.authenticated());

diff --git a/example/lib/src/presentation/ui/auth/auth_event.dart b/example/lib/src/presentation/ui/auth/auth_event.dart
@@ -1,9 +1,12 @@
 import 'package:freezed_annotation/freezed_annotation.dart';
+import 'package:polygonid_flutter_sdk_example/src/presentation/ui/common/widgets/profile_radio_button.dart';
 
 part 'auth_event.freezed.dart';
 
 @freezed
 class AuthEvent with _$AuthEvent {
+  const factory AuthEvent.profileSelected(SelectedProfile profile) =
+      ProfileSelectedEvent;
   const factory AuthEvent.clickScanQrCode() = ClickScanQrCodeEvent;
   const factory AuthEvent.onScanQrCodeResponse(String? response) =
       ScanQrCodeResponse;

diff --git a/example/lib/src/presentation/ui/auth/auth_state.dart b/example/lib/src/presentation/ui/auth/auth_state.dart
@@ -1,5 +1,6 @@
 import 'package:freezed_annotation/freezed_annotation.dart';
 import 'package:polygonid_flutter_sdk/iden3comm/domain/entities/common/iden3_message_entity.dart';
+import 'package:polygonid_flutter_sdk_example/src/presentation/ui/common/widgets/profile_radio_button.dart';
 
 part 'auth_state.freezed.dart';
 
@@ -9,6 +10,9 @@ class AuthState with _$AuthState {
 
   const factory AuthState.loading() = LoadingAuthState;
 
+  const factory AuthState.profileSelected(SelectedProfile profile) =
+      ProfileSelectedAuthState;
+
   const factory AuthState.navigateToQrCodeScanner() =
       NavigateToQrCodeScannerAuthState;
 

diff --git a/example/lib/src/presentation/ui/auth/widgets/auth.dart b/example/lib/src/presentation/ui/auth/widgets/auth.dart
@@ -6,6 +6,7 @@ import 'package:polygonid_flutter_sdk_example/src/presentation/ui/auth/auth_bloc
 import 'package:polygonid_flutter_sdk_example/src/presentation/ui/auth/auth_event.dart';
 import 'package:polygonid_flutter_sdk_example/src/presentation/ui/auth/auth_state.dart';
 import 'package:polygonid_flutter_sdk_example/src/presentation/ui/common/widgets/button_next_action.dart';
+import 'package:polygonid_flutter_sdk_example/src/presentation/ui/common/widgets/profile_radio_button.dart';
 import 'package:polygonid_flutter_sdk_example/utils/custom_button_style.dart';
 import 'package:polygonid_flutter_sdk_example/utils/custom_colors.dart';
 import 'package:polygonid_flutter_sdk_example/utils/custom_strings.dart';
@@ -49,23 +50,22 @@ class _AuthScreenState extends State<AuthScreen> {
         child: Column(
           crossAxisAlignment: CrossAxisAlignment.center,
           children: [
-            Expanded(
-              child: SingleChildScrollView(
-                child: Column(
-                  children: [
-                    const SizedBox(height: 50),
-                    _buildDescription(),
-                    const SizedBox(height: 24),
-                    _buildProgress(),
-                    const SizedBox(height: 24),
-                    _buildAuthenticationSuccessSection(),
-                    const SizedBox(height: 24),
-                    _buildErrorSection(),
-                    const SizedBox(height: 48),
-                  ],
-                ),
+            SingleChildScrollView(
+              child: Column(
+                children: [
+                  const SizedBox(height: 50),
+                  _buildDescription(),
+                  const SizedBox(height: 24),
+                  _buildProgress(),
+                  const SizedBox(height: 24),
+                  _buildAuthenticationSuccessSection(),
+                  const SizedBox(height: 24),
+                  _buildErrorSection(),
+                  const SizedBox(height: 48),
+                ],
               ),
             ),
+            Expanded(child: _buildRadioButtons()),
             Padding(
               padding: const EdgeInsets.only(bottom: 16),
               child: Stack(
@@ -221,4 +221,17 @@ class _AuthScreenState extends State<AuthScreen> {
       },
     );
   }
+
+  ///
+  Widget _buildRadioButtons() {
+    void _selectProfile(SelectedProfile profile) {
+      widget._bloc.add(AuthEvent.profileSelected(profile));
+    }
+
+    return BlocBuilder(
+        bloc: widget._bloc,
+        builder: (BuildContext context, AuthState state) {
+          return ProfileRadio(widget._bloc.selectedProfile, _selectProfile);
+        });
+  }
 }
diff --git a/example/lib/src/presentation/ui/claims/claims_bloc.dart b/example/lib/src/presentation/ui/claims/claims_bloc.dart
@@ -1,6 +1,8 @@
 import 'dart:async';
 
 import 'package:flutter_bloc/flutter_bloc.dart';
+import 'package:polygonid_flutter_sdk/common/domain/domain_constants.dart';
+import 'package:polygonid_flutter_sdk/common/domain/domain_logger.dart';
 import 'package:polygonid_flutter_sdk/common/domain/entities/env_entity.dart';
 import 'package:polygonid_flutter_sdk/common/domain/entities/filter_entity.dart';
 import 'package:polygonid_flutter_sdk/credential/domain/entities/claim_entity.dart';
@@ -14,6 +16,7 @@ import 'package:polygonid_flutter_sdk_example/src/presentation/ui/claims/claims_
 import 'package:polygonid_flutter_sdk_example/src/presentation/ui/claims/mappers/claim_model_mapper.dart';
 import 'package:polygonid_flutter_sdk_example/src/presentation/ui/claims/models/claim_model.dart';
 import 'package:polygonid_flutter_sdk_example/utils/custom_strings.dart';
+import 'package:polygonid_flutter_sdk_example/utils/nonce_utils.dart';
 import 'package:polygonid_flutter_sdk_example/utils/secure_storage_keys.dart';
 
 class ClaimsBloc extends Bloc<ClaimsEvent, ClaimsState> {
@@ -58,17 +61,23 @@ class ClaimsBloc extends Bloc<ClaimsEvent, ClaimsState> {
     emit(const ClaimsState.loading());
 
     Iden3MessageEntity iden3message = event.iden3message;
-
     if (event.iden3message.messageType != Iden3MessageType.credentialOffer) {
       emit(const ClaimsState.error("Read message is not of type offer"));
       return;
     }
 
+    BigInt nonce = await NonceUtils(_polygonIdSdk).lookupNonce(
+            did: didIdentifier,
+            privateKey: privateKey,
+            from: iden3message.from) ??
+        GENESIS_PROFILE_NONCE;
+
     try {
       List<ClaimEntity> claimList =
           await _polygonIdSdk.iden3comm.fetchAndSaveClaims(
         message: event.iden3message as OfferIden3MessageEntity,
         genesisDid: didIdentifier,
+        profileNonce: nonce,
         privateKey: privateKey,
       );
 

diff --git a/example/lib/src/presentation/ui/common/widgets/profile_radio_button.dart b/example/lib/src/presentation/ui/common/widgets/profile_radio_button.dart
@@ -0,0 +1,41 @@
+import 'package:flutter/material.dart';
+import 'package:polygonid_flutter_sdk_example/utils/custom_colors.dart';
+import 'package:polygonid_flutter_sdk_example/utils/custom_strings.dart';
+
+enum SelectedProfile { public, private }
+
+typedef ProfileCallback = void Function(SelectedProfile);
+
+class ProfileRadio extends StatelessWidget {
+  const ProfileRadio(SelectedProfile profile, ProfileCallback profileCallback,
+      {Key? key})
+      : _profile = profile,
+        _profileCallback = profileCallback,
+        super(key: key);
+
+  final ProfileCallback _profileCallback;
+  final SelectedProfile? _profile;
+
+  @override
+  Widget build(BuildContext context) {
+    return Column(
+      children: <Widget>[
+        _makeRadioListTile(
+            CustomStrings.authPublicProfile, SelectedProfile.public),
+        _makeRadioListTile(
+            CustomStrings.authPrivateProfile, SelectedProfile.private),
+      ],
+    );
+  }
+
+  Widget _makeRadioListTile(String text, SelectedProfile value) {
+    return RadioListTile(
+        title: Text(text),
+        value: value,
+        groupValue: _profile,
+        activeColor: CustomColors.primaryButton,
+        onChanged: (SelectedProfile? value) {
+          _profileCallback(value!);
+        });
+  }
+}
diff --git a/example/lib/src/presentation/ui/home/home_bloc.dart b/example/lib/src/presentation/ui/home/home_bloc.dart
@@ -10,6 +10,7 @@ import 'package:polygonid_flutter_sdk_example/src/presentation/ui/home/home_even
 import 'package:polygonid_flutter_sdk_example/src/presentation/ui/home/home_state.dart';
 import 'package:polygonid_flutter_sdk_example/utils/custom_strings.dart';
 import 'package:polygonid_flutter_sdk_example/utils/secure_storage_keys.dart';
+import 'package:polygonid_flutter_sdk/common/domain/domain_logger.dart';
 
 class HomeBloc extends Bloc<HomeEvent, HomeState> {
   final PolygonIdSdk _polygonIdSdk;
@@ -50,7 +51,7 @@ class HomeBloc extends Bloc<HomeEvent, HomeState> {
     try {
       PrivateIdentityEntity identity =
           await _polygonIdSdk.identity.addIdentity();
-      print("identity: ${identity.privateKey}");
+      logger().i("identity: ${identity.privateKey}");
       await SecureStorage.write(
           key: SecureStorageKeys.privateKey, value: identity.privateKey);
       emit(HomeState.loaded(identifier: identity.did));

diff --git a/example/lib/utils/custom_strings.dart b/example/lib/utils/custom_strings.dart
@@ -17,6 +17,8 @@ class CustomStrings {
       "You need to create an identity first";
 
   // AUTH
+  static const String authPrivateProfile = "Private Profile";
+  static const String authPublicProfile = "Public Profile";
   static const String authButtonCTA = "Connect";
   static const String authDescription =
       "Authenticate through verifier provider by scanning QR Code.\nIf you are already authenticated, you can skip this step";
@@ -45,7 +47,7 @@ class CustomStrings {
 
   // ERROR
   static const String genericError = "A generic error occurred, try again";
-  static const String iden3messageGenericError = "Error in the readed message";
+  static const String iden3messageGenericError = "Error in the read message";
 
   // SIGN MESSAGE FEATURE CARD
   static const String signMessageMethod = "identity.sign()";