Have bloc handle changing the selected profile, move that state into …

…the bloc class.
0xPolygonID · Nov 17, 2023 · 475a7d7 · 475a7d7
1 parent 0ffbfd5
commit 475a7d7
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Showing 4 changed files with 36 additions and 18 deletions.
diff --git a/example/lib/src/presentation/ui/auth/auth_bloc.dart b/example/lib/src/presentation/ui/auth/auth_bloc.dart
@@ -17,13 +17,20 @@ import 'package:polygonid_flutter_sdk_example/utils/secure_storage_keys.dart';
 
 class AuthBloc extends Bloc<AuthEvent, AuthState> {
   final PolygonIdSdk _polygonIdSdk;
-  final NonceUtils _nonceUtils;
 
-  AuthBloc(this._polygonIdSdk)
-      : _nonceUtils = NonceUtils(getIt()),
-        super(const AuthState.initial()) {
+  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));
   }
 
   ///
@@ -61,7 +68,6 @@ class AuthBloc extends Bloc<AuthEvent, AuthState> {
       await _authenticate(
         iden3message: iden3message,
         privateKey: privateKey,
-        profile: event.profile,
         emit: emit,
       );
     } catch (error) {
@@ -73,7 +79,6 @@ class AuthBloc extends Bloc<AuthEvent, AuthState> {
   Future<void> _authenticate({
     required Iden3MessageEntity iden3message,
     required String privateKey,
-    required SelectedProfile profile,
     required Emitter<AuthState> emit,
   }) async {
     emit(const AuthState.loading());
@@ -86,9 +91,9 @@ class AuthBloc extends Bloc<AuthEvent, AuthState> {
         network: envEntity.network);
 
     try {
-      final BigInt nonce = profile == SelectedProfile.public
+      final BigInt nonce = selectedProfile == SelectedProfile.public
           ? GENESIS_PROFILE_NONCE
-          : await _nonceUtils.getPrivateProfileNonce(
+          : await NonceUtils(getIt()).getPrivateProfileNonce(
               did: did, privateKey: privateKey, from: iden3message.from);
       await _polygonIdSdk.iden3comm.authenticate(
         message: iden3message,

diff --git a/example/lib/src/presentation/ui/auth/auth_event.dart b/example/lib/src/presentation/ui/auth/auth_event.dart
@@ -5,7 +5,9 @@ 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, SelectedProfile profile) = ScanQrCodeResponse;
+  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
@@ -25,11 +25,6 @@ class AuthScreen extends StatefulWidget {
 }
 
 class _AuthScreenState extends State<AuthScreen> {
-  SelectedProfile _profile = SelectedProfile.public;
-  void _selectProfile(SelectedProfile profile) {
-    setState(() => _profile = profile);
-  }
-
   @override
   Widget build(BuildContext context) {
     return Scaffold(
@@ -70,7 +65,7 @@ class _AuthScreenState extends State<AuthScreen> {
                 ],
               ),
             ),
-            Expanded(child: ProfileRadio(_profile, _selectProfile)),
+            Expanded(child: _buildRadioButtons()),
             Padding(
               padding: const EdgeInsets.only(bottom: 16),
               child: Stack(
@@ -151,8 +146,7 @@ class _AuthScreenState extends State<AuthScreen> {
   Future<void> _handleNavigateToQrCodeScannerAuthState() async {
     String? qrCodeScanningResult =
         await Navigator.pushNamed(context, Routes.qrCodeScannerPath) as String?;
-    widget._bloc
-        .add(AuthEvent.onScanQrCodeResponse(qrCodeScanningResult, _profile));
+    widget._bloc.add(AuthEvent.onScanQrCodeResponse(qrCodeScanningResult));
   }
 
   ///
@@ -227,4 +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);
+        });
+  }
 }