feat: add initial IDV flow

lib/config/config.dart

@@ -1,7 +1,13 @@
 import 'package:didpay/features/pfis/pfi.dart';
 
 class Config {
-  static const List<Pfi> devPfis = [];
+  static List<Pfi> devPfis = [
+    Pfi(
+      id: '1',
+      name: 'DID PFI 1',
+      didUri: 'did:web:localhost%3A8892:ingress',
+    ),
+  ];
   static const pfisJsonUrl =
       'https://raw.githubusercontent.com/TBD54566975/pfi-providers-data/main/pfis.json';
 }

lib/features/pfis/pfi_verification_page.dart

@@ -1,3 +1,4 @@
+import 'package:didpay/services/service_providers.dart';
 import 'package:flutter_hooks/flutter_hooks.dart';
 import 'package:didpay/features/pfis/pfi.dart';
 import 'package:didpay/features/pfis/pfi_confirmation_page.dart';
@@ -13,9 +14,6 @@ class PfiVerificationPage extends HookConsumerWidget {
 
   @override
   Widget build(BuildContext context, WidgetRef ref) {
-    const proof =
-        'eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJzdWIiOiIxMjM0NTY3ODkwIiwibmFtZSI6IkpvaG4gRG9lIiwiaWF0IjoxNTE2MjM5MDIyfQ.SflKxwRJSMeKKF2QT4fwpMeJf36POk6yJV_adQssw5c';
-
     final controller = WebViewController()
       ..setBackgroundColor(Theme.of(context).colorScheme.background)
       ..setNavigationDelegate(
@@ -38,9 +36,9 @@ class PfiVerificationPage extends HookConsumerWidget {
 
     useEffect(() {
       Future.microtask(() async {
-        final result = await DidDht.resolve(pfi.didUri);
-        final widgetService = result.didDocument?.service
-            ?.firstWhere((e) => e.type == 'kyc-widget');
+        final result = await DidWeb.resolve(pfi.didUri);
+        final widgetService =
+            result.didDocument?.service?.firstWhere((e) => e.type == 'IDV');
         if (widgetService?.serviceEndpoint == null) {
           final snackBar = SnackBar(
             content: const Text('PFI does not support KYC widget'),
@@ -53,9 +51,11 @@ class PfiVerificationPage extends HookConsumerWidget {
           return;
         }
 
-        final fullPath =
-            '${widgetService?.serviceEndpoint}?proof=$proof&callback_uri=didpay://kyc';
+        final idvWidgetUrl = await ref
+            .read(idvServiceProvider)
+            .getWidgetUrl('http://${widgetService?.serviceEndpoint}');
 
+        final fullPath = '$idvWidgetUrl&callback_uri=didpay://kyc';
         controller.loadRequest(Uri.parse(fullPath));
       });
 

lib/features/pfis/pfis_notifier.dart

@@ -19,7 +19,7 @@ class PfisAsyncNotifier extends AsyncNotifier<List<Pfi>> {
 
   Future<void> reload() async {
     if (Config.devPfis.isNotEmpty) {
-      state = const AsyncData(Config.devPfis);
+      state = AsyncData(Config.devPfis);
       return;
     }
 

lib/services/idv_service.dart

@@ -0,0 +1,35 @@
+import 'dart:convert';
+
+import 'package:http/http.dart' as http;
+import 'package:web5_flutter/web5_flutter.dart';
+
+class IdvService {
+  Future<String> getWidgetUrl(String idvAuthRequestUrl) async {
+    final response = await http.get(Uri.parse(idvAuthRequestUrl));
+    if (response.statusCode != 200) {
+      throw Exception('Failed to load auth request');
+    }
+
+    // Parse the URI string so we can extract the query parameters
+    Uri fakeUri = Uri.parse('https://example.com/?${response.body}');
+    final request = fakeUri.queryParameters['request'];
+
+    if (request == null) {
+      throw Exception('Request not found');
+    }
+
+    final jwtParts = request.split('.');
+    final encodedClaims = jwtParts[1];
+
+    Map<String, dynamic> decoded = json.fromBase64Url(encodedClaims);
+    final responseUri = decoded['response_uri'];
+
+    final idvResponse = await http.post(Uri.parse(responseUri),
+        body: json.encode({
+          'id_token': '123',
+        }));
+
+    Map<String, dynamic> decodedIdvResponse = json.decode(idvResponse.body);
+    return decodedIdvResponse['url'];
+  }
+}

lib/services/service_providers.dart

@@ -1,3 +1,4 @@
+import 'package:didpay/services/idv_service.dart';
 import 'package:flutter_secure_storage/flutter_secure_storage.dart';
 import 'package:hooks_riverpod/hooks_riverpod.dart';
 import 'package:shared_preferences/shared_preferences.dart';
@@ -7,3 +8,5 @@ final secureStorageProvider =
 
 final sharedPreferencesProvider =
     Provider<SharedPreferences>((ref) => throw UnimplementedError());
+
+final idvServiceProvider = Provider((ref) => IdvService());

pubspec.lock

@@ -106,10 +106,10 @@ packages:
     dependency: "direct main"
     description:
       name: flutter_hooks
-      sha256: "09f64db63fee3b2ab8b9038a1346be7d8986977fae3fec601275bf32455ccfc0"
+      sha256: cde36b12f7188c85286fba9b38cc5a902e7279f36dd676967106c041dc9dde70
       url: "https://pub.dev"
     source: hosted
-    version: "0.20.4"
+    version: "0.20.5"
   flutter_lints:
     dependency: "direct dev"
     description:
@@ -127,10 +127,10 @@ packages:
     dependency: transitive
     description:
       name: flutter_riverpod
-      sha256: da9591d1f8d5881628ccd5c25c40e74fc3eef50ba45e40c3905a06e1712412d5
+      sha256: "4bce556b7ecbfea26109638d5237684538d4abc509d253e6c5c4c5733b360098"
       url: "https://pub.dev"
     source: hosted
-    version: "2.4.9"
+    version: "2.4.10"
   flutter_secure_storage:
     dependency: "direct main"
     description:
@@ -193,18 +193,18 @@ packages:
     dependency: "direct main"
     description:
       name: hooks_riverpod
-      sha256: c12a456e03ef9be65b0be66963596650ad7a3220e96c7e7b0a048562ea32d6ae
+      sha256: "758b07eba336e3cbacbd81dba481f2228a14102083fdde07045e8514e8054c49"
       url: "https://pub.dev"
     source: hosted
-    version: "2.4.9"
+    version: "2.4.10"
   http:
     dependency: "direct main"
     description:
       name: http
-      sha256: d4872660c46d929f6b8a9ef4e7a7eff7e49bbf0c4ec3f385ee32df5119175139
+      sha256: a2bbf9d017fcced29139daa8ed2bba4ece450ab222871df93ca9eec6f80c34ba
       url: "https://pub.dev"
     source: hosted
-    version: "1.1.2"
+    version: "1.2.0"
   http_parser:
     dependency: transitive
     description:
@@ -265,10 +265,10 @@ packages:
     dependency: "direct dev"
     description:
       name: mocktail
-      sha256: f603ebd85a576e5914870b02e5839fc5d0243b867bf710651cf239a28ebb365e
+      sha256: c4b5007d91ca4f67256e720cb1b6d704e79a510183a12fa551021f652577dce6
       url: "https://pub.dev"
     source: hosted
-    version: "1.0.2"
+    version: "1.0.3"
   path:
     dependency: transitive
     description:
@@ -281,10 +281,10 @@ packages:
     dependency: transitive
     description:
       name: path_provider
-      sha256: a1aa8aaa2542a6bc57e381f132af822420216c80d4781f7aa085ca3229208aaa
+      sha256: b27217933eeeba8ff24845c34003b003b2b22151de3c908d0e679e8fe1aa078b
       url: "https://pub.dev"
     source: hosted
-    version: "2.1.1"
+    version: "2.1.2"
   path_provider_android:
     dependency: transitive
     description:
@@ -297,10 +297,10 @@ packages:
     dependency: transitive
     description:
       name: path_provider_foundation
-      sha256: "19314d595120f82aca0ba62787d58dde2cc6b5df7d2f0daf72489e38d1b57f2d"
+      sha256: "5a7999be66e000916500be4f15a3633ebceb8302719b47b9cc49ce924125350f"
       url: "https://pub.dev"
     source: hosted
-    version: "2.3.1"
+    version: "2.3.2"
   path_provider_linux:
     dependency: transitive
     description:
@@ -313,10 +313,10 @@ packages:
     dependency: transitive
     description:
       name: path_provider_platform_interface
-      sha256: "94b1e0dd80970c1ce43d5d4e050a9918fce4f4a775e6142424c30a29a363265c"
+      sha256: "88f5779f72ba699763fa3a3b06aa4bf6de76c8e5de842cf6f29e2e06476c2334"
       url: "https://pub.dev"
     source: hosted
-    version: "2.1.1"
+    version: "2.1.2"
   path_provider_windows:
     dependency: transitive
     description:
@@ -345,18 +345,18 @@ packages:
     dependency: transitive
     description:
       name: pointycastle
-      sha256: "7c1e5f0d23c9016c5bbd8b1473d0d3fb3fc851b876046039509e18e0c7485f2c"
+      sha256: "43ac87de6e10afabc85c445745a7b799e04de84cebaa4fd7bf55a5e1e9604d29"
       url: "https://pub.dev"
     source: hosted
-    version: "3.7.3"
+    version: "3.7.4"
   riverpod:
     dependency: transitive
     description:
       name: riverpod
-      sha256: "942999ee48b899f8a46a860f1e13cee36f2f77609eb54c5b7a669bb20d550b11"
+      sha256: "548e2192eb7aeb826eb89387f814edb76594f3363e2c0bb99dd733d795ba3589"
       url: "https://pub.dev"
     source: hosted
-    version: "2.4.9"
+    version: "2.5.0"
   shared_preferences:
     dependency: "direct main"
     description:
@@ -503,7 +503,7 @@ packages:
     description:
       path: "packages/web5"
       ref: main
-      resolved-ref: d42e7f746111f2aa98350f59508793531664ddff
+      resolved-ref: "0e9de93e2b7398828b269a191d119e133dfeac39"
       url: "https://github.com/TBD54566975/web5-dart.git"
     source: git
     version: "0.1.0"
@@ -512,42 +512,42 @@ packages:
     description:
       path: "packages/web5_flutter"
       ref: main
-      resolved-ref: d42e7f746111f2aa98350f59508793531664ddff
+      resolved-ref: "0e9de93e2b7398828b269a191d119e133dfeac39"
       url: "https://github.com/TBD54566975/web5-dart.git"
     source: git
     version: "0.1.0"
   webview_flutter:
     dependency: "direct main"
     description:
       name: webview_flutter
-      sha256: "60e23976834e995c404c0b21d3b9db37ecd77d3303ef74f8b8d7a7b19947fc04"
+      sha256: d81b68e88cc353e546afb93fb38958e3717282c5ac6e5d3be4a4aef9fc3c1413
       url: "https://pub.dev"
     source: hosted
-    version: "4.4.3"
+    version: "4.5.0"
   webview_flutter_android:
     dependency: transitive
     description:
       name: webview_flutter_android
-      sha256: "161af93c2abaf94ef2192bffb53a3658b2d721a3bf99b69aa1e47814ee18cc96"
+      sha256: "3e5f4e9d818086b0d01a66fb1ff9cc72ab0cc58c71980e3d3661c5685ea0efb0"
       url: "https://pub.dev"
     source: hosted
-    version: "3.13.2"
+    version: "3.15.0"
   webview_flutter_platform_interface:
     dependency: transitive
     description:
       name: webview_flutter_platform_interface
-      sha256: dbe745ee459a16b6fec296f7565a8ef430d0d681001d8ae521898b9361854943
+      sha256: d937581d6e558908d7ae3dc1989c4f87b786891ab47bb9df7de548a151779d8d
       url: "https://pub.dev"
     source: hosted
-    version: "2.9.0"
+    version: "2.10.0"
   webview_flutter_wkwebview:
     dependency: transitive
     description:
       name: webview_flutter_wkwebview
-      sha256: "02d8f3ebbc842704b2b662377b3ee11c0f8f1bbaa8eab6398262f40049819160"
+      sha256: "4d062ad505390ecef1c4bfb6001cd857a51e00912cc9dfb66edb1886a9ebd80c"
       url: "https://pub.dev"
     source: hosted
-    version: "3.10.1"
+    version: "3.10.2"
   win32:
     dependency: transitive
     description: