fix: use jsonEncode before singing

Author: mcquenji

lib/src/domain/services/signature_service.dart

@@ -1,5 +1,7 @@
 library echidna_flutter;
 
+import 'dart:convert';
+
 import 'package:dio/dio.dart';
 import 'package:echidna_flutter/src/echidna.dart';
 import 'package:mcquenji_core/mcquenji_core.dart';
@@ -20,7 +22,7 @@ abstract class SignatureService extends Service implements Interceptor {
     RequestOptions options,
     RequestInterceptorHandler handler,
   ) {
-    options.headers['x-signature'] = sign(options.data.toString());
+    options.headers['x-signature'] = sign(jsonEncode(options.data));
     options.headers['client-id'] = EchidnaConfig.instance.clientId;
 
     handler.next(options);

lib/src/infra/services/hmac_signature_service.dart

@@ -24,7 +24,8 @@ class HmacSignatureService extends SignatureService {
       return false;
     }
 
-    final body = response.data.toString();
+    final body = jsonEncode(response.data);
+
     return signature == sign(body);
   }
 }

lib/src/presentation/guards/feature_guard.dart

@@ -22,13 +22,15 @@ class FeatureGuard extends RouteGuard {
   Future<bool> canActivate(String path, ModularRoute route) async {
     if (kDebugMode) return true;
 
-    final license = Modular.get<LicenseRepository>().state;
+    final license = Modular.get<LicenseRepository>();
 
-    if (!license.hasData) {
+    await license.ready;
+
+    if (!license.state.hasData) {
       return false;
     }
 
-    final unlockedFeatures = license.requireData.featureClaims.map((c) => c.feature.id);
+    final unlockedFeatures = license.state.requireData.featureClaims.map((c) => c.feature.id);
 
     if (!features.every(unlockedFeatures.contains)) {
       return false;

lib/src/presentation/repositories/license_repository.dart

@@ -35,7 +35,7 @@ class LicenseRepository extends Repository<AsyncValue<LicenseStatus>> {
       return;
     }
 
-    final userId = _userId.state.requireData.userId;
+    final userId = waitForData(_userId).userId;
 
     log('Getting license status for user $userId');