Bug fix

CHANGELOG.md

@@ -1,3 +1,8 @@
+## 3.3.2
+
+- Fix a bug where reading stored chainId failed
+- Added retry to blockchain call when response is empty
+
 ## 3.3.1
 
 - Bug fixes and improvements

example/android/gradle.properties

@@ -1,5 +1,5 @@
 org.gradle.jvmargs=-Xmx1536M
 android.useAndroidX=true
 android.enableJetifier=true
-versionName=3.3.1
-versionCode=72
+versionName=3.3.2
+versionCode=73

example/ios/Runner.xcodeproj/project.pbxproj

@@ -470,7 +470,7 @@
 				CLANG_ENABLE_MODULES = YES;
 				CODE_SIGN_ENTITLEMENTS = Runner/Runner.entitlements;
 				CODE_SIGN_STYLE = Manual;
-				CURRENT_PROJECT_VERSION = 71;
+				CURRENT_PROJECT_VERSION = 72;
 				DEVELOPMENT_TEAM = "";
 				"DEVELOPMENT_TEAM[sdk=iphoneos*]" = W5R8AG9K22;
 				ENABLE_BITCODE = NO;
@@ -496,7 +496,7 @@
 			buildSettings = {
 				BUNDLE_LOADER = "$(TEST_HOST)";
 				CODE_SIGN_STYLE = Automatic;
-				CURRENT_PROJECT_VERSION = 71;
+				CURRENT_PROJECT_VERSION = 72;
 				GENERATE_INFOPLIST_FILE = YES;
 				MARKETING_VERSION = 1.0;
 				PRODUCT_BUNDLE_IDENTIFIER = com.web3modal.flutterExample.RunnerTests;
@@ -514,7 +514,7 @@
 			buildSettings = {
 				BUNDLE_LOADER = "$(TEST_HOST)";
 				CODE_SIGN_STYLE = Automatic;
-				CURRENT_PROJECT_VERSION = 71;
+				CURRENT_PROJECT_VERSION = 72;
 				GENERATE_INFOPLIST_FILE = YES;
 				MARKETING_VERSION = 1.0;
 				PRODUCT_BUNDLE_IDENTIFIER = com.web3modal.flutterExample.RunnerTests;
@@ -530,7 +530,7 @@
 			buildSettings = {
 				BUNDLE_LOADER = "$(TEST_HOST)";
 				CODE_SIGN_STYLE = Automatic;
-				CURRENT_PROJECT_VERSION = 71;
+				CURRENT_PROJECT_VERSION = 72;
 				GENERATE_INFOPLIST_FILE = YES;
 				MARKETING_VERSION = 1.0;
 				PRODUCT_BUNDLE_IDENTIFIER = com.web3modal.flutterExample.RunnerTests;
@@ -655,7 +655,7 @@
 				CLANG_ENABLE_MODULES = YES;
 				CODE_SIGN_ENTITLEMENTS = Runner/Runner.entitlements;
 				CODE_SIGN_STYLE = Manual;
-				CURRENT_PROJECT_VERSION = 71;
+				CURRENT_PROJECT_VERSION = 72;
 				DEVELOPMENT_TEAM = "";
 				"DEVELOPMENT_TEAM[sdk=iphoneos*]" = W5R8AG9K22;
 				ENABLE_BITCODE = NO;
@@ -686,7 +686,7 @@
 				CODE_SIGN_IDENTITY = "Apple Development";
 				"CODE_SIGN_IDENTITY[sdk=iphoneos*]" = "iPhone Distribution";
 				CODE_SIGN_STYLE = Manual;
-				CURRENT_PROJECT_VERSION = 71;
+				CURRENT_PROJECT_VERSION = 72;
 				DEVELOPMENT_TEAM = "";
 				"DEVELOPMENT_TEAM[sdk=iphoneos*]" = W5R8AG9K22;
 				ENABLE_BITCODE = NO;

example/ios/Runner/Info.plist

@@ -19,7 +19,7 @@
 	<key>CFBundlePackageType</key>
 	<string>APPL</string>
 	<key>CFBundleShortVersionString</key>
-	<string>3.3.1</string>
+	<string>3.3.2</string>
 	<key>CFBundleSignature</key>
 	<string>????</string>
 	<key>CFBundleURLTypes</key>
@@ -36,7 +36,7 @@
 		</dict>
 	</array>
 	<key>CFBundleVersion</key>
-	<string>71</string>
+	<string>72</string>
 	<key>ITSAppUsesNonExemptEncryption</key>
 	<false/>
 	<key>LSApplicationQueriesSchemes</key>

example/pubspec.lock

@@ -1163,7 +1163,7 @@ packages:
       path: ".."
       relative: true
     source: path
-    version: "3.3.1"
+    version: "3.3.2"
   web_socket_channel:
     dependency: transitive
     description:

example/pubspec.yaml

@@ -3,7 +3,7 @@ description: A dApp showing how to use WalletConnect v2 with Flutter
 
 publish_to: "none"
 
-version: 3.3.1
+version: 3.3.2
 
 environment:
   sdk: ">=3.0.1 <4.0.0"

lib/services/blockchain_service/blockchain_service.dart

@@ -55,6 +55,7 @@ class BlockChainService implements IBlockChainService {
     }
   }
 
+  int _retries = 1;
   @override
   Future<dynamic> getRpcRequest({
     required String method,
@@ -87,6 +88,7 @@ class BlockChainService implements IBlockChainService {
       }),
     );
     if (response.statusCode == 200 && response.body.isNotEmpty) {
+      _retries = 1;
       try {
         final result = _parseRpcResultAs<String>(response.body);
         final amount = EtherAmount.fromBigInt(EtherUnit.wei, hexToInt(result));
@@ -95,12 +97,16 @@ class BlockChainService implements IBlockChainService {
         rethrow;
       }
     } else {
-      final result = jsonDecode(response.body) as Map<String, dynamic>;
-      final reasons = result['reasons'] as List;
-      final reason = reasons.first as Map<String, dynamic>;
-      loggerService.instance.i(
-        '[$runtimeType] Failed to get request $method. ${reason['description']}',
-      );
+      if (response.body.isEmpty && _retries > 0) {
+        loggerService.instance.i('[$runtimeType] Empty body');
+        _retries -= 1;
+        await getRpcRequest(method: method, params: params, chain: chain);
+      } else {
+        loggerService.instance.i(
+          '[$runtimeType] Failed to get request $method. '
+          'Response: ${response.body}, Status code: ${response.statusCode}',
+        );
+      }
     }
   }
 

lib/services/w3m_service/w3m_service.dart

@@ -331,8 +331,8 @@ class W3MService with ChangeNotifier implements IW3MService {
   Future<void> _setSesionAndChainData(W3MSession w3mSession) async {
     try {
       await _storeSession(w3mSession);
-      final chainId = _currentSelectedChainId ?? w3mSession.chainId;
-      await _setLocalEthChain(chainId, logEvent: false);
+      _currentSelectedChainId = _currentSelectedChainId ?? w3mSession.chainId;
+      await _setLocalEthChain(_currentSelectedChainId!, logEvent: false);
     } catch (e, s) {
       _logger.e(
         '[$runtimeType] _setSesionAndChainData error $e',
@@ -370,7 +370,7 @@ class W3MService with ChangeNotifier implements IW3MService {
     if (_currentSession != null) {
       final chainId = _savedChainId(null);
       if (chainId != null && W3MChainPresets.chains.containsKey(chainId)) {
-        await selectChain(W3MChainPresets.chains[chainId]!, logEvent: false);
+        await _setLocalEthChain(chainId, logEvent: false);
       } else {
         _currentSelectedChainId = chainId;
       }
@@ -458,6 +458,7 @@ class W3MService with ChangeNotifier implements IW3MService {
   }
 
   Future<void> _setLocalEthChain(String chainId, {bool? logEvent}) async {
+    _currentSelectedChainId = chainId;
     final caip2Chain = 'eip155:$_currentSelectedChainId';
     _logger.i('[$runtimeType] set local chain $caip2Chain');
     _currentSelectedChainId = chainId;
@@ -1296,6 +1297,7 @@ class W3MService with ChangeNotifier implements IW3MService {
       _logger.i('[$runtimeType] requestSwitchToChain error $e');
       // if request errors due to user rejection then set the previous chain
       if (_isUserRejectedError(e)) {
+        // fallback to current chain if rejected by user
         await _setLocalEthChain(_currentSelectedChainId!);
         throw JsonRpcError(code: 5002, message: 'User rejected methods.');
       } else {

pubspec.yaml

@@ -1,6 +1,6 @@
 name: web3modal_flutter
 description: "WalletConnect Web3Modal: Simple, intuitive wallet login. With this drop-in UI SDK, enable any wallet's users to seamlessly log in to your app and enjoy a unified experience"
-version: 3.3.1
+version: 3.3.2
 repository: https://github.com/WalletConnect/Web3ModalFlutter
 
 environment: