Bugfix/generated namespaces

CHANGELOG.md

@@ -1,3 +1,9 @@
+## 2.1.11
+
+- Fixed an issue with `generatedNamespaces` during session proposal
+- Small enhancements in example wallet/dapp.
+- Minor changes and bug fixe
+
 ## 2.1.10
 
 - License change

README.md

@@ -29,15 +29,17 @@ ConnectResponse resp = await wcClient.connect(
   requiredNamespaces: {
     'eip155': RequiredNamespace(
       chains: ['eip155:1'], // Ethereum chain
-      methods: ['eth_signTransaction'], // Requestable Methods
-      events: ['eth_sendTransaction'], // Requestable Events
+      methods: ['personal_sign'], // Requestable Methods, see MethodsConstants for reference
+      events: ['chainChanged'], // Requestable Events, see EventsConstants for reference
     ),
-    'kadena': RequiredNamespace(
-      chains: ['kadena:mainnet01'], // Kadena chain
-      methods: ['kadena_quicksign_v1'], // Requestable Methods
-      events: ['kadena_transaction_updated'], // Requestable Events
+  },
+  optionalNamespaces: {
+    'eip155': RequiredNamespace(
+      chains: ['eip155:1', 'eip155:5'], // Any other optional Ethereum chain
+      methods: ['eth_signTransaction'], // Optional requestable Methods, see MethodsConstants for reference
+      events: ['accountsChanged'], // Optional requestable events, see EventsConstants for reference
     ),
-  }
+  },
 );
 Uri? uri = resp.uri;
 
@@ -50,7 +52,7 @@ final dynamic signResponse = await wcClient.request(
   chainId: 'eip155:1',
   request: SessionRequestParams(
     method: 'eth_signTransaction',
-    params: 'json serializable parameters',
+    params: '{json serializable parameters}',
   ),
 );
 // Unpack, or use the signResponse.
@@ -85,13 +87,13 @@ else {
 
 
 // You can also respond to events from the wallet, like session events
+wcClient.registerEventHandler(
+  chainId: 'eip155:1',
+  event: 'accountsChanged',
+);
 wcClient.onSessionEvent.subscribe((SessionEvent? session) {
   // Do something with the event
 });
-wcClient.registerEventHandler(
-  chainId: 'kadena',
-  event: 'kadena_transaction_updated',
-);
 ```
 
 ### Wallet Flow
@@ -112,7 +114,15 @@ late int id;
 wcClient.onSessionProposal.subscribe((SessionProposal? args) async {
   // Handle UI updates using the args.params
   // Keep track of the args.id for the approval response
-  id = args!.id;
+  if (args != null) {
+    id = args!.id;
+    // To check VerifyAPI validation in regards of the dApp is trying to connnect you can check verifyContext
+    // More info about VerifyAPI https://docs.walletconnect.com/web3wallet/verify
+    final isScamApp = args.verifyContext?.validation.scam;
+    final isInvalidApp = args.verifyContext?.validation.invalid;
+    final isValidApp = args.verifyContext?.validation.valid;
+    final unknown = args.verifyContext?.validation.unknown;
+  }
 });
 
 // Also setup the methods and chains that your wallet supports
@@ -212,16 +222,13 @@ final walletNamespaces = {
   'eip155': Namespace(
     accounts: ['eip155:1:abc'],
     methods: ['eth_signTransaction'],
-  ),
-  'kadena': Namespace(
-    accounts: ['kadena:mainnet01:abc'],
-    methods: ['kadena_sign_v1', 'kadena_quicksign_v1'],
-    events: ['kadena_transaction_updated'],
+    events: ['accountsChanged'],
   ),
 }
 await wcClient.approveSession(
   id: id,
   namespaces: walletNamespaces // This will have the accounts requested in params
+                               // If you registered correctly events emitters, methods handlers and accounts for your supported chains you can just us `args.params.generatedNamespaces!` value from SessionProposalEvent
 );
 // Or to reject...
 // Error codes and reasons can be found here: https://docs.walletconnect.com/2.0/specs/clients/sign/error-codes
@@ -246,7 +253,7 @@ await wcClient.respondAuthRequest(
 // Error codes and reasons can be found here: https://docs.walletconnect.com/2.0/specs/clients/sign/error-codes
 await wcClient.respondAuthRequest(
   id: args.id,
-  iss: 'did:pkh:eip155:1:0x06C6A22feB5f8CcEDA0db0D593e6F26A3611d5fa',
+  iss: 'did:pkh:eip155:1:ETH_ADDRESS',
   error: Errors.getSdkError(Errors.USER_REJECTED_AUTH),
 );
 

example/dapp/android/app/src/main/AndroidManifest.xml

@@ -23,6 +23,12 @@
                 <action android:name="android.intent.action.MAIN"/>
                 <category android:name="android.intent.category.LAUNCHER"/>
             </intent-filter>
+            <intent-filter>
+                <action android:name="android.intent.action.VIEW" />
+                <category android:name="android.intent.category.DEFAULT" />
+                <category android:name="android.intent.category.BROWSABLE" />
+                <data android:scheme="myflutterdapp" />
+            </intent-filter>
         </activity>
         <!-- Don't delete the meta-data below.
              This is used by the Flutter tool to generate GeneratedPluginRegistrant.java -->

example/dapp/ios/Runner/Info.plist

@@ -49,5 +49,22 @@
 	<true/>
 	<key>LSApplicationCategoryType</key>
 	<string></string>
+	<key>CFBundleURLTypes</key>
+	<array>
+		<dict>
+			<key>CFBundleTypeRole</key>
+			<string>Editor</string>
+			<key>CFBundleURLName</key>
+			<string>$(PRODUCT_BUNDLE_IDENTIFIER)</string>
+			<key>CFBundleURLSchemes</key>
+			<array>
+				<string>myflutterdapp</string>
+			</array>
+		</dict>
+	</array>
+	<key>LSApplicationQueriesSchemes</key>
+	<array>
+		<string>myflutterwallet</string>
+	</array>
 </dict>
 </plist>

example/dapp/lib/main.dart

@@ -69,6 +69,10 @@ class _MyHomePageState extends State<MyHomePage> {
         description: 'Flutter WalletConnect Dapp Example',
         url: 'https://walletconnect.com/',
         icons: ['https://walletconnect.com/walletconnect-logo.png'],
+        redirect: Redirect(
+          native: 'myflutterdapp://',
+          universal: 'https://walletconnect.com',
+        ),
       ),
     );
 
@@ -83,6 +87,8 @@ class _MyHomePageState extends State<MyHomePage> {
     // Register event handlers
     _web3App!.onSessionPing.subscribe(_onSessionPing);
     _web3App!.onSessionEvent.subscribe(_onSessionEvent);
+    _web3App!.core.relayClient.onRelayClientConnect.subscribe(_setState);
+    _web3App!.core.relayClient.onRelayClientDisconnect.subscribe(_setState);
 
     setState(() {
       _pageDatas = [
@@ -115,8 +121,12 @@ class _MyHomePageState extends State<MyHomePage> {
     // }
   }
 
+  void _setState(dynamic args) => setState(() {});
+
   @override
   void dispose() {
+    _web3App!.core.relayClient.onRelayClientConnect.unsubscribe(_setState);
+    _web3App!.core.relayClient.onRelayClientDisconnect.unsubscribe(_setState);
     _web3App!.onSessionPing.unsubscribe(_onSessionPing);
     _web3App!.onSessionEvent.unsubscribe(_onSessionEvent);
     super.dispose();
@@ -146,20 +156,18 @@ class _MyHomePageState extends State<MyHomePage> {
               right: StyleConstants.magic20,
               child: Row(
                 children: [
-                  // Disconnect buttons for testing
-                  _buildIconButton(
-                    Icons.discord,
-                    () {
-                      _web3App!.core.relayClient.disconnect();
-                    },
-                  ),
-                  const SizedBox(
-                    width: StyleConstants.magic20,
-                  ),
-                  _buildIconButton(
-                    Icons.connect_without_contact,
-                    () {
-                      _web3App!.core.relayClient.connect();
+                  Text(_web3App!.core.relayClient.isConnected
+                      ? 'Relay Connected'
+                      : 'Relay Disconnected'),
+                  Switch(
+                    value: _web3App!.core.relayClient.isConnected,
+                    onChanged: (value) {
+                      if (!value) {
+                        _web3App!.core.relayClient.disconnect();
+                      } else {
+                        _web3App!.core.relayClient.connect();
+                      }
+                      setState(() {});
                     },
                   ),
                 ],
@@ -252,23 +260,4 @@ class _MyHomePageState extends State<MyHomePage> {
       },
     );
   }
-
-  Widget _buildIconButton(IconData icon, void Function()? onPressed) {
-    return Container(
-      decoration: BoxDecoration(
-        color: StyleConstants.primaryColor,
-        borderRadius: BorderRadius.circular(
-          StyleConstants.linear48,
-        ),
-      ),
-      child: IconButton(
-        icon: Icon(
-          icon,
-          color: StyleConstants.titleTextColor,
-        ),
-        iconSize: StyleConstants.linear24,
-        onPressed: onPressed,
-      ),
-    );
-  }
 }