change Solana node (#1903)

* change Solana node

* Fix reaching limit for fetching transactions

cw_solana/lib/solana_client.dart

@@ -21,22 +21,23 @@ class SolanaWalletClient {
 
   bool connect(Node node) {
     try {
-      Uri? rpcUri;
-      String webSocketUrl;
-      bool isModifiedNodeUri = false;
+      Uri rpcUri = node.uri;
+      String webSocketUrl = 'wss://${node.uriRaw}';
 
       if (node.uriRaw == 'rpc.ankr.com') {
-        isModifiedNodeUri = true;
         String ankrApiKey = secrets.ankrApiKey;
 
         rpcUri = Uri.https(node.uriRaw, '/solana/$ankrApiKey');
         webSocketUrl = 'wss://${node.uriRaw}/solana/ws/$ankrApiKey';
-      } else {
-        webSocketUrl = 'wss://${node.uriRaw}';
+      } else if (node.uriRaw == 'solana-mainnet.core.chainstack.com') {
+        String chainStackApiKey = secrets.chainStackApiKey;
+
+        rpcUri = Uri.https(node.uriRaw, '/$chainStackApiKey');
+        webSocketUrl = 'wss://${node.uriRaw}/$chainStackApiKey';
       }
 
       _client = SolanaClient(
-        rpcUrl: isModifiedNodeUri ? rpcUri! : node.uri,
+        rpcUrl: rpcUri,
         websocketUrl: Uri.parse(webSocketUrl),
         timeout: const Duration(minutes: 2),
       );
@@ -115,10 +116,14 @@ class SolanaWalletClient {
     final message =
         _getMessageForNativeTransaction(ownerKeypair, ownerKeypair.address, lamportsPerSol);
 
-    final recentBlockhash = await _getRecentBlockhash(commitment);
+    final latestBlockhash = await _getLatestBlockhash(commitment);
 
-    final estimatedFee =
-        _getFeeFromCompiledMessage(message, ownerKeypair.publicKey, recentBlockhash, commitment);
+    final estimatedFee = _getFeeFromCompiledMessage(
+      message,
+      ownerKeypair.publicKey,
+      latestBlockhash,
+      commitment,
+    );
     return estimatedFee;
   }
 
@@ -131,13 +136,25 @@ class SolanaWalletClient {
     List<SolanaTransactionModel> transactions = [];
 
     try {
-      final response = await _client!.rpcClient.getTransactionsList(
-        publicKey,
+      final signatures = await _client!.rpcClient.getSignaturesForAddress(
+        publicKey.toBase58(),
         commitment: Commitment.confirmed,
-        limit: 1000,
       );
 
-      for (final tx in response) {
+      final List<TransactionDetails> transactionDetails = [];
+      for (int i = 0; i < signatures.length; i += 20) {
+        final response = await _client!.rpcClient.getMultipleTransactions(
+          signatures.sublist(i, math.min(i + 20, signatures.length)),
+          commitment: Commitment.confirmed,
+          encoding: Encoding.jsonParsed,
+        );
+        transactionDetails.addAll(response);
+
+        // to avoid reaching the node RPS limit
+        await Future.delayed(Duration(milliseconds: 500));
+      }
+
+      for (final tx in transactionDetails) {
         if (tx.transaction is ParsedTransaction) {
           final parsedTx = (tx.transaction as ParsedTransaction);
           final message = parsedTx.message;
@@ -310,16 +327,16 @@ class SolanaWalletClient {
     }
   }
 
-  Future<RecentBlockhash> _getRecentBlockhash(Commitment commitment) async {
-    final latestBlockhash =
+  Future<LatestBlockhash> _getLatestBlockhash(Commitment commitment) async {
+    final latestBlockHashResult =
         await _client!.rpcClient.getLatestBlockhash(commitment: commitment).value;
 
-    final recentBlockhash = RecentBlockhash(
-      blockhash: latestBlockhash.blockhash,
-      feeCalculator: const FeeCalculator(lamportsPerSignature: 500),
+    final latestBlockhash = LatestBlockhash(
+      blockhash: latestBlockHashResult.blockhash,
+      lastValidBlockHeight: latestBlockHashResult.lastValidBlockHeight,
     );
 
-    return recentBlockhash;
+    return latestBlockhash;
   }
 
   Message _getMessageForNativeTransaction(
@@ -342,11 +359,11 @@ class SolanaWalletClient {
   Future<double> _getFeeFromCompiledMessage(
     Message message,
     Ed25519HDPublicKey feePayer,
-    RecentBlockhash recentBlockhash,
+    LatestBlockhash latestBlockhash,
     Commitment commitment,
   ) async {
     final compile = message.compile(
-      recentBlockhash: recentBlockhash.blockhash,
+      recentBlockhash: latestBlockhash.blockhash,
       feePayer: feePayer,
     );
 
@@ -391,12 +408,12 @@ class SolanaWalletClient {
 
     final signers = [ownerKeypair];
 
-    RecentBlockhash recentBlockhash = await _getRecentBlockhash(commitment);
+    LatestBlockhash latestBlockhash = await _getLatestBlockhash(commitment);
 
     final fee = await _getFeeFromCompiledMessage(
       message,
       signers.first.publicKey,
-      recentBlockhash,
+      latestBlockhash,
       commitment,
     );
 
@@ -422,14 +439,14 @@ class SolanaWalletClient {
         message: updatedMessage,
         signers: signers,
         commitment: commitment,
-        recentBlockhash: recentBlockhash,
+        latestBlockhash: latestBlockhash,
       );
     } else {
       signedTx = await _signTransactionInternal(
         message: message,
         signers: signers,
         commitment: commitment,
-        recentBlockhash: recentBlockhash,
+        latestBlockhash: latestBlockhash,
       );
     }
 
@@ -507,12 +524,12 @@ class SolanaWalletClient {
 
     final signers = [ownerKeypair];
 
-    RecentBlockhash recentBlockhash = await _getRecentBlockhash(commitment);
+    LatestBlockhash latestBlockhash = await _getLatestBlockhash(commitment);
 
     final fee = await _getFeeFromCompiledMessage(
       message,
       signers.first.publicKey,
-      recentBlockhash,
+      latestBlockhash,
       commitment,
     );
 
@@ -530,7 +547,7 @@ class SolanaWalletClient {
       message: message,
       signers: signers,
       commitment: commitment,
-      recentBlockhash: recentBlockhash,
+      latestBlockhash: latestBlockhash,
     );
 
     sendTx() async => await sendTransaction(
@@ -552,9 +569,9 @@ class SolanaWalletClient {
     required Message message,
     required List<Ed25519HDKeyPair> signers,
     required Commitment commitment,
-    required RecentBlockhash recentBlockhash,
+    required LatestBlockhash latestBlockhash,
   }) async {
-    final signedTx = await signTransaction(recentBlockhash, message, signers);
+    final signedTx = await signTransaction(latestBlockhash, message, signers);
 
     return signedTx;
   }

cw_solana/lib/solana_exceptions.dart

@@ -25,9 +25,7 @@ class SolanaSignNativeTokenTransactionRentException
     extends SignNativeTokenTransactionRentException {}
 
 class SolanaCreateAssociatedTokenAccountException extends CreateAssociatedTokenAccountException {
-  SolanaCreateAssociatedTokenAccountException(this.exceptionMessage);
-  
-  final String exceptionMessage;
+  SolanaCreateAssociatedTokenAccountException(super.errorMessage);
 }
 
 class SolanaSignSPLTokenTransactionRentException extends SignSPLTokenTransactionRentException {}