clean up sol

lib/wallets/crypto_currency/coins/solana.dart

@@ -1,9 +1,9 @@
 import 'package:solana/solana.dart';
 import 'package:stackwallet/models/node_model.dart';
+import 'package:stackwallet/utilities/default_nodes.dart';
 import 'package:stackwallet/utilities/enums/coin_enum.dart';
 import 'package:stackwallet/wallets/crypto_currency/crypto_currency.dart';
 import 'package:stackwallet/wallets/crypto_currency/intermediate/bip39_currency.dart';
-import 'package:stackwallet/utilities/default_nodes.dart';
 
 class Solana extends Bip39Currency {
   Solana(super.network) {
@@ -20,7 +20,8 @@ class Solana extends Bip39Currency {
     switch (network) {
       case CryptoCurrencyNetwork.main:
         return NodeModel(
-          host: "https://api.mainnet-beta.solana.com/", // TODO: Change this to stack wallet one
+          host:
+              "https://api.mainnet-beta.solana.com/", // TODO: Change this to stack wallet one
           port: 443,
           name: DefaultNodes.defaultName,
           id: DefaultNodes.buildId(Coin.solana),
@@ -40,9 +41,18 @@ class Solana extends Bip39Currency {
 
   @override
   bool validateAddress(String address) {
-    return isPointOnEd25519Curve(Ed25519HDPublicKey.fromBase58(address).toByteArray());
+    return isPointOnEd25519Curve(
+        Ed25519HDPublicKey.fromBase58(address).toByteArray());
   }
 
   @override
   String get genesisHash => throw UnimplementedError();
+
+  @override
+  bool operator ==(Object other) {
+    return other is Solana && other.network == network;
+  }
+
+  @override
+  int get hashCode => Object.hash(Solana, network);
 }

lib/wallets/wallet/impl/solana_wallet.dart

@@ -28,24 +28,30 @@ import 'package:tuple/tuple.dart';
 class SolanaWallet extends Bip39Wallet<Solana> {
   SolanaWallet(CryptoCurrencyNetwork network) : super(Solana(network));
 
+  static const String _addressDerivationPath = "m/44'/501'/0'/0'";
+
   NodeModel? _solNode;
 
   RpcClient? _rpcClient; // The Solana RpcClient.
 
   Future<Ed25519HDKeyPair> _getKeyPair() async {
-    return Ed25519HDKeyPair.fromMnemonic(await getMnemonic(),
+    return Ed25519HDKeyPair.fromMnemonic(
-        account: 0, change: 0);
+      await getMnemonic(),
+      account: 0,
+      change: 0,
+    );
   }
 
-  Future<Address> _getCurrentAddress() async {
+  Future<Address> _generateAddress() async {
     final addressStruct = Address(
-        walletId: walletId,
+      walletId: walletId,
-        value: (await _getKeyPair()).address,
+      value: (await _getKeyPair()).address,
-        publicKey: List<int>.empty(),
+      publicKey: List<int>.empty(),
-        derivationIndex: 0,
+      derivationIndex: 0,
-        derivationPath: DerivationPath()..value = "m/44'/501'/0'/0'",
+      derivationPath: DerivationPath()..value = _addressDerivationPath,
-        type: cryptoCurrency.coin.primaryAddressType,
+      type: cryptoCurrency.coin.primaryAddressType,
-        subType: AddressSubType.unknown);
+      subType: AddressSubType.receiving,
+    );
     return addressStruct;
   }
 
@@ -65,7 +71,10 @@ class SolanaWallet extends Bip39Wallet<Solana> {
         recipientAccount: pubKey,
         lamports: transferAmount.raw.toInt(),
       )
-    ]).compile(recentBlockhash: latestBlockhash!.value.blockhash, feePayer: (await _getKeyPair()).publicKey);
+    ]).compile(
+      recentBlockhash: latestBlockhash!.value.blockhash,
+      feePayer: pubKey,
+    );
 
     return await _rpcClient?.getFeeForMessage(
       base64Encode(compiledMessage.toByteArray().toList()),
@@ -79,18 +88,13 @@ class SolanaWallet extends Bip39Wallet<Solana> {
   @override
   Future<void> checkSaveInitialReceivingAddress() async {
     try {
-      final address = (await _getKeyPair()).address;
+      Address? address = await getCurrentReceivingAddress();
 
-      await mainDB.updateOrPutAddresses([
+      if (address == null) {
-        Address(
+        address = await _generateAddress();
-            walletId: walletId,
+
-            value: address,
+        await mainDB.updateOrPutAddresses([address]);
-            publicKey: List<int>.empty(),
+      }
-            derivationIndex: 0,
-            derivationPath: DerivationPath()..value = "m/44'/501'/0'/0'",
-            type: cryptoCurrency.coin.primaryAddressType,
-            subType: AddressSubType.unknown)
-      ]);
     } catch (e, s) {
       Logging.instance.log(
         "$runtimeType  checkSaveInitialReceivingAddress() failed: $e\n$s",
@@ -120,9 +124,10 @@ class SolanaWallet extends Bip39Wallet<Solana> {
             "Failed to get fees, please check your node connection.");
       }
 
+      final address = await getCurrentReceivingAddress();
+
       // Rent exemption of Solana
-      final accInfo =
+      final accInfo = await _rpcClient?.getAccountInfo(address!.value);
-          await _rpcClient?.getAccountInfo((await _getKeyPair()).address);
       final int minimumRent =
           await _rpcClient?.getMinimumBalanceForRentExemption(
                   accInfo!.value!.data.toString().length) ??
@@ -132,7 +137,9 @@ class SolanaWallet extends Bip39Wallet<Solana> {
               txData.amount!.raw.toInt() -
               feeAmount)) {
         throw Exception(
-            "Insufficient remaining balance for rent exemption, minimum rent: ${minimumRent / pow(10, cryptoCurrency.fractionDigits)}");
+          "Insufficient remaining balance for rent exemption, minimum rent: "
+          "${minimumRent / pow(10, cryptoCurrency.fractionDigits)}",
+        );
       }
 
       return txData.copyWith(
@@ -255,7 +262,7 @@ class SolanaWallet extends Bip39Wallet<Solana> {
   @override
   Future<void> recover({required bool isRescan}) async {
     await refreshMutex.protect(() async {
-      final addressStruct = await _getCurrentAddress();
+      final addressStruct = await _generateAddress();
 
       await mainDB.updateOrPutAddresses([addressStruct]);
 
@@ -277,13 +284,13 @@ class SolanaWallet extends Bip39Wallet<Solana> {
   @override
   Future<void> updateBalance() async {
     try {
+      final address = await getCurrentReceivingAddress();
       _checkClient();
 
-      final balance = await _rpcClient?.getBalance(info.cachedReceivingAddress);
+      final balance = await _rpcClient?.getBalance(address!.value);
 
       // Rent exemption of Solana
-      final accInfo =
+      final accInfo = await _rpcClient?.getAccountInfo(address!.value);
-          await _rpcClient?.getAccountInfo((await _getKeyPair()).address);
       // TODO [prio=low]: handle null account info.
       final int minimumRent =
           await _rpcClient?.getMinimumBalanceForRentExemption(
@@ -366,6 +373,8 @@ class SolanaWallet extends Bip39Wallet<Solana> {
       final txsList =
           List<Tuple2<isar.Transaction, Address>>.empty(growable: true);
 
+      final myAddress = (await getCurrentReceivingAddress())!;
+
       // TODO [prio=low]: Revisit null assertion below.
 
       for (final tx in transactionsList!) {
@@ -380,13 +389,16 @@ class SolanaWallet extends Bip39Wallet<Solana> {
           fractionDigits: cryptoCurrency.fractionDigits,
         );
 
-        if ((senderAddress == (await _getKeyPair()).address) && (receiverAddress == "11111111111111111111111111111111")) {
+        if ((senderAddress == myAddress.value) &&
-          // The account that is only 1's are System Program accounts which means there is no receiver except the sender, see: https://explorer.solana.com/address/11111111111111111111111111111111
+            (receiverAddress == "11111111111111111111111111111111")) {
+          // The account that is only 1's are System Program accounts which
+          // means there is no receiver except the sender,
+          // see: https://explorer.solana.com/address/11111111111111111111111111111111
           txType = isar.TransactionType.sentToSelf;
           receiverAddress = senderAddress;
-        } else if (senderAddress == (await _getKeyPair()).address) {
+        } else if (senderAddress == myAddress.value) {
           txType = isar.TransactionType.outgoing;
-        } else if (receiverAddress == (await _getKeyPair()).address) {
+        } else if (receiverAddress == myAddress.value) {
           txType = isar.TransactionType.incoming;
         }
 
@@ -411,15 +423,16 @@ class SolanaWallet extends Bip39Wallet<Solana> {
         );
 
         final txAddress = Address(
-            walletId: walletId,
+          walletId: walletId,
-            value: receiverAddress,
+          value: receiverAddress,
-            publicKey: List<int>.empty(),
+          publicKey: List<int>.empty(),
-            derivationIndex: 0,
+          derivationIndex: 0,
-            derivationPath: DerivationPath()..value = "m/44'/501'/0'/0'",
+          derivationPath: DerivationPath()..value = _addressDerivationPath,
-            type: AddressType.solana,
+          type: AddressType.solana,
-            subType: txType == isar.TransactionType.outgoing
+          subType: txType == isar.TransactionType.outgoing
-                ? AddressSubType.unknown
+              ? AddressSubType.unknown
-                : AddressSubType.receiving);
+              : AddressSubType.receiving,
+        );
 
         txsList.add(Tuple2(transaction, txAddress));
       }