Generic Fixes: Support Errors and others (#1394)

* fix: Crypto amout formatting when calculating fiat amount

* fix: Issue with some token symbols coming up with a dollar sign

* feat: Split transactions to display on history screen token byh token

* fix: Remove restriction on balance length

* fix: error when a particular token is not available

* fix: Remove token transactions when a token is deleted

* fix: Revert previous change

* make added spl tokens enabled by default
fix issue when entering invalid contract address

---------

Co-authored-by: OmarHatem <omarh.ismail1@gmail.com>

cw_solana/lib/solana_transaction_info.dart

@@ -34,10 +34,7 @@ class SolanaTransactionInfo extends TransactionInfo {
   @override
   String amountFormatted() {
     String stringBalance = solAmount.toString();
-
-    if (stringBalance.toString().length >= 6) {
-      stringBalance = stringBalance.substring(0, 6);
-    }
+    
     return '$stringBalance $tokenSymbol';
   }
 

cw_solana/lib/solana_wallet.dart

@@ -273,32 +273,12 @@ abstract class SolanaWalletBase
 
     final transactions = await _client.fetchTransactions(address);
 
-    final Map<String, SolanaTransactionInfo> result = {};
-
-    for (var transactionModel in transactions) {
-      result[transactionModel.id] = SolanaTransactionInfo(
-        id: transactionModel.id,
-        to: transactionModel.to,
-        from: transactionModel.from,
-        blockTime: transactionModel.blockTime,
-        direction: transactionModel.isOutgoingTx
-            ? TransactionDirection.outgoing
-            : TransactionDirection.incoming,
-        solAmount: transactionModel.amount,
-        isPending: false,
-        txFee: transactionModel.fee,
-        tokenSymbol: transactionModel.tokenSymbol,
-      );
-    }
-
-    transactionHistory.addMany(result);
-
-    await transactionHistory.save();
+    await _addTransactionsToTransactionHistory(transactions);
   }
 
   /// Fetches the SPL Tokens transactions linked to the token account Public Key
   Future<void> _updateSPLTokenTransactions() async {
-    List<SolanaTransactionModel> splTokenTransactions = [];
+    // List<SolanaTransactionModel> splTokenTransactions = [];
 
     // Make a copy of keys to avoid concurrent modification
     var tokenKeys = List<CryptoCurrency>.from(balance.keys);
@@ -312,13 +292,20 @@ abstract class SolanaWalletBase
           _walletKeyPair!,
         );
 
-        splTokenTransactions.addAll(tokenTxs);
+        // splTokenTransactions.addAll(tokenTxs);
+        await _addTransactionsToTransactionHistory(tokenTxs);
       }
     }
 
+    // await _addTransactionsToTransactionHistory(splTokenTransactions);
+  }
+
+  Future<void> _addTransactionsToTransactionHistory(
+    List<SolanaTransactionModel> transactions,
+  ) async {
     final Map<String, SolanaTransactionInfo> result = {};
 
-    for (var transactionModel in splTokenTransactions) {
+    for (var transactionModel in transactions) {
       result[transactionModel.id] = SolanaTransactionInfo(
         id: transactionModel.id,
         to: transactionModel.to,
@@ -460,12 +447,23 @@ abstract class SolanaWalletBase
     await token.delete();
 
     balance.remove(token);
+    await _removeTokenTransactionsInHistory(token);
     _updateBalance();
   }
 
+  Future<void> _removeTokenTransactionsInHistory(SPLToken token) async {
+    transactionHistory.transactions.removeWhere((key, value) => value.tokenSymbol == token.title);
+    await transactionHistory.save();
+  }
+
   Future<SPLToken?> getSPLToken(String mintAddress) async {
     // Convert SPL token mint address to public key
-    final mintPublicKey = Ed25519HDPublicKey.fromBase58(mintAddress);
+    final Ed25519HDPublicKey mintPublicKey;
+    try {
+      mintPublicKey = Ed25519HDPublicKey.fromBase58(mintAddress);
+    } catch (_) {
+      return null;
+    }
 
     // Fetch token's metadata account
     try {
@@ -480,10 +478,12 @@ abstract class SolanaWalletBase
         iconPath = await _client.getIconImageFromTokenUri(token.uri);
       } catch (_) {}
 
+      String filteredTokenSymbol = token.symbol.replaceFirst(RegExp('^\\\$'), '');
+
       return SPLToken.fromMetadata(
         name: token.name,
         mint: token.mint,
-        symbol: token.symbol,
+        symbol: filteredTokenSymbol,
         mintAddress: mintAddress,
         iconPath: iconPath,
       );

cw_solana/lib/spl_token.dart

@@ -19,7 +19,7 @@ class SPLToken extends CryptoCurrency with HiveObjectMixin {
   @HiveField(3)
   final int decimal;
 
-  @HiveField(4, defaultValue: false)
+  @HiveField(4, defaultValue: true)
   bool _enabled;
 
   @HiveField(5)
@@ -39,7 +39,7 @@ class SPLToken extends CryptoCurrency with HiveObjectMixin {
     required this.mint,
     this.iconPath,
     this.tag = 'SOL',
-    bool enabled = false,
+    bool enabled = true,
   })  : _enabled = enabled,
         super(
           name: mint.toLowerCase(),