allow send to cardano enterprise addresses

Author: julian-CStack

lib/wallets/crypto_currency/coins/cardano.dart

@@ -1,3 +1,6 @@
+import 'package:blockchain_utils/bip/address/ada/ada.dart';
+import 'package:on_chain/ada/ada.dart';
+
 import '../../../models/isar/models/blockchain_data/address.dart';
 import '../../../models/node_model.dart';
 import '../../../utilities/default_nodes.dart';
@@ -123,7 +126,18 @@ class Cardano extends Bip39Currency {
   bool validateAddress(String address) {
     switch (network) {
       case CryptoCurrencyNetwork.main:
-        return RegExp(r"^addr1[0-9a-zA-Z]{98}$").hasMatch(address);
+        try {
+          final adaAddress = ADAAddress.fromAddress(
+            address,
+            network: ADANetwork.mainnet,
+          );
+
+          return (adaAddress is ADABaseAddress ||
+              adaAddress is ADAEnterpriseAddress);
+        } catch (_) {
+          return false;
+        }
+
       default:
         throw Exception("Unsupported network: $network");
     }

lib/wallets/wallet/impl/cardano_wallet.dart

@@ -202,6 +202,17 @@ class CardanoWallet extends Bip39Wallet<Cardano> {
         address: ADABaseAddress((await getCurrentReceivingAddress())!.value),
         amount: Value(coin: totalBalance - (txData.amount!.raw)),
       );
+
+      final outputAddress = ADAAddress.fromAddress(
+        txData.recipients!.first.address,
+      );
+      if (!(outputAddress is ADABaseAddress ||
+          outputAddress is ADAEnterpriseAddress)) {
+        throw Exception(
+          "Address of type ${outputAddress.runtimeType} currently not supported.",
+        );
+      }
+
       final body = TransactionBody(
         inputs:
             listOfUtxosToBeUsed
@@ -215,7 +226,7 @@ class CardanoWallet extends Bip39Wallet<Cardano> {
         outputs: [
           change,
           TransactionOutput(
-            address: ADABaseAddress(txData.recipients!.first.address),
+            address: outputAddress,
             amount: Value(coin: txData.amount!.raw - exampleFee),
           ),
         ],
@@ -323,19 +334,30 @@ class CardanoWallet extends Bip39Wallet<Cardano> {
           coin: totalUtxoAmount - (txData.amount!.raw + txData.fee!.raw),
         ),
       );
+
+      final outputAddress = ADAAddress.fromAddress(
+        txData.recipients!.first.address,
+      );
+      if (!(outputAddress is ADABaseAddress ||
+          outputAddress is ADAEnterpriseAddress)) {
+        throw Exception(
+          "Address of type ${outputAddress.runtimeType} currently not supported.",
+        );
+      }
+
       List<TransactionOutput> outputs = [];
       if (totalBalance == (txData.amount!.raw + txData.fee!.raw)) {
         outputs = [
           TransactionOutput(
-            address: ADABaseAddress(txData.recipients!.first.address),
+            address: outputAddress,
             amount: Value(coin: txData.amount!.raw),
           ),
         ];
       } else {
         outputs = [
           change,
           TransactionOutput(
-            address: ADABaseAddress(txData.recipients!.first.address),
+            address: outputAddress,
             amount: Value(coin: txData.amount!.raw),
           ),
         ];