Add rename wallet to Ethereum

cw_bitcoin/lib/electrum_wallet.dart

@@ -431,6 +431,7 @@ abstract class ElectrumWalletBase extends WalletBase<ElectrumBalance,
     await transactionHistory.save();
   }
 
+  @override
   Future<void> renameWalletFiles(String newWalletName) async {
     final currentWalletPath = await pathForWallet(name: walletInfo.name, type: type);
     final currentWalletFile = File(currentWalletPath);

cw_core/lib/wallet_base.dart

@@ -75,4 +75,6 @@ abstract class WalletBase<
   Future<void>? updateBalance();
 
   void setExceptionHandler(void Function(FlutterErrorDetails) onError) => null;
+
+  Future<void> renameWalletFiles(String newWalletName);
 }

cw_core/lib/wallet_service.dart

@@ -18,5 +18,5 @@ abstract class WalletService<N extends WalletCredentials,
 
   Future<void> remove(String wallet);
 
-  Future<void> rename(String name, String password, String newName);
+  Future<void> rename(String currentName, String password, String newName);
 }

cw_ethereum/lib/ethereum_wallet.dart

@@ -1,5 +1,6 @@
 import 'dart:async';
 import 'dart:convert';
+import 'dart:io';
 
 import 'package:cw_core/crypto_currency.dart';
 import 'package:cw_core/node.dart';
@@ -347,4 +348,29 @@ abstract class EthereumWalletBase
 
     initialErc20Tokens.forEach((token) => erc20TokensBox.put(token.contractAddress, token));
   }
+
+  @override
+  Future<void> renameWalletFiles(String newWalletName) async {
+    final currentWalletPath = await pathForWallet(name: walletInfo.name, type: type);
+    final currentWalletFile = File(currentWalletPath);
+
+    final currentDirPath =
+    await pathForWalletDir(name: walletInfo.name, type: type);
+    // TODO: un-hash when transactions flow is implemented
+    // final currentTransactionsFile = File('$currentDirPath/$transactionsHistoryFileName');
+
+    // Copies current wallet files into new wallet name's dir and files
+    if (currentWalletFile.existsSync()) {
+      final newWalletPath = await pathForWallet(name: newWalletName, type: type);
+      await currentWalletFile.copy(newWalletPath);
+    }
+    // TODO: un-hash when transactions flow is implemented
+    // if (currentTransactionsFile.existsSync()) {
+    //   final newDirPath = await pathForWalletDir(name: newWalletName, type: type);
+    //   await currentTransactionsFile.copy('$newDirPath/$transactionsHistoryFileName');
+    // }
+
+    // Delete old name's dir and files
+    await Directory(currentDirPath).delete(recursive: true);
+  }
 }

cw_ethereum/lib/ethereum_wallet_service.dart

@@ -84,4 +84,20 @@ class EthereumWalletService extends WalletService<EthereumNewWalletCredentials,
 
     return wallet;
   }
+
+  @override
+  Future<void> rename(String currentName, String password, String newName) async {
+    final currentWalletInfo = walletInfoSource.values
+        .firstWhere((info) => info.id == WalletBase.idFor(currentName, getType()));
+    final currentWallet = await EthereumWalletBase.open(
+        password: password, name: currentName, walletInfo: currentWalletInfo);
+
+    await currentWallet.renameWalletFiles(newName);
+
+    final newWalletInfo = currentWalletInfo;
+    newWalletInfo.id = WalletBase.idFor(newName, getType());
+    newWalletInfo.name = newName;
+
+    await walletInfoSource.put(currentWalletInfo.key, newWalletInfo);
+  }
 }

cw_haven/lib/haven_wallet.dart

@@ -253,6 +253,7 @@ abstract class HavenWalletBase extends WalletBase<MoneroBalance,
     await haven_wallet.store();
   }
 
+  @override
   Future<void> renameWalletFiles(String newWalletName) async {
     final currentWalletPath = await pathForWallet(name: name, type: type);
     final currentCacheFile = File(currentWalletPath);

cw_monero/lib/monero_wallet.dart

@@ -268,6 +268,7 @@ abstract class MoneroWalletBase extends WalletBase<MoneroBalance,
     await monero_wallet.store();
   }
 
+  @override
   Future<void> renameWalletFiles(String newWalletName) async {
     final currentWalletDirPath = await pathForWalletDir(name: name, type: type);