From 02fd12f5f885c21674af12f988fac0f461007bed Mon Sep 17 00:00:00 2001
From: Serhii <borodenko.sv@gmail.com>
Date: Tue, 11 Jul 2023 20:56:01 +0300
Subject: [PATCH] CW-214-Monero-wallet-rescan-bug (#945)

* clear transactionHistory before rescan

* move the clear method to the abstract class
---
 cw_bitcoin/lib/electrum_transaction_history.dart | 1 +
 cw_core/lib/transaction_history.dart             | 2 ++
 cw_monero/lib/monero_transaction_history.dart    | 1 +
 lib/view_model/rescan_view_model.dart            | 1 +
 4 files changed, 5 insertions(+)

diff --git a/cw_bitcoin/lib/electrum_transaction_history.dart b/cw_bitcoin/lib/electrum_transaction_history.dart
index 209c35140..8720dd82c 100644
--- a/cw_bitcoin/lib/electrum_transaction_history.dart
+++ b/cw_bitcoin/lib/electrum_transaction_history.dart
@@ -86,4 +86,5 @@ abstract class ElectrumTransactionHistoryBase
 
   void _update(ElectrumTransactionInfo transaction) =>
       transactions[transaction.id] = transaction;
+
 }
diff --git a/cw_core/lib/transaction_history.dart b/cw_core/lib/transaction_history.dart
index 508f3aeca..a88d6df95 100644
--- a/cw_core/lib/transaction_history.dart
+++ b/cw_core/lib/transaction_history.dart
@@ -14,6 +14,8 @@ abstract class TransactionHistoryBase<TransactionType extends TransactionInfo> {
 
   void addMany(Map<String, TransactionType> transactions);
 
+  void clear() => transactions.clear();
+
   // bool _isUpdating;
 
   // @action
diff --git a/cw_monero/lib/monero_transaction_history.dart b/cw_monero/lib/monero_transaction_history.dart
index 229357c1b..e23f70530 100644
--- a/cw_monero/lib/monero_transaction_history.dart
+++ b/cw_monero/lib/monero_transaction_history.dart
@@ -24,4 +24,5 @@ abstract class MoneroTransactionHistoryBase
   @override
   void addMany(Map<String, MoneroTransactionInfo> transactions) =>
       this.transactions.addAll(transactions);
+
 }
diff --git a/lib/view_model/rescan_view_model.dart b/lib/view_model/rescan_view_model.dart
index 632d9ef0c..c973b7b3f 100644
--- a/lib/view_model/rescan_view_model.dart
+++ b/lib/view_model/rescan_view_model.dart
@@ -24,6 +24,7 @@ abstract class RescanViewModelBase with Store {
   Future<void> rescanCurrentWallet({required int restoreHeight}) async {
     state = RescanWalletState.rescaning;
     await _wallet.rescan(height: restoreHeight);
+    _wallet.transactionHistory.clear();
     state = RescanWalletState.none;
   }
 }
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