From 3863dfd920cf1fb9f40e07efb8868040d2f6b88c Mon Sep 17 00:00:00 2001
From: Jimmy <jimmy@r3e.network>
Date: Mon, 22 Jun 2026 09:44:49 +0800
Subject: [PATCH 1/8] Add RPC-backed transaction history

---
 OneGateApp/AppShell.xaml.cs                   |   1 +
 OneGateApp/Models/TransactionHistoryItem.cs   |  13 +
 OneGateApp/Pages/TransactionHistoryPage.xaml  |  61 ++++
 .../Pages/TransactionHistoryPage.xaml.cs      | 278 ++++++++++++++++++
 OneGateApp/Pages/WalletPage.xaml              |   2 +-
 OneGateApp/Properties/Strings.Designer.cs     |  38 ++-
 OneGateApp/Properties/Strings.de.resx         |  12 +
 OneGateApp/Properties/Strings.es.resx         |  12 +
 OneGateApp/Properties/Strings.fr.resx         |  12 +
 OneGateApp/Properties/Strings.id.resx         |  12 +
 OneGateApp/Properties/Strings.it.resx         |  12 +
 OneGateApp/Properties/Strings.ja.resx         |  12 +
 OneGateApp/Properties/Strings.ko.resx         |  12 +
 OneGateApp/Properties/Strings.nl.resx         |  12 +
 OneGateApp/Properties/Strings.pt-BR.resx      |  12 +
 OneGateApp/Properties/Strings.resx            |  12 +
 OneGateApp/Properties/Strings.ru.resx         |  12 +
 OneGateApp/Properties/Strings.tr.resx         |  12 +
 OneGateApp/Properties/Strings.vi.resx         |  12 +
 OneGateApp/Properties/Strings.zh-Hans.resx    |  12 +
 OneGateApp/Properties/Strings.zh-Hant.resx    |  14 +-
 21 files changed, 572 insertions(+), 3 deletions(-)
 create mode 100644 OneGateApp/Models/TransactionHistoryItem.cs
 create mode 100644 OneGateApp/Pages/TransactionHistoryPage.xaml
 create mode 100644 OneGateApp/Pages/TransactionHistoryPage.xaml.cs

diff --git a/OneGateApp/AppShell.xaml.cs b/OneGateApp/AppShell.xaml.cs
index 7377ba3..3c09ce3 100644
--- a/OneGateApp/AppShell.xaml.cs
+++ b/OneGateApp/AppShell.xaml.cs
@@ -46,5 +46,6 @@ static AppShell()
         Routing.RegisterRoute("wallet/receive", typeof(ReceivePage));
         Routing.RegisterRoute("wallet/send", typeof(SendPage));
         Routing.RegisterRoute("wallet/sending", typeof(SendingPage));
+        Routing.RegisterRoute("wallet/transactions", typeof(TransactionHistoryPage));
     }
 }
diff --git a/OneGateApp/Models/TransactionHistoryItem.cs b/OneGateApp/Models/TransactionHistoryItem.cs
new file mode 100644
index 0000000..9f9b3d0
--- /dev/null
+++ b/OneGateApp/Models/TransactionHistoryItem.cs
@@ -0,0 +1,13 @@
+namespace NeoOrder.OneGate.Models;
+
+public sealed class TransactionHistoryItem
+{
+    public required string Title { get; init; }
+    public required string AmountText { get; init; }
+    public required string DirectionText { get; init; }
+    public required string TimeText { get; init; }
+    public required string CounterpartyText { get; init; }
+    public required string TransactionHash { get; init; }
+    public string? BlockText { get; init; }
+    public bool HasBlockText => !string.IsNullOrWhiteSpace(BlockText);
+}
diff --git a/OneGateApp/Pages/TransactionHistoryPage.xaml b/OneGateApp/Pages/TransactionHistoryPage.xaml
new file mode 100644
index 0000000..cdb19a2
--- /dev/null
+++ b/OneGateApp/Pages/TransactionHistoryPage.xaml
@@ -0,0 +1,61 @@
+<?xml version="1.0" encoding="utf-8" ?>
+<ContentPage xmlns="http://schemas.microsoft.com/dotnet/2021/maui"
+             xmlns:x="http://schemas.microsoft.com/winfx/2009/xaml"
+             xmlns:og="http://schemas.neoorder.org/onegate/controls"
+             xmlns:toolkit="http://schemas.microsoft.com/dotnet/2022/maui/toolkit"
+             x:Class="NeoOrder.OneGate.Pages.TransactionHistoryPage"
+             Title="{x:Static og:Strings.Records}"
+             BindingContext="{Binding Source={RelativeSource Self}}"
+             Shell.TabBarIsVisible="False">
+    <ContentPage.Resources>
+        <toolkit:InvertedBoolConverter x:Key="InvertedBoolConverter" />
+    </ContentPage.Resources>
+    <RefreshView Margin="20,8" IsRefreshing="{Binding IsRefreshing}" Command="{Binding RefreshCommand}">
+        <CollectionView ItemsSource="{Binding Transactions}" MinimumHeightRequest="200">
+            <CollectionView.EmptyView>
+                <Grid RowDefinitions="*,auto,*">
+                    <VerticalStackLayout Grid.Row="1" Spacing="18" HorizontalOptions="Center" MaximumWidthRequest="420">
+                        <ActivityIndicator IsRunning="{Binding IsLoading}" IsVisible="{Binding IsLoading}" WidthRequest="34" HeightRequest="34" HorizontalOptions="Center" />
+                        <Label IsVisible="{Binding IsLoading}" FontAttributes="Bold" HorizontalOptions="Center">
+                            <Label.FormattedText>
+                                <FormattedString>
+                                    <Span Text="{x:Static og:Strings.Loading}" />
+                                    <Span Text="…" />
+                                </FormattedString>
+                            </Label.FormattedText>
+                        </Label>
+                        <VerticalStackLayout Spacing="10" IsVisible="{Binding HasLoadError}">
+                            <Label Text="{x:Static og:Strings.TransactionHistoryLoadFailed}" FontAttributes="Bold" FontSize="20" HorizontalTextAlignment="Center" />
+                            <Label StyleClass="Secondary" Text="{Binding LoadErrorMessage}" HorizontalTextAlignment="Center" />
+                            <Button Text="{x:Static og:Strings.TransactionHistoryRetry}" Padding="34,13" HorizontalOptions="Center" Command="{Binding RefreshCommand}" />
+                        </VerticalStackLayout>
+                        <VerticalStackLayout Spacing="10" IsVisible="{Binding IsEmpty}">
+                            <Label Text="{x:Static og:Strings.TransactionHistoryEmpty}" FontAttributes="Bold" FontSize="20" HorizontalTextAlignment="Center" />
+                            <Label StyleClass="Secondary" Text="{x:Static og:Strings.TransactionHistoryEmptyText}" HorizontalTextAlignment="Center" />
+                        </VerticalStackLayout>
+                    </VerticalStackLayout>
+                </Grid>
+            </CollectionView.EmptyView>
+            <CollectionView.ItemsLayout>
+                <LinearItemsLayout Orientation="Vertical" ItemSpacing="10" />
+            </CollectionView.ItemsLayout>
+            <CollectionView.ItemTemplate>
+                <DataTemplate x:DataType="og:TransactionHistoryItem">
+                    <Border StyleClass="Card" Padding="14">
+                        <Grid RowDefinitions="auto,auto,auto" ColumnDefinitions="*,auto" ColumnSpacing="12" RowSpacing="5">
+                            <Label Grid.Row="0" Grid.Column="0" Text="{Binding Title}" FontAttributes="Bold" FontSize="16" LineBreakMode="TailTruncation" />
+                            <Label Grid.Row="0" Grid.Column="1" Text="{Binding AmountText}" FontAttributes="Bold" FontSize="16" HorizontalOptions="End" />
+                            <Label Grid.Row="1" Grid.Column="0" StyleClass="Secondary" Text="{Binding CounterpartyText}" FontSize="12" LineBreakMode="MiddleTruncation" />
+                            <Label Grid.Row="1" Grid.Column="1" StyleClass="Secondary" Text="{Binding DirectionText}" FontSize="12" HorizontalOptions="End" />
+                            <HorizontalStackLayout Grid.Row="2" Grid.ColumnSpan="2" Spacing="10">
+                                <Label StyleClass="Secondary" Text="{Binding TimeText}" FontSize="12" />
+                                <Label StyleClass="Secondary" Text="{Binding BlockText}" FontSize="12" IsVisible="{Binding HasBlockText}" />
+                                <Label StyleClass="Secondary" Text="{Binding TransactionHash}" FontSize="12" LineBreakMode="MiddleTruncation" />
+                            </HorizontalStackLayout>
+                        </Grid>
+                    </Border>
+                </DataTemplate>
+            </CollectionView.ItemTemplate>
+        </CollectionView>
+    </RefreshView>
+</ContentPage>
diff --git a/OneGateApp/Pages/TransactionHistoryPage.xaml.cs b/OneGateApp/Pages/TransactionHistoryPage.xaml.cs
new file mode 100644
index 0000000..dd4673d
--- /dev/null
+++ b/OneGateApp/Pages/TransactionHistoryPage.xaml.cs
@@ -0,0 +1,278 @@
+using Neo;
+using Neo.Wallets;
+using NeoOrder.OneGate.Models;
+using NeoOrder.OneGate.Properties;
+using NeoOrder.OneGate.Services;
+using NeoOrder.OneGate.Services.RPC;
+using System.Diagnostics;
+using System.Globalization;
+using System.Numerics;
+using System.Text.Json.Nodes;
+using System.Windows.Input;
+
+namespace NeoOrder.OneGate.Pages;
+
+public partial class TransactionHistoryPage : ContentPage
+{
+    const int DisplayLimit = 50;
+
+    readonly IWalletProvider walletProvider;
+    readonly ProtocolSettings protocolSettings;
+    readonly RpcClient rpcClient;
+    readonly Dictionary<UInt160, TokenInfo?> nep17TokenCache = [];
+    readonly Dictionary<UInt160, Nep11TokenInfo?> nep11TokenCache = [];
+    bool hasLoaded;
+
+    public IReadOnlyList<TransactionHistoryItem> Transactions { get; set { field = value; OnPropertyChanged(); OnPropertyChanged(nameof(IsEmpty)); } } = [];
+    public bool IsLoading { get; set { field = value; OnPropertyChanged(); OnPropertyChanged(nameof(IsEmpty)); } }
+    public bool IsRefreshing { get; set { field = value; OnPropertyChanged(); } }
+    public bool HasLoadError { get; set { field = value; OnPropertyChanged(); OnPropertyChanged(nameof(IsEmpty)); } }
+    public string LoadErrorMessage { get; set { field = value; OnPropertyChanged(); } } = "";
+    public bool IsEmpty => !IsLoading && !HasLoadError && Transactions.Count == 0;
+    public ICommand RefreshCommand { get; }
+
+    public TransactionHistoryPage(IWalletProvider walletProvider, ProtocolSettings protocolSettings, RpcClient rpcClient)
+    {
+        this.walletProvider = walletProvider;
+        this.protocolSettings = protocolSettings;
+        this.rpcClient = rpcClient;
+        RefreshCommand = new Command(async () => await LoadTransactionsAsync(true), () => !IsLoading);
+        InitializeComponent();
+    }
+
+    protected override void OnAppearing()
+    {
+        base.OnAppearing();
+        if (!hasLoaded)
+            _ = LoadTransactionsAsync(false);
+    }
+
+    async Task LoadTransactionsAsync(bool isRefresh)
+    {
+        if (IsLoading) return;
+        IsLoading = true;
+        IsRefreshing = isRefresh;
+        HasLoadError = false;
+        ((Command)RefreshCommand).ChangeCanExecute();
+        try
+        {
+            WalletAccount account = walletProvider.GetWallet()!.GetDefaultAccount()!;
+            string address = account.ScriptHash.ToAddress(protocolSettings.AddressVersion);
+            List<RawTransfer> transfers = [];
+            transfers.AddRange(await LoadNep17TransfersAsync(address));
+            transfers.AddRange(await LoadNep11TransfersAsync(address));
+
+            List<TransactionHistoryItem> items = [];
+            foreach (RawTransfer transfer in transfers
+                .OrderByDescending(p => p.Timestamp)
+                .ThenByDescending(p => p.BlockIndex ?? 0)
+                .Take(DisplayLimit))
+            {
+                items.Add(await CreateItemAsync(transfer));
+            }
+
+            Transactions = items;
+            hasLoaded = true;
+        }
+        catch (Exception ex)
+        {
+            LoadErrorMessage = ex.Message;
+            HasLoadError = true;
+        }
+        finally
+        {
+            IsLoading = false;
+            IsRefreshing = false;
+            ((Command)RefreshCommand).ChangeCanExecute();
+        }
+    }
+
+    async Task<IEnumerable<RawTransfer>> LoadNep17TransfersAsync(string address)
+    {
+        JsonObject result = await rpcClient.RpcSendAsync<JsonObject>("getnep17transfers", address);
+        return EnumerateTransfers(result, isNep11: false);
+    }
+
+    async Task<IEnumerable<RawTransfer>> LoadNep11TransfersAsync(string address)
+    {
+        JsonObject result = await rpcClient.RpcSendAsync<JsonObject>("getnep11transfers", address);
+        return EnumerateTransfers(result, isNep11: true);
+    }
+
+    static IEnumerable<RawTransfer> EnumerateTransfers(JsonObject result, bool isNep11)
+    {
+        foreach (RawTransfer transfer in EnumerateDirection(result, "received", isIncoming: true, isNep11))
+            yield return transfer;
+        foreach (RawTransfer transfer in EnumerateDirection(result, "sent", isIncoming: false, isNep11))
+            yield return transfer;
+    }
+
+    static IEnumerable<RawTransfer> EnumerateDirection(JsonObject result, string key, bool isIncoming, bool isNep11)
+    {
+        if (result[key] is not JsonArray transfers)
+            yield break;
+
+        foreach (JsonNode? node in transfers)
+        {
+            if (node is not JsonObject transfer)
+                continue;
+
+            string? assetHash = ReadString(transfer, "assethash", "assetHash");
+            string? txHash = ReadString(transfer, "txhash", "txHash");
+            if (string.IsNullOrWhiteSpace(assetHash) || string.IsNullOrWhiteSpace(txHash))
+                continue;
+
+            yield return new RawTransfer
+            {
+                IsIncoming = isIncoming,
+                IsNep11 = isNep11,
+                AssetHash = UInt160.Parse(assetHash),
+                Amount = ReadString(transfer, "amount"),
+                TokenId = ReadString(transfer, "tokenid", "tokenId"),
+                Counterparty = ReadString(transfer, "transferaddress", "transferAddress") ?? "",
+                TransactionHash = txHash,
+                Timestamp = ReadInt64(transfer, "timestamp"),
+                BlockIndex = ReadUInt32(transfer, "blockindex", "blockIndex")
+            };
+        }
+    }
+
+    async Task<TransactionHistoryItem> CreateItemAsync(RawTransfer transfer)
+    {
+        return transfer.IsNep11
+            ? await CreateNep11ItemAsync(transfer)
+            : await CreateNep17ItemAsync(transfer);
+    }
+
+    async Task<TransactionHistoryItem> CreateNep17ItemAsync(RawTransfer transfer)
+    {
+        TokenInfo? token = await GetNep17TokenAsync(transfer.AssetHash);
+        string symbol = token?.Symbol ?? ShortHash(transfer.AssetHash.ToString());
+        string amount = FormatNep17Amount(transfer.Amount, token?.Decimals ?? 0);
+        string sign = transfer.IsIncoming ? "+" : "-";
+        return CreateItem(transfer, $"{DirectionVerb(transfer)} {symbol}", $"{sign}{amount} {symbol}");
+    }
+
+    async Task<TransactionHistoryItem> CreateNep11ItemAsync(RawTransfer transfer)
+    {
+        Nep11TokenInfo? token = await GetNep11TokenAsync(transfer.AssetHash);
+        string symbol = token?.Symbol ?? ShortHash(transfer.AssetHash.ToString());
+        string tokenId = string.IsNullOrWhiteSpace(transfer.TokenId) ? "" : $" #{ShortText(transfer.TokenId)}";
+        return CreateItem(transfer, $"{DirectionVerb(transfer)} {symbol}", $"{symbol}{tokenId}");
+    }
+
+    TransactionHistoryItem CreateItem(RawTransfer transfer, string title, string amountText)
+    {
+        string timeText = transfer.Timestamp > 0
+            ? DateTimeOffset.FromUnixTimeMilliseconds(transfer.Timestamp).LocalDateTime.ToString("g", CultureInfo.CurrentCulture)
+            : Strings.Time;
+        return new TransactionHistoryItem
+        {
+            Title = title,
+            AmountText = amountText,
+            DirectionText = transfer.IsIncoming ? Strings.Receive : Strings.Send,
+            CounterpartyText = string.IsNullOrWhiteSpace(transfer.Counterparty) ? ShortHash(transfer.AssetHash.ToString()) : transfer.Counterparty,
+            TimeText = timeText,
+            BlockText = transfer.BlockIndex is null ? null : $"#{transfer.BlockIndex}",
+            TransactionHash = ShortHash(transfer.TransactionHash)
+        };
+    }
+
+    async Task<TokenInfo?> GetNep17TokenAsync(UInt160 assetHash)
+    {
+        if (nep17TokenCache.TryGetValue(assetHash, out TokenInfo? cached))
+            return cached;
+
+        try
+        {
+            cached = await rpcClient.GetTokenInfo(assetHash);
+        }
+        catch (Exception ex)
+        {
+            Debug.WriteLine(ex);
+            cached = null;
+        }
+        nep17TokenCache[assetHash] = cached;
+        return cached;
+    }
+
+    async Task<Nep11TokenInfo?> GetNep11TokenAsync(UInt160 assetHash)
+    {
+        if (nep11TokenCache.TryGetValue(assetHash, out Nep11TokenInfo? cached))
+            return cached;
+
+        try
+        {
+            cached = await rpcClient.GetNep11TokenInfo(assetHash);
+        }
+        catch (Exception ex)
+        {
+            Debug.WriteLine(ex);
+            cached = null;
+        }
+        nep11TokenCache[assetHash] = cached;
+        return cached;
+    }
+
+    static string FormatNep17Amount(string? value, byte decimals)
+    {
+        return BigInteger.TryParse(value, NumberStyles.Integer, CultureInfo.InvariantCulture, out BigInteger amount)
+            ? new BigDecimal(amount, decimals).ToString()
+            : value ?? "0";
+    }
+
+    static string DirectionVerb(RawTransfer transfer)
+    {
+        return transfer.IsIncoming ? Strings.Receive : Strings.Send;
+    }
+
+    static string ShortHash(string value)
+    {
+        return value.Length <= 14 ? value : $"{value[..6]}...{value[^6..]}";
+    }
+
+    static string ShortText(string value)
+    {
+        return value.Length <= 12 ? value : $"{value[..6]}...{value[^4..]}";
+    }
+
+    static string? ReadString(JsonObject obj, params string[] keys)
+    {
+        foreach (string key in keys)
+        {
+            if (obj[key] is JsonValue value)
+                return value.ToString();
+        }
+        return null;
+    }
+
+    static long ReadInt64(JsonObject obj, string key)
+    {
+        return obj[key] is JsonValue value && long.TryParse(value.ToString(), NumberStyles.Integer, CultureInfo.InvariantCulture, out long result)
+            ? result
+            : 0;
+    }
+
+    static uint? ReadUInt32(JsonObject obj, params string[] keys)
+    {
+        foreach (string key in keys)
+        {
+            if (obj[key] is JsonValue value && uint.TryParse(value.ToString(), NumberStyles.Integer, CultureInfo.InvariantCulture, out uint result))
+                return result;
+        }
+        return null;
+    }
+
+    sealed class RawTransfer
+    {
+        public required bool IsIncoming { get; init; }
+        public required bool IsNep11 { get; init; }
+        public required UInt160 AssetHash { get; init; }
+        public string? Amount { get; init; }
+        public string? TokenId { get; init; }
+        public required string Counterparty { get; init; }
+        public required string TransactionHash { get; init; }
+        public required long Timestamp { get; init; }
+        public uint? BlockIndex { get; init; }
+    }
+}
diff --git a/OneGateApp/Pages/WalletPage.xaml b/OneGateApp/Pages/WalletPage.xaml
index ecc6e63..59c31de 100644
--- a/OneGateApp/Pages/WalletPage.xaml
+++ b/OneGateApp/Pages/WalletPage.xaml
@@ -80,7 +80,7 @@
                         </Border>
                         <Label Text="{x:Static og:Strings.Records}" FontAttributes="Bold" FontSize="12" HorizontalTextAlignment="Center" />
                         <VerticalStackLayout.GestureRecognizers>
-                            <TapGestureRecognizer Command="{x:Static og:Commands.OpenUrl}" CommandParameter="{Binding ScriptHash, StringFormat='https://explorer.onegate.space/accountprofile/{0}'}" />
+                            <TapGestureRecognizer Command="{x:Static og:Commands.GotoPage}" CommandParameter="//wallet/transactions" />
                         </VerticalStackLayout.GestureRecognizers>
                     </VerticalStackLayout>
                 </Grid>
diff --git a/OneGateApp/Properties/Strings.Designer.cs b/OneGateApp/Properties/Strings.Designer.cs
index 9b455dd..1dd3757 100644
--- a/OneGateApp/Properties/Strings.Designer.cs
+++ b/OneGateApp/Properties/Strings.Designer.cs
@@ -1811,7 +1811,43 @@ internal static string Records {
                 return ResourceManager.GetString("Records", resourceCulture);
             }
         }
-        
+
+        /// <summary>
+        ///   查找类似 No transaction activity found 的本地化字符串。
+        /// </summary>
+        internal static string TransactionHistoryEmpty {
+            get {
+                return ResourceManager.GetString("TransactionHistoryEmpty", resourceCulture);
+            }
+        }
+
+        /// <summary>
+        ///   查找类似 Transfers for this wallet will appear here after they are indexed by the RPC node. 的本地化字符串。
+        /// </summary>
+        internal static string TransactionHistoryEmptyText {
+            get {
+                return ResourceManager.GetString("TransactionHistoryEmptyText", resourceCulture);
+            }
+        }
+
+        /// <summary>
+        ///   查找类似 Unable to load transaction history 的本地化字符串。
+        /// </summary>
+        internal static string TransactionHistoryLoadFailed {
+            get {
+                return ResourceManager.GetString("TransactionHistoryLoadFailed", resourceCulture);
+            }
+        }
+
+        /// <summary>
+        ///   查找类似 Retry 的本地化字符串。
+        /// </summary>
+        internal static string TransactionHistoryRetry {
+            get {
+                return ResourceManager.GetString("TransactionHistoryRetry", resourceCulture);
+            }
+        }
+
         /// <summary>
         ///   查找类似 External link navigation blocked 的本地化字符串。
         /// </summary>
diff --git a/OneGateApp/Properties/Strings.de.resx b/OneGateApp/Properties/Strings.de.resx
index 9501220..b5d7b03 100644
--- a/OneGateApp/Properties/Strings.de.resx
+++ b/OneGateApp/Properties/Strings.de.resx
@@ -439,6 +439,18 @@ Nach der Deaktivierung müssen Sie Ihr Wallet-Passwort manuell eingeben, um den
   <data name="Records" xml:space="preserve">
     <value>Verlauf</value>
   </data>
+  <data name="TransactionHistoryEmpty" xml:space="preserve">
+    <value>No transaction activity found</value>
+  </data>
+  <data name="TransactionHistoryEmptyText" xml:space="preserve">
+    <value>Transfers for this wallet will appear here after they are indexed by the RPC node.</value>
+  </data>
+  <data name="TransactionHistoryLoadFailed" xml:space="preserve">
+    <value>Unable to load transaction history</value>
+  </data>
+  <data name="TransactionHistoryRetry" xml:space="preserve">
+    <value>Retry</value>
+  </data>
   <data name="Asset" xml:space="preserve">
     <value>Vermögenswerte</value>
   </data>
diff --git a/OneGateApp/Properties/Strings.es.resx b/OneGateApp/Properties/Strings.es.resx
index 9192f36..9a3535a 100644
--- a/OneGateApp/Properties/Strings.es.resx
+++ b/OneGateApp/Properties/Strings.es.resx
@@ -439,6 +439,18 @@ Después de desactivarla, deberá introducir manualmente la contraseña de la bi
   <data name="Records" xml:space="preserve">
     <value>Movs.</value>
   </data>
+  <data name="TransactionHistoryEmpty" xml:space="preserve">
+    <value>No transaction activity found</value>
+  </data>
+  <data name="TransactionHistoryEmptyText" xml:space="preserve">
+    <value>Transfers for this wallet will appear here after they are indexed by the RPC node.</value>
+  </data>
+  <data name="TransactionHistoryLoadFailed" xml:space="preserve">
+    <value>Unable to load transaction history</value>
+  </data>
+  <data name="TransactionHistoryRetry" xml:space="preserve">
+    <value>Retry</value>
+  </data>
   <data name="Asset" xml:space="preserve">
     <value>Activos</value>
   </data>
diff --git a/OneGateApp/Properties/Strings.fr.resx b/OneGateApp/Properties/Strings.fr.resx
index 36505fb..5e354ce 100644
--- a/OneGateApp/Properties/Strings.fr.resx
+++ b/OneGateApp/Properties/Strings.fr.resx
@@ -439,6 +439,18 @@ Après désactivation, vous devrez saisir manuellement le mot de passe du portef
   <data name="Records" xml:space="preserve">
     <value>Histor.</value>
   </data>
+  <data name="TransactionHistoryEmpty" xml:space="preserve">
+    <value>No transaction activity found</value>
+  </data>
+  <data name="TransactionHistoryEmptyText" xml:space="preserve">
+    <value>Transfers for this wallet will appear here after they are indexed by the RPC node.</value>
+  </data>
+  <data name="TransactionHistoryLoadFailed" xml:space="preserve">
+    <value>Unable to load transaction history</value>
+  </data>
+  <data name="TransactionHistoryRetry" xml:space="preserve">
+    <value>Retry</value>
+  </data>
   <data name="Asset" xml:space="preserve">
     <value>Actifs</value>
   </data>
diff --git a/OneGateApp/Properties/Strings.id.resx b/OneGateApp/Properties/Strings.id.resx
index 8cf03e3..dc75e36 100644
--- a/OneGateApp/Properties/Strings.id.resx
+++ b/OneGateApp/Properties/Strings.id.resx
@@ -439,6 +439,18 @@ Setelah dinonaktifkan, Anda harus memasukkan kata sandi wallet secara manual unt
   <data name="Records" xml:space="preserve">
     <value>Riwayat</value>
   </data>
+  <data name="TransactionHistoryEmpty" xml:space="preserve">
+    <value>No transaction activity found</value>
+  </data>
+  <data name="TransactionHistoryEmptyText" xml:space="preserve">
+    <value>Transfers for this wallet will appear here after they are indexed by the RPC node.</value>
+  </data>
+  <data name="TransactionHistoryLoadFailed" xml:space="preserve">
+    <value>Unable to load transaction history</value>
+  </data>
+  <data name="TransactionHistoryRetry" xml:space="preserve">
+    <value>Retry</value>
+  </data>
   <data name="Asset" xml:space="preserve">
     <value>Aset</value>
   </data>
diff --git a/OneGateApp/Properties/Strings.it.resx b/OneGateApp/Properties/Strings.it.resx
index 90f59ca..b49c066 100644
--- a/OneGateApp/Properties/Strings.it.resx
+++ b/OneGateApp/Properties/Strings.it.resx
@@ -439,6 +439,18 @@ Dopo la disattivazione, dovrai inserire manualmente la password del wallet per a
   <data name="Records" xml:space="preserve">
     <value>Storico</value>
   </data>
+  <data name="TransactionHistoryEmpty" xml:space="preserve">
+    <value>No transaction activity found</value>
+  </data>
+  <data name="TransactionHistoryEmptyText" xml:space="preserve">
+    <value>Transfers for this wallet will appear here after they are indexed by the RPC node.</value>
+  </data>
+  <data name="TransactionHistoryLoadFailed" xml:space="preserve">
+    <value>Unable to load transaction history</value>
+  </data>
+  <data name="TransactionHistoryRetry" xml:space="preserve">
+    <value>Retry</value>
+  </data>
   <data name="Asset" xml:space="preserve">
     <value>Asset</value>
   </data>
diff --git a/OneGateApp/Properties/Strings.ja.resx b/OneGateApp/Properties/Strings.ja.resx
index b9eab0d..1b2bb8d 100644
--- a/OneGateApp/Properties/Strings.ja.resx
+++ b/OneGateApp/Properties/Strings.ja.resx
@@ -439,6 +439,18 @@
   <data name="Records" xml:space="preserve">
     <value>取引履歴</value>
   </data>
+  <data name="TransactionHistoryEmpty" xml:space="preserve">
+    <value>No transaction activity found</value>
+  </data>
+  <data name="TransactionHistoryEmptyText" xml:space="preserve">
+    <value>Transfers for this wallet will appear here after they are indexed by the RPC node.</value>
+  </data>
+  <data name="TransactionHistoryLoadFailed" xml:space="preserve">
+    <value>Unable to load transaction history</value>
+  </data>
+  <data name="TransactionHistoryRetry" xml:space="preserve">
+    <value>Retry</value>
+  </data>
   <data name="Asset" xml:space="preserve">
     <value>資産</value>
   </data>
diff --git a/OneGateApp/Properties/Strings.ko.resx b/OneGateApp/Properties/Strings.ko.resx
index d71a57b..50e1283 100644
--- a/OneGateApp/Properties/Strings.ko.resx
+++ b/OneGateApp/Properties/Strings.ko.resx
@@ -439,6 +439,18 @@
   <data name="Records" xml:space="preserve">
     <value>거래 내역</value>
   </data>
+  <data name="TransactionHistoryEmpty" xml:space="preserve">
+    <value>No transaction activity found</value>
+  </data>
+  <data name="TransactionHistoryEmptyText" xml:space="preserve">
+    <value>Transfers for this wallet will appear here after they are indexed by the RPC node.</value>
+  </data>
+  <data name="TransactionHistoryLoadFailed" xml:space="preserve">
+    <value>Unable to load transaction history</value>
+  </data>
+  <data name="TransactionHistoryRetry" xml:space="preserve">
+    <value>Retry</value>
+  </data>
   <data name="Asset" xml:space="preserve">
     <value>자산</value>
   </data>
diff --git a/OneGateApp/Properties/Strings.nl.resx b/OneGateApp/Properties/Strings.nl.resx
index 7a9105c..e847e9c 100644
--- a/OneGateApp/Properties/Strings.nl.resx
+++ b/OneGateApp/Properties/Strings.nl.resx
@@ -439,6 +439,18 @@ Na het uitschakelen moet u handmatig uw walletwachtwoord invoeren om toegang te
   <data name="Records" xml:space="preserve">
     <value>Historie</value>
   </data>
+  <data name="TransactionHistoryEmpty" xml:space="preserve">
+    <value>No transaction activity found</value>
+  </data>
+  <data name="TransactionHistoryEmptyText" xml:space="preserve">
+    <value>Transfers for this wallet will appear here after they are indexed by the RPC node.</value>
+  </data>
+  <data name="TransactionHistoryLoadFailed" xml:space="preserve">
+    <value>Unable to load transaction history</value>
+  </data>
+  <data name="TransactionHistoryRetry" xml:space="preserve">
+    <value>Retry</value>
+  </data>
   <data name="Asset" xml:space="preserve">
     <value>Asset</value>
   </data>
diff --git a/OneGateApp/Properties/Strings.pt-BR.resx b/OneGateApp/Properties/Strings.pt-BR.resx
index 352f2a7..81e0b4b 100644
--- a/OneGateApp/Properties/Strings.pt-BR.resx
+++ b/OneGateApp/Properties/Strings.pt-BR.resx
@@ -439,6 +439,18 @@ Depois de desativá-la, será necessário digitar manualmente a senha da carteir
   <data name="Records" xml:space="preserve">
     <value>Hist.</value>
   </data>
+  <data name="TransactionHistoryEmpty" xml:space="preserve">
+    <value>No transaction activity found</value>
+  </data>
+  <data name="TransactionHistoryEmptyText" xml:space="preserve">
+    <value>Transfers for this wallet will appear here after they are indexed by the RPC node.</value>
+  </data>
+  <data name="TransactionHistoryLoadFailed" xml:space="preserve">
+    <value>Unable to load transaction history</value>
+  </data>
+  <data name="TransactionHistoryRetry" xml:space="preserve">
+    <value>Retry</value>
+  </data>
   <data name="Asset" xml:space="preserve">
     <value>Ativo</value>
   </data>
diff --git a/OneGateApp/Properties/Strings.resx b/OneGateApp/Properties/Strings.resx
index e0fbfd0..99d035a 100644
--- a/OneGateApp/Properties/Strings.resx
+++ b/OneGateApp/Properties/Strings.resx
@@ -439,6 +439,18 @@ After disabling, you will need to manually enter your wallet password to authori
   <data name="Records" xml:space="preserve">
     <value>History</value>
   </data>
+  <data name="TransactionHistoryEmpty" xml:space="preserve">
+    <value>No transaction activity found</value>
+  </data>
+  <data name="TransactionHistoryEmptyText" xml:space="preserve">
+    <value>Transfers for this wallet will appear here after they are indexed by the RPC node.</value>
+  </data>
+  <data name="TransactionHistoryLoadFailed" xml:space="preserve">
+    <value>Unable to load transaction history</value>
+  </data>
+  <data name="TransactionHistoryRetry" xml:space="preserve">
+    <value>Retry</value>
+  </data>
   <data name="Asset" xml:space="preserve">
     <value>Asset</value>
   </data>
diff --git a/OneGateApp/Properties/Strings.ru.resx b/OneGateApp/Properties/Strings.ru.resx
index 4149470..9dea1aa 100644
--- a/OneGateApp/Properties/Strings.ru.resx
+++ b/OneGateApp/Properties/Strings.ru.resx
@@ -439,6 +439,18 @@
   <data name="Records" xml:space="preserve">
     <value>История</value>
   </data>
+  <data name="TransactionHistoryEmpty" xml:space="preserve">
+    <value>No transaction activity found</value>
+  </data>
+  <data name="TransactionHistoryEmptyText" xml:space="preserve">
+    <value>Transfers for this wallet will appear here after they are indexed by the RPC node.</value>
+  </data>
+  <data name="TransactionHistoryLoadFailed" xml:space="preserve">
+    <value>Unable to load transaction history</value>
+  </data>
+  <data name="TransactionHistoryRetry" xml:space="preserve">
+    <value>Retry</value>
+  </data>
   <data name="Asset" xml:space="preserve">
     <value>Активы</value>
   </data>
diff --git a/OneGateApp/Properties/Strings.tr.resx b/OneGateApp/Properties/Strings.tr.resx
index 7c3145c..22ee989 100644
--- a/OneGateApp/Properties/Strings.tr.resx
+++ b/OneGateApp/Properties/Strings.tr.resx
@@ -439,6 +439,18 @@ Devre dışı bıraktıktan sonra erişimi yetkilendirmek için cüzdan şifreni
   <data name="Records" xml:space="preserve">
     <value>Geçmiş</value>
   </data>
+  <data name="TransactionHistoryEmpty" xml:space="preserve">
+    <value>No transaction activity found</value>
+  </data>
+  <data name="TransactionHistoryEmptyText" xml:space="preserve">
+    <value>Transfers for this wallet will appear here after they are indexed by the RPC node.</value>
+  </data>
+  <data name="TransactionHistoryLoadFailed" xml:space="preserve">
+    <value>Unable to load transaction history</value>
+  </data>
+  <data name="TransactionHistoryRetry" xml:space="preserve">
+    <value>Retry</value>
+  </data>
   <data name="Asset" xml:space="preserve">
     <value>Varlık</value>
   </data>
diff --git a/OneGateApp/Properties/Strings.vi.resx b/OneGateApp/Properties/Strings.vi.resx
index e101e22..2b7f9e4 100644
--- a/OneGateApp/Properties/Strings.vi.resx
+++ b/OneGateApp/Properties/Strings.vi.resx
@@ -439,6 +439,18 @@ Sau khi tắt, bạn sẽ cần nhập mật khẩu ví thủ công để cấp
   <data name="Records" xml:space="preserve">
     <value>Lịch sử</value>
   </data>
+  <data name="TransactionHistoryEmpty" xml:space="preserve">
+    <value>No transaction activity found</value>
+  </data>
+  <data name="TransactionHistoryEmptyText" xml:space="preserve">
+    <value>Transfers for this wallet will appear here after they are indexed by the RPC node.</value>
+  </data>
+  <data name="TransactionHistoryLoadFailed" xml:space="preserve">
+    <value>Unable to load transaction history</value>
+  </data>
+  <data name="TransactionHistoryRetry" xml:space="preserve">
+    <value>Retry</value>
+  </data>
   <data name="Asset" xml:space="preserve">
     <value>Tài sản</value>
   </data>
diff --git a/OneGateApp/Properties/Strings.zh-Hans.resx b/OneGateApp/Properties/Strings.zh-Hans.resx
index 068ed29..65acddc 100644
--- a/OneGateApp/Properties/Strings.zh-Hans.resx
+++ b/OneGateApp/Properties/Strings.zh-Hans.resx
@@ -439,6 +439,18 @@
   <data name="Records" xml:space="preserve">
     <value>交易记录</value>
   </data>
+  <data name="TransactionHistoryEmpty" xml:space="preserve">
+    <value>暂无交易活动</value>
+  </data>
+  <data name="TransactionHistoryEmptyText" xml:space="preserve">
+    <value>此钱包的转账被 RPC 节点索引后，会显示在这里。</value>
+  </data>
+  <data name="TransactionHistoryLoadFailed" xml:space="preserve">
+    <value>无法加载交易历史</value>
+  </data>
+  <data name="TransactionHistoryRetry" xml:space="preserve">
+    <value>重试</value>
+  </data>
   <data name="Asset" xml:space="preserve">
     <value>资产</value>
   </data>
diff --git a/OneGateApp/Properties/Strings.zh-Hant.resx b/OneGateApp/Properties/Strings.zh-Hant.resx
index e985d08..2c8aca1 100644
--- a/OneGateApp/Properties/Strings.zh-Hant.resx
+++ b/OneGateApp/Properties/Strings.zh-Hant.resx
@@ -439,6 +439,18 @@
   <data name="Records" xml:space="preserve">
     <value>交易紀錄</value>
   </data>
+  <data name="TransactionHistoryEmpty" xml:space="preserve">
+    <value>暫無交易活動</value>
+  </data>
+  <data name="TransactionHistoryEmptyText" xml:space="preserve">
+    <value>此錢包的轉帳被 RPC 節點索引後，會顯示在這裡。</value>
+  </data>
+  <data name="TransactionHistoryLoadFailed" xml:space="preserve">
+    <value>無法載入交易歷史</value>
+  </data>
+  <data name="TransactionHistoryRetry" xml:space="preserve">
+    <value>重試</value>
+  </data>
   <data name="Asset" xml:space="preserve">
     <value>資產</value>
   </data>
@@ -989,4 +1001,4 @@
   <data name="Unavailable" xml:space="preserve">
     <value>不可用</value>
   </data>
-</root>
\ No newline at end of file
+</root>

From c6ec0fc6726de5b9616bef627208dce4ad6e7984 Mon Sep 17 00:00:00 2001
From: Jimmy <jimmy@r3e.network>
Date: Mon, 22 Jun 2026 12:05:29 +0800
Subject: [PATCH 2/8] Address transaction history review feedback

---
 OneGateApp/Pages/TransactionHistoryPage.xaml    |  4 ----
 OneGateApp/Pages/TransactionHistoryPage.xaml.cs | 15 +++++++++++----
 OneGateApp/Properties/Strings.de.resx           | 10 +++++-----
 OneGateApp/Properties/Strings.es.resx           | 10 +++++-----
 OneGateApp/Properties/Strings.fr.resx           | 10 +++++-----
 OneGateApp/Properties/Strings.id.resx           | 10 +++++-----
 OneGateApp/Properties/Strings.it.resx           | 10 +++++-----
 OneGateApp/Properties/Strings.ja.resx           | 10 +++++-----
 OneGateApp/Properties/Strings.ko.resx           | 10 +++++-----
 OneGateApp/Properties/Strings.nl.resx           | 10 +++++-----
 OneGateApp/Properties/Strings.pt-BR.resx        | 10 +++++-----
 OneGateApp/Properties/Strings.ru.resx           | 10 +++++-----
 OneGateApp/Properties/Strings.tr.resx           | 10 +++++-----
 OneGateApp/Properties/Strings.vi.resx           | 10 +++++-----
 14 files changed, 71 insertions(+), 68 deletions(-)

diff --git a/OneGateApp/Pages/TransactionHistoryPage.xaml b/OneGateApp/Pages/TransactionHistoryPage.xaml
index cdb19a2..2d2a50d 100644
--- a/OneGateApp/Pages/TransactionHistoryPage.xaml
+++ b/OneGateApp/Pages/TransactionHistoryPage.xaml
@@ -2,14 +2,10 @@
 <ContentPage xmlns="http://schemas.microsoft.com/dotnet/2021/maui"
              xmlns:x="http://schemas.microsoft.com/winfx/2009/xaml"
              xmlns:og="http://schemas.neoorder.org/onegate/controls"
-             xmlns:toolkit="http://schemas.microsoft.com/dotnet/2022/maui/toolkit"
              x:Class="NeoOrder.OneGate.Pages.TransactionHistoryPage"
              Title="{x:Static og:Strings.Records}"
              BindingContext="{Binding Source={RelativeSource Self}}"
              Shell.TabBarIsVisible="False">
-    <ContentPage.Resources>
-        <toolkit:InvertedBoolConverter x:Key="InvertedBoolConverter" />
-    </ContentPage.Resources>
     <RefreshView Margin="20,8" IsRefreshing="{Binding IsRefreshing}" Command="{Binding RefreshCommand}">
         <CollectionView ItemsSource="{Binding Transactions}" MinimumHeightRequest="200">
             <CollectionView.EmptyView>
diff --git a/OneGateApp/Pages/TransactionHistoryPage.xaml.cs b/OneGateApp/Pages/TransactionHistoryPage.xaml.cs
index dd4673d..8686ef1 100644
--- a/OneGateApp/Pages/TransactionHistoryPage.xaml.cs
+++ b/OneGateApp/Pages/TransactionHistoryPage.xaml.cs
@@ -171,7 +171,7 @@ TransactionHistoryItem CreateItem(RawTransfer transfer, string title, string amo
             Title = title,
             AmountText = amountText,
             DirectionText = transfer.IsIncoming ? Strings.Receive : Strings.Send,
-            CounterpartyText = string.IsNullOrWhiteSpace(transfer.Counterparty) ? ShortHash(transfer.AssetHash.ToString()) : transfer.Counterparty,
+            CounterpartyText = string.IsNullOrWhiteSpace(transfer.Counterparty) ? Strings.Unavailable : transfer.Counterparty,
             TimeText = timeText,
             BlockText = transfer.BlockIndex is null ? null : $"#{transfer.BlockIndex}",
             TransactionHash = ShortHash(transfer.TransactionHash)
@@ -241,14 +241,14 @@ static string ShortText(string value)
         foreach (string key in keys)
         {
             if (obj[key] is JsonValue value)
-                return value.ToString();
+                return ReadJsonScalar(value);
         }
         return null;
     }
 
     static long ReadInt64(JsonObject obj, string key)
     {
-        return obj[key] is JsonValue value && long.TryParse(value.ToString(), NumberStyles.Integer, CultureInfo.InvariantCulture, out long result)
+        return obj[key] is JsonValue value && long.TryParse(ReadJsonScalar(value), NumberStyles.Integer, CultureInfo.InvariantCulture, out long result)
             ? result
             : 0;
     }
@@ -257,12 +257,19 @@ static long ReadInt64(JsonObject obj, string key)
     {
         foreach (string key in keys)
         {
-            if (obj[key] is JsonValue value && uint.TryParse(value.ToString(), NumberStyles.Integer, CultureInfo.InvariantCulture, out uint result))
+            if (obj[key] is JsonValue value && uint.TryParse(ReadJsonScalar(value), NumberStyles.Integer, CultureInfo.InvariantCulture, out uint result))
                 return result;
         }
         return null;
     }
 
+    static string ReadJsonScalar(JsonValue value)
+    {
+        return value.TryGetValue(out string? text)
+            ? text ?? string.Empty
+            : value.ToString();
+    }
+
     sealed class RawTransfer
     {
         public required bool IsIncoming { get; init; }
diff --git a/OneGateApp/Properties/Strings.de.resx b/OneGateApp/Properties/Strings.de.resx
index b5d7b03..6356157 100644
--- a/OneGateApp/Properties/Strings.de.resx
+++ b/OneGateApp/Properties/Strings.de.resx
@@ -440,16 +440,16 @@ Nach der Deaktivierung müssen Sie Ihr Wallet-Passwort manuell eingeben, um den
     <value>Verlauf</value>
   </data>
   <data name="TransactionHistoryEmpty" xml:space="preserve">
-    <value>No transaction activity found</value>
+    <value>Keine Transaktionsaktivität gefunden</value>
   </data>
   <data name="TransactionHistoryEmptyText" xml:space="preserve">
-    <value>Transfers for this wallet will appear here after they are indexed by the RPC node.</value>
+    <value>Überweisungen für dieses Wallet erscheinen hier, nachdem sie vom RPC-Knoten indexiert wurden.</value>
   </data>
   <data name="TransactionHistoryLoadFailed" xml:space="preserve">
-    <value>Unable to load transaction history</value>
+    <value>Transaktionsverlauf kann nicht geladen werden</value>
   </data>
   <data name="TransactionHistoryRetry" xml:space="preserve">
-    <value>Retry</value>
+    <value>Erneut versuchen</value>
   </data>
   <data name="Asset" xml:space="preserve">
     <value>Vermögenswerte</value>
@@ -1001,4 +1001,4 @@ Es wird empfohlen, den NEP-2-Schlüssel und das Passwort getrennt aufzubewahren
   <data name="Unavailable" xml:space="preserve">
     <value>Nicht verfügbar</value>
   </data>
-</root>
\ No newline at end of file
+</root>
diff --git a/OneGateApp/Properties/Strings.es.resx b/OneGateApp/Properties/Strings.es.resx
index 9a3535a..8a88d03 100644
--- a/OneGateApp/Properties/Strings.es.resx
+++ b/OneGateApp/Properties/Strings.es.resx
@@ -440,16 +440,16 @@ Después de desactivarla, deberá introducir manualmente la contraseña de la bi
     <value>Movs.</value>
   </data>
   <data name="TransactionHistoryEmpty" xml:space="preserve">
-    <value>No transaction activity found</value>
+    <value>No se encontró actividad de transacciones</value>
   </data>
   <data name="TransactionHistoryEmptyText" xml:space="preserve">
-    <value>Transfers for this wallet will appear here after they are indexed by the RPC node.</value>
+    <value>Las transferencias de esta billetera aparecerán aquí después de que el nodo RPC las indexe.</value>
   </data>
   <data name="TransactionHistoryLoadFailed" xml:space="preserve">
-    <value>Unable to load transaction history</value>
+    <value>No se puede cargar el historial de transacciones</value>
   </data>
   <data name="TransactionHistoryRetry" xml:space="preserve">
-    <value>Retry</value>
+    <value>Reintentar</value>
   </data>
   <data name="Asset" xml:space="preserve">
     <value>Activos</value>
@@ -1001,4 +1001,4 @@ Se recomienda almacenar la clave NEP-2 y la contraseña por separado y realizar
   <data name="Unavailable" xml:space="preserve">
     <value>No disponible</value>
   </data>
-</root>
\ No newline at end of file
+</root>
diff --git a/OneGateApp/Properties/Strings.fr.resx b/OneGateApp/Properties/Strings.fr.resx
index 5e354ce..1f67cbe 100644
--- a/OneGateApp/Properties/Strings.fr.resx
+++ b/OneGateApp/Properties/Strings.fr.resx
@@ -440,16 +440,16 @@ Après désactivation, vous devrez saisir manuellement le mot de passe du portef
     <value>Histor.</value>
   </data>
   <data name="TransactionHistoryEmpty" xml:space="preserve">
-    <value>No transaction activity found</value>
+    <value>Aucune activité de transaction trouvée</value>
   </data>
   <data name="TransactionHistoryEmptyText" xml:space="preserve">
-    <value>Transfers for this wallet will appear here after they are indexed by the RPC node.</value>
+    <value>Les transferts de ce portefeuille s’afficheront ici après leur indexation par le nœud RPC.</value>
   </data>
   <data name="TransactionHistoryLoadFailed" xml:space="preserve">
-    <value>Unable to load transaction history</value>
+    <value>Impossible de charger l’historique des transactions</value>
   </data>
   <data name="TransactionHistoryRetry" xml:space="preserve">
-    <value>Retry</value>
+    <value>Réessayer</value>
   </data>
   <data name="Asset" xml:space="preserve">
     <value>Actifs</value>
@@ -1001,4 +1001,4 @@ Il est recommandé de conserver séparément la clé NEP-2 et le mot de passe, e
   <data name="Unavailable" xml:space="preserve">
     <value>Indisponible</value>
   </data>
-</root>
\ No newline at end of file
+</root>
diff --git a/OneGateApp/Properties/Strings.id.resx b/OneGateApp/Properties/Strings.id.resx
index dc75e36..67393e0 100644
--- a/OneGateApp/Properties/Strings.id.resx
+++ b/OneGateApp/Properties/Strings.id.resx
@@ -440,16 +440,16 @@ Setelah dinonaktifkan, Anda harus memasukkan kata sandi wallet secara manual unt
     <value>Riwayat</value>
   </data>
   <data name="TransactionHistoryEmpty" xml:space="preserve">
-    <value>No transaction activity found</value>
+    <value>Tidak ada aktivitas transaksi ditemukan</value>
   </data>
   <data name="TransactionHistoryEmptyText" xml:space="preserve">
-    <value>Transfers for this wallet will appear here after they are indexed by the RPC node.</value>
+    <value>Transfer untuk dompet ini akan muncul di sini setelah diindeks oleh node RPC.</value>
   </data>
   <data name="TransactionHistoryLoadFailed" xml:space="preserve">
-    <value>Unable to load transaction history</value>
+    <value>Tidak dapat memuat riwayat transaksi</value>
   </data>
   <data name="TransactionHistoryRetry" xml:space="preserve">
-    <value>Retry</value>
+    <value>Coba lagi</value>
   </data>
   <data name="Asset" xml:space="preserve">
     <value>Aset</value>
@@ -1001,4 +1001,4 @@ Disarankan untuk menyimpan kunci NEP-2 dan kata sandinya secara terpisah serta m
   <data name="Unavailable" xml:space="preserve">
     <value>Tidak tersedia</value>
   </data>
-</root>
\ No newline at end of file
+</root>
diff --git a/OneGateApp/Properties/Strings.it.resx b/OneGateApp/Properties/Strings.it.resx
index b49c066..178e531 100644
--- a/OneGateApp/Properties/Strings.it.resx
+++ b/OneGateApp/Properties/Strings.it.resx
@@ -440,16 +440,16 @@ Dopo la disattivazione, dovrai inserire manualmente la password del wallet per a
     <value>Storico</value>
   </data>
   <data name="TransactionHistoryEmpty" xml:space="preserve">
-    <value>No transaction activity found</value>
+    <value>Nessuna attività di transazione trovata</value>
   </data>
   <data name="TransactionHistoryEmptyText" xml:space="preserve">
-    <value>Transfers for this wallet will appear here after they are indexed by the RPC node.</value>
+    <value>I trasferimenti di questo wallet appariranno qui dopo essere stati indicizzati dal nodo RPC.</value>
   </data>
   <data name="TransactionHistoryLoadFailed" xml:space="preserve">
-    <value>Unable to load transaction history</value>
+    <value>Impossibile caricare la cronologia delle transazioni</value>
   </data>
   <data name="TransactionHistoryRetry" xml:space="preserve">
-    <value>Retry</value>
+    <value>Riprova</value>
   </data>
   <data name="Asset" xml:space="preserve">
     <value>Asset</value>
@@ -1001,4 +1001,4 @@ Si consiglia di conservare separatamente la chiave NEP-2 e la password e di eseg
   <data name="Unavailable" xml:space="preserve">
     <value>Non disponibile</value>
   </data>
-</root>
\ No newline at end of file
+</root>
diff --git a/OneGateApp/Properties/Strings.ja.resx b/OneGateApp/Properties/Strings.ja.resx
index 1b2bb8d..fa244fd 100644
--- a/OneGateApp/Properties/Strings.ja.resx
+++ b/OneGateApp/Properties/Strings.ja.resx
@@ -440,16 +440,16 @@
     <value>取引履歴</value>
   </data>
   <data name="TransactionHistoryEmpty" xml:space="preserve">
-    <value>No transaction activity found</value>
+    <value>取引アクティビティが見つかりません</value>
   </data>
   <data name="TransactionHistoryEmptyText" xml:space="preserve">
-    <value>Transfers for this wallet will appear here after they are indexed by the RPC node.</value>
+    <value>このウォレットの転送は、RPC ノードでインデックスされるとここに表示されます。</value>
   </data>
   <data name="TransactionHistoryLoadFailed" xml:space="preserve">
-    <value>Unable to load transaction history</value>
+    <value>取引履歴を読み込めません</value>
   </data>
   <data name="TransactionHistoryRetry" xml:space="preserve">
-    <value>Retry</value>
+    <value>再試行</value>
   </data>
   <data name="Asset" xml:space="preserve">
     <value>資産</value>
@@ -1001,4 +1001,4 @@ NEP-2 とパスワードは別々に保管し、それぞれを安全にバッ
   <data name="Unavailable" xml:space="preserve">
     <value>利用不可</value>
   </data>
-</root>
\ No newline at end of file
+</root>
diff --git a/OneGateApp/Properties/Strings.ko.resx b/OneGateApp/Properties/Strings.ko.resx
index 50e1283..ed8e92b 100644
--- a/OneGateApp/Properties/Strings.ko.resx
+++ b/OneGateApp/Properties/Strings.ko.resx
@@ -440,16 +440,16 @@
     <value>거래 내역</value>
   </data>
   <data name="TransactionHistoryEmpty" xml:space="preserve">
-    <value>No transaction activity found</value>
+    <value>거래 활동을 찾을 수 없습니다</value>
   </data>
   <data name="TransactionHistoryEmptyText" xml:space="preserve">
-    <value>Transfers for this wallet will appear here after they are indexed by the RPC node.</value>
+    <value>이 지갑의 전송 내역은 RPC 노드에서 색인된 후 여기에 표시됩니다.</value>
   </data>
   <data name="TransactionHistoryLoadFailed" xml:space="preserve">
-    <value>Unable to load transaction history</value>
+    <value>거래 내역을 불러올 수 없습니다</value>
   </data>
   <data name="TransactionHistoryRetry" xml:space="preserve">
-    <value>Retry</value>
+    <value>다시 시도</value>
   </data>
   <data name="Asset" xml:space="preserve">
     <value>자산</value>
@@ -1001,4 +1001,4 @@ NEP-2와 비밀번호는 별도로 보관하고 각각 안전하게 백업하는
   <data name="Unavailable" xml:space="preserve">
     <value>사용할 수 없음</value>
   </data>
-</root>
\ No newline at end of file
+</root>
diff --git a/OneGateApp/Properties/Strings.nl.resx b/OneGateApp/Properties/Strings.nl.resx
index e847e9c..1cc3035 100644
--- a/OneGateApp/Properties/Strings.nl.resx
+++ b/OneGateApp/Properties/Strings.nl.resx
@@ -440,16 +440,16 @@ Na het uitschakelen moet u handmatig uw walletwachtwoord invoeren om toegang te
     <value>Historie</value>
   </data>
   <data name="TransactionHistoryEmpty" xml:space="preserve">
-    <value>No transaction activity found</value>
+    <value>Geen transactieactiviteit gevonden</value>
   </data>
   <data name="TransactionHistoryEmptyText" xml:space="preserve">
-    <value>Transfers for this wallet will appear here after they are indexed by the RPC node.</value>
+    <value>Overboekingen voor deze wallet verschijnen hier nadat ze door de RPC-node zijn geïndexeerd.</value>
   </data>
   <data name="TransactionHistoryLoadFailed" xml:space="preserve">
-    <value>Unable to load transaction history</value>
+    <value>Transactiegeschiedenis kan niet worden geladen</value>
   </data>
   <data name="TransactionHistoryRetry" xml:space="preserve">
-    <value>Retry</value>
+    <value>Opnieuw proberen</value>
   </data>
   <data name="Asset" xml:space="preserve">
     <value>Asset</value>
@@ -1001,4 +1001,4 @@ Het wordt aanbevolen om de NEP-2-sleutel en het wachtwoord apart op te slaan en
   <data name="Unavailable" xml:space="preserve">
     <value>Niet beschikbaar</value>
   </data>
-</root>
\ No newline at end of file
+</root>
diff --git a/OneGateApp/Properties/Strings.pt-BR.resx b/OneGateApp/Properties/Strings.pt-BR.resx
index 81e0b4b..e4c091a 100644
--- a/OneGateApp/Properties/Strings.pt-BR.resx
+++ b/OneGateApp/Properties/Strings.pt-BR.resx
@@ -440,16 +440,16 @@ Depois de desativá-la, será necessário digitar manualmente a senha da carteir
     <value>Hist.</value>
   </data>
   <data name="TransactionHistoryEmpty" xml:space="preserve">
-    <value>No transaction activity found</value>
+    <value>Nenhuma atividade de transação encontrada</value>
   </data>
   <data name="TransactionHistoryEmptyText" xml:space="preserve">
-    <value>Transfers for this wallet will appear here after they are indexed by the RPC node.</value>
+    <value>As transferências desta carteira aparecerão aqui depois de serem indexadas pelo nó RPC.</value>
   </data>
   <data name="TransactionHistoryLoadFailed" xml:space="preserve">
-    <value>Unable to load transaction history</value>
+    <value>Não foi possível carregar o histórico de transações</value>
   </data>
   <data name="TransactionHistoryRetry" xml:space="preserve">
-    <value>Retry</value>
+    <value>Tentar novamente</value>
   </data>
   <data name="Asset" xml:space="preserve">
     <value>Ativo</value>
@@ -1001,4 +1001,4 @@ Recomenda-se armazenar a chave NEP-2 e a senha separadamente e fazer backups seg
   <data name="Unavailable" xml:space="preserve">
     <value>Indisponível</value>
   </data>
-</root>
\ No newline at end of file
+</root>
diff --git a/OneGateApp/Properties/Strings.ru.resx b/OneGateApp/Properties/Strings.ru.resx
index 9dea1aa..5cf2f35 100644
--- a/OneGateApp/Properties/Strings.ru.resx
+++ b/OneGateApp/Properties/Strings.ru.resx
@@ -440,16 +440,16 @@
     <value>История</value>
   </data>
   <data name="TransactionHistoryEmpty" xml:space="preserve">
-    <value>No transaction activity found</value>
+    <value>Активность транзакций не найдена</value>
   </data>
   <data name="TransactionHistoryEmptyText" xml:space="preserve">
-    <value>Transfers for this wallet will appear here after they are indexed by the RPC node.</value>
+    <value>Переводы этого кошелька появятся здесь после индексации RPC-узлом.</value>
   </data>
   <data name="TransactionHistoryLoadFailed" xml:space="preserve">
-    <value>Unable to load transaction history</value>
+    <value>Не удалось загрузить историю транзакций</value>
   </data>
   <data name="TransactionHistoryRetry" xml:space="preserve">
-    <value>Retry</value>
+    <value>Повторить</value>
   </data>
   <data name="Asset" xml:space="preserve">
     <value>Активы</value>
@@ -1001,4 +1001,4 @@
   <data name="Unavailable" xml:space="preserve">
     <value>Недоступно</value>
   </data>
-</root>
\ No newline at end of file
+</root>
diff --git a/OneGateApp/Properties/Strings.tr.resx b/OneGateApp/Properties/Strings.tr.resx
index 22ee989..4aa5b32 100644
--- a/OneGateApp/Properties/Strings.tr.resx
+++ b/OneGateApp/Properties/Strings.tr.resx
@@ -440,16 +440,16 @@ Devre dışı bıraktıktan sonra erişimi yetkilendirmek için cüzdan şifreni
     <value>Geçmiş</value>
   </data>
   <data name="TransactionHistoryEmpty" xml:space="preserve">
-    <value>No transaction activity found</value>
+    <value>İşlem etkinliği bulunamadı</value>
   </data>
   <data name="TransactionHistoryEmptyText" xml:space="preserve">
-    <value>Transfers for this wallet will appear here after they are indexed by the RPC node.</value>
+    <value>Bu cüzdanın transferleri RPC düğümü tarafından dizine eklendikten sonra burada görünür.</value>
   </data>
   <data name="TransactionHistoryLoadFailed" xml:space="preserve">
-    <value>Unable to load transaction history</value>
+    <value>İşlem geçmişi yüklenemiyor</value>
   </data>
   <data name="TransactionHistoryRetry" xml:space="preserve">
-    <value>Retry</value>
+    <value>Tekrar dene</value>
   </data>
   <data name="Asset" xml:space="preserve">
     <value>Varlık</value>
@@ -1001,4 +1001,4 @@ NEP-2 anahtarı ile şifreyi ayrı ayrı saklamanız ve güvenli şekilde yedekl
   <data name="Unavailable" xml:space="preserve">
     <value>Kullanılamıyor</value>
   </data>
-</root>
\ No newline at end of file
+</root>
diff --git a/OneGateApp/Properties/Strings.vi.resx b/OneGateApp/Properties/Strings.vi.resx
index 2b7f9e4..c345a94 100644
--- a/OneGateApp/Properties/Strings.vi.resx
+++ b/OneGateApp/Properties/Strings.vi.resx
@@ -440,16 +440,16 @@ Sau khi tắt, bạn sẽ cần nhập mật khẩu ví thủ công để cấp
     <value>Lịch sử</value>
   </data>
   <data name="TransactionHistoryEmpty" xml:space="preserve">
-    <value>No transaction activity found</value>
+    <value>Không tìm thấy hoạt động giao dịch</value>
   </data>
   <data name="TransactionHistoryEmptyText" xml:space="preserve">
-    <value>Transfers for this wallet will appear here after they are indexed by the RPC node.</value>
+    <value>Các khoản chuyển của ví này sẽ xuất hiện ở đây sau khi được nút RPC lập chỉ mục.</value>
   </data>
   <data name="TransactionHistoryLoadFailed" xml:space="preserve">
-    <value>Unable to load transaction history</value>
+    <value>Không thể tải lịch sử giao dịch</value>
   </data>
   <data name="TransactionHistoryRetry" xml:space="preserve">
-    <value>Retry</value>
+    <value>Thử lại</value>
   </data>
   <data name="Asset" xml:space="preserve">
     <value>Tài sản</value>
@@ -1001,4 +1001,4 @@ Nên lưu trữ riêng khóa NEP-2 và mật khẩu, đồng thời sao lưu ch
   <data name="Unavailable" xml:space="preserve">
     <value>Không khả dụng</value>
   </data>
-</root>
\ No newline at end of file
+</root>

From 7d880daf5cd7917d8c1a9a95d66518909a59d4ff Mon Sep 17 00:00:00 2001
From: Jimmy <jimmy@r3e.network>
Date: Sat, 4 Jul 2026 23:28:14 +0800
Subject: [PATCH 3/8] Load full transaction history range

---
 OneGateApp/Pages/TransactionHistoryPage.xaml.cs | 6 ++++--
 OneGateApp/Properties/Strings.Designer.cs       | 2 +-
 OneGateApp/Properties/Strings.de.resx           | 2 +-
 OneGateApp/Properties/Strings.es.resx           | 2 +-
 OneGateApp/Properties/Strings.fr.resx           | 2 +-
 OneGateApp/Properties/Strings.id.resx           | 2 +-
 OneGateApp/Properties/Strings.it.resx           | 2 +-
 OneGateApp/Properties/Strings.ja.resx           | 2 +-
 OneGateApp/Properties/Strings.ko.resx           | 2 +-
 OneGateApp/Properties/Strings.nl.resx           | 2 +-
 OneGateApp/Properties/Strings.pt-BR.resx        | 2 +-
 OneGateApp/Properties/Strings.resx              | 2 +-
 OneGateApp/Properties/Strings.ru.resx           | 2 +-
 OneGateApp/Properties/Strings.tr.resx           | 2 +-
 OneGateApp/Properties/Strings.vi.resx           | 2 +-
 OneGateApp/Properties/Strings.zh-Hans.resx      | 2 +-
 OneGateApp/Properties/Strings.zh-Hant.resx      | 2 +-
 17 files changed, 20 insertions(+), 18 deletions(-)

diff --git a/OneGateApp/Pages/TransactionHistoryPage.xaml.cs b/OneGateApp/Pages/TransactionHistoryPage.xaml.cs
index 8686ef1..a17c7cb 100644
--- a/OneGateApp/Pages/TransactionHistoryPage.xaml.cs
+++ b/OneGateApp/Pages/TransactionHistoryPage.xaml.cs
@@ -89,13 +89,15 @@ async Task LoadTransactionsAsync(bool isRefresh)
 
     async Task<IEnumerable<RawTransfer>> LoadNep17TransfersAsync(string address)
     {
-        JsonObject result = await rpcClient.RpcSendAsync<JsonObject>("getnep17transfers", address);
+        long endTime = DateTimeOffset.UtcNow.ToUnixTimeMilliseconds();
+        JsonObject result = await rpcClient.RpcSendAsync<JsonObject>("getnep17transfers", address, 0, endTime);
         return EnumerateTransfers(result, isNep11: false);
     }
 
     async Task<IEnumerable<RawTransfer>> LoadNep11TransfersAsync(string address)
     {
-        JsonObject result = await rpcClient.RpcSendAsync<JsonObject>("getnep11transfers", address);
+        long endTime = DateTimeOffset.UtcNow.ToUnixTimeMilliseconds();
+        JsonObject result = await rpcClient.RpcSendAsync<JsonObject>("getnep11transfers", address, 0, endTime);
         return EnumerateTransfers(result, isNep11: true);
     }
 
diff --git a/OneGateApp/Properties/Strings.Designer.cs b/OneGateApp/Properties/Strings.Designer.cs
index 3333b02..c4ceb1a 100644
--- a/OneGateApp/Properties/Strings.Designer.cs
+++ b/OneGateApp/Properties/Strings.Designer.cs
@@ -2011,7 +2011,7 @@ internal static string TransactionHistoryEmpty {
         }
 
         /// <summary>
-        ///   查找类似 Transfers for this wallet will appear here after they are indexed by the RPC node. 的本地化字符串。
+        ///   查找类似 Transfers for this wallet will appear here after they are available from the network. 的本地化字符串。
         /// </summary>
         internal static string TransactionHistoryEmptyText {
             get {
diff --git a/OneGateApp/Properties/Strings.de.resx b/OneGateApp/Properties/Strings.de.resx
index 1dc86cb..40e95af 100644
--- a/OneGateApp/Properties/Strings.de.resx
+++ b/OneGateApp/Properties/Strings.de.resx
@@ -452,7 +452,7 @@ Nach der Deaktivierung müssen Sie Ihr Wallet-Passwort manuell eingeben, um den
     <value>Keine Transaktionsaktivität gefunden</value>
   </data>
   <data name="TransactionHistoryEmptyText" xml:space="preserve">
-    <value>Überweisungen für dieses Wallet erscheinen hier, nachdem sie vom RPC-Knoten indexiert wurden.</value>
+    <value>Überweisungen für dieses Wallet erscheinen hier, sobald sie aus dem Netzwerk verfügbar sind.</value>
   </data>
   <data name="TransactionHistoryLoadFailed" xml:space="preserve">
     <value>Transaktionsverlauf kann nicht geladen werden</value>
diff --git a/OneGateApp/Properties/Strings.es.resx b/OneGateApp/Properties/Strings.es.resx
index 0598dd0..40cb669 100644
--- a/OneGateApp/Properties/Strings.es.resx
+++ b/OneGateApp/Properties/Strings.es.resx
@@ -452,7 +452,7 @@ Después de desactivarla, deberá introducir manualmente la contraseña de la bi
     <value>No se encontró actividad de transacciones</value>
   </data>
   <data name="TransactionHistoryEmptyText" xml:space="preserve">
-    <value>Las transferencias de esta billetera aparecerán aquí después de que el nodo RPC las indexe.</value>
+    <value>Las transferencias de esta billetera aparecerán aquí cuando estén disponibles en la red.</value>
   </data>
   <data name="TransactionHistoryLoadFailed" xml:space="preserve">
     <value>No se puede cargar el historial de transacciones</value>
diff --git a/OneGateApp/Properties/Strings.fr.resx b/OneGateApp/Properties/Strings.fr.resx
index c8eb173..192a32e 100644
--- a/OneGateApp/Properties/Strings.fr.resx
+++ b/OneGateApp/Properties/Strings.fr.resx
@@ -452,7 +452,7 @@ Après désactivation, vous devrez saisir manuellement le mot de passe du portef
     <value>Aucune activité de transaction trouvée</value>
   </data>
   <data name="TransactionHistoryEmptyText" xml:space="preserve">
-    <value>Les transferts de ce portefeuille s’afficheront ici après leur indexation par le nœud RPC.</value>
+    <value>Les transferts de ce portefeuille s’afficheront ici lorsqu’ils seront disponibles sur le réseau.</value>
   </data>
   <data name="TransactionHistoryLoadFailed" xml:space="preserve">
     <value>Impossible de charger l’historique des transactions</value>
diff --git a/OneGateApp/Properties/Strings.id.resx b/OneGateApp/Properties/Strings.id.resx
index 93674e2..54b149d 100644
--- a/OneGateApp/Properties/Strings.id.resx
+++ b/OneGateApp/Properties/Strings.id.resx
@@ -452,7 +452,7 @@ Setelah dinonaktifkan, Anda harus memasukkan kata sandi wallet secara manual unt
     <value>Tidak ada aktivitas transaksi ditemukan</value>
   </data>
   <data name="TransactionHistoryEmptyText" xml:space="preserve">
-    <value>Transfer untuk dompet ini akan muncul di sini setelah diindeks oleh node RPC.</value>
+    <value>Transfer untuk dompet ini akan muncul di sini setelah tersedia dari jaringan.</value>
   </data>
   <data name="TransactionHistoryLoadFailed" xml:space="preserve">
     <value>Tidak dapat memuat riwayat transaksi</value>
diff --git a/OneGateApp/Properties/Strings.it.resx b/OneGateApp/Properties/Strings.it.resx
index e6422a9..190787a 100644
--- a/OneGateApp/Properties/Strings.it.resx
+++ b/OneGateApp/Properties/Strings.it.resx
@@ -452,7 +452,7 @@ Dopo la disattivazione, dovrai inserire manualmente la password del wallet per a
     <value>Nessuna attività di transazione trovata</value>
   </data>
   <data name="TransactionHistoryEmptyText" xml:space="preserve">
-    <value>I trasferimenti di questo wallet appariranno qui dopo essere stati indicizzati dal nodo RPC.</value>
+    <value>I trasferimenti di questo wallet appariranno qui quando saranno disponibili dalla rete.</value>
   </data>
   <data name="TransactionHistoryLoadFailed" xml:space="preserve">
     <value>Impossibile caricare la cronologia delle transazioni</value>
diff --git a/OneGateApp/Properties/Strings.ja.resx b/OneGateApp/Properties/Strings.ja.resx
index dd7d021..9fe3b2f 100644
--- a/OneGateApp/Properties/Strings.ja.resx
+++ b/OneGateApp/Properties/Strings.ja.resx
@@ -452,7 +452,7 @@
     <value>取引アクティビティが見つかりません</value>
   </data>
   <data name="TransactionHistoryEmptyText" xml:space="preserve">
-    <value>このウォレットの転送は、RPC ノードでインデックスされるとここに表示されます。</value>
+    <value>このウォレットの転送は、ネットワークから取得できるようになるとここに表示されます。</value>
   </data>
   <data name="TransactionHistoryLoadFailed" xml:space="preserve">
     <value>取引履歴を読み込めません</value>
diff --git a/OneGateApp/Properties/Strings.ko.resx b/OneGateApp/Properties/Strings.ko.resx
index 991b1f5..08d32fc 100644
--- a/OneGateApp/Properties/Strings.ko.resx
+++ b/OneGateApp/Properties/Strings.ko.resx
@@ -452,7 +452,7 @@
     <value>거래 활동을 찾을 수 없습니다</value>
   </data>
   <data name="TransactionHistoryEmptyText" xml:space="preserve">
-    <value>이 지갑의 전송 내역은 RPC 노드에서 색인된 후 여기에 표시됩니다.</value>
+    <value>이 지갑의 전송 내역은 네트워크에서 확인 가능해지면 여기에 표시됩니다.</value>
   </data>
   <data name="TransactionHistoryLoadFailed" xml:space="preserve">
     <value>거래 내역을 불러올 수 없습니다</value>
diff --git a/OneGateApp/Properties/Strings.nl.resx b/OneGateApp/Properties/Strings.nl.resx
index 294a781..00622c9 100644
--- a/OneGateApp/Properties/Strings.nl.resx
+++ b/OneGateApp/Properties/Strings.nl.resx
@@ -452,7 +452,7 @@ Na het uitschakelen moet u handmatig uw walletwachtwoord invoeren om toegang te
     <value>Geen transactieactiviteit gevonden</value>
   </data>
   <data name="TransactionHistoryEmptyText" xml:space="preserve">
-    <value>Overboekingen voor deze wallet verschijnen hier nadat ze door de RPC-node zijn geïndexeerd.</value>
+    <value>Overboekingen voor deze wallet verschijnen hier zodra ze via het netwerk beschikbaar zijn.</value>
   </data>
   <data name="TransactionHistoryLoadFailed" xml:space="preserve">
     <value>Transactiegeschiedenis kan niet worden geladen</value>
diff --git a/OneGateApp/Properties/Strings.pt-BR.resx b/OneGateApp/Properties/Strings.pt-BR.resx
index fd7db8b..c07b262 100644
--- a/OneGateApp/Properties/Strings.pt-BR.resx
+++ b/OneGateApp/Properties/Strings.pt-BR.resx
@@ -452,7 +452,7 @@ Depois de desativá-la, será necessário digitar manualmente a senha da carteir
     <value>Nenhuma atividade de transação encontrada</value>
   </data>
   <data name="TransactionHistoryEmptyText" xml:space="preserve">
-    <value>As transferências desta carteira aparecerão aqui depois de serem indexadas pelo nó RPC.</value>
+    <value>As transferências desta carteira aparecerão aqui quando estiverem disponíveis na rede.</value>
   </data>
   <data name="TransactionHistoryLoadFailed" xml:space="preserve">
     <value>Não foi possível carregar o histórico de transações</value>
diff --git a/OneGateApp/Properties/Strings.resx b/OneGateApp/Properties/Strings.resx
index 79b8f73..bfd570a 100644
--- a/OneGateApp/Properties/Strings.resx
+++ b/OneGateApp/Properties/Strings.resx
@@ -452,7 +452,7 @@ After disabling, you will need to manually enter your wallet password to authori
     <value>No transaction activity found</value>
   </data>
   <data name="TransactionHistoryEmptyText" xml:space="preserve">
-    <value>Transfers for this wallet will appear here after they are indexed by the RPC node.</value>
+    <value>Transfers for this wallet will appear here after they are available from the network.</value>
   </data>
   <data name="TransactionHistoryLoadFailed" xml:space="preserve">
     <value>Unable to load transaction history</value>
diff --git a/OneGateApp/Properties/Strings.ru.resx b/OneGateApp/Properties/Strings.ru.resx
index b7f4452..72b63e5 100644
--- a/OneGateApp/Properties/Strings.ru.resx
+++ b/OneGateApp/Properties/Strings.ru.resx
@@ -452,7 +452,7 @@
     <value>Активность транзакций не найдена</value>
   </data>
   <data name="TransactionHistoryEmptyText" xml:space="preserve">
-    <value>Переводы этого кошелька появятся здесь после индексации RPC-узлом.</value>
+    <value>Переводы этого кошелька появятся здесь, когда станут доступны из сети.</value>
   </data>
   <data name="TransactionHistoryLoadFailed" xml:space="preserve">
     <value>Не удалось загрузить историю транзакций</value>
diff --git a/OneGateApp/Properties/Strings.tr.resx b/OneGateApp/Properties/Strings.tr.resx
index eeae012..fd70454 100644
--- a/OneGateApp/Properties/Strings.tr.resx
+++ b/OneGateApp/Properties/Strings.tr.resx
@@ -452,7 +452,7 @@ Devre dışı bıraktıktan sonra erişimi yetkilendirmek için cüzdan şifreni
     <value>İşlem etkinliği bulunamadı</value>
   </data>
   <data name="TransactionHistoryEmptyText" xml:space="preserve">
-    <value>Bu cüzdanın transferleri RPC düğümü tarafından dizine eklendikten sonra burada görünür.</value>
+    <value>Bu cüzdanın transferleri ağdan kullanılabilir olduğunda burada görünür.</value>
   </data>
   <data name="TransactionHistoryLoadFailed" xml:space="preserve">
     <value>İşlem geçmişi yüklenemiyor</value>
diff --git a/OneGateApp/Properties/Strings.vi.resx b/OneGateApp/Properties/Strings.vi.resx
index 1b9c486..57d9b1d 100644
--- a/OneGateApp/Properties/Strings.vi.resx
+++ b/OneGateApp/Properties/Strings.vi.resx
@@ -452,7 +452,7 @@ Sau khi tắt, bạn sẽ cần nhập mật khẩu ví thủ công để cấp
     <value>Không tìm thấy hoạt động giao dịch</value>
   </data>
   <data name="TransactionHistoryEmptyText" xml:space="preserve">
-    <value>Các khoản chuyển của ví này sẽ xuất hiện ở đây sau khi được nút RPC lập chỉ mục.</value>
+    <value>Các khoản chuyển của ví này sẽ xuất hiện ở đây khi có sẵn từ mạng.</value>
   </data>
   <data name="TransactionHistoryLoadFailed" xml:space="preserve">
     <value>Không thể tải lịch sử giao dịch</value>
diff --git a/OneGateApp/Properties/Strings.zh-Hans.resx b/OneGateApp/Properties/Strings.zh-Hans.resx
index ab094a4..df7e07c 100644
--- a/OneGateApp/Properties/Strings.zh-Hans.resx
+++ b/OneGateApp/Properties/Strings.zh-Hans.resx
@@ -452,7 +452,7 @@
     <value>暂无交易活动</value>
   </data>
   <data name="TransactionHistoryEmptyText" xml:space="preserve">
-    <value>此钱包的转账被 RPC 节点索引后，会显示在这里。</value>
+    <value>此钱包的转账可从网络获取后，会显示在这里。</value>
   </data>
   <data name="TransactionHistoryLoadFailed" xml:space="preserve">
     <value>无法加载交易历史</value>
diff --git a/OneGateApp/Properties/Strings.zh-Hant.resx b/OneGateApp/Properties/Strings.zh-Hant.resx
index 084b395..68a92cd 100644
--- a/OneGateApp/Properties/Strings.zh-Hant.resx
+++ b/OneGateApp/Properties/Strings.zh-Hant.resx
@@ -452,7 +452,7 @@
     <value>暫無交易活動</value>
   </data>
   <data name="TransactionHistoryEmptyText" xml:space="preserve">
-    <value>此錢包的轉帳被 RPC 節點索引後，會顯示在這裡。</value>
+    <value>此錢包的轉帳可從網路取得後，會顯示在這裡。</value>
   </data>
   <data name="TransactionHistoryLoadFailed" xml:space="preserve">
     <value>無法載入交易歷史</value>

From 615ce494ca1345c6580b13d166e081da6c0c1362 Mon Sep 17 00:00:00 2001
From: Jimmy <jimmy@r3e.network>
Date: Sun, 5 Jul 2026 14:04:50 +0800
Subject: [PATCH 4/8] Fix transfer history start timestamp

---
 OneGateApp/Pages/TransactionHistoryPage.xaml.cs | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/OneGateApp/Pages/TransactionHistoryPage.xaml.cs b/OneGateApp/Pages/TransactionHistoryPage.xaml.cs
index a17c7cb..b6d3d86 100644
--- a/OneGateApp/Pages/TransactionHistoryPage.xaml.cs
+++ b/OneGateApp/Pages/TransactionHistoryPage.xaml.cs
@@ -15,6 +15,7 @@ namespace NeoOrder.OneGate.Pages;
 public partial class TransactionHistoryPage : ContentPage
 {
     const int DisplayLimit = 50;
+    const long EarliestTransferTimestamp = 1;
 
     readonly IWalletProvider walletProvider;
     readonly ProtocolSettings protocolSettings;
@@ -90,14 +91,14 @@ async Task LoadTransactionsAsync(bool isRefresh)
     async Task<IEnumerable<RawTransfer>> LoadNep17TransfersAsync(string address)
     {
         long endTime = DateTimeOffset.UtcNow.ToUnixTimeMilliseconds();
-        JsonObject result = await rpcClient.RpcSendAsync<JsonObject>("getnep17transfers", address, 0, endTime);
+        JsonObject result = await rpcClient.RpcSendAsync<JsonObject>("getnep17transfers", address, EarliestTransferTimestamp, endTime);
         return EnumerateTransfers(result, isNep11: false);
     }
 
     async Task<IEnumerable<RawTransfer>> LoadNep11TransfersAsync(string address)
     {
         long endTime = DateTimeOffset.UtcNow.ToUnixTimeMilliseconds();
-        JsonObject result = await rpcClient.RpcSendAsync<JsonObject>("getnep11transfers", address, 0, endTime);
+        JsonObject result = await rpcClient.RpcSendAsync<JsonObject>("getnep11transfers", address, EarliestTransferTimestamp, endTime);
         return EnumerateTransfers(result, isNep11: true);
     }
 

From 3d36f776f03a86346554c2014804405fc0a757cb Mon Sep 17 00:00:00 2001
From: Jimmy <jimmy@r3e.network>
Date: Sun, 5 Jul 2026 14:26:35 +0800
Subject: [PATCH 5/8] Use indexer account history

---
 .../Pages/TransactionHistoryPage.xaml.cs      | 156 +++++++++++++++++-
 1 file changed, 151 insertions(+), 5 deletions(-)

diff --git a/OneGateApp/Pages/TransactionHistoryPage.xaml.cs b/OneGateApp/Pages/TransactionHistoryPage.xaml.cs
index b6d3d86..b46af12 100644
--- a/OneGateApp/Pages/TransactionHistoryPage.xaml.cs
+++ b/OneGateApp/Pages/TransactionHistoryPage.xaml.cs
@@ -1,4 +1,5 @@
 using Neo;
+using Neo.SmartContract.Native;
 using Neo.Wallets;
 using NeoOrder.OneGate.Models;
 using NeoOrder.OneGate.Properties;
@@ -6,7 +7,9 @@
 using NeoOrder.OneGate.Services.RPC;
 using System.Diagnostics;
 using System.Globalization;
+using System.Net.Http.Json;
 using System.Numerics;
+using System.Text.Json;
 using System.Text.Json.Nodes;
 using System.Windows.Input;
 
@@ -15,11 +18,15 @@ namespace NeoOrder.OneGate.Pages;
 public partial class TransactionHistoryPage : ContentPage
 {
     const int DisplayLimit = 50;
+    static readonly TimeSpan AccountHistoryTimeout = TimeSpan.FromSeconds(6);
     const long EarliestTransferTimestamp = 1;
+    static readonly Uri OneGateExplorerApiUri = new("https://explorer.onegate.space/api");
+    static readonly Uri N3IndexAccountTransactionsUri = new("https://api.n3index.dev/mainnet/accounts/");
 
     readonly IWalletProvider walletProvider;
     readonly ProtocolSettings protocolSettings;
     readonly RpcClient rpcClient;
+    readonly HttpClient httpClient;
     readonly Dictionary<UInt160, TokenInfo?> nep17TokenCache = [];
     readonly Dictionary<UInt160, Nep11TokenInfo?> nep11TokenCache = [];
     bool hasLoaded;
@@ -32,11 +39,12 @@ public partial class TransactionHistoryPage : ContentPage
     public bool IsEmpty => !IsLoading && !HasLoadError && Transactions.Count == 0;
     public ICommand RefreshCommand { get; }
 
-    public TransactionHistoryPage(IWalletProvider walletProvider, ProtocolSettings protocolSettings, RpcClient rpcClient)
+    public TransactionHistoryPage(IWalletProvider walletProvider, ProtocolSettings protocolSettings, RpcClient rpcClient, HttpClient httpClient)
     {
         this.walletProvider = walletProvider;
         this.protocolSettings = protocolSettings;
         this.rpcClient = rpcClient;
+        this.httpClient = httpClient;
         RefreshCommand = new Command(async () => await LoadTransactionsAsync(true), () => !IsLoading);
         InitializeComponent();
     }
@@ -59,6 +67,14 @@ async Task LoadTransactionsAsync(bool isRefresh)
         {
             WalletAccount account = walletProvider.GetWallet()!.GetDefaultAccount()!;
             string address = account.ScriptHash.ToAddress(protocolSettings.AddressVersion);
+            IReadOnlyList<TransactionHistoryItem> accountTransactions = await LoadAccountTransactionsAsync(account.ScriptHash, address);
+            if (accountTransactions.Count > 0)
+            {
+                Transactions = accountTransactions;
+                hasLoaded = true;
+                return;
+            }
+
             List<RawTransfer> transfers = [];
             transfers.AddRange(await LoadNep17TransfersAsync(address));
             transfers.AddRange(await LoadNep11TransfersAsync(address));
@@ -88,6 +104,97 @@ async Task LoadTransactionsAsync(bool isRefresh)
         }
     }
 
+    async Task<IReadOnlyList<TransactionHistoryItem>> LoadAccountTransactionsAsync(UInt160 scriptHash, string address)
+    {
+        IReadOnlyList<RawAccountTransaction> transactions = await LoadOneGateAccountTransactionsAsync(scriptHash);
+        if (transactions.Count == 0)
+            transactions = await LoadN3IndexAccountTransactionsAsync(address);
+
+        return transactions
+            .OrderByDescending(p => p.Timestamp)
+            .ThenByDescending(p => p.BlockIndex ?? 0)
+            .Take(DisplayLimit)
+            .Select(CreateTransactionItem)
+            .ToArray();
+    }
+
+    async Task<IReadOnlyList<RawAccountTransaction>> LoadOneGateAccountTransactionsAsync(UInt160 scriptHash)
+    {
+        try
+        {
+            var request = new JsonObject
+            {
+                ["jsonrpc"] = "2.0",
+                ["id"] = 1,
+                ["method"] = "GetRawTransactionByAddress",
+                ["params"] = new JsonObject
+                {
+                    ["Address"] = scriptHash.ToString(),
+                    ["Limit"] = DisplayLimit,
+                    ["Skip"] = 0
+                }
+            };
+            using var timeout = new CancellationTokenSource(AccountHistoryTimeout);
+            using HttpResponseMessage response = await httpClient.PostAsJsonAsync(OneGateExplorerApiUri, request, SharedOptions.JsonSerializerOptions, timeout.Token);
+            if (!response.IsSuccessStatusCode)
+                return [];
+
+            JsonObject? payload = await response.Content.ReadFromJsonAsync<JsonObject>(SharedOptions.JsonSerializerOptions, timeout.Token);
+            if (payload?["error"] is not null)
+                return [];
+
+            return EnumerateAccountTransactions(payload?["result"]?["result"] as JsonArray).ToArray();
+        }
+        catch (Exception ex) when (ex is HttpRequestException or TaskCanceledException or JsonException or InvalidOperationException)
+        {
+            Debug.WriteLine(ex);
+            return [];
+        }
+    }
+
+    async Task<IReadOnlyList<RawAccountTransaction>> LoadN3IndexAccountTransactionsAsync(string address)
+    {
+        try
+        {
+            Uri uri = new(N3IndexAccountTransactionsUri, $"{Uri.EscapeDataString(address)}/transactions?limit={DisplayLimit}&offset=0");
+            using var timeout = new CancellationTokenSource(AccountHistoryTimeout);
+            JsonObject? payload = await httpClient.GetFromJsonAsync<JsonObject>(uri, SharedOptions.JsonSerializerOptions, timeout.Token);
+            return EnumerateAccountTransactions(payload?["data"] as JsonArray).ToArray();
+        }
+        catch (Exception ex) when (ex is HttpRequestException or TaskCanceledException or JsonException or InvalidOperationException)
+        {
+            Debug.WriteLine(ex);
+            return [];
+        }
+    }
+
+    static IEnumerable<RawAccountTransaction> EnumerateAccountTransactions(JsonArray? transactions)
+    {
+        if (transactions is null)
+            yield break;
+
+        foreach (JsonNode? node in transactions)
+        {
+            if (node is not JsonObject transaction)
+                continue;
+
+            string? hash = ReadString(transaction, "hash", "txid");
+            if (string.IsNullOrWhiteSpace(hash))
+                continue;
+
+            yield return new RawAccountTransaction
+            {
+                Hash = hash,
+                Timestamp = ReadInt64(transaction, "blocktime", "block_time_ms", "timestamp"),
+                BlockIndex = ReadUInt32(transaction, "blockIndex", "block_index"),
+                Sender = ReadString(transaction, "sender", "sender_address") ?? "",
+                NetworkFee = ReadInt64(transaction, "netfee", "net_fee"),
+                SystemFee = ReadInt64(transaction, "sysfee", "sys_fee"),
+                VmState = ReadString(transaction, "vmstate", "vm_state") ?? ""
+            };
+        }
+    }
+
     async Task<IEnumerable<RawTransfer>> LoadNep17TransfersAsync(string address)
     {
         long endTime = DateTimeOffset.UtcNow.ToUnixTimeMilliseconds();
@@ -181,6 +288,31 @@ TransactionHistoryItem CreateItem(RawTransfer transfer, string title, string amo
         };
     }
 
+    static TransactionHistoryItem CreateTransactionItem(RawAccountTransaction transaction)
+    {
+        string timeText = transaction.Timestamp > 0
+            ? DateTimeOffset.FromUnixTimeMilliseconds(transaction.Timestamp).LocalDateTime.ToString("g", CultureInfo.CurrentCulture)
+            : Strings.Time;
+        long fee = Math.Max(0, transaction.NetworkFee) + Math.Max(0, transaction.SystemFee);
+        string feeText = fee > 0
+            ? $"{new BigDecimal(new BigInteger(fee), NativeContract.GAS.Decimals)} {NativeContract.GAS.Symbol}"
+            : Strings.Unavailable;
+        string stateText = string.Equals(transaction.VmState, "FAULT", StringComparison.OrdinalIgnoreCase)
+            ? Strings.Failed
+            : Strings.Success;
+
+        return new TransactionHistoryItem
+        {
+            Title = Strings.TransactionDetails,
+            AmountText = feeText,
+            DirectionText = stateText,
+            CounterpartyText = string.IsNullOrWhiteSpace(transaction.Sender) ? Strings.Unavailable : transaction.Sender,
+            TimeText = timeText,
+            BlockText = transaction.BlockIndex is null ? null : $"#{transaction.BlockIndex}",
+            TransactionHash = ShortHash(transaction.Hash)
+        };
+    }
+
     async Task<TokenInfo?> GetNep17TokenAsync(UInt160 assetHash)
     {
         if (nep17TokenCache.TryGetValue(assetHash, out TokenInfo? cached))
@@ -249,11 +381,14 @@ static string ShortText(string value)
         return null;
     }
 
-    static long ReadInt64(JsonObject obj, string key)
+    static long ReadInt64(JsonObject obj, params string[] keys)
     {
-        return obj[key] is JsonValue value && long.TryParse(ReadJsonScalar(value), NumberStyles.Integer, CultureInfo.InvariantCulture, out long result)
-            ? result
-            : 0;
+        foreach (string key in keys)
+        {
+            if (obj[key] is JsonValue value && long.TryParse(ReadJsonScalar(value), NumberStyles.Integer, CultureInfo.InvariantCulture, out long result))
+                return result;
+        }
+        return 0;
     }
 
     static uint? ReadUInt32(JsonObject obj, params string[] keys)
@@ -285,4 +420,15 @@ sealed class RawTransfer
         public required long Timestamp { get; init; }
         public uint? BlockIndex { get; init; }
     }
+
+    sealed class RawAccountTransaction
+    {
+        public required string Hash { get; init; }
+        public required long Timestamp { get; init; }
+        public uint? BlockIndex { get; init; }
+        public required string Sender { get; init; }
+        public required long NetworkFee { get; init; }
+        public required long SystemFee { get; init; }
+        public required string VmState { get; init; }
+    }
 }

From 827bf1e3afa83946f2bcfb921f09dfd7feb63809 Mon Sep 17 00:00:00 2001
From: Jimmy <jimmy@r3e.network>
Date: Sun, 5 Jul 2026 14:39:28 +0800
Subject: [PATCH 6/8] Limit transaction history fetches

---
 .../Pages/TransactionHistoryPage.xaml.cs      | 189 +-----------------
 1 file changed, 2 insertions(+), 187 deletions(-)

diff --git a/OneGateApp/Pages/TransactionHistoryPage.xaml.cs b/OneGateApp/Pages/TransactionHistoryPage.xaml.cs
index b46af12..858b663 100644
--- a/OneGateApp/Pages/TransactionHistoryPage.xaml.cs
+++ b/OneGateApp/Pages/TransactionHistoryPage.xaml.cs
@@ -4,7 +4,6 @@
 using NeoOrder.OneGate.Models;
 using NeoOrder.OneGate.Properties;
 using NeoOrder.OneGate.Services;
-using NeoOrder.OneGate.Services.RPC;
 using System.Diagnostics;
 using System.Globalization;
 using System.Net.Http.Json;
@@ -19,16 +18,12 @@ public partial class TransactionHistoryPage : ContentPage
 {
     const int DisplayLimit = 50;
     static readonly TimeSpan AccountHistoryTimeout = TimeSpan.FromSeconds(6);
-    const long EarliestTransferTimestamp = 1;
     static readonly Uri OneGateExplorerApiUri = new("https://explorer.onegate.space/api");
     static readonly Uri N3IndexAccountTransactionsUri = new("https://api.n3index.dev/mainnet/accounts/");
 
     readonly IWalletProvider walletProvider;
     readonly ProtocolSettings protocolSettings;
-    readonly RpcClient rpcClient;
     readonly HttpClient httpClient;
-    readonly Dictionary<UInt160, TokenInfo?> nep17TokenCache = [];
-    readonly Dictionary<UInt160, Nep11TokenInfo?> nep11TokenCache = [];
     bool hasLoaded;
 
     public IReadOnlyList<TransactionHistoryItem> Transactions { get; set { field = value; OnPropertyChanged(); OnPropertyChanged(nameof(IsEmpty)); } } = [];
@@ -39,11 +34,10 @@ public partial class TransactionHistoryPage : ContentPage
     public bool IsEmpty => !IsLoading && !HasLoadError && Transactions.Count == 0;
     public ICommand RefreshCommand { get; }
 
-    public TransactionHistoryPage(IWalletProvider walletProvider, ProtocolSettings protocolSettings, RpcClient rpcClient, HttpClient httpClient)
+    public TransactionHistoryPage(IWalletProvider walletProvider, ProtocolSettings protocolSettings, HttpClient httpClient)
     {
         this.walletProvider = walletProvider;
         this.protocolSettings = protocolSettings;
-        this.rpcClient = rpcClient;
         this.httpClient = httpClient;
         RefreshCommand = new Command(async () => await LoadTransactionsAsync(true), () => !IsLoading);
         InitializeComponent();
@@ -68,27 +62,7 @@ async Task LoadTransactionsAsync(bool isRefresh)
             WalletAccount account = walletProvider.GetWallet()!.GetDefaultAccount()!;
             string address = account.ScriptHash.ToAddress(protocolSettings.AddressVersion);
             IReadOnlyList<TransactionHistoryItem> accountTransactions = await LoadAccountTransactionsAsync(account.ScriptHash, address);
-            if (accountTransactions.Count > 0)
-            {
-                Transactions = accountTransactions;
-                hasLoaded = true;
-                return;
-            }
-
-            List<RawTransfer> transfers = [];
-            transfers.AddRange(await LoadNep17TransfersAsync(address));
-            transfers.AddRange(await LoadNep11TransfersAsync(address));
-
-            List<TransactionHistoryItem> items = [];
-            foreach (RawTransfer transfer in transfers
-                .OrderByDescending(p => p.Timestamp)
-                .ThenByDescending(p => p.BlockIndex ?? 0)
-                .Take(DisplayLimit))
-            {
-                items.Add(await CreateItemAsync(transfer));
-            }
-
-            Transactions = items;
+            Transactions = accountTransactions;
             hasLoaded = true;
         }
         catch (Exception ex)
@@ -195,99 +169,6 @@ static IEnumerable<RawAccountTransaction> EnumerateAccountTransactions(JsonArray
         }
     }
 
-    async Task<IEnumerable<RawTransfer>> LoadNep17TransfersAsync(string address)
-    {
-        long endTime = DateTimeOffset.UtcNow.ToUnixTimeMilliseconds();
-        JsonObject result = await rpcClient.RpcSendAsync<JsonObject>("getnep17transfers", address, EarliestTransferTimestamp, endTime);
-        return EnumerateTransfers(result, isNep11: false);
-    }
-
-    async Task<IEnumerable<RawTransfer>> LoadNep11TransfersAsync(string address)
-    {
-        long endTime = DateTimeOffset.UtcNow.ToUnixTimeMilliseconds();
-        JsonObject result = await rpcClient.RpcSendAsync<JsonObject>("getnep11transfers", address, EarliestTransferTimestamp, endTime);
-        return EnumerateTransfers(result, isNep11: true);
-    }
-
-    static IEnumerable<RawTransfer> EnumerateTransfers(JsonObject result, bool isNep11)
-    {
-        foreach (RawTransfer transfer in EnumerateDirection(result, "received", isIncoming: true, isNep11))
-            yield return transfer;
-        foreach (RawTransfer transfer in EnumerateDirection(result, "sent", isIncoming: false, isNep11))
-            yield return transfer;
-    }
-
-    static IEnumerable<RawTransfer> EnumerateDirection(JsonObject result, string key, bool isIncoming, bool isNep11)
-    {
-        if (result[key] is not JsonArray transfers)
-            yield break;
-
-        foreach (JsonNode? node in transfers)
-        {
-            if (node is not JsonObject transfer)
-                continue;
-
-            string? assetHash = ReadString(transfer, "assethash", "assetHash");
-            string? txHash = ReadString(transfer, "txhash", "txHash");
-            if (string.IsNullOrWhiteSpace(assetHash) || string.IsNullOrWhiteSpace(txHash))
-                continue;
-
-            yield return new RawTransfer
-            {
-                IsIncoming = isIncoming,
-                IsNep11 = isNep11,
-                AssetHash = UInt160.Parse(assetHash),
-                Amount = ReadString(transfer, "amount"),
-                TokenId = ReadString(transfer, "tokenid", "tokenId"),
-                Counterparty = ReadString(transfer, "transferaddress", "transferAddress") ?? "",
-                TransactionHash = txHash,
-                Timestamp = ReadInt64(transfer, "timestamp"),
-                BlockIndex = ReadUInt32(transfer, "blockindex", "blockIndex")
-            };
-        }
-    }
-
-    async Task<TransactionHistoryItem> CreateItemAsync(RawTransfer transfer)
-    {
-        return transfer.IsNep11
-            ? await CreateNep11ItemAsync(transfer)
-            : await CreateNep17ItemAsync(transfer);
-    }
-
-    async Task<TransactionHistoryItem> CreateNep17ItemAsync(RawTransfer transfer)
-    {
-        TokenInfo? token = await GetNep17TokenAsync(transfer.AssetHash);
-        string symbol = token?.Symbol ?? ShortHash(transfer.AssetHash.ToString());
-        string amount = FormatNep17Amount(transfer.Amount, token?.Decimals ?? 0);
-        string sign = transfer.IsIncoming ? "+" : "-";
-        return CreateItem(transfer, $"{DirectionVerb(transfer)} {symbol}", $"{sign}{amount} {symbol}");
-    }
-
-    async Task<TransactionHistoryItem> CreateNep11ItemAsync(RawTransfer transfer)
-    {
-        Nep11TokenInfo? token = await GetNep11TokenAsync(transfer.AssetHash);
-        string symbol = token?.Symbol ?? ShortHash(transfer.AssetHash.ToString());
-        string tokenId = string.IsNullOrWhiteSpace(transfer.TokenId) ? "" : $" #{ShortText(transfer.TokenId)}";
-        return CreateItem(transfer, $"{DirectionVerb(transfer)} {symbol}", $"{symbol}{tokenId}");
-    }
-
-    TransactionHistoryItem CreateItem(RawTransfer transfer, string title, string amountText)
-    {
-        string timeText = transfer.Timestamp > 0
-            ? DateTimeOffset.FromUnixTimeMilliseconds(transfer.Timestamp).LocalDateTime.ToString("g", CultureInfo.CurrentCulture)
-            : Strings.Time;
-        return new TransactionHistoryItem
-        {
-            Title = title,
-            AmountText = amountText,
-            DirectionText = transfer.IsIncoming ? Strings.Receive : Strings.Send,
-            CounterpartyText = string.IsNullOrWhiteSpace(transfer.Counterparty) ? Strings.Unavailable : transfer.Counterparty,
-            TimeText = timeText,
-            BlockText = transfer.BlockIndex is null ? null : $"#{transfer.BlockIndex}",
-            TransactionHash = ShortHash(transfer.TransactionHash)
-        };
-    }
-
     static TransactionHistoryItem CreateTransactionItem(RawAccountTransaction transaction)
     {
         string timeText = transaction.Timestamp > 0
@@ -313,64 +194,11 @@ static TransactionHistoryItem CreateTransactionItem(RawAccountTransaction transa
         };
     }
 
-    async Task<TokenInfo?> GetNep17TokenAsync(UInt160 assetHash)
-    {
-        if (nep17TokenCache.TryGetValue(assetHash, out TokenInfo? cached))
-            return cached;
-
-        try
-        {
-            cached = await rpcClient.GetTokenInfo(assetHash);
-        }
-        catch (Exception ex)
-        {
-            Debug.WriteLine(ex);
-            cached = null;
-        }
-        nep17TokenCache[assetHash] = cached;
-        return cached;
-    }
-
-    async Task<Nep11TokenInfo?> GetNep11TokenAsync(UInt160 assetHash)
-    {
-        if (nep11TokenCache.TryGetValue(assetHash, out Nep11TokenInfo? cached))
-            return cached;
-
-        try
-        {
-            cached = await rpcClient.GetNep11TokenInfo(assetHash);
-        }
-        catch (Exception ex)
-        {
-            Debug.WriteLine(ex);
-            cached = null;
-        }
-        nep11TokenCache[assetHash] = cached;
-        return cached;
-    }
-
-    static string FormatNep17Amount(string? value, byte decimals)
-    {
-        return BigInteger.TryParse(value, NumberStyles.Integer, CultureInfo.InvariantCulture, out BigInteger amount)
-            ? new BigDecimal(amount, decimals).ToString()
-            : value ?? "0";
-    }
-
-    static string DirectionVerb(RawTransfer transfer)
-    {
-        return transfer.IsIncoming ? Strings.Receive : Strings.Send;
-    }
-
     static string ShortHash(string value)
     {
         return value.Length <= 14 ? value : $"{value[..6]}...{value[^6..]}";
     }
 
-    static string ShortText(string value)
-    {
-        return value.Length <= 12 ? value : $"{value[..6]}...{value[^4..]}";
-    }
-
     static string? ReadString(JsonObject obj, params string[] keys)
     {
         foreach (string key in keys)
@@ -408,19 +236,6 @@ static string ReadJsonScalar(JsonValue value)
             : value.ToString();
     }
 
-    sealed class RawTransfer
-    {
-        public required bool IsIncoming { get; init; }
-        public required bool IsNep11 { get; init; }
-        public required UInt160 AssetHash { get; init; }
-        public string? Amount { get; init; }
-        public string? TokenId { get; init; }
-        public required string Counterparty { get; init; }
-        public required string TransactionHash { get; init; }
-        public required long Timestamp { get; init; }
-        public uint? BlockIndex { get; init; }
-    }
-
     sealed class RawAccountTransaction
     {
         public required string Hash { get; init; }

From e14036bb02dbaf8cb8c68d2fcb5e32856f695334 Mon Sep 17 00:00:00 2001
From: Jimmy <jimmy@r3e.network>
Date: Wed, 15 Jul 2026 14:44:32 +0800
Subject: [PATCH 7/8] Include incoming transfers in account history

---
 .../Pages/TransactionHistoryPage.xaml.cs      | 185 +++++++++++++++---
 1 file changed, 160 insertions(+), 25 deletions(-)

diff --git a/OneGateApp/Pages/TransactionHistoryPage.xaml.cs b/OneGateApp/Pages/TransactionHistoryPage.xaml.cs
index 858b663..15da66a 100644
--- a/OneGateApp/Pages/TransactionHistoryPage.xaml.cs
+++ b/OneGateApp/Pages/TransactionHistoryPage.xaml.cs
@@ -19,7 +19,7 @@ public partial class TransactionHistoryPage : ContentPage
     const int DisplayLimit = 50;
     static readonly TimeSpan AccountHistoryTimeout = TimeSpan.FromSeconds(6);
     static readonly Uri OneGateExplorerApiUri = new("https://explorer.onegate.space/api");
-    static readonly Uri N3IndexAccountTransactionsUri = new("https://api.n3index.dev/mainnet/accounts/");
+    static readonly Uri N3IndexAccountsUri = new("https://api.n3index.dev/mainnet/accounts/");
 
     readonly IWalletProvider walletProvider;
     readonly ProtocolSettings protocolSettings;
@@ -80,11 +80,52 @@ async Task LoadTransactionsAsync(bool isRefresh)
 
     async Task<IReadOnlyList<TransactionHistoryItem>> LoadAccountTransactionsAsync(UInt160 scriptHash, string address)
     {
-        IReadOnlyList<RawAccountTransaction> transactions = await LoadOneGateAccountTransactionsAsync(scriptHash);
-        if (transactions.Count == 0)
-            transactions = await LoadN3IndexAccountTransactionsAsync(address);
+        Task<JsonArray?> signedTask = LoadOneGateHistoryAsync("GetRawTransactionByAddress", new JsonObject
+        {
+            ["Address"] = scriptHash.ToString(),
+            ["Limit"] = DisplayLimit,
+            ["Skip"] = 0
+        });
+        Task<JsonArray?> nep17Task = LoadOneGateHistoryAsync("GetNep17TransferByAddress", new JsonObject
+        {
+            ["Address"] = scriptHash.ToString(),
+            ["ExcludeBonusAndBurn"] = true,
+            ["Limit"] = DisplayLimit,
+            ["Skip"] = 0
+        });
+        Task<JsonArray?> nep11Task = LoadOneGateHistoryAsync("GetNep11TransferByAddress", new JsonObject
+        {
+            ["Address"] = scriptHash.ToString(),
+            ["Limit"] = DisplayLimit,
+            ["Skip"] = 0
+        });
+        await Task.WhenAll(signedTask, nep17Task, nep11Task);
+
+        JsonArray? signedResult = await signedTask;
+        IReadOnlyList<RawAccountTransaction> signedTransactions = signedResult is null
+            ? await LoadN3IndexAccountTransactionsAsync(address)
+            : EnumerateAccountTransactions(signedResult).ToArray();
+
+        JsonArray? nep17Result = await nep17Task;
+        JsonArray? nep11Result = await nep11Task;
+        var transferTransactions = EnumerateAccountTransfers(nep17Result, scriptHash, address)
+            .Concat(EnumerateAccountTransfers(nep11Result, scriptHash, address))
+            .ToList();
+        if (nep17Result is null || nep11Result is null)
+            transferTransactions.AddRange(await LoadN3IndexAccountTransfersAsync(scriptHash, address));
+
+        var transactions = new Dictionary<string, RawAccountTransaction>(StringComparer.OrdinalIgnoreCase);
+        foreach (RawAccountTransaction transaction in signedTransactions.Concat(transferTransactions))
+        {
+            if (IsZeroTransactionHash(transaction.Hash))
+                continue;
 
-        return transactions
+            transactions[transaction.Hash] = transactions.TryGetValue(transaction.Hash, out RawAccountTransaction? existing)
+                ? MergeTransactions(existing, transaction)
+                : transaction;
+        }
+
+        return transactions.Values
             .OrderByDescending(p => p.Timestamp)
             .ThenByDescending(p => p.BlockIndex ?? 0)
             .Take(DisplayLimit)
@@ -92,7 +133,7 @@ async Task<IReadOnlyList<TransactionHistoryItem>> LoadAccountTransactionsAsync(U
             .ToArray();
     }
 
-    async Task<IReadOnlyList<RawAccountTransaction>> LoadOneGateAccountTransactionsAsync(UInt160 scriptHash)
+    async Task<JsonArray?> LoadOneGateHistoryAsync(string method, JsonObject parameters)
     {
         try
         {
@@ -100,29 +141,24 @@ async Task<IReadOnlyList<RawAccountTransaction>> LoadOneGateAccountTransactionsA
             {
                 ["jsonrpc"] = "2.0",
                 ["id"] = 1,
-                ["method"] = "GetRawTransactionByAddress",
-                ["params"] = new JsonObject
-                {
-                    ["Address"] = scriptHash.ToString(),
-                    ["Limit"] = DisplayLimit,
-                    ["Skip"] = 0
-                }
+                ["method"] = method,
+                ["params"] = parameters
             };
             using var timeout = new CancellationTokenSource(AccountHistoryTimeout);
             using HttpResponseMessage response = await httpClient.PostAsJsonAsync(OneGateExplorerApiUri, request, SharedOptions.JsonSerializerOptions, timeout.Token);
             if (!response.IsSuccessStatusCode)
-                return [];
+                return null;
 
             JsonObject? payload = await response.Content.ReadFromJsonAsync<JsonObject>(SharedOptions.JsonSerializerOptions, timeout.Token);
             if (payload?["error"] is not null)
-                return [];
+                return null;
 
-            return EnumerateAccountTransactions(payload?["result"]?["result"] as JsonArray).ToArray();
+            return payload?["result"]?["result"] as JsonArray;
         }
         catch (Exception ex) when (ex is HttpRequestException or TaskCanceledException or JsonException or InvalidOperationException)
         {
             Debug.WriteLine(ex);
-            return [];
+            return null;
         }
     }
 
@@ -130,7 +166,7 @@ async Task<IReadOnlyList<RawAccountTransaction>> LoadN3IndexAccountTransactionsA
     {
         try
         {
-            Uri uri = new(N3IndexAccountTransactionsUri, $"{Uri.EscapeDataString(address)}/transactions?limit={DisplayLimit}&offset=0");
+            Uri uri = new(N3IndexAccountsUri, $"{Uri.EscapeDataString(address)}/transactions?limit={DisplayLimit}&offset=0");
             using var timeout = new CancellationTokenSource(AccountHistoryTimeout);
             JsonObject? payload = await httpClient.GetFromJsonAsync<JsonObject>(uri, SharedOptions.JsonSerializerOptions, timeout.Token);
             return EnumerateAccountTransactions(payload?["data"] as JsonArray).ToArray();
@@ -142,6 +178,22 @@ async Task<IReadOnlyList<RawAccountTransaction>> LoadN3IndexAccountTransactionsA
         }
     }
 
+    async Task<IReadOnlyList<RawAccountTransaction>> LoadN3IndexAccountTransfersAsync(UInt160 scriptHash, string address)
+    {
+        try
+        {
+            Uri uri = new(N3IndexAccountsUri, $"{Uri.EscapeDataString(address)}/transfers?limit={DisplayLimit}&offset=0");
+            using var timeout = new CancellationTokenSource(AccountHistoryTimeout);
+            JsonObject? payload = await httpClient.GetFromJsonAsync<JsonObject>(uri, SharedOptions.JsonSerializerOptions, timeout.Token);
+            return EnumerateAccountTransfers(payload?["data"] as JsonArray, scriptHash, address).ToArray();
+        }
+        catch (Exception ex) when (ex is HttpRequestException or TaskCanceledException or JsonException or InvalidOperationException)
+        {
+            Debug.WriteLine(ex);
+            return [];
+        }
+    }
+
     static IEnumerable<RawAccountTransaction> EnumerateAccountTransactions(JsonArray? transactions)
     {
         if (transactions is null)
@@ -161,14 +213,68 @@ static IEnumerable<RawAccountTransaction> EnumerateAccountTransactions(JsonArray
                 Hash = hash,
                 Timestamp = ReadInt64(transaction, "blocktime", "block_time_ms", "timestamp"),
                 BlockIndex = ReadUInt32(transaction, "blockIndex", "block_index"),
-                Sender = ReadString(transaction, "sender", "sender_address") ?? "",
+                Counterparty = ReadString(transaction, "sender", "sender_address") ?? "",
                 NetworkFee = ReadInt64(transaction, "netfee", "net_fee"),
                 SystemFee = ReadInt64(transaction, "sysfee", "sys_fee"),
-                VmState = ReadString(transaction, "vmstate", "vm_state") ?? ""
+                VmState = ReadString(transaction, "vmstate", "vm_state") ?? "",
+                HasTransferDetails = false
+            };
+        }
+    }
+
+    IEnumerable<RawAccountTransaction> EnumerateAccountTransfers(JsonArray? transfers, UInt160 scriptHash, string address)
+    {
+        if (transfers is null)
+            yield break;
+
+        foreach (JsonNode? node in transfers)
+        {
+            if (node is not JsonObject transfer)
+                continue;
+
+            string? hash = ReadString(transfer, "txid", "hash");
+            if (string.IsNullOrWhiteSpace(hash) || IsZeroTransactionHash(hash))
+                continue;
+
+            string from = ReadString(transfer, "from", "from_address") ?? "";
+            string to = ReadString(transfer, "to", "to_address") ?? "";
+            string counterparty = IsAccountIdentifier(from, scriptHash, address) ? to : from;
+
+            yield return new RawAccountTransaction
+            {
+                Hash = hash,
+                Timestamp = ReadInt64(transfer, "timestamp", "timestamp_ms", "blocktime", "block_time_ms"),
+                BlockIndex = ReadUInt32(transfer, "blockIndex", "block_index"),
+                Counterparty = NormalizeAddress(counterparty),
+                NetworkFee = ReadInt64(transfer, "netfee", "net_fee"),
+                SystemFee = ReadInt64(transfer, "sysfee", "sys_fee"),
+                VmState = ReadString(transfer, "vmstate", "vm_state") ?? "",
+                HasTransferDetails = true
             };
         }
     }
 
+    static RawAccountTransaction MergeTransactions(RawAccountTransaction existing, RawAccountTransaction candidate)
+    {
+        string counterparty = existing.HasTransferDetails
+            ? existing.Counterparty
+            : candidate.HasTransferDetails
+                ? candidate.Counterparty
+                : string.IsNullOrWhiteSpace(existing.Counterparty) ? candidate.Counterparty : existing.Counterparty;
+
+        return new RawAccountTransaction
+        {
+            Hash = existing.Hash,
+            Timestamp = Math.Max(existing.Timestamp, candidate.Timestamp),
+            BlockIndex = existing.BlockIndex ?? candidate.BlockIndex,
+            Counterparty = counterparty,
+            NetworkFee = Math.Max(existing.NetworkFee, candidate.NetworkFee),
+            SystemFee = Math.Max(existing.SystemFee, candidate.SystemFee),
+            VmState = IsKnownVmState(existing.VmState) ? existing.VmState : candidate.VmState,
+            HasTransferDetails = existing.HasTransferDetails || candidate.HasTransferDetails
+        };
+    }
+
     static TransactionHistoryItem CreateTransactionItem(RawAccountTransaction transaction)
     {
         string timeText = transaction.Timestamp > 0
@@ -178,16 +284,19 @@ static TransactionHistoryItem CreateTransactionItem(RawAccountTransaction transa
         string feeText = fee > 0
             ? $"{new BigDecimal(new BigInteger(fee), NativeContract.GAS.Decimals)} {NativeContract.GAS.Symbol}"
             : Strings.Unavailable;
-        string stateText = string.Equals(transaction.VmState, "FAULT", StringComparison.OrdinalIgnoreCase)
-            ? Strings.Failed
-            : Strings.Success;
+        string stateText = transaction.VmState.ToUpperInvariant() switch
+        {
+            "HALT" => Strings.Success,
+            "FAULT" => Strings.Failed,
+            _ => Strings.Unavailable
+        };
 
         return new TransactionHistoryItem
         {
             Title = Strings.TransactionDetails,
             AmountText = feeText,
             DirectionText = stateText,
-            CounterpartyText = string.IsNullOrWhiteSpace(transaction.Sender) ? Strings.Unavailable : transaction.Sender,
+            CounterpartyText = string.IsNullOrWhiteSpace(transaction.Counterparty) ? Strings.Unavailable : transaction.Counterparty,
             TimeText = timeText,
             BlockText = transaction.BlockIndex is null ? null : $"#{transaction.BlockIndex}",
             TransactionHash = ShortHash(transaction.Hash)
@@ -199,6 +308,31 @@ static string ShortHash(string value)
         return value.Length <= 14 ? value : $"{value[..6]}...{value[^6..]}";
     }
 
+    static bool IsZeroTransactionHash(string value)
+    {
+        string hash = value.StartsWith("0x", StringComparison.OrdinalIgnoreCase) ? value[2..] : value;
+        return hash.Length > 0 && hash.All(p => p == '0');
+    }
+
+    static bool IsKnownVmState(string value)
+    {
+        return value.Equals("HALT", StringComparison.OrdinalIgnoreCase)
+            || value.Equals("FAULT", StringComparison.OrdinalIgnoreCase);
+    }
+
+    static bool IsAccountIdentifier(string value, UInt160 scriptHash, string address)
+    {
+        return string.Equals(value, address, StringComparison.OrdinalIgnoreCase)
+            || string.Equals(value, scriptHash.ToString(), StringComparison.OrdinalIgnoreCase);
+    }
+
+    string NormalizeAddress(string value)
+    {
+        if (UInt160.TryParse(value, out UInt160? hash))
+            return hash.ToAddress(protocolSettings.AddressVersion);
+        return value;
+    }
+
     static string? ReadString(JsonObject obj, params string[] keys)
     {
         foreach (string key in keys)
@@ -241,9 +375,10 @@ sealed class RawAccountTransaction
         public required string Hash { get; init; }
         public required long Timestamp { get; init; }
         public uint? BlockIndex { get; init; }
-        public required string Sender { get; init; }
+        public required string Counterparty { get; init; }
         public required long NetworkFee { get; init; }
         public required long SystemFee { get; init; }
         public required string VmState { get; init; }
+        public required bool HasTransferDetails { get; init; }
     }
 }

From 6995afb7935d300ded1f08bc1e6ae7fea55ceb02 Mon Sep 17 00:00:00 2001
From: Jimmy <jimmy@r3e.network>
Date: Wed, 15 Jul 2026 16:59:27 +0800
Subject: [PATCH 8/8] Improve transaction history loading

---
 OneGateApp/MauiProgram.cs                     |   1 +
 OneGateApp/Models/TransactionHistoryItem.cs   |   9 +-
 OneGateApp/Pages/TransactionHistoryPage.xaml  |   6 +-
 .../Pages/TransactionHistoryPage.xaml.cs      | 161 ++++++------------
 OneGateApp/Pages/WalletPage.xaml.cs           |   5 +-
 .../Services/TransactionHistoryDataSource.cs  | 150 ++++++++++++++++
 6 files changed, 215 insertions(+), 117 deletions(-)
 create mode 100644 OneGateApp/Services/TransactionHistoryDataSource.cs

diff --git a/OneGateApp/MauiProgram.cs b/OneGateApp/MauiProgram.cs
index 82254da..94bc41a 100644
--- a/OneGateApp/MauiProgram.cs
+++ b/OneGateApp/MauiProgram.cs
@@ -107,6 +107,7 @@ static MauiAppBuilder RegisterServices(this MauiAppBuilder builder)
             return ProtocolSettings.Load(stream);
         });
         builder.Services.AddSingleton<IWalletProvider, WalletProvider>();
+        builder.Services.AddSingleton<TransactionHistoryDataSource>();
         builder.Services.AddTransient<WalletAuthorizationService>();
         builder.Services.AddTransient<AddressBookService>();
         builder.Services.AddSingleton<TokenManager>();
diff --git a/OneGateApp/Models/TransactionHistoryItem.cs b/OneGateApp/Models/TransactionHistoryItem.cs
index 9f9b3d0..1cdff38 100644
--- a/OneGateApp/Models/TransactionHistoryItem.cs
+++ b/OneGateApp/Models/TransactionHistoryItem.cs
@@ -3,11 +3,14 @@ namespace NeoOrder.OneGate.Models;
 public sealed class TransactionHistoryItem
 {
     public required string Title { get; init; }
-    public required string AmountText { get; init; }
-    public required string DirectionText { get; init; }
+    public string? AmountText { get; init; }
+    public string? DirectionText { get; init; }
     public required string TimeText { get; init; }
-    public required string CounterpartyText { get; init; }
+    public string? CounterpartyText { get; init; }
     public required string TransactionHash { get; init; }
     public string? BlockText { get; init; }
+    public bool HasAmountText => !string.IsNullOrWhiteSpace(AmountText);
+    public bool HasDirectionText => !string.IsNullOrWhiteSpace(DirectionText);
+    public bool HasCounterpartyText => !string.IsNullOrWhiteSpace(CounterpartyText);
     public bool HasBlockText => !string.IsNullOrWhiteSpace(BlockText);
 }
diff --git a/OneGateApp/Pages/TransactionHistoryPage.xaml b/OneGateApp/Pages/TransactionHistoryPage.xaml
index 2d2a50d..ea2a385 100644
--- a/OneGateApp/Pages/TransactionHistoryPage.xaml
+++ b/OneGateApp/Pages/TransactionHistoryPage.xaml
@@ -40,9 +40,9 @@
                     <Border StyleClass="Card" Padding="14">
                         <Grid RowDefinitions="auto,auto,auto" ColumnDefinitions="*,auto" ColumnSpacing="12" RowSpacing="5">
                             <Label Grid.Row="0" Grid.Column="0" Text="{Binding Title}" FontAttributes="Bold" FontSize="16" LineBreakMode="TailTruncation" />
-                            <Label Grid.Row="0" Grid.Column="1" Text="{Binding AmountText}" FontAttributes="Bold" FontSize="16" HorizontalOptions="End" />
-                            <Label Grid.Row="1" Grid.Column="0" StyleClass="Secondary" Text="{Binding CounterpartyText}" FontSize="12" LineBreakMode="MiddleTruncation" />
-                            <Label Grid.Row="1" Grid.Column="1" StyleClass="Secondary" Text="{Binding DirectionText}" FontSize="12" HorizontalOptions="End" />
+                            <Label Grid.Row="0" Grid.Column="1" Text="{Binding AmountText}" IsVisible="{Binding HasAmountText}" FontAttributes="Bold" FontSize="16" HorizontalOptions="End" />
+                            <Label Grid.Row="1" Grid.Column="0" StyleClass="Secondary" Text="{Binding CounterpartyText}" IsVisible="{Binding HasCounterpartyText}" FontSize="12" LineBreakMode="MiddleTruncation" />
+                            <Label Grid.Row="1" Grid.Column="1" StyleClass="Secondary" Text="{Binding DirectionText}" IsVisible="{Binding HasDirectionText}" FontSize="12" HorizontalOptions="End" />
                             <HorizontalStackLayout Grid.Row="2" Grid.ColumnSpan="2" Spacing="10">
                                 <Label StyleClass="Secondary" Text="{Binding TimeText}" FontSize="12" />
                                 <Label StyleClass="Secondary" Text="{Binding BlockText}" FontSize="12" IsVisible="{Binding HasBlockText}" />
diff --git a/OneGateApp/Pages/TransactionHistoryPage.xaml.cs b/OneGateApp/Pages/TransactionHistoryPage.xaml.cs
index 15da66a..e5538fa 100644
--- a/OneGateApp/Pages/TransactionHistoryPage.xaml.cs
+++ b/OneGateApp/Pages/TransactionHistoryPage.xaml.cs
@@ -4,11 +4,8 @@
 using NeoOrder.OneGate.Models;
 using NeoOrder.OneGate.Properties;
 using NeoOrder.OneGate.Services;
-using System.Diagnostics;
 using System.Globalization;
-using System.Net.Http.Json;
 using System.Numerics;
-using System.Text.Json;
 using System.Text.Json.Nodes;
 using System.Windows.Input;
 
@@ -17,13 +14,9 @@ namespace NeoOrder.OneGate.Pages;
 public partial class TransactionHistoryPage : ContentPage
 {
     const int DisplayLimit = 50;
-    static readonly TimeSpan AccountHistoryTimeout = TimeSpan.FromSeconds(6);
-    static readonly Uri OneGateExplorerApiUri = new("https://explorer.onegate.space/api");
-    static readonly Uri N3IndexAccountsUri = new("https://api.n3index.dev/mainnet/accounts/");
-
     readonly IWalletProvider walletProvider;
     readonly ProtocolSettings protocolSettings;
-    readonly HttpClient httpClient;
+    readonly TransactionHistoryDataSource transactionHistoryDataSource;
     bool hasLoaded;
 
     public IReadOnlyList<TransactionHistoryItem> Transactions { get; set { field = value; OnPropertyChanged(); OnPropertyChanged(nameof(IsEmpty)); } } = [];
@@ -34,11 +27,11 @@ public partial class TransactionHistoryPage : ContentPage
     public bool IsEmpty => !IsLoading && !HasLoadError && Transactions.Count == 0;
     public ICommand RefreshCommand { get; }
 
-    public TransactionHistoryPage(IWalletProvider walletProvider, ProtocolSettings protocolSettings, HttpClient httpClient)
+    public TransactionHistoryPage(IWalletProvider walletProvider, ProtocolSettings protocolSettings, TransactionHistoryDataSource transactionHistoryDataSource)
     {
         this.walletProvider = walletProvider;
         this.protocolSettings = protocolSettings;
-        this.httpClient = httpClient;
+        this.transactionHistoryDataSource = transactionHistoryDataSource;
         RefreshCommand = new Command(async () => await LoadTransactionsAsync(true), () => !IsLoading);
         InitializeComponent();
     }
@@ -61,7 +54,11 @@ async Task LoadTransactionsAsync(bool isRefresh)
         {
             WalletAccount account = walletProvider.GetWallet()!.GetDefaultAccount()!;
             string address = account.ScriptHash.ToAddress(protocolSettings.AddressVersion);
-            IReadOnlyList<TransactionHistoryItem> accountTransactions = await LoadAccountTransactionsAsync(account.ScriptHash, address);
+            IReadOnlyList<TransactionHistoryItem> accountTransactions = await LoadAccountTransactionsAsync(
+                account.ScriptHash,
+                address,
+                isRefresh,
+                partialTransactions => Transactions = partialTransactions);
             Transactions = accountTransactions;
             hasLoaded = true;
         }
@@ -78,44 +75,49 @@ async Task LoadTransactionsAsync(bool isRefresh)
         }
     }
 
-    async Task<IReadOnlyList<TransactionHistoryItem>> LoadAccountTransactionsAsync(UInt160 scriptHash, string address)
+    async Task<IReadOnlyList<TransactionHistoryItem>> LoadAccountTransactionsAsync(
+        UInt160 scriptHash,
+        string address,
+        bool forceRefresh,
+        Action<IReadOnlyList<TransactionHistoryItem>> publishPartial)
     {
-        Task<JsonArray?> signedTask = LoadOneGateHistoryAsync("GetRawTransactionByAddress", new JsonObject
-        {
-            ["Address"] = scriptHash.ToString(),
-            ["Limit"] = DisplayLimit,
-            ["Skip"] = 0
-        });
-        Task<JsonArray?> nep17Task = LoadOneGateHistoryAsync("GetNep17TransferByAddress", new JsonObject
+        TransactionHistoryDataSource.RequestSet requests = transactionHistoryDataSource.GetRequests(scriptHash.ToString(), address, forceRefresh);
+        var pendingTasks = new List<Task<IReadOnlyList<RawAccountTransaction>>>
         {
-            ["Address"] = scriptHash.ToString(),
-            ["ExcludeBonusAndBurn"] = true,
-            ["Limit"] = DisplayLimit,
-            ["Skip"] = 0
-        });
-        Task<JsonArray?> nep11Task = LoadOneGateHistoryAsync("GetNep11TransferByAddress", new JsonObject
+            ParseHistoryAsync(requests.OneGateSigned, EnumerateAccountTransactions),
+            ParseHistoryAsync(requests.OneGateNep17, result => EnumerateAccountTransfers(result, scriptHash, address)),
+            ParseHistoryAsync(requests.OneGateNep11, result => EnumerateAccountTransfers(result, scriptHash, address)),
+            ParseHistoryAsync(requests.N3IndexTransactions, EnumerateAccountTransactions),
+            ParseHistoryAsync(requests.N3IndexTransfers, result => EnumerateAccountTransfers(result, scriptHash, address))
+        };
+        var accumulatedTransactions = new List<RawAccountTransaction>();
+
+        while (pendingTasks.Count > 0)
         {
-            ["Address"] = scriptHash.ToString(),
-            ["Limit"] = DisplayLimit,
-            ["Skip"] = 0
-        });
-        await Task.WhenAll(signedTask, nep17Task, nep11Task);
-
-        JsonArray? signedResult = await signedTask;
-        IReadOnlyList<RawAccountTransaction> signedTransactions = signedResult is null
-            ? await LoadN3IndexAccountTransactionsAsync(address)
-            : EnumerateAccountTransactions(signedResult).ToArray();
-
-        JsonArray? nep17Result = await nep17Task;
-        JsonArray? nep11Result = await nep11Task;
-        var transferTransactions = EnumerateAccountTransfers(nep17Result, scriptHash, address)
-            .Concat(EnumerateAccountTransfers(nep11Result, scriptHash, address))
-            .ToList();
-        if (nep17Result is null || nep11Result is null)
-            transferTransactions.AddRange(await LoadN3IndexAccountTransfersAsync(scriptHash, address));
+            Task<IReadOnlyList<RawAccountTransaction>> completedTask = await Task.WhenAny(pendingTasks);
+            pendingTasks.Remove(completedTask);
+            IReadOnlyList<RawAccountTransaction> completedTransactions = await completedTask;
+            if (completedTransactions.Count == 0)
+                continue;
 
+            accumulatedTransactions.AddRange(completedTransactions);
+            publishPartial(CreateTransactionItems(accumulatedTransactions));
+        }
+
+        return CreateTransactionItems(accumulatedTransactions);
+    }
+
+    static async Task<IReadOnlyList<RawAccountTransaction>> ParseHistoryAsync(
+        Task<JsonArray?> source,
+        Func<JsonArray?, IEnumerable<RawAccountTransaction>> parser)
+    {
+        return parser(await source).ToArray();
+    }
+
+    static IReadOnlyList<TransactionHistoryItem> CreateTransactionItems(IEnumerable<RawAccountTransaction> rawTransactions)
+    {
         var transactions = new Dictionary<string, RawAccountTransaction>(StringComparer.OrdinalIgnoreCase);
-        foreach (RawAccountTransaction transaction in signedTransactions.Concat(transferTransactions))
+        foreach (RawAccountTransaction transaction in rawTransactions)
         {
             if (IsZeroTransactionHash(transaction.Hash))
                 continue;
@@ -133,67 +135,6 @@ async Task<IReadOnlyList<TransactionHistoryItem>> LoadAccountTransactionsAsync(U
             .ToArray();
     }
 
-    async Task<JsonArray?> LoadOneGateHistoryAsync(string method, JsonObject parameters)
-    {
-        try
-        {
-            var request = new JsonObject
-            {
-                ["jsonrpc"] = "2.0",
-                ["id"] = 1,
-                ["method"] = method,
-                ["params"] = parameters
-            };
-            using var timeout = new CancellationTokenSource(AccountHistoryTimeout);
-            using HttpResponseMessage response = await httpClient.PostAsJsonAsync(OneGateExplorerApiUri, request, SharedOptions.JsonSerializerOptions, timeout.Token);
-            if (!response.IsSuccessStatusCode)
-                return null;
-
-            JsonObject? payload = await response.Content.ReadFromJsonAsync<JsonObject>(SharedOptions.JsonSerializerOptions, timeout.Token);
-            if (payload?["error"] is not null)
-                return null;
-
-            return payload?["result"]?["result"] as JsonArray;
-        }
-        catch (Exception ex) when (ex is HttpRequestException or TaskCanceledException or JsonException or InvalidOperationException)
-        {
-            Debug.WriteLine(ex);
-            return null;
-        }
-    }
-
-    async Task<IReadOnlyList<RawAccountTransaction>> LoadN3IndexAccountTransactionsAsync(string address)
-    {
-        try
-        {
-            Uri uri = new(N3IndexAccountsUri, $"{Uri.EscapeDataString(address)}/transactions?limit={DisplayLimit}&offset=0");
-            using var timeout = new CancellationTokenSource(AccountHistoryTimeout);
-            JsonObject? payload = await httpClient.GetFromJsonAsync<JsonObject>(uri, SharedOptions.JsonSerializerOptions, timeout.Token);
-            return EnumerateAccountTransactions(payload?["data"] as JsonArray).ToArray();
-        }
-        catch (Exception ex) when (ex is HttpRequestException or TaskCanceledException or JsonException or InvalidOperationException)
-        {
-            Debug.WriteLine(ex);
-            return [];
-        }
-    }
-
-    async Task<IReadOnlyList<RawAccountTransaction>> LoadN3IndexAccountTransfersAsync(UInt160 scriptHash, string address)
-    {
-        try
-        {
-            Uri uri = new(N3IndexAccountsUri, $"{Uri.EscapeDataString(address)}/transfers?limit={DisplayLimit}&offset=0");
-            using var timeout = new CancellationTokenSource(AccountHistoryTimeout);
-            JsonObject? payload = await httpClient.GetFromJsonAsync<JsonObject>(uri, SharedOptions.JsonSerializerOptions, timeout.Token);
-            return EnumerateAccountTransfers(payload?["data"] as JsonArray, scriptHash, address).ToArray();
-        }
-        catch (Exception ex) when (ex is HttpRequestException or TaskCanceledException or JsonException or InvalidOperationException)
-        {
-            Debug.WriteLine(ex);
-            return [];
-        }
-    }
-
     static IEnumerable<RawAccountTransaction> EnumerateAccountTransactions(JsonArray? transactions)
     {
         if (transactions is null)
@@ -281,14 +222,14 @@ static TransactionHistoryItem CreateTransactionItem(RawAccountTransaction transa
             ? DateTimeOffset.FromUnixTimeMilliseconds(transaction.Timestamp).LocalDateTime.ToString("g", CultureInfo.CurrentCulture)
             : Strings.Time;
         long fee = Math.Max(0, transaction.NetworkFee) + Math.Max(0, transaction.SystemFee);
-        string feeText = fee > 0
+        string? feeText = fee > 0
             ? $"{new BigDecimal(new BigInteger(fee), NativeContract.GAS.Decimals)} {NativeContract.GAS.Symbol}"
-            : Strings.Unavailable;
-        string stateText = transaction.VmState.ToUpperInvariant() switch
+            : null;
+        string? stateText = transaction.VmState.ToUpperInvariant() switch
         {
             "HALT" => Strings.Success,
             "FAULT" => Strings.Failed,
-            _ => Strings.Unavailable
+            _ => null
         };
 
         return new TransactionHistoryItem
@@ -296,7 +237,7 @@ static TransactionHistoryItem CreateTransactionItem(RawAccountTransaction transa
             Title = Strings.TransactionDetails,
             AmountText = feeText,
             DirectionText = stateText,
-            CounterpartyText = string.IsNullOrWhiteSpace(transaction.Counterparty) ? Strings.Unavailable : transaction.Counterparty,
+            CounterpartyText = string.IsNullOrWhiteSpace(transaction.Counterparty) ? null : transaction.Counterparty,
             TimeText = timeText,
             BlockText = transaction.BlockIndex is null ? null : $"#{transaction.BlockIndex}",
             TransactionHash = ShortHash(transaction.Hash)
diff --git a/OneGateApp/Pages/WalletPage.xaml.cs b/OneGateApp/Pages/WalletPage.xaml.cs
index ff3cba8..75e12cf 100644
--- a/OneGateApp/Pages/WalletPage.xaml.cs
+++ b/OneGateApp/Pages/WalletPage.xaml.cs
@@ -13,6 +13,7 @@ public partial class WalletPage : ContentPage
 {
     readonly ApplicationDbContext dbContext;
     readonly TokenManager tokenManager;
+    readonly TransactionHistoryDataSource transactionHistoryDataSource;
 
     public LoadingService LoadingService { get; set { field = value; OnPropertyChanged(); } }
     public Wallet Wallet { get; set { field = value; OnPropertyChanged(); } }
@@ -23,11 +24,12 @@ public partial class WalletPage : ContentPage
     public IReadOnlyList<NFT>? NFTs { get; set { field = value; OnPropertyChanged(); } }
     public string TotalValuation { get; set { field = value; OnPropertyChanged(); } } = "N/A";
 
-    public WalletPage(ApplicationDbContext dbContext, IWalletProvider walletProvider, TokenManager tokenManager)
+    public WalletPage(ApplicationDbContext dbContext, IWalletProvider walletProvider, TokenManager tokenManager, TransactionHistoryDataSource transactionHistoryDataSource)
     {
         this.LoadingService = new(RefreshWallet, LoadAssetsAsync, LoadNFTsAsync);
         this.dbContext = dbContext;
         this.tokenManager = tokenManager;
+        this.transactionHistoryDataSource = transactionHistoryDataSource;
         Wallet = walletProvider.GetWallet()!;
         ShowBalance = dbContext.Settings.Get<bool>("wallet/showBalance");
         InitializeComponent();
@@ -37,6 +39,7 @@ public WalletPage(ApplicationDbContext dbContext, IWalletProvider walletProvider
     protected override void OnAppearing()
     {
         base.OnAppearing();
+        transactionHistoryDataSource.PrefetchTransfers(ScriptHash.ToString(), DefaultAccount.Address);
         if (this.ShouldRefresh())
             LoadingService.BeginLoad();
     }
diff --git a/OneGateApp/Services/TransactionHistoryDataSource.cs b/OneGateApp/Services/TransactionHistoryDataSource.cs
new file mode 100644
index 0000000..768ced0
--- /dev/null
+++ b/OneGateApp/Services/TransactionHistoryDataSource.cs
@@ -0,0 +1,150 @@
+using System.Diagnostics;
+using System.Net.Http.Json;
+using System.Text.Json;
+using System.Text.Json.Nodes;
+
+namespace NeoOrder.OneGate.Services;
+
+public sealed class TransactionHistoryDataSource(HttpClient httpClient)
+{
+    const int DisplayLimit = 50;
+    static readonly TimeSpan CacheDuration = TimeSpan.FromSeconds(30);
+    static readonly TimeSpan RequestTimeout = TimeSpan.FromSeconds(10);
+    static readonly Uri OneGateExplorerApiUri = new("https://explorer.onegate.space/api");
+    static readonly Uri N3IndexAccountsUri = new("https://api.n3index.dev/mainnet/accounts/");
+
+    readonly Dictionary<string, CacheEntry> cache = new(StringComparer.OrdinalIgnoreCase);
+    readonly object cacheLock = new();
+
+    public RequestSet GetRequests(string scriptHash, string address, bool forceRefresh = false)
+    {
+        lock (cacheLock)
+        {
+            if (!forceRefresh
+                && cache.TryGetValue(address, out CacheEntry? entry)
+                && DateTimeOffset.UtcNow - entry.CreatedAt < CacheDuration)
+                return entry.Requests;
+
+            RequestSet requests = CreateRequests(scriptHash, address);
+            cache[address] = new(DateTimeOffset.UtcNow, requests);
+            return requests;
+        }
+    }
+
+    public void PrefetchTransfers(string scriptHash, string address)
+    {
+        RequestSet requests = GetRequests(scriptHash, address);
+        _ = requests.OneGateNep17;
+        _ = requests.N3IndexTransfers;
+    }
+
+    RequestSet CreateRequests(string scriptHash, string address)
+    {
+        return new(
+            () => LoadOneGateHistoryAsync("GetRawTransactionByAddress", new JsonObject
+            {
+                ["Address"] = scriptHash,
+                ["Limit"] = DisplayLimit,
+                ["Skip"] = 0
+            }),
+            () => LoadOneGateHistoryAsync("GetNep17TransferByAddress", new JsonObject
+            {
+                ["Address"] = scriptHash,
+                ["ExcludeBonusAndBurn"] = true,
+                ["Limit"] = DisplayLimit,
+                ["Skip"] = 0
+            }),
+            () => LoadOneGateHistoryAsync("GetNep11TransferByAddress", new JsonObject
+            {
+                ["Address"] = scriptHash,
+                ["Limit"] = DisplayLimit,
+                ["Skip"] = 0
+            }),
+            () => LoadN3IndexHistoryAsync(address, "transactions"),
+            () => LoadN3IndexHistoryAsync(address, "transfers"));
+    }
+
+    async Task<JsonArray?> LoadOneGateHistoryAsync(string method, JsonObject parameters)
+    {
+        try
+        {
+            var request = new JsonObject
+            {
+                ["jsonrpc"] = "2.0",
+                ["id"] = 1,
+                ["method"] = method,
+                ["params"] = parameters
+            };
+            using var timeout = new CancellationTokenSource(RequestTimeout);
+            using HttpResponseMessage response = await httpClient.PostAsJsonAsync(OneGateExplorerApiUri, request, SharedOptions.JsonSerializerOptions, timeout.Token);
+            if (!response.IsSuccessStatusCode)
+                return null;
+
+            JsonObject? payload = await response.Content.ReadFromJsonAsync<JsonObject>(SharedOptions.JsonSerializerOptions, timeout.Token);
+            if (payload?["error"] is not null)
+                return null;
+
+            return payload?["result"]?["result"] as JsonArray;
+        }
+        catch (OperationCanceledException)
+        {
+            return null;
+        }
+        catch (Exception ex) when (ex is HttpRequestException or JsonException or InvalidOperationException)
+        {
+            Debug.WriteLine(ex);
+            return null;
+        }
+    }
+
+    async Task<JsonArray?> LoadN3IndexHistoryAsync(string address, string resource)
+    {
+        try
+        {
+            Uri uri = new(N3IndexAccountsUri, $"{Uri.EscapeDataString(address)}/{resource}?limit={DisplayLimit}&offset=0");
+            using var timeout = new CancellationTokenSource(RequestTimeout);
+            JsonObject? payload = await httpClient.GetFromJsonAsync<JsonObject>(uri, SharedOptions.JsonSerializerOptions, timeout.Token);
+            return payload?["data"] as JsonArray;
+        }
+        catch (OperationCanceledException)
+        {
+            return null;
+        }
+        catch (Exception ex) when (ex is HttpRequestException or JsonException or InvalidOperationException)
+        {
+            Debug.WriteLine(ex);
+            return null;
+        }
+    }
+
+    public sealed class RequestSet
+    {
+        readonly Lazy<Task<JsonArray?>> oneGateSigned;
+        readonly Lazy<Task<JsonArray?>> oneGateNep17;
+        readonly Lazy<Task<JsonArray?>> oneGateNep11;
+        readonly Lazy<Task<JsonArray?>> n3IndexTransactions;
+        readonly Lazy<Task<JsonArray?>> n3IndexTransfers;
+
+        internal RequestSet(
+            Func<Task<JsonArray?>> oneGateSigned,
+            Func<Task<JsonArray?>> oneGateNep17,
+            Func<Task<JsonArray?>> oneGateNep11,
+            Func<Task<JsonArray?>> n3IndexTransactions,
+            Func<Task<JsonArray?>> n3IndexTransfers)
+        {
+            this.oneGateSigned = new(oneGateSigned);
+            this.oneGateNep17 = new(oneGateNep17);
+            this.oneGateNep11 = new(oneGateNep11);
+            this.n3IndexTransactions = new(n3IndexTransactions);
+            this.n3IndexTransfers = new(n3IndexTransfers);
+        }
+
+        public Task<JsonArray?> OneGateSigned => oneGateSigned.Value;
+        public Task<JsonArray?> OneGateNep17 => oneGateNep17.Value;
+        public Task<JsonArray?> OneGateNep11 => oneGateNep11.Value;
+        public Task<JsonArray?> N3IndexTransactions => n3IndexTransactions.Value;
+        public Task<JsonArray?> N3IndexTransfers => n3IndexTransfers.Value;
+    }
+
+    sealed record CacheEntry(DateTimeOffset CreatedAt, RequestSet Requests);
+}