add:增加文档和上位机

上位机/YKC/Pages/ChargerPage.xaml

@@ -0,0 +1,96 @@
+<Page x:Class="YKC.ChargerPage"
+      xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
+      xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+      Title="充电桩管理" Background="#F0F2F5">
+
+    <ScrollViewer VerticalScrollBarVisibility="Auto">
+        <StackPanel Margin="24">
+            <TextBlock Text="充电桩管理" FontSize="16" FontWeight="SemiBold"
+                       Foreground="#1E293B" Margin="0,0,0,20"/>
+
+            <Grid>
+                <Grid.ColumnDefinitions>
+                    <ColumnDefinition Width="*"/>
+                    <ColumnDefinition Width="*"/>
+                </Grid.ColumnDefinitions>
+
+                <!-- 写入桩ID -->
+                <Border Grid.Column="0" Background="White" CornerRadius="6"
+                        Margin="0,0,8,0" Padding="24">
+                    <StackPanel>
+                        <TextBlock Text="写入桩 ID" FontSize="14" FontWeight="SemiBold"
+                                   Foreground="#1E293B" Margin="0,0,0,16"/>
+
+                        <TextBlock Text="桩编号" Style="{StaticResource FieldLabel}"/>
+                        <TextBox x:Name="txtSetPileIdx" Text="1" Width="80"
+                                 Style="{StaticResource FormInput}" Margin="0,0,0,16"/>
+
+                        <TextBlock Text="序列号 (HEX, 14位)" Style="{StaticResource FieldLabel}"/>
+                        <TextBox x:Name="txtSetPileId" Width="240" MaxLength="14"
+                                 Style="{StaticResource FormInput}" FontFamily="Consolas"
+                                 Margin="0,0,0,16"/>
+
+                        <WrapPanel>
+                            <Button Content="写 入" Style="{StaticResource BtnPrimary}" Width="90"
+                                    Click="SetPileId_Click"/>
+                            <TextBlock x:Name="txtSetResult" Foreground="#10B981"
+                                       FontSize="13" VerticalAlignment="Center" Margin="12,0,0,0"/>
+                        </WrapPanel>
+                    </StackPanel>
+                </Border>
+
+                <!-- 查询充电桩 -->
+                <Border Grid.Column="1" Background="White" CornerRadius="6"
+                        Margin="8,0,0,0" Padding="24">
+                    <StackPanel>
+                        <TextBlock Text="查询充电桩信息" FontSize="14" FontWeight="SemiBold"
+                                   Foreground="#1E293B" Margin="0,0,0,16"/>
+
+                        <TextBlock Text="桩编号" Style="{StaticResource FieldLabel}"/>
+                        <WrapPanel Margin="0,0,0,14">
+                            <TextBox x:Name="txtInfoPileIdx" Text="1" Width="80"
+                                     Style="{StaticResource FormInput}"/>
+                            <Button Content="查 询" Style="{StaticResource BtnOutline}" Width="80"
+                                    Margin="10,0,0,0" Click="GetPileInfo_Click"/>
+                            <TextBlock x:Name="txtInfoResult" VerticalAlignment="Center"
+                                       FontSize="13" Margin="10,0,0,0"/>
+                        </WrapPanel>
+
+                        <!-- 查询结果 -->
+                        <Border x:Name="panelInfo" Background="#F8FAFC"
+                                CornerRadius="4" Padding="14" Visibility="Collapsed">
+                            <StackPanel>
+                                <TextBlock Text="序列号" Style="{StaticResource InfoLabel}"/>
+                                <TextBlock x:Name="txtInfoSerial" Text="--" Style="{StaticResource InfoValue}"/>
+                                <TextBlock Text="类型" Style="{StaticResource InfoLabel}"/>
+                                <TextBlock x:Name="txtInfoType" Text="--" Style="{StaticResource InfoValue}"/>
+                                <TextBlock Text="枪数量" Style="{StaticResource InfoLabel}"/>
+                                <TextBlock x:Name="txtInfoGuns" Text="--" Style="{StaticResource InfoValue}"/>
+                                <TextBlock Text="协议版本" Style="{StaticResource InfoLabel}"/>
+                                <TextBlock x:Name="txtInfoProto" Text="--" Style="{StaticResource InfoValue}"/>
+                                <TextBlock Text="软件版本" Style="{StaticResource InfoLabel}"/>
+                                <TextBlock x:Name="txtInfoSw" Text="--" Style="{StaticResource InfoValue}"/>
+                                <TextBlock Text="SIM 卡" Style="{StaticResource InfoLabel}"/>
+                                <TextBlock x:Name="txtInfoSim" Text="--" Style="{StaticResource InfoValue}"/>
+                            </StackPanel>
+                        </Border>
+                    </StackPanel>
+                </Border>
+            </Grid>
+
+            <!-- 设备操作 -->
+            <Border Background="White" CornerRadius="6" Padding="24" Margin="0,14,0,0">
+                <StackPanel>
+                    <TextBlock Text="设备操作" FontSize="14" FontWeight="SemiBold"
+                               Foreground="#1E293B" Margin="0,0,0,14"/>
+                    <WrapPanel>
+                        <Button Content="重启设备" Style="{StaticResource BtnDanger}" Width="110"
+                                Click="Reboot_Click"/>
+                        <TextBlock x:Name="txtRebootResult" Foreground="#10B981"
+                                   FontSize="13" VerticalAlignment="Center" Margin="12,0,0,0"/>
+                    </WrapPanel>
+                </StackPanel>
+            </Border>
+        </StackPanel>
+    </ScrollViewer>
+</Page>

上位机/YKC/Pages/ChargerPage.xaml.cs

@@ -0,0 +1,118 @@
+using System;
+using System.Windows;
+using System.Windows.Controls;
+using Newtonsoft.Json.Linq;
+
+namespace YKC
+{
+    public partial class ChargerPage : Page
+    {
+        public ChargerPage()
+        {
+            InitializeComponent();
+        }
+
+        private async void SetPileId_Click(object sender, RoutedEventArgs e)
+        {
+            string idx = txtSetPileIdx.Text.Trim();
+            string id = txtSetPileId.Text.Trim();
+
+            if (string.IsNullOrEmpty(id) || id.Length != 14)
+            {
+                ShowResult(txtSetResult, "序列号需14位HEX", false);
+                return;
+            }
+
+            ShowResult(txtSetResult, "发送中...", true);
+
+            await System.Threading.Tasks.Task.Run(() =>
+            {
+                var result = UdpClientHolder.Instance.SendSync(new JObject
+                {
+                    ["cmd"] = Config.Cmd["SET_PILE_ID"],
+                    ["pile_index"] = int.Parse(idx),
+                    ["pile_id"] = id
+                });
+                Dispatcher.BeginInvoke(new Action(() =>
+                {
+                    if (result.Value<bool>("success"))
+                        ShowResult(txtSetResult, "写入成功", true);
+                    else
+                        ShowResult(txtSetResult, result.Value<string>("error") ?? "失败", false);
+                }));
+            });
+        }
+
+        private async void GetPileInfo_Click(object sender, RoutedEventArgs e)
+        {
+            string idx = txtInfoPileIdx.Text.Trim();
+            panelInfo.Visibility = Visibility.Visible;
+            txtInfoResult.Text = "查询中...";
+            txtInfoResult.Foreground = new System.Windows.Media.SolidColorBrush(
+                (System.Windows.Media.Color)System.Windows.Media.ColorConverter.ConvertFromString("#64748B"));
+
+            await System.Threading.Tasks.Task.Run(() =>
+            {
+                var result = UdpClientHolder.Instance.SendSync(new JObject
+                {
+                    ["cmd"] = Config.Cmd["GET_PILE_INFO"],
+                    ["pile_index"] = int.Parse(idx)
+                });
+                Dispatcher.BeginInvoke(new Action(() =>
+                {
+                    if (result.Value<bool>("success") && result["serial"] != null)
+                    {
+                        txtInfoSerial.Text = result.Value<string>("serial") ?? "--";
+                        txtInfoType.Text = result.Value<string>("type") ?? "--";
+                        txtInfoGuns.Text = result.Value<string>("gun_num") ?? "--";
+                        txtInfoProto.Text = result.Value<string>("protocol_ver") ?? "--";
+                        txtInfoSw.Text = result.Value<string>("software_ver") ?? "--";
+                        txtInfoSim.Text = result.Value<string>("sim") ?? "--";
+                        txtInfoResult.Text = "";
+                    }
+                    else
+                    {
+                        txtInfoSerial.Text = "--"; txtInfoType.Text = "--";
+                        txtInfoGuns.Text = "--"; txtInfoProto.Text = "--";
+                        txtInfoSw.Text = "--"; txtInfoSim.Text = "--";
+                        ShowResult(txtInfoResult, result.Value<string>("error") ?? "查询失败", false);
+                    }
+                }));
+            });
+        }
+
+        private async void Reboot_Click(object sender, RoutedEventArgs e)
+        {
+            var dialogResult = MessageBox.Show("确认重启设备？", "警告", MessageBoxButton.YesNo, MessageBoxImage.Warning);
+            if (dialogResult != MessageBoxResult.Yes) return;
+
+            ShowResult(txtRebootResult, "发送中...", true);
+
+            await System.Threading.Tasks.Task.Run(() =>
+            {
+                var result = UdpClientHolder.Instance.SendSync(new JObject
+                {
+                    ["cmd"] = Config.Cmd["REBOOT"]
+                });
+                Dispatcher.BeginInvoke(new Action(() =>
+                {
+                    if (result.Value<bool>("success"))
+                        ShowResult(txtRebootResult, "重启指令已发送", true);
+                    else
+                        ShowResult(txtRebootResult, result.Value<string>("error") ?? "失败", false);
+                }));
+            });
+        }
+
+        private void ShowResult(TextBlock el, string msg, bool ok)
+        {
+            el.Text = msg;
+            el.Foreground = new System.Windows.Media.SolidColorBrush(
+                (System.Windows.Media.Color)System.Windows.Media.ColorConverter.ConvertFromString(
+                    ok ? "#10B981" : "#EF4444"));
+            var timer = new System.Windows.Threading.DispatcherTimer { Interval = TimeSpan.FromSeconds(4) };
+            timer.Tick += (s, _) => { el.Text = ""; timer.Stop(); };
+            timer.Start();
+        }
+    }
+}

上位机/YKC/Pages/DashboardPage.xaml

@@ -0,0 +1,92 @@
+<Page x:Class="YKC.DashboardPage"
+      xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
+      xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+      Title="总览" Background="#F0F2F5">
+
+    <ScrollViewer VerticalScrollBarVisibility="Auto">
+        <StackPanel Margin="24">
+            <!-- 统计卡片行 -->
+            <WrapPanel Margin="0,0,0,20">
+                <Border Background="White" CornerRadius="6" Width="240"
+                        Padding="20,18" Margin="0,0,16,16">
+                    <StackPanel>
+                        <TextBlock Text="设备连接" Style="{StaticResource InfoLabel}"/>
+                        <TextBlock x:Name="txtConnStatus" Text="--"
+                                   FontSize="20" FontWeight="SemiBold" Foreground="#1E293B"/>
+                    </StackPanel>
+                </Border>
+                <Border Background="White" CornerRadius="6" Width="240"
+                        Padding="20,18" Margin="0,0,16,16">
+                    <StackPanel>
+                        <TextBlock Text="在线充电桩" Style="{StaticResource InfoLabel}"/>
+                        <TextBlock x:Name="txtOnlineCount" Text="--"
+                                   FontSize="28" FontWeight="SemiBold" Foreground="#10B981"/>
+                    </StackPanel>
+                </Border>
+                <Border Background="White" CornerRadius="6" Width="240"
+                        Padding="20,18" Margin="0,0,16,16">
+                    <StackPanel>
+                        <TextBlock Text="充电中" Style="{StaticResource InfoLabel}"/>
+                        <TextBlock x:Name="txtChargingCount" Text="--"
+                                   FontSize="28" FontWeight="SemiBold" Foreground="#3B82F6"/>
+                    </StackPanel>
+                </Border>
+            </WrapPanel>
+
+            <!-- 标题 + 按钮 -->
+            <Grid Margin="0,0,0,12">
+                <TextBlock Text="充电桩列表" FontSize="15" FontWeight="SemiBold"
+                           Foreground="#1E293B" VerticalAlignment="Center"/>
+                <Button Content="刷新" Style="{StaticResource BtnPrimary}"
+                        Width="90" HorizontalAlignment="Right"
+                        Click="Refresh_Click"/>
+            </Grid>
+
+            <!-- 表格 -->
+            <Border Background="White" CornerRadius="6" Padding="0">
+                <DataGrid x:Name="dgPiles" AutoGenerateColumns="False" IsReadOnly="True"
+                          HeadersVisibility="Column" CanUserAddRows="False"
+                          CanUserDeleteRows="False" RowHeight="40"
+                          GridLinesVisibility="Horizontal"
+                          HorizontalGridLinesBrush="#F1F5F9"
+                          BorderThickness="0" Background="White">
+                    <DataGrid.ColumnHeaderStyle>
+                        <Style TargetType="DataGridColumnHeader">
+                            <Setter Property="Background" Value="#F8FAFC"/>
+                            <Setter Property="Foreground" Value="#64748B"/>
+                            <Setter Property="FontSize" Value="12"/>
+                            <Setter Property="FontWeight" Value="SemiBold"/>
+                            <Setter Property="Padding" Value="16,10"/>
+                            <Setter Property="BorderBrush" Value="#E2E8F0"/>
+                            <Setter Property="BorderThickness" Value="0,0,0,1"/>
+                        </Style>
+                    </DataGrid.ColumnHeaderStyle>
+                    <DataGrid.CellStyle>
+                        <Style TargetType="DataGridCell">
+                            <Setter Property="BorderThickness" Value="0"/>
+                            <Setter Property="FontSize" Value="13"/>
+                            <Setter Property="Padding" Value="16,8"/>
+                            <Setter Property="Template">
+                                <Setter.Value>
+                                    <ControlTemplate TargetType="DataGridCell">
+                                        <Border Background="{TemplateBinding Background}">
+                                            <ContentPresenter Margin="{TemplateBinding Padding}"
+                                                              VerticalAlignment="Center"/>
+                                        </Border>
+                                    </ControlTemplate>
+                                </Setter.Value>
+                            </Setter>
+                        </Style>
+                    </DataGrid.CellStyle>
+                    <DataGrid.Columns>
+                        <DataGridTextColumn Header="#" Width="50" Binding="{Binding Index}"/>
+                        <DataGridTextColumn Header="序列号" Width="*" Binding="{Binding Serial}"/>
+                        <DataGridTextColumn Header="桩状态" Width="80" Binding="{Binding StatusText}"/>
+                        <DataGridTextColumn Header="枪1" Width="80" Binding="{Binding Gun1Text}"/>
+                        <DataGridTextColumn Header="枪2" Width="80" Binding="{Binding Gun2Text}"/>
+                    </DataGrid.Columns>
+                </DataGrid>
+            </Border>
+        </StackPanel>
+    </ScrollViewer>
+</Page>

上位机/YKC/Pages/DashboardPage.xaml.cs

@@ -0,0 +1,105 @@
+using System;
+using System.Collections.ObjectModel;
+using System.Linq;
+using System.Threading;
+using System.Threading.Tasks;
+using System.Windows;
+using System.Windows.Controls;
+using Newtonsoft.Json.Linq;
+using OxyPlot;
+
+namespace YKC
+{
+    public partial class DashboardPage : Page
+    {
+        private Timer _timer;
+
+        public class PileRow
+        {
+            public int Index { get; set; }
+            public string Serial { get; set; } = "--";
+            public string StatusText { get; set; } = "--";
+            public string Gun1Text { get; set; } = "--";
+            public string Gun2Text { get; set; } = "--";
+        }
+
+        public ObservableCollection<PileRow> Rows { get; } = new ObservableCollection<PileRow>();
+
+        public DashboardPage()
+        {
+            InitializeComponent();
+            dgPiles.ItemsSource = Rows;
+            Loaded += (s, e) =>
+            {
+                Dispatcher.BeginInvoke(new Action(() => RefreshData()),
+                    System.Windows.Threading.DispatcherPriority.Background);
+                _timer = new Timer((_) => Dispatcher.BeginInvoke(new Action(RefreshData)), null, 5000, 5000);
+            };
+            Unloaded += (s, e) => _timer?.Dispose();
+        }
+
+        private void Refresh_Click(object sender, RoutedEventArgs e) => RefreshData();
+
+        private void RefreshData()
+        {
+            try
+            {
+                var result = UdpClientHolder.Instance.SendSync(new JObject
+                {
+                    ["cmd"] = Config.Cmd["GET_STATUS"]
+                });
+                if (result.Value<bool>("success") == false && result["piles"] == null)
+                {
+                    Dispatcher.BeginInvoke(new Action(() => txtConnStatus.Text = "无响应"));
+                    return;
+                }
+
+                Dispatcher.BeginInvoke(new Action(() => txtConnStatus.Text = "在线"));
+
+                var piles = result["piles"] as JArray ?? new JArray();
+                int online = 0, charging = 0;
+                var rows = new ObservableCollection<PileRow>();
+
+                foreach (var p in piles)
+                {
+                    bool isOnline = p.Value<bool>("is_online");
+                    if (isOnline) online++;
+
+                    var guns = p["guns"] as JArray ?? new JArray();
+                    foreach (var g in guns)
+                        if (g.Value<int?>("status") == 3) charging++;
+
+                    rows.Add(new PileRow
+                    {
+                        Index = rows.Count + 1,
+                        Serial = p.Value<string>("serial") ?? "--",
+                        StatusText = isOnline ? "在线" : "离线",
+                        Gun1Text = guns.Count > 0 ? GunStatusText(guns[0].Value<int>("status")) : "--",
+                        Gun2Text = guns.Count > 1 ? GunStatusText(guns[1].Value<int>("status")) : "--",
+                    });
+                }
+
+                Dispatcher.BeginInvoke(new Action(() =>
+                {
+                    txtOnlineCount.Text = online.ToString();
+                    txtChargingCount.Text = charging.ToString();
+                    Rows.Clear();
+                    foreach (var r in rows) Rows.Add(r);
+                }));
+            }
+            catch { }
+        }
+
+        private string GunStatusText(int status)
+        {
+            switch (status)
+            {
+                case 0: return "离线";
+                case 1: return "故障";
+                case 2: return "空闲";
+                case 3: return "充电中";
+                default: return status.ToString();
+            }
+        }
+    }
+}

上位机/YKC/Pages/GatewayPage.xaml

@@ -0,0 +1,145 @@
+<Page x:Class="YKC.GatewayPage"
+      xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
+      xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+      Title="网关管理" Background="#F0F2F5">
+
+    <ScrollViewer VerticalScrollBarVisibility="Auto">
+        <StackPanel Margin="24">
+            <TextBlock Text="网关管理" FontSize="16" FontWeight="SemiBold"
+                       Foreground="#1E293B" Margin="0,0,0,20"/>
+
+            <Grid Margin="0,0,0,14">
+                <Grid.ColumnDefinitions>
+                    <ColumnDefinition Width="*"/>
+                    <ColumnDefinition Width="*"/>
+                </Grid.ColumnDefinitions>
+
+                <!-- 网关基本信息 -->
+                <Border Grid.Column="0" Background="White" CornerRadius="6"
+                        Margin="0,0,8,0" Padding="24">
+                    <StackPanel>
+                        <TextBlock Text="网关基本信息" FontSize="14" FontWeight="SemiBold"
+                                   Foreground="#1E293B" Margin="0,0,0,14"/>
+
+                        <TextBlock Text="网关 ID" Style="{StaticResource InfoLabel}"/>
+                        <TextBlock x:Name="txtGwId" Text="--" Style="{StaticResource InfoValue}"
+                                   FontFamily="Consolas"/>
+
+                        <TextBlock Text="软件版本" Style="{StaticResource InfoLabel}"/>
+                        <TextBlock x:Name="txtGwSw" Text="--" Style="{StaticResource InfoValue}"/>
+
+                        <TextBlock Text="硬件版本" Style="{StaticResource InfoLabel}"/>
+                        <TextBlock x:Name="txtGwHw" Text="--" Style="{StaticResource InfoValue}"/>
+
+                        <TextBlock Text="运行时间" Style="{StaticResource InfoLabel}"/>
+                        <TextBlock x:Name="txtGwUptime" Text="--" Style="{StaticResource InfoValue}"/>
+
+                        <Grid>
+                            <Button Content="刷新" Style="{StaticResource BtnPrimary}" Width="80"
+                                    Click="RefreshGwInfo_Click" Margin="0,4,0,0"/>
+                            <TextBlock x:Name="txtGwStatus" FontSize="12"
+                                       VerticalAlignment="Center" Margin="92,4,0,0"/>
+                        </Grid>
+                    </StackPanel>
+                </Border>
+
+                <!-- 4G 状态 -->
+                <Border Grid.Column="1" Background="White" CornerRadius="6"
+                        Margin="8,0,0,0" Padding="24">
+                    <StackPanel>
+                        <TextBlock Text="4G 状态" FontSize="14" FontWeight="SemiBold"
+                                   Foreground="#1E293B" Margin="0,0,0,14"/>
+
+                        <TextBlock Text="SIM 卡号" Style="{StaticResource InfoLabel}"/>
+                        <TextBlock x:Name="txtSim" Text="--" Style="{StaticResource InfoValue}"
+                                   FontFamily="Consolas"/>
+
+                        <TextBlock Text="网络状态" Style="{StaticResource InfoLabel}"/>
+                        <TextBlock x:Name="txtNetStatus" Text="--" Style="{StaticResource InfoValue}"
+                                   Foreground="#10B981"/>
+
+                        <TextBlock Text="信号强度" Style="{StaticResource InfoLabel}"/>
+                        <TextBlock x:Name="txtSignal" Text="--" Style="{StaticResource InfoValue}"/>
+
+                        <TextBlock Text="运营商" Style="{StaticResource InfoLabel}"/>
+                        <TextBlock x:Name="txtIsp" Text="--" Style="{StaticResource InfoValue}"/>
+
+                        <Grid>
+                            <Button Content="刷新" Style="{StaticResource BtnPrimary}" Width="80"
+                                    Click="Refresh4G_Click" Margin="0,4,0,0"/>
+                            <TextBlock x:Name="txt4GStatus" FontSize="12"
+                                       VerticalAlignment="Center" Margin="92,4,0,0"/>
+                        </Grid>
+                    </StackPanel>
+                </Border>
+            </Grid>
+
+            <Grid>
+                <Grid.ColumnDefinitions>
+                    <ColumnDefinition Width="*"/>
+                    <ColumnDefinition Width="*"/>
+                </Grid.ColumnDefinitions>
+
+                <!-- 云服务器配置 -->
+                <Border Grid.Column="0" Background="White" CornerRadius="6"
+                        Margin="0,0,8,0" Padding="24">
+                    <StackPanel>
+                        <TextBlock Text="云服务器配置" FontSize="14" FontWeight="SemiBold"
+                                   Foreground="#1E293B" Margin="0,0,0,14"/>
+
+                        <TextBlock Text="服务器地址 (IP 或域名)" Style="{StaticResource FieldLabel}"/>
+                        <TextBox x:Name="txtCloudHost" Width="220"
+                                 Style="{StaticResource FormInput}" Margin="0,0,0,12"/>
+
+                        <TextBlock Text="端口号" Style="{StaticResource FieldLabel}"/>
+                        <TextBox x:Name="txtCloudPort" Width="120"
+                                 Style="{StaticResource FormInput}" Margin="0,0,0,16"/>
+
+                        <WrapPanel>
+                            <Button Content="查 询" Style="{StaticResource BtnOutline}" Width="80"
+                                    Click="LoadCloudConfig_Click"/>
+                            <Button Content="保 存" Style="{StaticResource BtnPrimary}" Width="80"
+                                    Click="SaveCloudConfig_Click" Margin="8,0,0,0"/>
+                            <TextBlock x:Name="txtCloudResult" Foreground="#10B981"
+                                       FontSize="13" VerticalAlignment="Center" Margin="12,0,0,0"/>
+                        </WrapPanel>
+                    </StackPanel>
+                </Border>
+
+                <!-- 网络配置 -->
+                <Border Grid.Column="1" Background="White" CornerRadius="6"
+                        Margin="8,0,0,0" Padding="24">
+                    <StackPanel>
+                        <TextBlock Text="有线网络配置" FontSize="14" FontWeight="SemiBold"
+                                   Foreground="#1E293B" Margin="0,0,0,14"/>
+
+                        <TextBlock Text="IP 地址" Style="{StaticResource FieldLabel}"/>
+                        <TextBox x:Name="txtNetIp" Width="200"
+                                 Style="{StaticResource FormInput}" Margin="0,0,0,10"/>
+
+                        <TextBlock Text="子网掩码" Style="{StaticResource FieldLabel}"/>
+                        <TextBox x:Name="txtNetMask" Width="200"
+                                 Style="{StaticResource FormInput}" Margin="0,0,0,10"/>
+
+                        <TextBlock Text="默认网关" Style="{StaticResource FieldLabel}"/>
+                        <TextBox x:Name="txtNetGw" Width="200"
+                                 Style="{StaticResource FormInput}" Margin="0,0,0,10"/>
+
+                        <TextBlock Text="DNS 服务器" Style="{StaticResource FieldLabel}"/>
+                        <TextBox x:Name="txtNetDns" Width="200"
+                                 Style="{StaticResource FormInput}" Margin="0,0,0,16"/>
+
+                        <WrapPanel>
+                            <Button Content="查 询" Style="{StaticResource BtnOutline}" Width="80"
+                                    Click="LoadNetConfig_Click"/>
+                            <Button Content="保 存" Style="{StaticResource BtnPrimary}" Width="80"
+                                    Click="SaveNetConfig_Click" Margin="8,0,0,0"/>
+                            <TextBlock x:Name="txtNetResult" Foreground="#10B981"
+                                       FontSize="13" VerticalAlignment="Center" Margin="12,0,0,0"/>
+                        </WrapPanel>
+                    </StackPanel>
+                </Border>
+            </Grid>
+        </StackPanel>
+    </ScrollViewer>
+</Page>

上位机/YKC/Pages/GatewayPage.xaml.cs

@@ -0,0 +1,227 @@
+using System;
+using System.Text.RegularExpressions;
+using System.Windows;
+using System.Windows.Controls;
+using Newtonsoft.Json.Linq;
+
+namespace YKC
+{
+    public partial class GatewayPage : Page
+    {
+        private static readonly Regex IpRegex = new Regex(
+            @"^(?:(?:25[0-5]|2[0-4]\d|1\d{2}|[1-9]?\d)\.){3}(?:25[0-5]|2[0-4]\d|1\d{2}|[1-9]?\d)$");
+        private static readonly Regex DomainRegex = new Regex(
+            @"^(?!-)[A-Za-z0-9-]{1,63}(?<!-)(\.[A-Za-z]{2,})+$");
+
+        public GatewayPage()
+        {
+            InitializeComponent();
+            Loaded += (s, e) =>
+            {
+                Dispatcher.BeginInvoke(new Action(() =>
+                {
+                    if (txtGwId != null) RefreshAll();
+                }), System.Windows.Threading.DispatcherPriority.Background);
+            };
+        }
+
+        private bool IsValidIp(string s) => IpRegex.IsMatch(s);
+        private bool IsValidDomain(string s) => DomainRegex.IsMatch(s);
+        private bool IsValidHost(string s) => IsValidIp(s) || IsValidDomain(s);
+
+        private void ShowResult(TextBlock el, string msg, bool ok)
+        {
+            el.Text = msg;
+            el.Foreground = new System.Windows.Media.SolidColorBrush(
+                (System.Windows.Media.Color)System.Windows.Media.ColorConverter.ConvertFromString(
+                    ok ? "#10B981" : "#EF4444"));
+            var timer = new System.Windows.Threading.DispatcherTimer { Interval = TimeSpan.FromSeconds(3) };
+            timer.Tick += (s, _) => { el.Text = ""; timer.Stop(); };
+            timer.Start();
+        }
+
+        private string FormatUptime(int sec)
+        {
+            if (sec <= 0) return "--";
+            int d = sec / 86400;
+            int h = (sec % 86400) / 3600;
+            int m = (sec % 3600) / 60;
+            string result = "";
+            if (d > 0) result += d + "天";
+            if (h > 0) result += h + "时";
+            if (m > 0) result += m + "分";
+            return result.Length > 0 ? result : sec + "秒";
+        }
+
+        private void RefreshAll()
+        {
+            RefreshGwInfo();
+            Refresh4G();
+        }
+
+        private async void RefreshGwInfo()
+        {
+            txtGwStatus.Text = "加载中...";
+            txtGwStatus.Foreground = new System.Windows.Media.SolidColorBrush(
+                (System.Windows.Media.Color)System.Windows.Media.ColorConverter.ConvertFromString("#64748B"));
+            await System.Threading.Tasks.Task.Run(() =>
+            {
+                var result = UdpClientHolder.Instance.SendSync(new JObject { ["cmd"] = Config.Cmd["GET_GW_INFO"] });
+                Dispatcher.BeginInvoke(new Action(() =>
+                {
+                    if (result.Value<bool>("success") && result["device_id"] != null)
+                    {
+                        txtGwId.Text = result.Value<string>("device_id") ?? "--";
+                        txtGwSw.Text = result.Value<string>("software_ver") ?? result.Value<string>("sw_ver") ?? "--";
+                        txtGwHw.Text = result.Value<string>("hardware_ver") ?? result.Value<string>("hw_ver") ?? "--";
+                        txtGwUptime.Text = FormatUptime(result.Value<int?>("uptime") ?? 0);
+                        txtGwStatus.Text = "";
+                    }
+                    else
+                    {
+                        txtGwId.Text = "--"; txtGwSw.Text = "--"; txtGwHw.Text = "--"; txtGwUptime.Text = "--";
+                        ShowResult(txtGwStatus, result.Value<string>("error") ?? "查询超时", false);
+                    }
+                }));
+            });
+        }
+
+        private async void Refresh4G()
+        {
+            txt4GStatus.Text = "加载中...";
+            txt4GStatus.Foreground = new System.Windows.Media.SolidColorBrush(
+                (System.Windows.Media.Color)System.Windows.Media.ColorConverter.ConvertFromString("#64748B"));
+            await System.Threading.Tasks.Task.Run(() =>
+            {
+                var result = UdpClientHolder.Instance.SendSync(new JObject { ["cmd"] = Config.Cmd["GET_4G_STATUS"] });
+                Dispatcher.BeginInvoke(new Action(() =>
+                {
+                    if (result.Value<bool>("success") && result["sim"] != null)
+                    {
+                        txtSim.Text = result.Value<string>("sim") ?? result.Value<string>("iccid") ?? "--";
+                        txtNetStatus.Text = result.Value<string>("net_status") ?? result.Value<string>("status_text") ?? "--";
+                        txtSignal.Text = result.Value<string>("signal") != null ? result.Value<int>("signal") + " dBm" : "--";
+                        txtIsp.Text = result.Value<string>("isp") ?? result.Value<string>("operator") ?? "--";
+                        txt4GStatus.Text = "";
+                    }
+                    else
+                    {
+                        txtSim.Text = "--"; txtNetStatus.Text = "--"; txtSignal.Text = "--"; txtIsp.Text = "--";
+                        ShowResult(txt4GStatus, result.Value<string>("error") ?? "查询超时", false);
+                    }
+                }));
+            });
+        }
+
+        private void RefreshGwInfo_Click(object sender, RoutedEventArgs e) => RefreshGwInfo();
+        private void Refresh4G_Click(object sender, RoutedEventArgs e) => Refresh4G();
+
+        private async void LoadCloudConfig_Click(object sender, RoutedEventArgs e)
+        {
+            txtCloudResult.Text = "加载中...";
+            txtCloudResult.Foreground = new System.Windows.Media.SolidColorBrush(
+                (System.Windows.Media.Color)System.Windows.Media.ColorConverter.ConvertFromString("#64748B"));
+            await System.Threading.Tasks.Task.Run(() =>
+            {
+                var result = UdpClientHolder.Instance.SendSync(new JObject { ["cmd"] = Config.Cmd["GET_CLOUD_CONFIG"] });
+                Dispatcher.BeginInvoke(new Action(() =>
+                {
+                    txtCloudResult.Text = "";
+                    if (result.Value<bool>("success") && result["host"] != null)
+                    {
+                        txtCloudHost.Text = result.Value<string>("host") ?? "";
+                        txtCloudPort.Text = result.Value<string>("port") ?? result.Value<int?>("port")?.ToString() ?? "";
+                    }
+                    else
+                    {
+                        ShowResult(txtCloudResult, result.Value<string>("error") ?? "查询超时", false);
+                    }
+                }));
+            });
+        }
+
+        private async void SaveCloudConfig_Click(object sender, RoutedEventArgs e)
+        {
+            string host = txtCloudHost.Text.Trim();
+            string port = txtCloudPort.Text.Trim();
+
+            if (string.IsNullOrEmpty(host)) { ShowResult(txtCloudResult, "请输入服务器地址", false); return; }
+            if (!IsValidHost(host)) { ShowResult(txtCloudResult, "地址格式错误", false); return; }
+            if (string.IsNullOrEmpty(port) || !int.TryParse(port, out int p) || p < 1 || p > 65535)
+            { ShowResult(txtCloudResult, "端口范围 1-65535", false); return; }
+
+            ShowResult(txtCloudResult, "保存中...", true);
+            await System.Threading.Tasks.Task.Run(() =>
+            {
+                var result = UdpClientHolder.Instance.SendSync(new JObject
+                {
+                    ["cmd"] = Config.Cmd["SET_CLOUD_CONFIG"],
+                    ["host"] = host,
+                    ["port"] = p
+                });
+                Dispatcher.BeginInvoke(new Action(() =>
+                {
+                    ShowResult(txtCloudResult, result.Value<bool>("success") ? "保存成功" : (result.Value<string>("error") ?? "失败"), result.Value<bool>("success"));
+                }));
+            });
+        }
+
+        private async void LoadNetConfig_Click(object sender, RoutedEventArgs e)
+        {
+            txtNetResult.Text = "加载中...";
+            txtNetResult.Foreground = new System.Windows.Media.SolidColorBrush(
+                (System.Windows.Media.Color)System.Windows.Media.ColorConverter.ConvertFromString("#64748B"));
+            await System.Threading.Tasks.Task.Run(() =>
+            {
+                var result = UdpClientHolder.Instance.SendSync(new JObject { ["cmd"] = Config.Cmd["GET_NET_CONFIG"] });
+                Dispatcher.BeginInvoke(new Action(() =>
+                {
+                    txtNetResult.Text = "";
+                    if (result.Value<bool>("success") && result["ip"] != null)
+                    {
+                        txtNetIp.Text = result.Value<string>("ip") ?? "";
+                        txtNetMask.Text = result.Value<string>("mask") ?? result.Value<string>("netmask") ?? "";
+                        txtNetGw.Text = result.Value<string>("gateway") ?? result.Value<string>("gw") ?? "";
+                        txtNetDns.Text = result.Value<string>("dns") ?? "";
+                    }
+                    else
+                    {
+                        ShowResult(txtNetResult, result.Value<string>("error") ?? "查询超时", false);
+                    }
+                }));
+            });
+        }
+
+        private async void SaveNetConfig_Click(object sender, RoutedEventArgs e)
+        {
+            string ip = txtNetIp.Text.Trim();
+            string mask = txtNetMask.Text.Trim();
+            string gw = txtNetGw.Text.Trim();
+            string dns = txtNetDns.Text.Trim();
+
+            if (string.IsNullOrEmpty(ip)) { ShowResult(txtNetResult, "请输入IP地址", false); return; }
+            if (!IsValidIp(ip)) { ShowResult(txtNetResult, "IP格式错误", false); return; }
+            if (string.IsNullOrEmpty(mask)) { ShowResult(txtNetResult, "请输入子网掩码", false); return; }
+            if (!IsValidIp(mask)) { ShowResult(txtNetResult, "掩码格式错误", false); return; }
+            if (!string.IsNullOrEmpty(gw) && !IsValidIp(gw)) { ShowResult(txtNetResult, "网关格式错误", false); return; }
+            if (!string.IsNullOrEmpty(dns) && !IsValidIp(dns)) { ShowResult(txtNetResult, "DNS格式错误", false); return; }
+
+            ShowResult(txtNetResult, "保存中...", true);
+            await System.Threading.Tasks.Task.Run(() =>
+            {
+                var result = UdpClientHolder.Instance.SendSync(new JObject
+                {
+                    ["cmd"] = Config.Cmd["SET_NET_CONFIG"],
+                    ["ip"] = ip,
+                    ["mask"] = mask,
+                    ["gateway"] = gw,
+                    ["dns"] = dns
+                });
+                Dispatcher.BeginInvoke(new Action(() =>
+                {
+                    ShowResult(txtNetResult, result.Value<bool>("success") ? "保存成功，重启生效" : (result.Value<string>("error") ?? "失败"), result.Value<bool>("success"));
+                }));
+            });
+        }
+    }
+}

上位机/YKC/Pages/RealtimePage.xaml

@@ -0,0 +1,170 @@
+<Page x:Class="YKC.RealtimePage"
+      xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
+      xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+      xmlns:oxy="http://oxyplot.org/wpf"
+      Title="实时监控" Background="#F0F2F5">
+
+    <ScrollViewer VerticalScrollBarVisibility="Auto">
+        <StackPanel Margin="20">
+            <!-- 标题 + 选择器 -->
+            <Grid Margin="0,0,0,12">
+                <StackPanel Orientation="Horizontal" VerticalAlignment="Center">
+                    <TextBlock Text="实时监控" FontSize="16" FontWeight="SemiBold"
+                               Foreground="#1E293B"/>
+                </StackPanel>
+                <StackPanel Orientation="Horizontal" HorizontalAlignment="Right">
+                    <TextBlock Text="桩" Foreground="#64748B" FontSize="13"
+                               VerticalAlignment="Center" Margin="0,0,6,0"/>
+                    <ComboBox x:Name="cmbPile" Style="{StaticResource StyledCombo}" Width="80"
+                              SelectedIndex="0" SelectionChanged="PileGun_Changed">
+                        <ComboBoxItem>桩 01</ComboBoxItem><ComboBoxItem>桩 02</ComboBoxItem>
+                        <ComboBoxItem>桩 03</ComboBoxItem><ComboBoxItem>桩 04</ComboBoxItem>
+                        <ComboBoxItem>桩 05</ComboBoxItem><ComboBoxItem>桩 06</ComboBoxItem>
+                    </ComboBox>
+                    <TextBlock Text="枪" Foreground="#64748B" FontSize="13"
+                               VerticalAlignment="Center" Margin="12,0,6,0"/>
+                    <ComboBox x:Name="cmbGun" Style="{StaticResource StyledCombo}" Width="70"
+                              SelectedIndex="0" SelectionChanged="PileGun_Changed">
+                        <ComboBoxItem>枪 1</ComboBoxItem><ComboBoxItem>枪 2</ComboBoxItem>
+                    </ComboBox>
+                </StackPanel>
+            </Grid>
+
+            <!-- 数值卡片行1 -->
+            <WrapPanel Margin="0,0,0,6">
+                <Border Background="White" CornerRadius="6" Width="170"
+                        Padding="14,12" Margin="0,0,8,8">
+                    <StackPanel>
+                        <TextBlock Text="电流 (A)" Style="{StaticResource InfoLabel}"/>
+                        <TextBlock x:Name="txtCurrent" Text="--" FontSize="22"
+                                   FontWeight="SemiBold" Foreground="#10B981"/>
+                    </StackPanel>
+                </Border>
+                <Border Background="White" CornerRadius="6" Width="170"
+                        Padding="14,12" Margin="0,0,8,8">
+                    <StackPanel>
+                        <TextBlock Text="电压 (V)" Style="{StaticResource InfoLabel}"/>
+                        <TextBlock x:Name="txtVoltage" Text="--" FontSize="22"
+                                   FontWeight="SemiBold" Foreground="#1E293B"/>
+                    </StackPanel>
+                </Border>
+                <Border Background="White" CornerRadius="6" Width="170"
+                        Padding="14,12" Margin="0,0,8,8">
+                    <StackPanel>
+                        <TextBlock Text="功率 (kW)" Style="{StaticResource InfoLabel}"/>
+                        <TextBlock x:Name="txtPower" Text="--" FontSize="22"
+                                   FontWeight="SemiBold" Foreground="#1E293B"/>
+                    </StackPanel>
+                </Border>
+                <Border Background="White" CornerRadius="6" Width="170"
+                        Padding="14,12" Margin="0,0,8,8">
+                    <StackPanel>
+                        <TextBlock Text="度数 (kWh)" Style="{StaticResource InfoLabel}"/>
+                        <TextBlock x:Name="txtEnergy" Text="--" FontSize="22"
+                                   FontWeight="SemiBold" Foreground="#1E293B"/>
+                    </StackPanel>
+                </Border>
+                <Border Background="White" CornerRadius="6" Width="170"
+                        Padding="14,12" Margin="0,0,8,8">
+                    <StackPanel>
+                        <TextBlock Text="总金额 (元)" Style="{StaticResource InfoLabel}"/>
+                        <TextBlock x:Name="txtTotalAmount" Text="--" FontSize="22"
+                                   FontWeight="SemiBold" Foreground="#FF5722"/>
+                    </StackPanel>
+                </Border>
+                <Border Background="White" CornerRadius="6" Width="150"
+                        Padding="14,12" Margin="0,0,8,8">
+                    <StackPanel>
+                        <TextBlock Text="状态" Style="{StaticResource InfoLabel}"/>
+                        <TextBlock x:Name="txtStatus" Text="--" FontSize="22"
+                                   FontWeight="SemiBold" Foreground="#3B82F6"/>
+                    </StackPanel>
+                </Border>
+            </WrapPanel>
+
+            <!-- 订单信息行 -->
+            <WrapPanel Margin="0,0,0,10">
+                <Border Background="White" CornerRadius="6" Width="280"
+                        Padding="14,12" Margin="0,0,8,8">
+                    <StackPanel>
+                        <TextBlock Text="订单编号" Style="{StaticResource InfoLabel}"/>
+                        <TextBlock x:Name="txtOrderNo" Text="--" FontSize="13"
+                                   FontWeight="SemiBold" Foreground="#1E293B"
+                                   FontFamily="Consolas" TextWrapping="Wrap"/>
+                    </StackPanel>
+                </Border>
+                <Border Background="White" CornerRadius="6" Width="140"
+                        Padding="14,12" Margin="0,0,8,8">
+                    <StackPanel>
+                        <TextBlock Text="目标 SOC" Style="{StaticResource InfoLabel}"/>
+                        <TextBlock x:Name="txtSoc" Text="--" FontSize="22"
+                                   FontWeight="SemiBold" Foreground="#1E293B"/>
+                    </StackPanel>
+                </Border>
+                <Border Background="White" CornerRadius="6" Width="180"
+                        Padding="14,12" Margin="0,0,8,8">
+                    <StackPanel>
+                        <TextBlock Text="累计充电时间" Style="{StaticResource InfoLabel}"/>
+                        <TextBlock x:Name="txtCumTime" Text="--" FontSize="18"
+                                   FontWeight="SemiBold" Foreground="#1E293B"
+                                   FontFamily="Consolas"/>
+                    </StackPanel>
+                </Border>
+                <Border Background="White" CornerRadius="6" Width="180"
+                        Padding="14,12" Margin="0,0,8,8">
+                    <StackPanel>
+                        <TextBlock Text="剩余时间" Style="{StaticResource InfoLabel}"/>
+                        <TextBlock x:Name="txtRemTime" Text="--" FontSize="18"
+                                   FontWeight="SemiBold" Foreground="#1E293B"
+                                   FontFamily="Consolas"/>
+                    </StackPanel>
+                </Border>
+            </WrapPanel>
+
+            <!-- 图表 2x2 -->
+            <Grid Height="580">
+                <Grid.RowDefinitions>
+                    <RowDefinition Height="290"/>
+                    <RowDefinition Height="290"/>
+                </Grid.RowDefinitions>
+                <Grid.ColumnDefinitions>
+                    <ColumnDefinition Width="*"/>
+                    <ColumnDefinition Width="*"/>
+                </Grid.ColumnDefinitions>
+
+                <Border Grid.Row="0" Grid.Column="0" Background="White" CornerRadius="6"
+                        Margin="0,0,7,7">
+                    <Grid>
+                        <TextBlock Text="电流曲线 (A)" Foreground="#94A3B8" FontSize="12"
+                                   Margin="14,10,0,0" VerticalAlignment="Top"/>
+                        <oxy:PlotView x:Name="plotCurrent" Margin="8,32,8,8"/>
+                    </Grid>
+                </Border>
+                <Border Grid.Row="0" Grid.Column="1" Background="White" CornerRadius="6"
+                        Margin="7,0,0,7">
+                    <Grid>
+                        <TextBlock Text="电压曲线 (V)" Foreground="#94A3B8" FontSize="12"
+                                   Margin="14,10,0,0" VerticalAlignment="Top"/>
+                        <oxy:PlotView x:Name="plotVoltage" Margin="8,32,8,8"/>
+                    </Grid>
+                </Border>
+                <Border Grid.Row="1" Grid.Column="0" Background="White" CornerRadius="6"
+                        Margin="0,7,7,0">
+                    <Grid>
+                        <TextBlock Text="功率曲线 (kW)" Foreground="#94A3B8" FontSize="12"
+                                   Margin="14,10,0,0" VerticalAlignment="Top"/>
+                        <oxy:PlotView x:Name="plotPower" Margin="8,32,8,8"/>
+                    </Grid>
+                </Border>
+                <Border Grid.Row="1" Grid.Column="1" Background="White" CornerRadius="6"
+                        Margin="7,7,0,0">
+                    <Grid>
+                        <TextBlock Text="费用明细 (元)" Foreground="#94A3B8" FontSize="12"
+                                   Margin="14,10,0,0" VerticalAlignment="Top"/>
+                        <oxy:PlotView x:Name="plotAmount" Margin="8,32,8,8"/>
+                    </Grid>
+                </Border>
+            </Grid>
+        </StackPanel>
+    </ScrollViewer>
+</Page>

上位机/YKC/Pages/RealtimePage.xaml.cs

@@ -0,0 +1,214 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Threading;
+using System.Windows;
+using System.Windows.Controls;
+using System.Windows.Media;
+using Newtonsoft.Json.Linq;
+using OxyPlot;
+using OxyPlot.Axes;
+using OxyPlot.Series;
+
+namespace YKC
+{
+    public partial class RealtimePage : Page
+    {
+        private Timer _pollTimer;
+        private int _currentPile = 1;
+        private int _currentGun = 1;
+
+        public RealtimePage()
+        {
+            InitializeComponent();
+            InitLinePlot(plotCurrent, OxyColor.Parse("#3B82F6"));
+            InitLinePlot(plotVoltage, OxyColor.Parse("#8B5CF6"));
+            InitLinePlot(plotPower, OxyColor.Parse("#F59E0B"));
+            InitBarPlot(plotAmount);
+
+            Loaded += (s, e) =>
+            {
+                Dispatcher.BeginInvoke(new Action(RefreshData),
+                    System.Windows.Threading.DispatcherPriority.Background);
+                _pollTimer = new Timer((_) =>
+                    Dispatcher.BeginInvoke(new Action(RefreshData)), null, 2000, 2000);
+            };
+            Unloaded += (s, e) => _pollTimer?.Dispose();
+        }
+
+        private void InitLinePlot(OxyPlot.Wpf.PlotView pv, OxyColor color)
+        {
+            var model = new PlotModel { PlotAreaBorderColor = OxyColors.Transparent };
+            model.Axes.Add(new DateTimeAxis
+            {
+                Position = AxisPosition.Bottom,
+                TextColor = OxyColor.Parse("#94A3B8"),
+                AxislineColor = OxyColor.Parse("#E2E8F0"),
+                TicklineColor = OxyColor.Parse("#E2E8F0"),
+                MajorGridlineColor = OxyColor.Parse("#F1F5F9"),
+                StringFormat = "HH:mm:ss",
+                FontSize = 10
+            });
+            model.Axes.Add(new LinearAxis
+            {
+                Position = AxisPosition.Left,
+                TextColor = OxyColor.Parse("#94A3B8"),
+                AxislineColor = OxyColors.Transparent,
+                TicklineColor = OxyColors.Transparent,
+                MajorGridlineStyle = LineStyle.Dash,
+                MajorGridlineColor = OxyColor.Parse("#F1F5F9"),
+                FontSize = 10,
+                MinimumPadding = 0.1,
+                MaximumPadding = 0.1
+            });
+            model.Series.Add(new LineSeries
+            {
+                Color = color,
+                StrokeThickness = 2,
+                MarkerType = MarkerType.None,
+                CanTrackerInterpolatePoints = false
+            });
+            pv.Model = model;
+        }
+
+        private void InitBarPlot(OxyPlot.Wpf.PlotView pv)
+        {
+            var model = new PlotModel { PlotAreaBorderColor = OxyColors.Transparent };
+            var catAxis = new CategoryAxis
+            {
+                Position = AxisPosition.Bottom,
+                TextColor = OxyColor.Parse("#64748B"),
+                FontSize = 12,
+                AxislineColor = OxyColor.Parse("#E2E8F0"),
+                TicklineColor = OxyColor.Parse("#E2E8F0")
+            };
+            catAxis.Labels.Add("服务费");
+            catAxis.Labels.Add("电费");
+            catAxis.Labels.Add("总金额");
+            model.Axes.Add(catAxis);
+            model.Axes.Add(new LinearAxis
+            {
+                Position = AxisPosition.Left,
+                Title = "元",
+                TextColor = OxyColor.Parse("#94A3B8"),
+                FontSize = 10,
+                AxislineColor = OxyColors.Transparent,
+                TicklineColor = OxyColors.Transparent,
+                MajorGridlineStyle = LineStyle.Dash,
+                MajorGridlineColor = OxyColor.Parse("#F1F5F9"),
+                MinimumPadding = 0,
+                MaximumPadding = 0.15
+            });
+            model.Series.Add(new RectangleBarSeries { FillColor = OxyColor.Parse("#1E9FFF") });
+            model.Series.Add(new RectangleBarSeries { FillColor = OxyColor.Parse("#10B981") });
+            model.Series.Add(new RectangleBarSeries { FillColor = OxyColor.Parse("#6366F1") });
+            pv.Model = model;
+        }
+
+        private void PileGun_Changed(object sender, SelectionChangedEventArgs e)
+        {
+            try
+            {
+                if (cmbPile == null || cmbGun == null) return;
+                _currentPile = cmbPile.SelectedIndex + 1;
+                _currentGun = cmbGun.SelectedIndex + 1;
+                RefreshData();
+            }
+            catch { }
+        }
+
+        private void RefreshData()
+        {
+            try
+            {
+                if (txtCurrent == null || plotCurrent == null || plotCurrent.Model == null) return;
+                var latest = PilesStoreHolder.Instance.GetLatest(_currentPile, _currentGun);
+                if (latest == null) return;
+
+                txtCurrent.Text = FormatValue(latest.Value<double?>("current")) + " A";
+                txtVoltage.Text = FormatValue(latest.Value<double?>("voltage")) + " V";
+                txtPower.Text = FormatValue(latest.Value<double?>("power")) + " kW";
+                txtEnergy.Text = FormatValue(latest.Value<double?>("energy")) + " kWh";
+                txtTotalAmount.Text = "¥ " + FormatValue(latest.Value<double?>("total_amount"));
+
+                int? st = latest.Value<int?>("status");
+                if (st == 0) { txtStatus.Text = "离线"; txtStatus.Foreground = new SolidColorBrush((Color)ColorConverter.ConvertFromString("#909399")); }
+                else if (st == 1) { txtStatus.Text = "故障"; txtStatus.Foreground = new SolidColorBrush((Color)ColorConverter.ConvertFromString("#EF4444")); }
+                else if (st == 2) { txtStatus.Text = "空闲"; txtStatus.Foreground = new SolidColorBrush((Color)ColorConverter.ConvertFromString("#10B981")); }
+                else if (st == 3) { txtStatus.Text = "充电中"; txtStatus.Foreground = new SolidColorBrush((Color)ColorConverter.ConvertFromString("#3B82F6")); }
+                else { txtStatus.Text = "--"; }
+
+                txtOrderNo.Text = latest.Value<string>("order_no") ?? "--";
+                txtSoc.Text = latest.Value<double?>("soc") != null ? latest.Value<double>("soc").ToString("F1") + "%" : "--";
+                txtCumTime.Text = FormatMin(latest.Value<double?>("cumulative_time"));
+                txtRemTime.Text = FormatMin(latest.Value<double?>("remaining_time"));
+
+                UpdateCharts();
+            }
+            catch { }
+        }
+
+        private void UpdateCharts()
+        {
+            try
+            {
+                if (plotCurrent == null || plotCurrent.Model == null || plotCurrent.Model.Series.Count == 0) return;
+                if (plotAmount == null || plotAmount.Model == null || plotAmount.Model.Series.Count == 0) return;
+
+                var chartData = PilesStoreHolder.Instance.GetChartData(_currentPile, _currentGun);
+                if (chartData == null || chartData.Count == 0) return;
+
+                var curPoints = new List<DataPoint>();
+                var volPoints = new List<DataPoint>();
+                var powPoints = new List<DataPoint>();
+
+                foreach (var item in chartData)
+                {
+                    long unixTs = item.Value<long>("t");
+                    var dt = DateTimeOffset.FromUnixTimeSeconds(unixTs).DateTime;
+                    double oxyTime = DateTimeAxis.ToDouble(dt);
+                    curPoints.Add(new DataPoint(oxyTime, item.Value<double?>("current") ?? 0));
+                    volPoints.Add(new DataPoint(oxyTime, item.Value<double?>("voltage") ?? 0));
+                    powPoints.Add(new DataPoint(oxyTime, item.Value<double?>("power") ?? 0));
+                }
+
+                ((LineSeries)plotCurrent.Model.Series[0]).Points.Clear();
+                ((LineSeries)plotCurrent.Model.Series[0]).Points.AddRange(curPoints);
+                ((LineSeries)plotVoltage.Model.Series[0]).Points.Clear();
+                ((LineSeries)plotVoltage.Model.Series[0]).Points.AddRange(volPoints);
+                ((LineSeries)plotPower.Model.Series[0]).Points.Clear();
+                ((LineSeries)plotPower.Model.Series[0]).Points.AddRange(powPoints);
+                plotCurrent.InvalidatePlot(true);
+                plotVoltage.InvalidatePlot(true);
+                plotPower.InvalidatePlot(true);
+
+                var latest = PilesStoreHolder.Instance.GetLatest(_currentPile, _currentGun);
+                if (latest != null)
+                {
+                    double sf = latest.Value<double?>("service_fee") ?? 0;
+                    double ef = latest.Value<double?>("electricity_fee") ?? 0;
+                    double ta = latest.Value<double?>("total_amount") ?? 0;
+
+                    ((RectangleBarSeries)plotAmount.Model.Series[0]).Items.Clear();
+                    ((RectangleBarSeries)plotAmount.Model.Series[0]).Items.Add(new RectangleBarItem(-0.25, 0, 0.25, sf));
+                    ((RectangleBarSeries)plotAmount.Model.Series[1]).Items.Clear();
+                    ((RectangleBarSeries)plotAmount.Model.Series[1]).Items.Add(new RectangleBarItem(0.75, 0, 1.25, ef));
+                    ((RectangleBarSeries)plotAmount.Model.Series[2]).Items.Clear();
+                    ((RectangleBarSeries)plotAmount.Model.Series[2]).Items.Add(new RectangleBarItem(1.75, 0, 2.25, ta));
+                    plotAmount.InvalidatePlot(true);
+                }
+            }
+            catch { }
+        }
+
+        private string FormatValue(double? v)
+        {
+            return v.HasValue ? v.Value.ToString("F2") : "--";
+        }
+
+        private string FormatMin(double? v)
+        {
+            return v.HasValue ? Math.Round(v.Value).ToString() + " min" : "--";
+        }
+    }
+}