增加日志列表

FastGithub.UI/App.xaml.cs

@@ -87,7 +87,7 @@ namespace FastGithub.UI
             var startInfo = new ProcessStartInfo
             {
                 FileName = fileName,
-                Arguments = $"ParentProcessId={Process.GetCurrentProcess().Id}",
+                Arguments = $"ParentProcessId={Process.GetCurrentProcess().Id} UdpLoggerPort={UdpLoggerPort.Value}",
                 UseShellExecute = false,
                 CreateNoWindow = true
             };

FastGithub.UI/FastGithub.UI.csproj

@@ -76,10 +76,16 @@
       <Generator>MSBuild:Compile</Generator>
       <SubType>Designer</SubType>
     </ApplicationDefinition>
+    <Compile Include="UdpLog.cs" />
+    <Compile Include="UdpLoggerPort.cs" />
     <Page Include="FlowChart.xaml">
       <Generator>MSBuild:Compile</Generator>
       <SubType>Designer</SubType>
     </Page>
+    <Page Include="LogListBox.xaml">
+      <SubType>Designer</SubType>
+      <Generator>MSBuild:Compile</Generator>
+    </Page>
     <Page Include="MainWindow.xaml">
       <Generator>MSBuild:Compile</Generator>
       <SubType>Designer</SubType>
@@ -92,6 +98,9 @@
     <Compile Include="FlowChart.xaml.cs">
       <DependentUpon>FlowChart.xaml</DependentUpon>
     </Compile>
+    <Compile Include="LogListBox.xaml.cs">
+      <DependentUpon>LogListBox.xaml</DependentUpon>
+    </Compile>
     <Compile Include="MainWindow.xaml.cs">
       <DependentUpon>MainWindow.xaml</DependentUpon>
       <SubType>Code</SubType>

FastGithub.UI/LogListBox.xaml

@@ -0,0 +1,32 @@
+<UserControl x:Class="FastGithub.UI.LogListBox"
+             xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
+             xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+             xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006" 
+             xmlns:d="http://schemas.microsoft.com/expression/blend/2008" 
+             xmlns:local="clr-namespace:FastGithub.UI"
+             mc:Ignorable="d" 
+             d:DesignHeight="450" d:DesignWidth="800">
+    <Grid>
+        <ListBox 
+            ItemsSource="{Binding LogList}"
+            VirtualizingPanel.IsVirtualizing="True"
+            ScrollViewer.CanContentScroll="True"
+            ScrollViewer.HorizontalScrollBarVisibility="Disabled" 
+            BorderThickness="0"
+            Background="#f7f7f7">
+            <ListBox.ItemTemplate>
+                <DataTemplate>
+                    <StackPanel Margin="0 5" >
+                        <TextBlock TextWrapping="Wrap" Text="{Binding Timestamp, StringFormat={}{0:yyyy-MM-dd HH:mm:ss.fff}}"/>
+                        <TextBlock TextWrapping="Wrap" FontSize="12" Margin="0 5" Text="{Binding SourceContext}"/>
+                        <TextBlock TextWrapping="Wrap" FontSize="14" FontWeight="Light" Text="{Binding Message}">
+                            <TextBlock.Foreground>
+                                <SolidColorBrush Color="{Binding Color}"/>
+                            </TextBlock.Foreground>
+                        </TextBlock>
+                    </StackPanel>
+                </DataTemplate>
+            </ListBox.ItemTemplate>
+        </ListBox>
+    </Grid>
+</UserControl>

FastGithub.UI/LogListBox.xaml.cs

@@ -0,0 +1,45 @@
+using System;
+using System.Collections.ObjectModel;
+using System.Net;
+using System.Net.Sockets;
+using System.Text;
+using System.Windows.Controls;
+
+namespace FastGithub.UI
+{
+    /// <summary>
+    /// LogListBox.xaml 的交互逻辑
+    /// </summary>
+    public partial class LogListBox : UserControl
+    {
+        private readonly byte[] buffer = new byte[ushort.MaxValue];
+        private readonly Socket socket = new Socket(SocketType.Dgram, ProtocolType.Udp);
+
+        public ObservableCollection<UdpLog> LogList { get; } = new ObservableCollection<UdpLog>();
+
+        public LogListBox()
+        {
+            InitializeComponent();
+            DataContext = this;
+
+            this.socket.Bind(new IPEndPoint(IPAddress.Loopback, UdpLoggerPort.Value));
+            this.BeginReceiveFrom();
+        }
+
+        private void BeginReceiveFrom()
+        {
+            EndPoint remoteEP = new IPEndPoint(IPAddress.Any, 0);
+            this.socket.BeginReceiveFrom(buffer, 0, buffer.Length, SocketFlags.None, ref remoteEP, this.EndReceiveFrom, null);
+        }
+
+        private void EndReceiveFrom(IAsyncResult ar)
+        {
+            EndPoint remoteEP = new IPEndPoint(IPAddress.Any, 0);
+            var length = this.socket.EndReceiveFrom(ar, ref remoteEP);
+            var json = Encoding.UTF8.GetString(buffer, 0, length);
+            var log = Newtonsoft.Json.JsonConvert.DeserializeObject<UdpLog>(json);
+            this.Dispatcher.Invoke(() => this.LogList.Add(log));
+            this.BeginReceiveFrom();
+        }
+    }
+}

FastGithub.UI/MainWindow.xaml

@@ -150,6 +150,12 @@
                 </Grid>
             </TabItem>
 
+            <TabItem Style="{StaticResource TabItemExWithUnderLineStyle}" Header="日志记录" Height="40" Width="100" Margin="5 0" FontSize="18">
+                <Grid Background="#f7f7f7">
+                    <local:LogListBox Margin="16"></local:LogListBox>
+                </Grid>
+            </TabItem>
+
             <TabItem Style="{StaticResource TabItemExWithUnderLineStyle}" Header="问题解答" Height="40" Width="100" Margin="5 0" FontSize="18">
                 <Grid Background="#f7f7f7">
                     <WebBrowser Name="webBrowserIssue"  />

FastGithub.UI/UdpLog.cs

@@ -0,0 +1,18 @@
+using System;
+using System.Windows.Media;
+
+namespace FastGithub.UI
+{
+    public class UdpLog
+    {
+        public DateTime Timestamp { get; set; }
+
+        public string Level { get; set; }
+
+        public string Message { get; set; }
+
+        public string SourceContext { get; set; }
+
+        public string Color => this.Level == "Information" ? "#333" : "IndianRed";
+    } 
+}

FastGithub.UI/UdpLoggerPort.cs

@@ -0,0 +1,49 @@
+using System;
+using System.Collections.Generic;
+using System.Net;
+using System.Net.NetworkInformation;
+using System.Net.Sockets;
+
+namespace FastGithub.UI
+{
+    /// <summary>
+    /// udp日志工具类
+    /// </summary>
+    static class UdpLoggerPort
+    {
+        /// <summary>
+        /// 获取日志端口
+        /// </summary>
+        public static int Value { get; } = GetAvailableUdpPort(38457);
+
+        /// <summary>
+        /// 获取可用的随机Udp端口
+        /// </summary>
+        /// <param name="minValue"></param>
+        /// <param name="addressFamily"></param>
+        /// <returns></returns>
+        private static int GetAvailableUdpPort(int minValue, AddressFamily addressFamily = AddressFamily.InterNetwork)
+        {
+            var hashSet = new HashSet<int>();
+            var tcpListeners = IPGlobalProperties.GetIPGlobalProperties().GetActiveUdpListeners();
+
+            foreach (var endpoint in tcpListeners)
+            {
+                if (endpoint.AddressFamily == addressFamily)
+                {
+                    hashSet.Add(endpoint.Port);
+                }
+            }
+
+            for (var port = minValue; port < IPEndPoint.MaxPort; port++)
+            {
+                if (hashSet.Contains(port) == false)
+                {
+                    return port;
+                }
+            }
+
+            throw new ArgumentException("当前无可用的端口");
+        }
+    }
+}