add current proxy to feedback page

src/Snap.Hutao/Snap.Hutao/Core/IO/Http/DynamicProxy/DynamicHttpProxy.cs

@@ -1,6 +1,7 @@
 // Copyright (c) DGP Studio. All rights reserved.
 // Licensed under the MIT license.
 
+using CommunityToolkit.Mvvm.ComponentModel;
 using Snap.Hutao.Win32.Registry;
 using System.Net;
 using System.Reflection;
@@ -8,7 +9,7 @@ using System.Reflection;
 namespace Snap.Hutao.Core.IO.Http.DynamicProxy;
 
 [Injection(InjectAs.Singleton)]
-internal sealed partial class DynamicHttpProxy : IWebProxy, IDisposable
+internal sealed partial class DynamicHttpProxy : ObservableObject, IWebProxy, IDisposable
 {
     private const string ProxySettingPath = @"HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections";
 
@@ -32,7 +33,7 @@ internal sealed partial class DynamicHttpProxy : IWebProxy, IDisposable
     {
         UpdateProxy();
 
-        watcher = new(ProxySettingPath, UpdateProxy);
+        watcher = new(ProxySettingPath, OnProxyChanged);
         watcher.Start();
     }
 
@@ -43,6 +44,17 @@ internal sealed partial class DynamicHttpProxy : IWebProxy, IDisposable
         set => InnerProxy.Credentials = value;
     }
 
+    public string CurrentProxy
+    {
+        get
+        {
+            Uri? proxyUri = GetProxy("https://hut.ao".ToUri());
+            return proxyUri is null
+                ? SH.ViewPageFeedbackCurrentProxyNoProxyDescription
+                : proxyUri.AbsoluteUri;
+        }
+    }
+
     private IWebProxy InnerProxy
     {
         get => innerProxy;
@@ -60,15 +72,6 @@ internal sealed partial class DynamicHttpProxy : IWebProxy, IDisposable
         }
     }
 
-    [MemberNotNull(nameof(innerProxy))]
-    public void UpdateProxy()
-    {
-        IWebProxy? proxy = ConstructSystemProxyMethod.Invoke(default, default) as IWebProxy;
-        ArgumentNullException.ThrowIfNull(proxy);
-
-        InnerProxy = proxy;
-    }
-
     public Uri? GetProxy(Uri destination)
     {
         return InnerProxy.GetProxy(destination);
@@ -84,4 +87,20 @@ internal sealed partial class DynamicHttpProxy : IWebProxy, IDisposable
         (innerProxy as IDisposable)?.Dispose();
         watcher.Dispose();
     }
+
+    public void OnProxyChanged()
+    {
+        UpdateProxy();
+
+        Ioc.Default.GetRequiredService<ITaskContext>().InvokeOnMainThread(() => OnPropertyChanged(nameof(CurrentProxy)));
+    }
+
+    [MemberNotNull(nameof(innerProxy))]
+    private void UpdateProxy()
+    {
+        IWebProxy? proxy = ConstructSystemProxyMethod.Invoke(default, default) as IWebProxy;
+        ArgumentNullException.ThrowIfNull(proxy);
+
+        InnerProxy = proxy;
+    }
 }

src/Snap.Hutao/Snap.Hutao/Resource/Localization/SH.en.resx

@@ -1862,6 +1862,12 @@
   <data name="ViewPageFeedbackCommonLinksHeader" xml:space="preserve">
     <value>Useful Links</value>
   </data>
+  <data name="ViewPageFeedbackCurrentProxyHeader" xml:space="preserve">
+    <value>Current Proxy</value>
+  </data>
+  <data name="ViewPageFeedbackCurrentProxyNoProxyDescription" xml:space="preserve">
+    <value>No Proxy</value>
+  </data>
   <data name="ViewPageFeedbackEngageWithUsDescription" xml:space="preserve">
     <value>Keep in touch with us</value>
   </data>

src/Snap.Hutao/Snap.Hutao/Resource/Localization/SH.resx

@@ -1862,6 +1862,12 @@
   <data name="ViewPageFeedbackCommonLinksHeader" xml:space="preserve">
     <value>常用链接</value>
   </data>
+  <data name="ViewPageFeedbackCurrentProxyHeader" xml:space="preserve">
+    <value>当前代理</value>
+  </data>
+  <data name="ViewPageFeedbackCurrentProxyNoProxyDescription" xml:space="preserve">
+    <value>无代理</value>
+  </data>
   <data name="ViewPageFeedbackEngageWithUsDescription" xml:space="preserve">
     <value>与我们密切联系</value>
   </data>

src/Snap.Hutao/Snap.Hutao/View/Page/FeedbackPage.xaml

@@ -45,6 +45,7 @@
                                     Header="{shcm:ResourceString Name=ViewPageSettingDeviceIdHeader}"
                                     IsClickEnabled="True"/>
                                 <cwc:SettingsCard Description="{Binding IPInformation}" Header="{shcm:ResourceString Name=ViewPageSettingDeviceIpHeader}"/>
+                                <cwc:SettingsCard Description="{Binding DynamicHttpProxy.CurrentProxy}" Header="{shcm:ResourceString Name=ViewPageFeedbackCurrentProxyHeader}"/>
                                 <cwc:SettingsCard Description="{Binding RuntimeOptions.WebView2Version}" Header="{shcm:ResourceString Name=ViewPageSettingWebview2Header}"/>
                             </cwc:SettingsExpander.Items>
                         </cwc:SettingsExpander>

src/Snap.Hutao/Snap.Hutao/ViewModel/Feedback/FeedbackViewModel.cs

@@ -3,6 +3,7 @@
 
 using Snap.Hutao.Core;
 using Snap.Hutao.Core.IO.DataTransfer;
+using Snap.Hutao.Core.IO.Http.DynamicProxy;
 using Snap.Hutao.Service;
 using Snap.Hutao.Service.Notification;
 using Snap.Hutao.Web.Hutao;
@@ -20,6 +21,7 @@ internal sealed partial class FeedbackViewModel : Abstraction.ViewModel
     private readonly HutaoInfrastructureClient hutaoInfrastructureClient;
     private readonly HutaoDocumentationClient hutaoDocumentationClient;
     private readonly IClipboardProvider clipboardProvider;
+    private readonly DynamicHttpProxy dynamicHttpProxy;
     private readonly IInfoBarService infoBarService;
     private readonly CultureOptions cultureOptions;
     private readonly RuntimeOptions runtimeOptions;
@@ -31,6 +33,8 @@ internal sealed partial class FeedbackViewModel : Abstraction.ViewModel
 
     public RuntimeOptions RuntimeOptions { get => runtimeOptions; }
 
+    public DynamicHttpProxy DynamicHttpProxy { get => dynamicHttpProxy; }
+
     public string? SearchText { get => searchText; set => SetProperty(ref searchText, value); }
 
     public List<AlgoliaHit>? SearchResults { get => searchResults; set => SetProperty(ref searchResults, value); }