apply hutao api changes

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

@@ -2828,6 +2828,9 @@
   <data name="WebHoyolabInvalidUid" xml:space="preserve">
     <value>无效的 UID</value>
   </data>
+  <data name="WebHutaoServiceUnAvailable" xml:space="preserve">
+    <value>胡桃服务维护中</value>
+  </data>
   <data name="WebIndexOrSpiralAbyssVerificationFailed" xml:space="preserve">
     <value>验证失败，请手动验证或前往「米游社-我的角色」页面查看</value>
   </data>

src/Snap.Hutao/Snap.Hutao/ViewModel/Setting/SettingViewModel.cs

@@ -107,12 +107,19 @@ internal sealed partial class SettingViewModel : Abstraction.ViewModel
     protected override async ValueTask<bool> InitializeUIAsync()
     {
         Response<IPInformation> resp = await hutaoInfrastructureClient.GetIPInformationAsync().ConfigureAwait(false);
+        IPInformation info;
 
         if (resp.IsOk())
         {
-            await taskContext.SwitchToMainThreadAsync();
-            IPInformation = resp.Data;
+            info = resp.Data;
         }
+        else
+        {
+            info = IPInformation.Default;
+        }
+
+        await taskContext.SwitchToMainThreadAsync();
+        IPInformation = info;
 
         return true;
     }

src/Snap.Hutao/Snap.Hutao/Web/Hutao/IPInformation.cs

@@ -5,10 +5,12 @@ namespace Snap.Hutao.Web.Hutao;
 
 internal sealed class IPInformation
 {
+    private const string Unknown = "Unknown";
+
     public static IPInformation Default { get; } = new()
     {
-        Ip = "Unknown",
-        Division = "Unknown",
+        Ip = Unknown,
+        Division = Unknown,
     };
 
     [JsonPropertyName("ip")]
@@ -19,6 +21,11 @@ internal sealed class IPInformation
 
     public override string ToString()
     {
+        if (Ip is Unknown && Division is Unknown)
+        {
+            return SH.WebHutaoServiceUnAvailable;
+        }
+
         return SH.FormatViewPageSettingDeviceIpDescription(Ip, Division);
     }
 }

src/Snap.Hutao/Snap.Hutao/Web/Request/Builder/HttpRequestMessageBuilderExtension.cs

@@ -1,7 +1,9 @@
 // Copyright (c) DGP Studio. All rights reserved.
 // Licensed under the MIT license.
 
+using Snap.Hutao.Web.Hutao;
 using System.IO;
+using System.Net;
 using System.Net.Http;
 using System.Net.Sockets;
 
@@ -12,6 +14,7 @@ internal static class HttpRequestMessageBuilderExtension
     private const string RequestErrorMessage = "请求异常已忽略";
 
     internal static async ValueTask<TResult?> TryCatchSendAsync<TResult>(this HttpRequestMessageBuilder builder, HttpClient httpClient, ILogger logger, CancellationToken token)
+        where TResult : class
     {
         try
         {
@@ -26,6 +29,22 @@ internal static class HttpRequestMessageBuilderExtension
         catch (HttpRequestException ex)
         {
             logger.LogWarning(ex, RequestErrorMessage);
+
+            if (ex.StatusCode is HttpStatusCode.BadGateway)
+            {
+                Type resultType = typeof(TResult);
+
+                if (resultType == typeof(HutaoResponse))
+                {
+                    return Activator.CreateInstance(resultType, 502, SH.WebHutaoServiceUnAvailable, default) as TResult;
+                }
+
+                if (resultType.IsConstructedGenericType && resultType.GetGenericTypeDefinition() == typeof(HutaoResponse<>))
+                {
+                    return Activator.CreateInstance(resultType, 502, SH.WebHutaoServiceUnAvailable, default, default) as TResult;
+                }
+            }
+
             return default;
         }
         catch (IOException ex)

src/Snap.Hutao/Snap.Hutao/Web/Request/Builder/HttpTryCatchSendStrategy.cs

@@ -0,0 +1,10 @@
+// Copyright (c) DGP Studio. All rights reserved.
+// Licensed under the MIT license.
+
+namespace Snap.Hutao.Web.Request.Builder;
+
+internal enum HttpTryCatchSendStrategy
+{
+    Default,
+    HutaoApi,
+}