fix: 修复 WpfGui 自动更新时 x64 也下载 arm64 的 ota 的问题 (#3921)

fix #3920

.github/workflows/release-nightly-ota.yml

@@ -34,8 +34,6 @@ jobs:
         include:
           - msbuild_target: x64
             lowercase_target: x64
-          - msbuild_target: ARM64
-            lowercase_target: arm64
       fail-fast: false
     env:
       MAABUILDER_TARGET_PLATFORM: ${{ matrix.msbuild_target }}
@@ -127,7 +125,7 @@ jobs:
     needs: [build-win-nightly, push-tag]
     strategy:
       matrix:
-        target: [x64, arm64]
+        target: [x64]
     runs-on: ubuntu-latest
     steps:
       - run: echo ${{ needs.build-win-nightly.outputs.tag }}

.github/workflows/release-ota.yml

@@ -19,7 +19,7 @@ jobs:
   make-ota:
     runs-on: "ubuntu-latest"
     matrix: 
-      target: [x64, arm64]
+      target: [x64]
     steps:
       - name: "Fetch MaaRelease"
         uses: actions/checkout@v3

src/MaaWpfGui/Main/VersionUpdateViewModel.cs

@@ -155,6 +155,16 @@ namespace MaaWpfGui
             }
         }
 
+        /// <summary>
+        /// Gets the OS architecture.
+        /// </summary>
+        public static string OSArchitecture => RuntimeInformation.OSArchitecture.ToString().ToLower();
+
+        /// <summary>
+        /// Gets a value indicating whether the OS is arm.
+        /// </summary>
+        public static bool IsArm => OSArchitecture.StartsWith("arm");
+
         private const string RequestUrl = "repos/MaaAssistantArknights/MaaRelease/releases";
         private const string StableRequestUrl = "repos/MaaAssistantArknights/MaaAssistantArknights/releases/latest";
         private const string MaaReleaseRequestUrlByTag = "repos/MaaAssistantArknights/MaaRelease/releases/tags/";
@@ -641,7 +651,14 @@ namespace MaaWpfGui
                     if (name.Contains("ota") && name.Contains("win") && name.Contains($"{_curVersion}_{_latestVersion}"))
                     {
                         _assetsObject = curAssets as JObject;
-                        break;
+                        if (IsArm ^ name.Contains("arm"))
+                        {
+                            continue; // 兼容旧版本，以前 ota 不区分指令集架构
+                        }
+                        else
+                        {
+                            break;
+                        }
                     }
                 }