feat: WpfGui清空缓存按钮 (#15582)

* feat: 清空缓存按钮

* feat: 排除asst.log和gui.log

* i18n: EN

* i18n: KR

* i18n: zh-tw

---------

Co-authored-by: Constrat <56174894+Constrat@users.noreply.github.com>
Co-authored-by: HX3N <scarlet7518@gmail.com>
Co-authored-by: HY <45387477+momomochi987@users.noreply.github.com>

src/MaaWpfGui/Res/Localizations/en-us.xaml

@@ -1288,6 +1288,10 @@ Before use, please ensure:
     <system:String x:Key="OpenDebugFolder">Open Debug Folder</system:String>
     <system:String x:Key="GenerateSupportPayloadSuccessful">Support payload generated successfully</system:String>
     <system:String x:Key="GenerateSupportPayloadException">An error occurred while generating the support payload:</system:String>
+    <system:String x:Key="ClearCache">Clear Cache</system:String>
+    <system:String x:Key="ClearCacheSuccessful">Cache cleared successfully</system:String>
+    <system:String x:Key="ClearCacheAlreadyEmpty">Cache directories are already empty</system:String>
+    <system:String x:Key="ClearCacheException">An error occurred while clearing cache: </system:String>
     <!--  !Issues  -->
     <!--  AutoRecruitSettings  -->
     <system:String x:Key="AutoRefresh">Auto refresh 3★ Tags</system:String>

src/MaaWpfGui/Res/Localizations/ja-jp.xaml

@@ -1289,6 +1289,10 @@ MAA Team の開発リソースが限られているため、PC 対応は専任
     <system:String x:Key="OpenDebugFolder">デバッグフォルダーを開く</system:String>
     <system:String x:Key="GenerateSupportPayloadSuccessful">サポート用ZIPの生成に成功しました</system:String>
     <system:String x:Key="GenerateSupportPayloadException">サポート用ZIPの生成中にエラーが発生しました：</system:String>
+    <system:String x:Key="ClearCache">キャッシュをクリア</system:String>
+    <system:String x:Key="ClearCacheSuccessful">キャッシュをクリアしました</system:String>
+    <system:String x:Key="ClearCacheAlreadyEmpty">キャッシュディレクトリは既に空です</system:String>
+    <system:String x:Key="ClearCacheException">キャッシュのクリア中にエラーが発生しました：</system:String>
     <!--  !Issues  -->
     <!--  自動募集設定  -->
     <system:String x:Key="AutoRefresh">星3タグを自動的に更新する</system:String>

src/MaaWpfGui/Res/Localizations/ko-kr.xaml

@@ -1290,6 +1290,10 @@ MAA Team의 개발 인력이 제한되어 있어 PC 지원은 전담 관리가
     <system:String x:Key="OpenDebugFolder">로그 폴더 열기</system:String>
     <system:String x:Key="GenerateSupportPayloadSuccessful">압축 파일 생성 성공</system:String>
     <system:String x:Key="GenerateSupportPayloadException">압축 파일 생성 중 오류가 발생했습니다:</system:String>
+    <system:String x:Key="ClearCache">캐시 비우기</system:String>
+    <system:String x:Key="ClearCacheSuccessful">캐시 비우기 성공</system:String>
+    <system:String x:Key="ClearCacheAlreadyEmpty">캐시 폴더가 이미 비어 있음</system:String>
+    <system:String x:Key="ClearCacheException">캐시 비우기 중 오류가 발생했습니다:</system:String>
     <!--  !Issues  -->
     <!--  AutoRecruitSettings  -->
     <system:String x:Key="AutoRefresh">★3 태그 자동 새로고침</system:String>

src/MaaWpfGui/Res/Localizations/zh-cn.xaml

@@ -1289,6 +1289,10 @@ C:\\leidian\\LDPlayer9。\n
     <system:String x:Key="OpenDebugFolder">打开日志文件夹</system:String>
     <system:String x:Key="GenerateSupportPayloadSuccessful">生成压缩包成功</system:String>
     <system:String x:Key="GenerateSupportPayloadException">生成压缩包时出现问题：</system:String>
+    <system:String x:Key="ClearCache">清空缓存</system:String>
+    <system:String x:Key="ClearCacheSuccessful">缓存已清空</system:String>
+    <system:String x:Key="ClearCacheAlreadyEmpty">缓存目录为空</system:String>
+    <system:String x:Key="ClearCacheException">清空缓存时出现问题：</system:String>
     <!--  !Issues  -->
     <!--  AutoRecruitSettings  -->
     <system:String x:Key="AutoRefresh">自动刷新 3 星 Tags</system:String>

src/MaaWpfGui/Res/Localizations/zh-tw.xaml

@@ -1289,6 +1289,10 @@ C:\\leidian\\LDPlayer9\n
     <system:String x:Key="OpenDebugFolder">打開紀錄資料夾</system:String>
     <system:String x:Key="GenerateSupportPayloadSuccessful">壓縮檔產生成功</system:String>
     <system:String x:Key="GenerateSupportPayloadException">產生壓縮檔時發生問題：</system:String>
+    <system:String x:Key="ClearCache">清空快取</system:String>
+    <system:String x:Key="ClearCacheSuccessful">快取已清空</system:String>
+    <system:String x:Key="ClearCacheAlreadyEmpty">快取內容為空</system:String>
+    <system:String x:Key="ClearCacheException">清空快取時發生錯誤：</system:String>
     <!--  !Issues  -->
     <!--  AutoRecruitSettings  -->
     <system:String x:Key="AutoRefresh">自動刷新 3★ Tags</system:String>

src/MaaWpfGui/ViewModels/UserControl/Settings/IssueReportUserControlModel.cs

@@ -76,6 +76,43 @@ public class IssueReportUserControlModel : PropertyChangedBase
         }
     }
 
+    /// <summary>
+    /// 清空缓存 包括cache目录和debug目录
+    /// </summary>
+    public void ClearCache()
+    {
+        try
+        {
+            var clearedDirs = new List<string>();
+
+            if (Directory.Exists(PathsHelper.CacheDir))
+            {
+                Directory.Delete(PathsHelper.CacheDir, recursive: true);
+                clearedDirs.Add("cache");
+            }
+
+            if (Directory.Exists(PathsHelper.DebugDir))
+            {
+                DeleteDirectoryContentsExcept(PathsHelper.DebugDir, ["asst.log", "gui.log"]);
+                clearedDirs.Add("debug");
+            }
+
+            if (clearedDirs.Count > 0)
+            {
+                ShowGrowl(LocalizationHelper.GetString("ClearCacheSuccessful"));
+            }
+            else
+            {
+                ShowGrowl(LocalizationHelper.GetString("ClearCacheAlreadyEmpty"));
+            }
+        }
+        catch (Exception ex)
+        {
+            ShowGrowl($"{LocalizationHelper.GetString("ClearCacheException")}\n{ex.Message}");
+            Log.Error(ex, "Failed to clear cache");
+        }
+    }
+
     /// <summary>
     /// 生成日志压缩包
     /// </summary>
@@ -208,6 +245,28 @@ public class IssueReportUserControlModel : PropertyChangedBase
         }
     }
 
+    /// <summary>
+    /// 删除目录下的所有文件和子目录，排除指定的文件名。
+    /// </summary>
+    private static void DeleteDirectoryContentsExcept(string dir, IEnumerable<string> excludeFileNames)
+    {
+        var excludeSet = excludeFileNames.ToHashSet(StringComparer.OrdinalIgnoreCase);
+        foreach (var file in Directory.EnumerateFiles(dir))
+        {
+            if (excludeSet.Contains(Path.GetFileName(file)))
+            {
+                continue;
+            }
+
+            File.Delete(file);
+        }
+
+        foreach (var subDir in Directory.EnumerateDirectories(dir))
+        {
+            Directory.Delete(subDir, recursive: true);
+        }
+    }
+
     /// <summary>
     /// 从 sourceDir 复制文件到 targetDir，支持过滤。
     /// </summary>

src/MaaWpfGui/Views/UserControl/Settings/IssueReportUserControl.xaml

@@ -45,6 +45,7 @@
             <Grid.RowDefinitions>
                 <RowDefinition Height="*" />
                 <RowDefinition Height="*" />
+                <RowDefinition Height="*" />
             </Grid.RowDefinitions>
             <Grid.ColumnDefinitions>
                 <ColumnDefinition Width="*" />
@@ -93,6 +94,13 @@
                 Margin="5,2"
                 Command="{s:Action OpenDebugFolder}"
                 Content="{DynamicResource OpenDebugFolder}" />
+            <Button
+                Grid.Row="2"
+                Grid.Column="1"
+                Width="Auto"
+                Margin="5,2"
+                Command="{s:Action ClearCache}"
+                Content="{DynamicResource ClearCache}" />
         </Grid>
     </StackPanel>
 </UserControl>