Initial commit to new repository

src/AxCopilot/Services/StorageAnalyzer.cs

@@ -0,0 +1,151 @@
+using System.IO;
+
+namespace AxCopilot.Services;
+
+/// <summary>
+/// 앱의 저장 공간 사용량을 분석하고 정리 기능을 제공합니다.
+/// </summary>
+public static class StorageAnalyzer
+{
+    private static readonly string AppDataDir = Path.Combine(
+        Environment.GetFolderPath(Environment.SpecialFolder.ApplicationData), "AxCopilot");
+
+    /// <summary>저장 공간 분석 결과를 반환합니다.</summary>
+    public static StorageReport Analyze()
+    {
+        var report = new StorageReport();
+
+        // 앱 데이터 폴더별 크기 계산
+        report.Conversations = GetFolderSize(Path.Combine(AppDataDir, "conversations"));
+        report.AuditLogs = GetFolderSize(Path.Combine(AppDataDir, "audit"));
+        report.Logs = GetFolderSize(Path.Combine(AppDataDir, "logs"));
+        report.CodeIndex = GetFolderSize(Path.Combine(AppDataDir, "code_index"));
+        report.EmbeddingDb = GetFolderSize(Path.Combine(AppDataDir, "embeddings"));
+        report.ClipboardHistory = GetFileSize(Path.Combine(AppDataDir, "clipboard_history.dat"));
+        report.Plugins = GetFolderSize(Path.Combine(AppDataDir, "plugins"));
+        report.Skills = GetFolderSize(Path.Combine(AppDataDir, "skills"));
+        report.Settings = GetFileSize(Path.Combine(AppDataDir, "settings.json"));
+
+        // 앱 실행 파일 위치의 드라이브 여유 공간
+        var exeDir = Path.GetDirectoryName(Environment.ProcessPath) ?? AppDataDir;
+        try
+        {
+            var drive = new DriveInfo(Path.GetPathRoot(exeDir) ?? "C:");
+            report.DriveLabel = drive.Name;
+            report.DriveFreeSpace = drive.AvailableFreeSpace;
+            report.DriveTotalSpace = drive.TotalSize;
+        }
+        catch { }
+
+        return report;
+    }
+
+    /// <summary>지정된 기간보다 오래된 데이터를 삭제합니다.</summary>
+    /// <param name="retainDays">보관 일수 (7/14/30). 0이면 전체 삭제.</param>
+    /// <returns>삭제된 바이트 수</returns>
+    public static long Cleanup(int retainDays, bool cleanConversations, bool cleanAuditLogs,
+        bool cleanLogs, bool cleanCodeIndex, bool cleanClipboard)
+    {
+        long freed = 0;
+        var cutoff = DateTime.Now.AddDays(-retainDays);
+
+        if (cleanConversations)
+            freed += CleanFolder(Path.Combine(AppDataDir, "conversations"), cutoff, retainDays == 0);
+
+        if (cleanAuditLogs)
+            freed += CleanFolder(Path.Combine(AppDataDir, "audit"), cutoff, retainDays == 0);
+
+        if (cleanLogs)
+            freed += CleanFolder(Path.Combine(AppDataDir, "logs"), cutoff, retainDays == 0);
+
+        if (cleanCodeIndex)
+            freed += CleanFolder(Path.Combine(AppDataDir, "code_index"), cutoff, true); // 인덱스는 전체 삭제
+
+        if (cleanClipboard)
+        {
+            var clipFile = Path.Combine(AppDataDir, "clipboard_history.dat");
+            if (File.Exists(clipFile))
+            {
+                freed += new FileInfo(clipFile).Length;
+                File.Delete(clipFile);
+            }
+        }
+
+        return freed;
+    }
+
+    private static long GetFolderSize(string path)
+    {
+        if (!Directory.Exists(path)) return 0;
+        try
+        {
+            return Directory.EnumerateFiles(path, "*", SearchOption.AllDirectories)
+                .Sum(f => { try { return new FileInfo(f).Length; } catch { return 0; } });
+        }
+        catch { return 0; }
+    }
+
+    private static long GetFileSize(string path)
+    {
+        try { return File.Exists(path) ? new FileInfo(path).Length : 0; }
+        catch { return 0; }
+    }
+
+    private static long CleanFolder(string path, DateTime cutoff, bool deleteAll)
+    {
+        if (!Directory.Exists(path)) return 0;
+        long freed = 0;
+
+        foreach (var file in Directory.EnumerateFiles(path, "*", SearchOption.AllDirectories))
+        {
+            try
+            {
+                var fi = new FileInfo(file);
+                if (deleteAll || fi.LastWriteTime < cutoff)
+                {
+                    freed += fi.Length;
+                    fi.Delete();
+                }
+            }
+            catch { }
+        }
+
+        // 빈 디렉토리 정리
+        if (deleteAll)
+        {
+            try { Directory.Delete(path, true); Directory.CreateDirectory(path); } catch { }
+        }
+
+        return freed;
+    }
+
+    /// <summary>바이트를 읽기 좋은 형태로 변환합니다.</summary>
+    public static string FormatSize(long bytes)
+    {
+        if (bytes < 1024) return $"{bytes} B";
+        if (bytes < 1024 * 1024) return $"{bytes / 1024.0:F1} KB";
+        if (bytes < 1024L * 1024 * 1024) return $"{bytes / (1024.0 * 1024):F1} MB";
+        return $"{bytes / (1024.0 * 1024 * 1024):F2} GB";
+    }
+}
+
+/// <summary>저장 공간 분석 결과.</summary>
+public class StorageReport
+{
+    public long Conversations { get; set; }
+    public long AuditLogs { get; set; }
+    public long Logs { get; set; }
+    public long CodeIndex { get; set; }
+    public long EmbeddingDb { get; set; }
+    public long ClipboardHistory { get; set; }
+    public long Plugins { get; set; }
+    public long Skills { get; set; }
+    public long Settings { get; set; }
+
+    public string DriveLabel { get; set; } = "";
+    public long DriveFreeSpace { get; set; }
+    public long DriveTotalSpace { get; set; }
+
+    /// <summary>앱 전체 사용량.</summary>
+    public long TotalAppUsage => Conversations + AuditLogs + Logs + CodeIndex + EmbeddingDb + ClipboardHistory + Plugins + Skills + Settings;
+}