Added VDF Generator

007SaveTool/MainWindow.xaml.cs

@@ -1,6 +1,9 @@
+using EonaCat.FirstLight.SaveTransfer.VdfGenerator.Models;
 using System;
 using System.Collections.Generic;
 using System.Diagnostics;
+using System.IO;
+using System.Reflection;
 using System.Text;
 using System.Threading.Tasks;
 using System.Windows;
@@ -31,6 +34,7 @@ public partial class MainWindow : Window
 
         PanelResign.Visibility  = Visibility.Collapsed;
         PanelDecrypt.Visibility = Visibility.Collapsed;
+        PanelVdf.Visibility     = Visibility.Collapsed;
         PanelLog.Visibility     = Visibility.Collapsed;
 
         if (tab == TabResign)
@@ -43,6 +47,11 @@ public partial class MainWindow : Window
             PanelDecrypt.Visibility = Visibility.Visible;
         }
 
+        if (tab == TabVdf)
+        {
+            PanelVdf.Visibility = Visibility.Visible;
+        }
+
         if (tab == TabLog)
         {
             PanelLog.Visibility     = Visibility.Visible;
@@ -73,6 +82,18 @@ public partial class MainWindow : Window
         TxtDecryptFolder.Foreground = (Brush)FindResource("TextPrimaryBrush");
     }
 
+    private void BrowseVdfRemoteFolder_Click(object sender, RoutedEventArgs e)
+    {
+        string? path = BrowseForFolder();
+        if (path is null)
+        {
+            return;
+        }
+
+        TxtVdfRemoteFolder.Text = path;
+        TxtVdfRemoteFolder.Foreground = (Brush)FindResource("TextPrimaryBrush");
+    }
+
     private static string? BrowseForFolder()
     {
         var dlg = new Microsoft.Win32.OpenFolderDialog
@@ -341,6 +362,86 @@ public partial class MainWindow : Window
         return (processedCount, summary);
     }
 
+    private async void BtnGenerateVdf_Click(object sender, RoutedEventArgs e)
+    {
+        string folder = TxtVdfRemoteFolder.Text.Trim();
+        if (string.IsNullOrEmpty(folder) || folder.StartsWith("Click"))
+        { ShowBanner(VdfResultBanner, VdfResultText, "Please select a remote folder first.", BannerKind.Error); return; }
+
+        if (!Directory.Exists(folder))
+        { ShowBanner(VdfResultBanner, VdfResultText, "The selected folder does not exist.", BannerKind.Error); return; }
+
+        SetBusy(true, BtnGenerateVdf, VdfProgress);
+        HideBanner(VdfResultBanner);
+
+        var log = new List<string>();
+        string summary;
+
+        try
+        {
+            summary = await Task.Run(() => RunGenerateVdf(folder, log));
+        }
+        catch (Exception ex)
+        {
+            summary = $"Error generating VDF: {ex.Message}";
+            log.Add($"[ERROR] {ex.Message}");
+        }
+        finally
+        {
+            SetBusy(false, BtnGenerateVdf, VdfProgress);
+        }
+
+        AppendLog(log);
+        UpdateStatusBar("VDF generation completed.");
+
+        bool success = !summary.StartsWith("Error");
+        ShowBanner(VdfResultBanner, VdfResultText, summary,
+                   success ? BannerKind.Success : BannerKind.Error);
+    }
+
+    private static string RunGenerateVdf(string remoteFolderPath, List<string> log)
+    {
+        try
+        {
+            log.Add("[INFO] Generating VDF from remote folder...");
+            var remoteCacheVdfFile = new RemoteCacheVdfFile(remoteFolderPath);
+            log.Add($"[INFO] Found {remoteCacheVdfFile.CachedFiles.Count} files in remote folder.");
+
+            var outputDirectory = remoteFolderPath;
+            if (string.IsNullOrEmpty(outputDirectory))
+            {
+                outputDirectory = AppDomain.CurrentDomain.BaseDirectory;
+            }
+
+            // Check if we already have a remotecache.vdf in the target location
+            string outputPath = Path.Combine(outputDirectory, $"{RemoteCacheVdfFile.FileName}{RemoteCacheVdfFile.FileExtension}");
+            if (File.Exists(outputPath))
+            {
+                log.Add($"[WARNING] A file named {RemoteCacheVdfFile.FileName}{RemoteCacheVdfFile.FileExtension} already exists in the target location.");
+
+                // Create a backup of the existing file
+                string backupPath = Path.Combine(outputDirectory, $"{RemoteCacheVdfFile.FileName}_backup_{DateTime.Now:yyyyMMddHHmmss}{RemoteCacheVdfFile.FileExtension}");
+                if (File.Exists(backupPath))
+                {
+                    log.Add($"[WARNING] Backup file {backupPath} already exists. Overwriting backup.");
+                    File.Delete(backupPath);
+                }
+                File.Move(outputPath, backupPath);
+            }
+            
+            remoteCacheVdfFile.ExportAsFile(outputDirectory);
+            log.Add($"[SUCCESS] VDF file generated successfully.");
+            log.Add($"[INFO] Output: {Path.Combine(outputDirectory, "remotecache.vdf")}");
+            return $"✓ VDF generated successfully with {remoteCacheVdfFile.CachedFiles.Count} files.";
+        }
+        catch (Exception ex)
+        {
+            log.Add($"[ERROR] {ex.Message}");
+            return $"Error: {ex.Message}";
+        }
+
+    }
+
     private void AppendLog(IEnumerable<string> lines)
     {
         Dispatcher.Invoke(() =>