Fix #248

Move contents of old DownloadLocation and WorkingDirectory to new paths. Overwrite existing files, and add from oldPath.

Tranga/Server/Server.cs

@@ -208,7 +208,6 @@ public partial class Server : GlobalBase, IDisposable
                 response.ContentType = "image/jpeg";
                 response.AddHeader("Cache-Control", "max-age=600");
                 stream.CopyTo(response.OutputStream);
-                response.OutputStream.Close();
                 stream.Close();
             }
             else

Tranga/TrangaSettings.cs

@@ -98,14 +98,13 @@ public static class TrangaSettings
     public static void UpdateDownloadLocation(string newPath, bool moveFiles = true)
     {
         if (RuntimeInformation.IsOSPlatform(OSPlatform.Linux))
-            Directory.CreateDirectory(newPath,
-                GroupRead | GroupWrite | None | OtherRead | OtherWrite | UserRead | UserWrite);
+            Directory.CreateDirectory(newPath, GroupRead | GroupWrite | None | OtherRead | OtherWrite | UserRead | UserWrite);
         else
             Directory.CreateDirectory(newPath);
         
-        if (moveFiles && Directory.Exists(TrangaSettings.downloadLocation))
-            Directory.Move(TrangaSettings.downloadLocation, newPath);
-
+        if (moveFiles)
+            MoveContentsOfDirectoryTo(TrangaSettings.downloadLocation, newPath);
+        
         TrangaSettings.downloadLocation = newPath;
         ExportSettings();
     }
@@ -113,15 +112,38 @@ public static class TrangaSettings
     public static void UpdateWorkingDirectory(string newPath)
     {
         if (RuntimeInformation.IsOSPlatform(OSPlatform.Linux))
-            Directory.CreateDirectory(newPath,
-                GroupRead | GroupWrite | None | OtherRead | OtherWrite | UserRead | UserWrite);
+            Directory.CreateDirectory(newPath, GroupRead | GroupWrite | None | OtherRead | OtherWrite | UserRead | UserWrite);
         else
             Directory.CreateDirectory(newPath);
-        Directory.Move(TrangaSettings.workingDirectory, newPath);
+        
+        MoveContentsOfDirectoryTo(TrangaSettings.workingDirectory, newPath);
+        
         TrangaSettings.workingDirectory = newPath;
         ExportSettings();
     }
 
+    private static void MoveContentsOfDirectoryTo(string oldDir, string newDir)
+    {
+        string[] directoryPaths = Directory.GetDirectories(oldDir);
+        string[] filePaths = Directory.GetFiles(oldDir);
+        foreach (string file in filePaths)
+        {
+            string newPath = Path.Join(newDir, Path.GetFileName(file));
+            File.Move(file, newPath, true);
+        }
+        foreach(string directory in directoryPaths)
+        {
+            string? dirName = Path.GetDirectoryName(directory);
+            if(dirName is null)
+                continue;
+            string newPath = Path.Join(newDir, dirName);
+            if(Directory.Exists(newPath))
+                MoveContentsOfDirectoryTo(directory, newPath);
+            else
+                Directory.Move(directory, newPath);
+        }
+    }
+
     public static void UpdateUserAgent(string? customUserAgent)
     {
         TrangaSettings.userAgent = customUserAgent ?? DefaultUserAgent;