From bb151f4802a2f9de28ce663b842642d16a5aae38 Mon Sep 17 00:00:00 2001
From: Matt Parker <61717342+MattParkerDev@users.noreply.github.com>
Date: Thu, 2 Oct 2025 21:41:03 +1000
Subject: [PATCH] fix reordering

---
 src/SharpIDE.Godot/Features/IdeSettings/AppState.cs | 2 +-
 src/SharpIDE.Godot/Features/SlnPicker/SlnPicker.cs  | 2 +-
 src/SharpIDE.Godot/IdeWindow.cs                     | 4 +++-
 3 files changed, 5 insertions(+), 3 deletions(-)

diff --git a/src/SharpIDE.Godot/Features/IdeSettings/AppState.cs b/src/SharpIDE.Godot/Features/IdeSettings/AppState.cs
index 243a7a3..83f70dc 100644
--- a/src/SharpIDE.Godot/Features/IdeSettings/AppState.cs
+++ b/src/SharpIDE.Godot/Features/IdeSettings/AppState.cs
@@ -4,7 +4,7 @@ public class AppState
 {
     public string? LastOpenSolutionFilePath { get; set; }
     public IdeSettings IdeSettings { get; set; } = new IdeSettings();
-    public HashSet<RecentSln> RecentSlns { get; set; } = [];
+    public List<RecentSln> RecentSlns { get; set; } = [];
 }
 
 public class IdeSettings
diff --git a/src/SharpIDE.Godot/Features/SlnPicker/SlnPicker.cs b/src/SharpIDE.Godot/Features/SlnPicker/SlnPicker.cs
index 23e1ec8..fbd8600 100644
--- a/src/SharpIDE.Godot/Features/SlnPicker/SlnPicker.cs
+++ b/src/SharpIDE.Godot/Features/SlnPicker/SlnPicker.cs
@@ -41,7 +41,7 @@ public partial class SlnPicker : Control
     private void PopulatePreviousSolutions()
     {
         _previousSlnsVBoxContainer.QueueFreeChildren();
-        foreach (var previousSln in Singletons.AppState.RecentSlns.Reverse())
+        foreach (var previousSln in Singletons.AppState.RecentSlns.AsEnumerable().Reverse())
         {
             var node = _previousSlnEntryScene.Instantiate<PreviousSlnEntry>();
             node.RecentSln = previousSln;
diff --git a/src/SharpIDE.Godot/IdeWindow.cs b/src/SharpIDE.Godot/IdeWindow.cs
index 65784b5..b7360c9 100644
--- a/src/SharpIDE.Godot/IdeWindow.cs
+++ b/src/SharpIDE.Godot/IdeWindow.cs
@@ -79,7 +79,9 @@ public partial class IdeWindow : Control
                 return;
             }
             ideRoot.SetSlnFilePath(slnPath);
-            Singletons.AppState.RecentSlns.Add(new RecentSln { FilePath = slnPath, Name = Path.GetFileName(slnPath) });
+            var recentSln = new RecentSln { FilePath = slnPath, Name = Path.GetFileName(slnPath) };
+            Singletons.AppState.RecentSlns.RemoveAll(s => s == recentSln); // Move to end (most recent)
+            Singletons.AppState.RecentSlns.Add(recentSln);
             
             await this.InvokeAsync(() =>
             {