From 5eef6424f8ffb0b21574ec8c09ba60422994c7b2 Mon Sep 17 00:00:00 2001
From: Matt Parker <61717342+MattParkerDev@users.noreply.github.com>
Date: Mon, 20 Oct 2025 19:00:11 +1000
Subject: [PATCH] delete directory from disk

---
 .../FileWatching/IdeFileExternalChangeHandler.cs      | 11 +++++++++++
 .../Features/FileWatching/IdeFileWatcher.cs           | 11 ++++++++++-
 .../SharpIdeSolutionModificationService.cs            |  1 +
 3 files changed, 22 insertions(+), 1 deletion(-)

diff --git a/src/SharpIDE.Application/Features/FileWatching/IdeFileExternalChangeHandler.cs b/src/SharpIDE.Application/Features/FileWatching/IdeFileExternalChangeHandler.cs
index 96d00f1..22a3cd9 100644
--- a/src/SharpIDE.Application/Features/FileWatching/IdeFileExternalChangeHandler.cs
+++ b/src/SharpIDE.Application/Features/FileWatching/IdeFileExternalChangeHandler.cs
@@ -17,6 +17,17 @@ public class IdeFileExternalChangeHandler
 		GlobalEvents.Instance.FileSystemWatcherInternal.FileChanged.Subscribe(OnFileChanged);
 		GlobalEvents.Instance.FileSystemWatcherInternal.FileCreated.Subscribe(OnFileCreated);
 		GlobalEvents.Instance.FileSystemWatcherInternal.DirectoryCreated.Subscribe(OnFolderCreated);
+		GlobalEvents.Instance.FileSystemWatcherInternal.DirectoryDeleted.Subscribe(OnFolderDeleted);
+	}
+
+	private async Task OnFolderDeleted(string folderPath)
+	{
+		var sharpIdeFolder = SolutionModel.AllFolders.SingleOrDefault(f => f.Path == folderPath);
+		if (sharpIdeFolder is null)
+		{
+			return;
+		}
+		await _sharpIdeSolutionModificationService.RemoveDirectory(sharpIdeFolder);
 	}
 
 	private async Task OnFolderCreated(string folderPath)
diff --git a/src/SharpIDE.Application/Features/FileWatching/IdeFileWatcher.cs b/src/SharpIDE.Application/Features/FileWatching/IdeFileWatcher.cs
index 8809f89..2708383 100644
--- a/src/SharpIDE.Application/Features/FileWatching/IdeFileWatcher.cs
+++ b/src/SharpIDE.Application/Features/FileWatching/IdeFileWatcher.cs
@@ -68,7 +68,16 @@ public sealed class IdeFileWatcher : IDisposable
 
 	private void HandleDeleted(string fullPath)
 	{
-		Console.WriteLine($"FileSystemWatcher: Deleted - {fullPath}");
+		var isDirectory = Path.HasExtension(fullPath) is false;
+		if (isDirectory)
+		{
+			GlobalEvents.Instance.FileSystemWatcherInternal.DirectoryDeleted.InvokeParallelFireAndForget(fullPath);
+		}
+		else
+		{
+			GlobalEvents.Instance.FileSystemWatcherInternal.FileDeleted.InvokeParallelFireAndForget(fullPath);
+		}
+		//Console.WriteLine($"FileSystemWatcher: Deleted - {fullPath}");
 	}
 
 	private void HandleCreated(string fullPath)
diff --git a/src/SharpIDE.Application/Features/FileWatching/SharpIdeSolutionModificationService.cs b/src/SharpIDE.Application/Features/FileWatching/SharpIdeSolutionModificationService.cs
index ee704ce..df69956 100644
--- a/src/SharpIDE.Application/Features/FileWatching/SharpIdeSolutionModificationService.cs
+++ b/src/SharpIDE.Application/Features/FileWatching/SharpIdeSolutionModificationService.cs
@@ -3,6 +3,7 @@ using SharpIDE.Application.Features.SolutionDiscovery.VsPersistence;
 
 namespace SharpIDE.Application.Features.FileWatching;
 
+/// Does not do any file system operations, only modifies the in-memory solution model
 public class SharpIdeSolutionModificationService
 {
 	public SharpIdeSolutionModel SolutionModel { get; set; } = null!;