From bc5468cd6468e1a48cd8d5ddcf597e4c29726dd4 Mon Sep 17 00:00:00 2001
From: Matt Parker <61717342+MattParkerDev@users.noreply.github.com>
Date: Thu, 18 Dec 2025 11:54:17 +1000
Subject: [PATCH] selection char and line break count

---
 .../Editor/EditorCaretPositionService.cs      |  1 +
 .../BottomBar/EditorLineCharDisplay.cs        | 20 +++++++++++++++++++
 .../BottomBar/EditorLineCharDisplay.tscn      |  7 +++++++
 .../Features/CodeEditor/SharpIdeCodeEdit.cs   | 19 ++++++++++++++++++
 4 files changed, 47 insertions(+)

diff --git a/src/SharpIDE.Application/Features/Editor/EditorCaretPositionService.cs b/src/SharpIDE.Application/Features/Editor/EditorCaretPositionService.cs
index 07f3ba2..3a9cdd8 100644
--- a/src/SharpIDE.Application/Features/Editor/EditorCaretPositionService.cs
+++ b/src/SharpIDE.Application/Features/Editor/EditorCaretPositionService.cs
@@ -6,4 +6,5 @@
 public class EditorCaretPositionService
 {
 	public (int, int) CaretPosition { get; set; } = (1, 1);
+	public (int characters, int lineBreaks)? SelectionInfo { get; set; }
 }
diff --git a/src/SharpIDE.Godot/Features/BottomBar/EditorLineCharDisplay.cs b/src/SharpIDE.Godot/Features/BottomBar/EditorLineCharDisplay.cs
index cc8a536..a7f85c5 100644
--- a/src/SharpIDE.Godot/Features/BottomBar/EditorLineCharDisplay.cs
+++ b/src/SharpIDE.Godot/Features/BottomBar/EditorLineCharDisplay.cs
@@ -6,13 +6,18 @@ namespace SharpIDE.Godot.Features.BottomBar;
 public partial class EditorLineCharDisplay : HBoxContainer
 {
     private Label _label = null!;
+    private Label _selectionInfoLabel = null!;
     [Inject] private readonly EditorCaretPositionService _editorCaretPositionService = null!;
     
     private (int, int) _currentPositionRendered = (1, 1);
+    private (int characters, int lineBreaks)? _currentSelectionInfo;
 
     public override void _Ready()
     {
         _label = GetNode<Label>("Label");
+        _selectionInfoLabel = GetNode<Label>("%SelectionInfoLabel");
+        _label.Text = null;
+        _selectionInfoLabel.Text = null;
     }
 
     // Not sure if we should check this every frame, or an event with debouncing?
@@ -24,5 +29,20 @@ public partial class EditorLineCharDisplay : HBoxContainer
             _currentPositionRendered = caretPosition;
             _label.Text = $"{_currentPositionRendered.Item1}:{_currentPositionRendered.Item2}";
         }
+        if (_editorCaretPositionService.SelectionInfo != _currentSelectionInfo)
+        {
+            _currentSelectionInfo = _editorCaretPositionService.SelectionInfo;
+            if (_currentSelectionInfo is not null)
+            {
+                var characters = _currentSelectionInfo.Value.characters;
+                var lineBreaks = _currentSelectionInfo.Value.lineBreaks;
+                _selectionInfoLabel.Text = lineBreaks > 0 ? $"({characters} chars, {lineBreaks} line breaks)" : $"({characters} chars)";
+                _selectionInfoLabel.Visible = true;
+            }
+            else
+            {
+                _selectionInfoLabel.Visible = false;
+            }
+        }
     }
 }
\ No newline at end of file
diff --git a/src/SharpIDE.Godot/Features/BottomBar/EditorLineCharDisplay.tscn b/src/SharpIDE.Godot/Features/BottomBar/EditorLineCharDisplay.tscn
index b7d8755..ce97f18 100644
--- a/src/SharpIDE.Godot/Features/BottomBar/EditorLineCharDisplay.tscn
+++ b/src/SharpIDE.Godot/Features/BottomBar/EditorLineCharDisplay.tscn
@@ -15,3 +15,10 @@ layout_mode = 2
 theme_override_colors/font_color = Color(0.67058825, 0.67058825, 0.67058825, 1)
 theme_override_font_sizes/font_size = 14
 text = "65:71"
+
+[node name="SelectionInfoLabel" type="Label" parent="."]
+unique_name_in_owner = true
+layout_mode = 2
+theme_override_colors/font_color = Color(0.67058825, 0.67058825, 0.67058825, 1)
+theme_override_font_sizes/font_size = 14
+text = "(5 chars, 2 line breaks)"
diff --git a/src/SharpIDE.Godot/Features/CodeEditor/SharpIdeCodeEdit.cs b/src/SharpIDE.Godot/Features/CodeEditor/SharpIdeCodeEdit.cs
index 3bfe031..cfbc152 100644
--- a/src/SharpIDE.Godot/Features/CodeEditor/SharpIdeCodeEdit.cs
+++ b/src/SharpIDE.Godot/Features/CodeEditor/SharpIdeCodeEdit.cs
@@ -210,6 +210,25 @@ public partial class SharpIdeCodeEdit : CodeEdit
 	private void OnCaretChanged()
 	{
 		var caretPosition = GetCaretPosition(startAt1: true);
+		if (HasSelection())
+		{
+			// Probably should be debounced
+			var selectedText = GetSelectedText();
+			var lineBreakCount = 0;
+			var slashRsToRemove = 0;
+			
+			foreach (var c in selectedText.AsSpan())
+			{
+				if (c is '\n') lineBreakCount++;
+				else if (c is '\r') slashRsToRemove++;
+			}
+			var charLength = selectedText.Length - lineBreakCount - slashRsToRemove;
+			_editorCaretPositionService.SelectionInfo = (charLength, lineBreakCount);
+		}
+		else
+		{
+			_editorCaretPositionService.SelectionInfo = null;
+		}
 		_editorCaretPositionService.CaretPosition = caretPosition;
 	}