feat: add in-game debug console UI

src/Features/Console/Godot/ConsoleController.cs

@@ -0,0 +1,83 @@
+using Game.Features.Console.Application;
+using Game.Features.Console.Contracts;
+using Game.Features.Console.Infrastructure;
+using Game.Godot;
+using Game.Godot.Extensions;
+using Game.Godot.Mappings;
+using Godot;
+
+namespace Game.Features.Console.Godot;
+
+public partial class ConsoleController : CanvasLayer
+{
+    [Export] public LineEdit CommandInput;
+    [Export] public RichTextLabel OutputLog;
+
+    private CommandExecute _commandExecute = new(new CommandRegistry());
+    private MouseCapture.Memento _mouseMemento;
+
+    private void Toggle()
+    {
+        Visible = !Visible;
+
+        if (Visible)
+        {
+            GamePause.Pause();
+            _mouseMemento = MouseCapture.SaveCaptureMode();
+            CommandInput.GrabFocus();
+        }
+        else
+        {
+            GamePause.Resume();
+            _mouseMemento.RestoreCaptureMode();
+        }
+    }
+
+    private void AppendLine(string line)
+    {
+        OutputLog.AppendText(line + "\n");
+    }
+
+    public void UseCommandRegistry(ICommandRegistry registry)
+    {
+        _commandExecute = new CommandExecute(registry);
+    }
+    
+    private void OnInputSubmitted(string text)
+    {
+        CommandInput.Clear();
+        CommandInput.ReleaseFocus();
+        CommandInput.GrabFocus();
+
+        if (text.Length == 0) return;
+
+        AppendLine($"> {text}");
+
+        CommandResult result = _commandExecute.Execute(text);
+        if (result.ClearOutput)
+        {
+            OutputLog.Clear();
+            return;
+        }
+
+        if (result.Message.Length > 0)
+        {
+            AppendLine(result.Message);
+        }
+    }
+
+    public override void _Ready()
+    {
+        this.AssertRequiredExports();
+        Visible = false;
+        GamePause.SetIgnoresPause(this, true);
+    }
+
+    public override void _Input(InputEvent @event)
+    {
+        if (!@event.IsActionPressed(InputAction.ToggleConsole.ActionName())) return;
+        
+        Toggle();
+        GetViewport().SetInputAsHandled();
+    }
+}