using System.Numerics;

namespace AcDream.App.UI;

/// <summary>
/// Full-device modal root for retail dialog element classes. The authored child with id
/// <c>0x3D</c> supplies the visible popup art; this root only owns modality and input capture.
/// </summary>
public sealed class UiDialogRoot : UiPanel
{
    public Action? Cancel { get; set; }

    public UiDialogRoot()
    {
        BackgroundColor = Vector4.Zero;
        BorderColor = Vector4.Zero;
        ClickThrough = false;
    }

    public override bool OnEvent(in UiEvent e)
    {
        if (e.Type == UiEventType.KeyDown
            && e.Data0 == (int)Silk.NET.Input.Key.Escape)
        {
            Cancel?.Invoke();
        }

        // A dialog root is full-screen and modal. Unhandled clicks/keys must not
        // fall through into movement, combat, or the default chat input.
        return true;
    }
}