using System.Windows.Markup;

// ReSharper disable once CheckNamespace
namespace WPFluent.Controls;

/// <summary>
/// Represents an icon that uses an IconSource as its content.
/// </summary>
[ContentProperty(nameof(IconSource))]
public class IconSourceElement : IconElement
{
    /// <summary>
    /// Identifies the <see cref="IconSource"/> dependency property.
    /// </summary>
    public static readonly DependencyProperty IconSourceProperty = DependencyProperty.Register(
        nameof(IconSource),
        typeof(Controls.IconSource),
        typeof(IconSourceElement),
        new FrameworkPropertyMetadata(null));

    protected override UIElement InitializeChildren()
    {
        // TODO: Come up with an elegant solution
        throw new InvalidOperationException($"Use {nameof(CreateIconElement)}");
    }

    public IconElement? CreateIconElement() { return IconSource?.CreateIconElement(); }

    /// <summary>
    /// Gets or sets <see cref="IconSource"/>
    /// </summary>
    public Controls.IconSource? IconSource
    {
        get => (Controls.IconSource?)GetValue(IconSourceProperty);
        set => SetValue(IconSourceProperty, value);
    }
}