#if UNITY_2019_4_OR_NEWER
using com.zibra.liquid.Foundation.Editor;
using JetBrains.Annotations;
using UnityEngine;
using UnityEngine.UIElements;

namespace com.zibra.liquid.Foundation.UIElements
{
    internal class Hyperlink : BindableElement
    {
        [UsedImplicitly]
        public new class UxmlFactory : UxmlFactory<Hyperlink, UxmlTraits>
        {
        }

        public new class UxmlTraits : BindableElement.UxmlTraits {
            readonly UxmlStringAttributeDescription m_Link = new UxmlStringAttributeDescription { name = "link" };

        public override void Init(VisualElement ve, IUxmlAttributes bag, CreationContext cc)
        {
            base.Init(ve, bag, cc);
            ((Hyperlink)ve).Link = m_Link.GetValueFromBag(bag, cc);
        }
    }

    public const string USSClassName = "zibraai-hyperlink-block";
    public const string HeaderUssClassName = USSClassName + "__header";
    public const string ContentUssClassName = USSClassName + "__content";

    string m_Link;
    readonly VisualElement m_Container;

    public override VisualElement contentContainer => m_Container;

    public string Link
    {
        get => m_Link;
        set => m_Link = value;
    }

    public Hyperlink()
    {
        AddToClassList(USSClassName);

        var button = new Button() {
            name = "header",
        };
        button.clicked += () =>
        { Application.OpenURL(m_Link); };
        button.AddToClassList(HeaderUssClassName);

        m_Container = new VisualElement() {
            name = "content",
        };
        m_Container.AddToClassList(ContentUssClassName);

        button.Add(m_Container);

        hierarchy.Add(button);

        UIToolkitEditorUtility.ApplyStyleForInternalControl(this, nameof(Hyperlink));
    }
}
}
#endif