using JetBrains.Annotations;
using NEG.UI.Area;
using System;

namespace NEG.UI.Popup
{
    [PublicAPI]
    public interface IPopup : IUiElement
    {
        /// <summary>
        /// Call when popup is not forcly closed
        /// </summary>
        event Action<IPopup> OnPopupClosed;
        
        /// <summary>
        /// Is popup still valid to show
        /// </summary>
        bool IsValid { get; }
        
        /// <summary>
        /// Mark popup as ready to show.
        /// </summary>
        internal void Show();
        
        /// <summary>
        /// Close popup or mark as closed if not visible
        /// </summary>
        /// <param name="isForced">Is closing by forced by system, ex. close area</param>
        void Close(bool isForced = false);
    }

    public static class PopupExtensions
    {
        public static void Show(this IPopup popup, IArea area = null)
        {
            if (area != null)
            {
                area.OpenPopup(popup);
                return;
            }
        
            UiManager.Instance.CurrentArea.OpenPopup(popup);
        }
    }
}