using System;

namespace Wino.Core.Domain.Interfaces
{
    public interface IMenuItem
    {
        /// <summary>
        /// An id that this menu item holds.
        /// For an account, it's AccountId.
        /// For folder, it's FolderId.
        /// For merged account, it's MergedAccountId.
        /// Null if it's a menu item that doesn't hold any valuable entity.
        /// </summary>
        Guid? EntityId { get; }

        /// <summary>
        /// Is any of the sub items that this menu item contains selected.
        /// </summary>
        // bool IsChildSelected { get; }

        /// <summary>
        /// Whether the menu item is expanded or not.
        /// </summary>
        bool IsExpanded { get; set; }

        /// <summary>
        /// Whether the menu item is selected or not.
        /// </summary>
        bool IsSelected { get; set; }

        /// <summary>
        /// Parent menu item that contains this menu item.
        /// </summary>
        IMenuItem ParentMenuItem { get; }

        /// <summary>
        /// Recursively expand all parent menu items if parent exists, starting from parent.
        /// </summary>
        void Expand();
    }
}