using System.Collections.Generic;
using Godot;

namespace TBL.GodotSharp.Content
{
    /// <summary>
    /// 资源包节点
    /// </summary>
    public abstract partial class PackageNode : Node
    {
        /// <summary>
        /// 自身信息
        /// </summary>
        public abstract Info SelfInfo { get; }

        /// <summary>
        /// 依赖项信息集
        /// </summary>
        public abstract IEnumerable<DependencyInfo> Dependencies { get; }

        public override void _Ready()
        {
            Name = SelfInfo.ToString();
        }

        public override void _EnterTree()
        {
            if (SelfFileSystem != null && GetParent() is PackageContainer packageContainer)
            {
                packageContainer.FileSystem.AddFileSystem(SelfFileSystem);
            }
        }

        public override void _ExitTree()
        {
            if (SelfFileSystem != null && GetParent() is PackageContainer packageContainer)
            {
                packageContainer.FileSystem.RemoveFileSystem(SelfFileSystem);
                SelfFileSystem.Dispose();
            }
        }
    }
}