using System;
using System.Collections;
using System.Collections.Generic;
using System.Linq;
using Ichni.RhythmGame.Beatmap;
using UnityEngine;

namespace Ichni.RhythmGame
{
    public abstract class SubmoduleBase : IBaseElement
    {
        public GameElement attachedGameElement;

        public BaseElement_BM matchedBM { get; set; }
        
        /// <summary>
        /// 在生成时检测是否已经有重复的submodule
        /// </summary>
        public bool HaveSameSubmodule { get; set; }

        public SubmoduleBase(GameElement attachedGameElement)
        {
            this.attachedGameElement = attachedGameElement;
            
            HaveSameSubmodule = attachedGameElement.submoduleList.Any(x => x.GetType() == this.GetType());
            
            if (HaveSameSubmodule)
            {
                Debug.LogAssertion($"存在重复的Submodule: {GetType()}，此操作无效");
                return;
            }

            this.attachedGameElement.submoduleList.Add(this);
        }

        public abstract void SaveBM();

        public virtual void OnDelete()
        {
            
        }

        public virtual void Delete()
        {
            OnDelete();
            attachedGameElement.submoduleList.Remove(this);
        }
        
        public virtual void Refresh()
        {
            
        }

        public virtual void CheckAndRemoveObservers()
        {
            
        }
    }

    namespace Beatmap
    {
        public abstract class Submodule_BM : BaseElement_BM
        {
            [System.NonSerialized] protected GameElement attachedElement; //存档类对应的游戏物体
            
            public Submodule_BM()
            {

            }

            public Submodule_BM(GameElement attachedElement)
            {
                this.attachedElement = attachedElement;
                attachedElementGuid = attachedElement.elementGuid;
            }

            /// <summary>
            /// 复制物体
            /// </summary>
            /// <param name="attached">（对于物体）父物体，（对于次级模块）或挂载物体</param>
            public abstract void DuplicateBM(GameElement attached);
        }
    }
}