using mh;
using System.Collections;
using System.Collections.Generic;
using Unity.VisualScripting;
using UnityEngine;

public enum ColliderType
{
    Collider,
    Hurtbox,
    StaticCollider,
}

public partial class PhysicsManager : Singleton<PhysicsManager>
{
    // 共享的四叉树查询存储结果列表
    public List<IQuadTreeObject> sharedRetriveResults => m_SharedRetriveResults;
    private List<IQuadTreeObject> m_SharedRetriveResults = new List<IQuadTreeObject>();

    public PhysicsManager()
    {
        m_CollisionQuadtree = new PhysicsQuadtree(new Vector4(0, 0, 30, 30));
        m_HurtboxQuadtree = new PhysicsQuadtree(new Vector4(0, 0, 30, 30));
        m_StaticCollisionQuadtree = new PhysicsQuadtree(new Vector4(0, 0, 30, 30));
    }

    public void Initialize()
    {
    }

    public System.Func<Vector4, bool> GetRetriverByType(ColliderType type)
    {
        if (type == ColliderType.Collider)
            return RetriveColliders;
        else if (type == ColliderType.Hurtbox)
            return RetriveHurtboxes;
        else if (type == ColliderType.StaticCollider)
            return RetriveStaticColliders;
        else
            return null;
    }
    
    /// <summary>
    /// 每帧更新
    /// </summary>
    public void Update()
    {
        m_CollisionQuadtree.UpdateQuadtree();
        m_HurtboxQuadtree.UpdateQuadtree();
    }

    public void Debug()
    {
        m_CollisionQuadtree.Debug();
    }

}