using FairyGUI;
using System;
using UnityEngine;

namespace GFGGame
{
    //实现换装对象在UI界面上显示
    public class DressUpObjUI
    {
        public GameObject sceneObject;
        public GoWrapper wrapper;
        public DressUpObj dressUpObj;
        string prefabName;

        private Action onShowAction;

        public DressUpObjUI(string prefabName = "SceneDressUp", Action onShowAction = null)
        {
            this.prefabName = prefabName;
            this.onShowAction = onShowAction;
            dressUpObj = new DressUpObj();
            wrapper = new GoWrapper();
        }

        /// <summary>
        /// 异步重置场景对象
        /// </summary>
        /// <param name="scale"></param>
        /// <param name="needSetMask">如果UI界面的组件有遮罩，那么这里也需要设置为true才能生效</param>
        /// <param name="showSceneType">是否显示场景道具类型</param>
        /// <param name="roleObj"></param>
        /// <param name="showBg">是否显示背景</param>
        /// <param name="callback">场景对象加载完成后的回调</param>
        public void ResetSceneObjAsync(int scale = 100, bool needSetMask = false, bool showSceneType = true,
            GameObject roleObj = null, bool showBg = true, Action<GameObject> callback = null)
        {
            // 先销毁旧的场景对象
            if (sceneObject != null)
            {
                GameObject.Destroy(sceneObject);
                sceneObject = null;
            }

            // 异步加载新场景对象
            PrefabManager.Instance.InstantiateAsync(
                ResPathUtil.GetPrefabPath(this.prefabName),
                (go) =>
                {
                    if (go != null)
                    {
                        sceneObject = go;
                        sceneObject.transform.localScale = new Vector3(scale, scale, scale);
                        dressUpObj.setSceneObj(sceneObject, needSetMask, showSceneType, roleObj, showBg, OnShow);
                        callback?.Invoke(sceneObject);
                    }
                    else
                    {
                        Debug.LogError($"Failed to instantiate scene object: {this.prefabName}");
                        callback?.Invoke(null);
                    }
                });
        }
        
                /// <summary>
        /// 
        /// </summary>
        /// <param name="scale"></param>
        /// <param name="needSetMask">如果UI界面的组件有遮罩，那么这里也需要设置为true才能生效</param>
        /// <param name="showSceneType">是否显示场景道具类型</param>
        /// <param name="roleObj"></param>
        /// <param name="showBg">是否显示背景</param>
        public void ResetSceneObj(int scale = 100, bool needSetMask = false, bool showSceneType = true, GameObject roleObj = null, bool showBg = true)
        {
            // 先销毁旧的场景对象
            if (sceneObject != null)
            {
                GameObject.Destroy(sceneObject);
                sceneObject = null;
            }

            //这里每次都要实例化新的，复用会有bug
            sceneObject = PrefabManager.Instance.InstantiateSync(ResPathUtil.GetPrefabPath(this.prefabName));
            sceneObject.transform.localScale = new Vector3(scale, scale, scale);
            dressUpObj.setSceneObj(sceneObject, needSetMask, showSceneType, roleObj, showBg, OnShow);
        }

        public void UpdateWrapper(GGraph holder)
        {
            holder.SetNativeObject(wrapper);
            wrapper.wrapTarget = sceneObject;
        }

        public void Dispose()
        {
            onShowAction = null;
            if (sceneObject != null)
            {
                PrefabManager.Instance.Restore(sceneObject);
                sceneObject = null;
            }

            if (dressUpObj != null)
            {
                dressUpObj.Dispose();
                dressUpObj = null;
            }

            if (wrapper != null)
            {
                if (wrapper.wrapTarget != null)
                {
                    wrapper.wrapTarget = null;
                }

                wrapper.Dispose();
                wrapper = null;
            }
        }

        private void OnShow()
        {
            onShowAction?.Invoke();
            if (sceneObject == null)
            {
                return;
            }

            if (wrapper != null)
            {
                wrapper.wrapTarget = sceneObject;
                //wrapper.CacheRenderers();
            }
        }
    }
}