using FairyGUI;
using System;
using System.Collections;
using System.Collections.Generic;
using UI.DressUp;
using UnityEngine;
using UnityEngine.EventSystems;

namespace GFGGame
{
    public class PhotographView : BaseView
    {
        private UI_PhotographUI _ui;
        private GameObject _scenePrefab;
        private GameObject _sceneObject;
        private DressUpObjDataCache equipDataCache;

        private List<int> _listData = null;//当前选择的资源数据
        private List<int> _equipRoleData = new List<int>();//当前穿戴的角色数据
        private Dictionary<int, List<int>> _equipSceneData = new Dictionary<int, List<int>>();//当前穿戴的场景数据

        private Vector3 distance = Vector3.zero;
        protected override void OnInit()
        {
            base.OnInit();
            packageName = UI_PhotographUI.PACKAGE_NAME;
            _ui = UI_PhotographUI.Create();
            viewCom = _ui.target;
            isfullScreen = true;

            _ui.m_btnBg.onClick.Add(OnClickBtnBg);
            _ui.m_btnChoose.onClick.Add(OnClickBtnChoose);
            _ui.m_btnBack.onClick.Add(OnClickBtnBack);

            _ui.m_ComSelect.m_list.itemRenderer = RenderListItem;
            _ui.m_ComSelect.m_list.onClickItem.Add(OnListItemClick);
            _ui.m_ComSelect.m_c1.onChanged.Add(OnContorllerChanged);

            _scenePrefab = GFGAsset.Load<GameObject>(ResPathUtil.GetPrefabPath("ScenePhotograph"));

        }

        protected override void OnShown()
        {
            base.OnShown();
            Input.multiTouchEnabled = true;
            equipDataCache = EquipDataCache.cacher;

            if (_sceneObject == null)
            {
                _sceneObject = GameObject.Instantiate(_scenePrefab);
                EquipDataCache.cacher.setSceneObj(_sceneObject);
            }

            _ui.m_ComSelect.m_c1.selectedIndex = 0;
            OnClickBtnChoose();
            RefreshList(EnumPhotographType.BG);
            UpdateEquipData();

            UpdateBgOrNpcOrBorder(EnumPhotographType.BG, equipDataCache.bgId);
            UpdateBody();
            UpdateScene();

            // Timers.inst.Add(0.001f, 0, OnTimerListener);
        }
        /************************************************************UI界面*********************************************************/
        private void OnContorllerChanged(EventContext context)
        {
            int index = _ui.m_ComSelect.m_c1.selectedIndex;
            RefreshList((EnumPhotographType)index);
        }
        private void RefreshList(EnumPhotographType index)
        {
            _ui.m_ComSelect.m_list.numItems = 0;

            switch (index)
            {
                case EnumPhotographType.BG:
                    _listData = PhotographDataManager.Instance.listBgData;
                    break;
                case EnumPhotographType.NPC:
                    _listData = PhotographDataManager.Instance.listNpcData;
                    break;
                case EnumPhotographType.SCENE:
                    _listData = PhotographDataManager.Instance.listSceneData;
                    break;
                case EnumPhotographType.BORDER:
                    _listData = PhotographDataManager.Instance.listBorderData;
                    break;
                case EnumPhotographType.EFFECT:
                    _listData = PhotographDataManager.Instance.listEffectData;
                    break;
            }
            _ui.m_ComSelect.m_list.numItems = _listData.Count;
        }
        private void RenderListItem(int index, GObject obj)
        {
            ItemCfg itemCfg = ItemCfgArray.Instance.GetCfg(_listData[index]);
            string resPath = ResPathUtil.GetPhotographFPath(itemCfg.res, ItemUtil.GetItemResExt(itemCfg.itemType, itemCfg.subType));

            UI_ListItem item = UI_ListItem.Proxy(obj);
            item.target.data = _listData[index];
            item.m_loaIcon.url = resPath;
        }
        private void OnListItemClick(EventContext context)
        {
            int itemID = (int)((context.data as GObject).data);
            EnumPhotographType type = (EnumPhotographType)_ui.m_ComSelect.m_c1.selectedIndex;
            switch (type)
            {
                case EnumPhotographType.BG:
                case EnumPhotographType.BORDER:
                case EnumPhotographType.NPC:
                    UpdateBgOrNpcOrBorder(type, itemID);
                    break;

                case EnumPhotographType.SCENE:
                    if (!_equipSceneData.ContainsKey(itemID))
                    {
                        _equipSceneData.Add(itemID, new List<int>());
                    }
                    _equipSceneData[itemID].Add(itemID);
                    AddScene(itemID, _equipSceneData[itemID].Count - 1);

                    break;
                case EnumPhotographType.EFFECT:

                    break;
            }
        }
        /************************************************************场景*********************************************************/

        private void OnTimerListener(object param)
        {
            GameObject gameObj = null;
            // Debug.Log("点击鼠标:" + Input.GetMouseButtonDown(0));
            if (Input.GetMouseButtonDown(0))
            {
                if (Stage.isTouchOnUI) //点在了UI上
                {
                    Debug.Log("点击UI");
                }
                else //没有点在UI上
                {
                    Debug.Log("点击场景");
                }
                //从摄像机发出到点击坐标的射线
                RaycastHit2D hit = Physics2D.Raycast(Camera.main.ScreenToWorldPoint(Input.mousePosition), Vector2.zero);
                // Vector2 pos = Input.mousePosition;
                // Debug.Log("mousePosition:" + pos);
                if (hit.collider != null)
                {
                    //划出射线，只有在scene视图中才能看到
                    // Debug.DrawLine(ray.origin, hitInfo.point, Color.red);
                    gameObj = hit.collider.gameObject;
                    Debug.Log("ClickName:" + gameObj.name);
                    // Debug.Log("ClickName:" + gameObj.name + "   Pos:" + gameObj.transform.position + "   LocalPos:" + gameObj.transform.position);
                    // Debug.Log("mousePosition:" + Input.mousePosition);
                    // Debug.Log("boxPos:" + _ui.m_comChecked.target.position);
                    // //当射线碰撞目标为boot类型的物品，执行拾取操作
                    // if (gameObj.tag == "boot")
                    // {
                    //     Debug.Log("pickup!");
                    // }
                }
            }
            // Vector2 pos = Input.mousePosition;
            // Debug.Log("mousePosition:" + pos);

            if (gameObj == null) return;
            GameObject obj = GetMoveObjByHitObj(gameObj);

            if (Input.touchCount <= 0) { return; }
            Debug.Log("触摸屏幕的手指个数:" + Input.touchCount);
            // for (var touch : Touch in Input.touches)
            // {
            if (Input.GetTouch(0).phase == TouchPhase.Began)
            {
                Debug.Log("触摸:" + "Began");

                Vector3 objScreenPos = Camera.main.WorldToScreenPoint(obj.transform.position);
                distance = Input.mousePosition - objScreenPos;

            }
            if (Input.GetTouch(0).phase == TouchPhase.Moved)
            {
                Debug.Log("触摸:" + "Moved");
                // Vector3 distance =

                ControllerObject(obj);
            }
            if (Input.GetTouch(0).phase == TouchPhase.Stationary)
            {

                Debug.Log("触摸:" + "Stationary");
            }
            if (Input.GetTouch(0).phase == TouchPhase.Ended)
            {
                Debug.Log("触摸:" + "Ended");
                distance = Vector3.zero;
            }
        }
        private GameObject GetMoveObjByHitObj(GameObject obj)
        {
            // if (obj == null) return null;
            if (obj.transform.parent == _sceneObject.transform.Find("Bg") || obj.transform.parent == _sceneObject.transform.Find("Npc"))
            {
                return obj;//背景和npc拖动物体本身
            }
            else
            {
                return obj.transform.parent.gameObject;//场景要拖动父物体
            }
        }
        private void ControllerObject(GameObject obj)
        {
            if (obj.name == "BgRes")
            {
                Vector2 size = obj.GetComponent<SpriteRenderer>().size;
                Vector2 uiSize = _ui.target.size;
                float deviationWidth = (size.x - uiSize.x) / 2;
                float deviationHeigh = (size.y - uiSize.y) / 2;
                Vector2 pos = obj.transform.position;
                if (pos.x <= -deviationWidth)
                {
                    obj.transform.position = new Vector2(-deviationWidth, obj.transform.position.y);
                    return;
                }
                if (pos.x >= deviationWidth)
                {
                    obj.transform.position = new Vector2(deviationWidth, obj.transform.position.y);
                    return;
                }
                if (pos.y <= -deviationHeigh)
                {
                    obj.transform.position = new Vector2(obj.transform.position.x, -deviationHeigh);
                    return;
                }
                if (pos.x >= deviationHeigh)
                {
                    obj.transform.position = new Vector2(obj.transform.position.x, deviationHeigh);
                    return;
                }
            }
            // obj.transform.position = Camera.main.ScreenToWorldPoint(new Vector3(Input.mousePosition.x - distance.x, Input.mousePosition.y - distance.y));
            obj.transform.position = Camera.main.ScreenToWorldPoint(Input.mousePosition - distance);
        }


        //背景
        private void UpdateBgOrNpcOrBorder(EnumPhotographType type, int itemId)
        {

            SceneController.UpdatePhotographBgOrNpcOrBorder(_sceneObject, type, itemId);
        }

        //主角
        private void UpdateBody()
        {

            // int[] equipDatas = equipDataCache.equipDatas;
            SceneController.UpdateRole(_equipRoleData.ToArray(), _sceneObject, false, null, false);
            if (equipDataCache.IsSuitPic && equipDataCache.suitId > 0)
            {
                SuitCfg suitCfg = SuitCfgArray.Instance.GetCfg(equipDataCache.suitId);
                DressUpUtil.UpdateBody(suitCfg.picRes, _sceneObject);
            }
            GameObject gameObject = _sceneObject.transform.Find("Role/Body").gameObject;

            SceneController.PhotographAddCollider(gameObject);

        }
        //场景道具
        private void UpdateScene()
        {
            ICollection keys = _equipSceneData.Keys;
            foreach (int key in keys)
            {
                for (int i = 0; i < _equipSceneData[key].Count; i++)
                {
                    AddScene(key, i);
                }
            }
        }

        //场景添加道具
        private void AddScene(int itemId, int index)
        {
            var gameObj = new GameObject(string.Format("{0}_{1}", itemId, index));
            gameObj.transform.SetParent(_sceneObject.transform.Find("Scene"), false);
            // SceneController.UpdateRole(itemId, _sceneObject, false, null, false, gameObj);
            DressUpUtil.AddItem(itemId, _sceneObject, false, false, gameObj);
            for (int i = 0; i < gameObj.transform.childCount; i++)
            {
                SceneController.PhotographAddCollider(gameObj.transform.GetChild(i).gameObject);
            }
        }

        //滤镜效果
        private void UpdateEffect()
        {

        }



        private void UpdateEquipData()
        {
            for (int i = 0; i < equipDataCache.equipDatas.Length; i++)
            {
                ItemCfg itemCfg = ItemCfgArray.Instance.GetCfg(equipDataCache.equipDatas[i]);
                if (itemCfg.subType == ConstDressUpItemType.QIAN_JING || itemCfg.subType == ConstDressUpItemType.BEI_SHI || itemCfg.subType == ConstDressUpItemType.HUAN_JING)
                {
                    if (!_equipSceneData.ContainsKey(itemCfg.id))
                    {
                        _equipSceneData.Add(itemCfg.id, new List<int>());
                    }
                    _equipSceneData[itemCfg.id].Add(itemCfg.id);
                }
                else
                {
                    _equipRoleData.Add(equipDataCache.equipDatas[i]);
                }
            }

        }
        private void OnClickBtnBg()
        {
            _ui.m_ComSelect.target.visible = false;
            Timers.inst.Add(0.001f, 0, OnTimerListener);

            // _ui.target.opaque = false;//false表示可穿透
        }
        private void OnClickBtnChoose()
        {
            _ui.m_ComSelect.target.visible = true;
            Timers.inst.Remove(OnTimerListener);

            // _ui.target.opaque = true;
        }
        private void OnClickBtnBack()
        {
            this.Hide();
            // ViewManager.Show(ViewName.DRESS_UP_VIEW);
            EventAgent.DispatchEvent(ConstMessage.CLOSE_PHOTOGRAPHVIEW);
        }
        protected override void OnHide()
        {
            base.OnHide();
            if (_sceneObject != null)
            {
                GameObject.Destroy(_sceneObject);
                _sceneObject = null;
            }
            Timers.inst.Remove(OnTimerListener);
            equipDataCache = null;
            _equipRoleData.Clear();
            _equipSceneData.Clear();

        }
        public override void Dispose()
        {
            if (_scenePrefab != null)
            {
                GameObject.Destroy(_scenePrefab);
                _scenePrefab = null;
            }
            base.Dispose();
        }

    }
}