using System.Collections.Generic;
using ET;
using FairyGUI;
using UI.Bag;
using UI.CommonGame;
using UnityEngine;

namespace GFGGame
{
    public class BagView : BaseWindow
    {
        private UI_BagUI _ui;
        private ValueBarController _valueBarController;
        private GComponent _imgSelected;
        private List<ItemView> _listItemViews = new List<ItemView>();
        private int _curItemId = -1;
        public override void Dispose()
        {
            base.Dispose();
            if (_valueBarController != null)
            {
                _valueBarController.Dispose();
                _valueBarController = null;
            }
            for (int i = 0; i < _listItemViews.Count; i++)
            {
                _listItemViews[i].Dispose();
                _listItemViews[i] = null;
            }

            if (_imgSelected != null)
            {
                _imgSelected.RemoveFromParent();
                _imgSelected.Dispose();
            }
            if (_ui != null)
            {
                _ui.Dispose();
                _ui = null;
            }
        }

        protected override void OnInit()
        {
            base.OnInit();

            packageName = UI_BagUI.PACKAGE_NAME;
            _ui = UI_BagUI.Create();
            this.viewCom = _ui.target;
            isfullScreen = true;

            _valueBarController = new ValueBarController(_ui.m_comValueBar);

            _ui.m_btnback.onClick.Add(OnBtnBackClick);
            _ui.m_list.itemRenderer = ListItemRender;
            _ui.m_list.onClickItem.Add(OnListItemClick);

            _ui.m_loaBg.url = ResPathUtil.GetBgImgPath("mrqd_bjbj");

            _imgSelected = new GComponent();
            _imgSelected = UIPackage.CreateObject(UI_BagUI.PACKAGE_NAME, "ComSelect").asCom;
        }
        protected override void AddEventListener()
        {
            base.AddEventListener();
            EventAgent.AddEventListener(ConstMessage.ITEM_CHANGED, UpdateList);
        }
        protected override void OnShown()
        {
            base.OnShown();
            _valueBarController.OnShown();

            UpdateList();
        }

        protected override void OnHide()
        {
            _valueBarController.OnHide();
            _ui.m_list.numItems = 0;
            base.OnHide();
        }
        protected override void RemoveEventListener()
        {
            base.RemoveEventListener();
            EventAgent.RemoveEventListener(ConstMessage.ITEM_CHANGED, UpdateList);
        }
        private void UpdateList()
        {
            _ui.m_list.numItems = BagDataManager.Instance.BagDatas.Count;
            int index = BagDataManager.Instance.GetItemIndex(_curItemId, _ui.m_list.selectedIndex);

            if (index >= 0)
            {
                _ui.m_list.selectedIndex = index;
                int childIndex = _ui.m_list.ItemIndexToChildIndex(index);
                GComponent comItem = _ui.m_list.GetChildAt(childIndex).asCom;
                ChangeSelect(comItem);
            }
        }

        private void ListItemRender(int index, GObject obj)
        {
            ItemData itemData = BagDataManager.Instance.BagDatas[index];
            if (obj.data == null)
            {
                ItemView itemView = new ItemView(obj as GComponent);
                obj.data = itemView;
                _listItemViews.Add(itemView);
            }
            (obj.data as ItemView).SetData(itemData);
            (obj.data as ItemView).ShowName = false;
            (obj.data as ItemView).ShowHasCount = false;
            (obj.data as ItemView).ShowTips = false;
        }

        private void OnListItemClick(EventContext context)
        {
            GComponent comItem = (context.data as GComponent);
            ItemView itemData = comItem.data as ItemView;
            ItemCfg itemCfg = ItemCfgArray.Instance.GetCfg(itemData.ItemData.id);
            if (itemCfg.useType == 0)
            {
                GoodsItemTipsController.ShowItemTips(itemCfg.id);
            }
            ChangeSelect(comItem);
        }
        private void ChangeSelect(GComponent comItem)
        {
            comItem.AddChildAt(_imgSelected, 0);
        }

        private void OnBtnBackClick()
        {
            ViewManager.GoBackFrom(typeof(BagView).FullName);
        }

    }
}