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

namespace GFGGame
{
    public class GiftBoxSelectorView : BaseWindow
    {
        private UI_GiftBoxSelectorUI _ui;
        private int _itemId;
        private int _count;

        public override void Dispose()
        {
            base.Dispose();

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

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

            packageName = UI_GiftBoxSelectorUI.PACKAGE_NAME;
            _ui = UI_GiftBoxSelectorUI.Create();
            this.viewCom = _ui.target;
            this.viewCom.Center();
            this.modal = true;

            _ui.m_btnCancel.onClick.Add(OnBtnCancelClick);
            _ui.m_list.SetVirtual();
            _ui.m_list.itemRenderer = ListItemRender;
            _ui.m_list.onClickItem.Add(OnListSelectorItemClick);
        }

        protected override void AddEventListener()
        {
            base.AddEventListener();
        }

        protected override void OnShown()
        {
            base.OnShown();
            _itemId = (int)this.viewData;
            _count = (int)ItemDataManager.GetItemNum(_itemId);

            UpdateView();
            UpdateList();
        }

        protected override void OnHide()
        {
            if (_ui.m_list.numItems > 0)
            {
                _ui.m_list.ScrollToView(0);
            }

            _ui.m_list.numItems = 0;
            base.OnHide();
        }

        protected override void RemoveEventListener()
        {
            base.RemoveEventListener();
        }

        private void UpdateView()
        {
            ItemCfg itemCfg = ItemCfgArray.Instance.GetCfg(_itemId);
            _ui.m_loaIcon.url = ResPathUtil.GetIconPath(itemCfg);
            _ui.m_txtName.text = itemCfg.name;
            _ui.m_txtTotalNum.text = $"已拥有：{_count}";
            _ui.m_txtItemDes.text = string.IsNullOrEmpty(itemCfg.desc) ? "暂无描述" : itemCfg.desc;
        }

        private void UpdateList()
        {
            _ui.m_list.numItems = _count;
        }

        private void ListItemRender(int index, GObject obj)
        {
            ItemCfg itemCfg = ItemCfgArray.Instance.GetCfg(_itemId);
            UI_ListSelectorItem uiItemChild = UI_ListSelectorItem.Proxy(obj);

            int[] itemChildArr = itemCfg.itemsArr[index];
            ItemCfg itemCfgChild = ItemCfgArray.Instance.GetCfg(itemChildArr[0]);
            uiItemChild.m_loaIcon.url = ResPathUtil.GetIconPath(itemCfgChild);
            uiItemChild.m_comItemNumBag.m_txtNum.text = itemChildArr[1].ToString();
            uiItemChild.target.data = itemCfgChild;
        }

        private void OnListSelectorItemClick(EventContext context)
        {
            GComponent comItem = (context.data as GComponent);
            ItemCfg itemCfg = comItem.data as ItemCfg;

            //弹出物品详细描述框
        }

        private void OnBtnCancelClick()
        {
            this.Hide();
        }
    }
}