/// #pkgName FGUI包名
/// #panelName UIPanel名字
/// #UIName = $"{#pkgName}{#panelName}" UIKey名字
/// 该脚本由模板创建
/// created by cb 2024

using FairyGUI;
using FL.Data;
using FL.Data.Items;
using System.Collections.Generic;
using XGame.Database;
using XGame.Framework.UI;

namespace FL.FGUI
{
    /// <summary>
    /// UI逻辑处理类
    /// </summary>
    /// <typeparam name=""></typeparam>
    public partial class BagBackpackPanelCtrl : UIController<BagBackpackPanelVM>
    {
        private List<ItemBase> _itemDataList;
        private List<ItemBase> _matterialDataList;

        protected override void OnEnable(object intent)
        {
            AddUIListenres();
            Init();
            ShowUI();
        }
        protected override void OnDisable()
        {
            RemoveUIListenres();
        }
        #region UI事件
        private void AddUIListenres()
        {
            VM.ItemPageBtn.onClick.Add(OnClickItemPageBtn);
            VM.MaterialPageBtn.onClick.Add(OnClickMaterialPageBtn);
            VM.ItemsList.ItemClickEvent += OnClcikPropsItem;
        }
        private void RemoveUIListenres()
        {
            VM.ItemPageBtn.onClick.Remove(OnClickItemPageBtn);
            VM.MaterialPageBtn.onClick.Remove(OnClickMaterialPageBtn);
            VM.ItemsList.ItemClickEvent -= OnClcikPropsItem;
        }
        private void OnClickItemPageBtn(EventContext context)
        {
            ShowPageUI(0);
        }
        private void OnClickMaterialPageBtn(EventContext context)
        {
            ShowPageUI(1);
        }

        /// <summary>
        /// 点击的被动技能项
        /// </summary>
        /// <param name="index"></param>
        private void OnClcikPropsItem(int index)
        {
            var data = VM.PageCtrl.selectedIndex == 0 ? _itemDataList[index] : _matterialDataList[index];
            if (data == null) return;
            Context.UI.OpenAsync(
                UIKeys.BagSourceOfPropsPanel,
                data
            );
        }

        #endregion

        private void Init()
        {
            if (_itemDataList == null) _itemDataList= new List<ItemBase>();
            if (_matterialDataList == null) _matterialDataList = new List<ItemBase>();
        }

        private void ShowUI()
        {
            GetBackpackData(ItemData.Instance.GetBackpackData());
            ShowPageUI(0);
        }
        private void GetBackpackData(Dictionary<int, BagItemData> bagDataMap)
        {
            if (bagDataMap == null || bagDataMap.Count == 0) return;
            _itemDataList.Clear();
            _matterialDataList.Clear();
            foreach (var item in bagDataMap)
            {
                ItemTable itemInfo = ItemTableRepo.Get(item.Value.tableId);
                if (itemInfo != null &&(itemInfo.Type == (int)EItemType.Gift || itemInfo.Type == (int)EItemType.RedEnvelope || itemInfo.Type == (int)EItemType.Props))
                {
                    ItemBase itemBase = new ItemBase();
                    itemBase.Init(itemInfo.Id, item.Value.num);
                    if (itemInfo.Type == (int)EItemType.Props)
                        _matterialDataList.Add(itemBase);
                    else
                        _itemDataList.Add(itemBase);
                }
            }
        }

        private void ShowPageUI(int pageIndex)
        {
            VM.PageCtrl.selectedIndex = pageIndex;
            if (pageIndex == 0)
            {
                ShowItemsUI(_itemDataList);
            }
            else
            {
                ShowItemsUI(_matterialDataList);
            }
        }

        private void ShowItemsUI(List<ItemBase> dataList)
        {
            VM.ItemsList.BindDatas(dataList);
            ShowNum(dataList.Count);
            VM.EmptyLabel.visible = dataList.Count == 0;
        }

        /// <summary>
        /// 背包格子数量
        /// </summary>
        /// <param name="num"></param>
        private void ShowNum(int num) 
        {
            VM.NumLabel.text = $"{num}/{KeyValue.boxMax}";
        }

    }
}