// 本脚本只在不存在时会生成一次。已存在不会再次生成覆盖

using System.Collections.Generic;
using FairyGUI;
using Fantasy;
using UnityEngine;
using NBC;
using NBF.Fishing2;
using UIPanel = NBC.UIPanel;

namespace NBF
{
    public partial class BagSlotPanel : UIPanel
    {
        private List<ItemInfo> _items = new List<ItemInfo>();

        private RoleBag _roleBag;

        protected override void OnInit()
        {
        }

        protected override void OnShow()
        {
            var role = App.Main.GetComponent<Role>();
            _roleBag = role.GetComponent<RoleBag>();
            SetList();
            SetSlotList();
        }

        #region 物品列表

        private void SetList()
        {
            _items.Clear();
            foreach (var roleBagItem in _roleBag.Items)
            {
                if (CanShow(roleBagItem))
                {
                    _items.Add(roleBagItem);
                }
            }

            List.RemoveChildrenToPool();
            List.itemRenderer = OnRenderItem;

            List.numItems = _items.Count;
        }

        void OnRenderItem(int index, GObject obj)
        {
            var itemData = _items[index];
            if (obj is BagItem bagItem)
            {
                bagItem.SetData(itemData);
                bagItem.draggable = true;
            }
        }

        #endregion

        #region 快速选择列表

        private void SetSlotList()
        {
            SlotList.RemoveChildrenToPool();
            for (int index = 0; index < 7; index++)
            {
                if (SlotList.AddItemFromPool() is BagSlotItem slotItem)
                {
                    slotItem.SetData(index, _roleBag.GetSlotItem(index));
                    slotItem.OnChangeSlot = OnChangeSlotItem;
                }
            }
        }


        private void OnChangeSlotItem(int index, long id)
        {
            _roleBag.SetSlot(index, id).OnCompleted(OnChangeSlotItemDone);
        }

        private void OnChangeSlotItemDone()
        {
            SetSlotList();
            // SlotList.RefreshVirtualList();
        }

        #endregion

        private bool CanShow(ItemInfo itemInfo)
        {
            if (itemInfo.ItemType == ItemType.Rod)
            {
                return true;
            }

            return false;
        }
    }
}