using System.Collections.Generic;
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using System.Linq;
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using UnityEngine;
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using UnityEngine.UI;
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//用于显示获得物品的窗口
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public class CommonGetItemWin : UIBase
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{
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[SerializeField] ScrollerController scroller;
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protected override void OnPreOpen()
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{
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ItemLogicUtility.Instance.OnGetItemShowEvent += OnGetItemShowEvent;
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scroller.OnRefreshCell += OnRefreshCell;
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CreateScroller();
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}
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protected override void OnPreClose()
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{
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ItemLogicUtility.Instance.OnGetItemShowEvent -= OnGetItemShowEvent;
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scroller.OnRefreshCell -= OnRefreshCell;
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ItemLogicUtility.Instance.ClearGetItem();
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}
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List<Item> showItems = new List<Item>();
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void CreateScroller()
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{
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scroller.Refresh();
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showItems = ItemLogicUtility.Instance.totalShowItems.Values.ToList();
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showItems.Sort(SortItem);
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for (int i = 0; i < showItems.Count; i++)
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{
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if (i % 5 == 0)
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{
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scroller.AddCell(ScrollerDataType.Header, i);
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}
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}
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scroller.Restart();
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}
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int SortItem(Item itemA, Item itemB)
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{
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var itemConfigA = ItemConfig.Get(itemA.id);
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var itemConfigB = ItemConfig.Get(itemB.id);
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return itemConfigB.ItemColor - itemConfigA.ItemColor;
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}
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float needRefreshTime; //避免封包过多卡顿
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void OnGetItemShowEvent()
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{
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needRefreshTime = Time.time + 0.3f;
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}
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void RefreshScroller()
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{
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if (needRefreshTime <= 0)
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return;
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if (Time.time < needRefreshTime)
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return;
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if (scroller.GetNumberOfCells(scroller.m_Scorller) != ItemLogicUtility.Instance.totalShowItems.Count)
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{
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CreateScroller();
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}
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else
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{
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scroller.m_Scorller.RefreshActiveCellViews();
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}
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needRefreshTime = 0;
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}
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protected void LateUpdate()
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{
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RefreshScroller();
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}
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void OnRefreshCell(ScrollerDataType type, CellView cell)
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{
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var _cell = cell as CommonGetItemCell;
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_cell?.Display(cell.index, showItems);
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}
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}
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