74 lines
2.4 KiB
C#
74 lines
2.4 KiB
C#
using System.Collections.Generic;
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using System.Linq;
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namespace cfg
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{
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/// <summary>
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/// TbFishingEventCycleItem 的扩展方法
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/// 提供通过物品ID反向查询活动配置的能力
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/// </summary>
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public static class TbFishingEventCycleItemExtensions
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{
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// 按物品ID索引的缓存，用于反向查询
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private static Dictionary<int, FishingEventCycleItem> _itemIdIndex;
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private static readonly object _lock = new object();
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/// <summary>
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/// 初始化物品ID索引（在 Tables 初始化后调用）
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/// </summary>
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public static void BuildItemIdIndex(this TbFishingEventCycleItem table)
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{
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lock (_lock)
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{
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if (_itemIdIndex != null) return; // 已经初始化过
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_itemIdIndex = new Dictionary<int, FishingEventCycleItem>();
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foreach (var item in table.DataList)
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{
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if (item.ItemId > 0)
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{
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// 如果有重复的 ItemId，使用第一个找到的
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if (!_itemIdIndex.ContainsKey(item.ItemId))
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{
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_itemIdIndex[item.ItemId] = item;
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}
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}
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}
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#if UNITY_EDITOR
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UnityEngine.Debug.Log($"[TbFishingEventCycleItemExtensions] Built item ID index with {_itemIdIndex.Count} entries");
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#endif
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}
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}
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/// <summary>
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/// 根据物品ID查找对应的活动周期配置
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/// </summary>
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/// <param name="table">配置表实例</param>
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/// <param name="itemId">物品ID</param>
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/// <returns>活动周期配置，如果未找到返回 null</returns>
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public static FishingEventCycleItem FindByItemId(this TbFishingEventCycleItem table, int itemId)
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{
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// 确保索引已初始化
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if (_itemIdIndex == null)
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{
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table.BuildItemIdIndex();
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}
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return _itemIdIndex.TryGetValue(itemId, out var config) ? config : null;
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}
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/// <summary>
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/// 清空索引缓存（用于测试或重新加载配置时）
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/// </summary>
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public static void ClearItemIdIndex()
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{
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lock (_lock)
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{
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_itemIdIndex = null;
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}
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}
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}
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}
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