77 lines
3.2 KiB
C#
77 lines
3.2 KiB
C#
using System.Collections.Generic;
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using UnityEngine;
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namespace BaseGames.World.Map
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{
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/// <summary>
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/// 全局区域注册表 SO。
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///
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/// 设计原则：<see cref="MapRoomDataSO.RegionId"/> 是房间归属的单一权威来源。
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/// 本 SO 持有所有 <see cref="RegionDefinitionSO"/> 资产引用，运行时从
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/// <see cref="MapDatabaseSO"/> 惰性构建 SceneName → Region 缓存，
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/// 消除了原 RegionDefinitionSO.roomSceneNames 与 MapRoomDataSO.RegionId 的双重冗余。
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///
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/// 资产路径：Assets/_Game/Data/Map/RegionRegistry.asset
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/// </summary>
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[CreateAssetMenu(menuName = "BaseGames/Map/RegionRegistry", fileName = "RegionRegistry")]
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public class RegionRegistrySO : ScriptableObject
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{
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[Tooltip("项目中所有 RegionDefinitionSO 资产。新增区域 SO 时同步添加到此数组。")]
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[SerializeField] private RegionDefinitionSO[] _regions;
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[Tooltip("地图数据库，用于从 MapRoomDataSO.RegionId 构建 SceneName → Region 缓存（单一权威来源）。")]
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[SerializeField] private MapDatabaseSO _mapDatabase;
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private Dictionary<string, RegionDefinitionSO> _regionById;
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private Dictionary<string, RegionDefinitionSO> _sceneToRegion;
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/// <summary>根据场景名（MapRoomDataSO.RoomId）查找所属区域；未找到返回 null。</summary>
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public RegionDefinitionSO FindBySceneName(string sceneName)
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{
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if (string.IsNullOrEmpty(sceneName)) return null;
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BuildCacheIfNeeded();
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_sceneToRegion.TryGetValue(sceneName, out var region);
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return region;
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}
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/// <summary>根据 regionId 直接查找；未找到返回 null。</summary>
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public RegionDefinitionSO FindById(string regionId)
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{
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if (string.IsNullOrEmpty(regionId)) return null;
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BuildCacheIfNeeded();
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_regionById.TryGetValue(regionId, out var region);
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return region;
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}
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private void BuildCacheIfNeeded()
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{
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if (_sceneToRegion != null) return;
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// Step 1: regionId → RegionDefinitionSO
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_regionById = new Dictionary<string, RegionDefinitionSO>(System.StringComparer.OrdinalIgnoreCase);
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if (_regions != null)
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foreach (var r in _regions)
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if (r != null && !string.IsNullOrEmpty(r.regionId))
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_regionById[r.regionId] = r;
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// Step 2: sceneName → RegionDefinitionSO，以 MapRoomDataSO.RegionId 为权威来源
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_sceneToRegion = new Dictionary<string, RegionDefinitionSO>(System.StringComparer.OrdinalIgnoreCase);
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if (_mapDatabase?.AllRooms == null) return;
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foreach (var room in _mapDatabase.AllRooms)
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{
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if (room == null || string.IsNullOrEmpty(room.RoomId) || string.IsNullOrEmpty(room.RegionId))
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continue;
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if (_regionById.TryGetValue(room.RegionId, out var def))
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_sceneToRegion[room.RoomId] = def;
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}
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}
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private void OnValidate()
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{
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_sceneToRegion = null;
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_regionById = null;
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}
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}
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}
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