58 lines
2.2 KiB
C#
58 lines
2.2 KiB
C#
using System;
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using System.Collections.Generic;
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using System.IO;
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using UnityEngine;
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using XWorld.Framework;
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namespace XGame.MiniGame
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{
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// IAssetLoader over 已下载的小游戏资源 AB（manifest.Assets）；首次 Load 时开全部包并缓存，退出统一卸载
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public sealed class MiniGameAssetLoader : IAssetLoader
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{
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private readonly string _localDir;
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private readonly List<string> _abNames;
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private readonly List<AssetBundle> _opened = new List<AssetBundle>();
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private bool _openedAll;
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public MiniGameAssetLoader(string localDir, MiniGameManifest manifest)
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{ _localDir = localDir; _abNames = manifest.Assets; }
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// path: 打包时的资产路径（如 "Assets/MiniGames/RockPaperScissors/res/UI/Prefab/UI_RockPaperScissors.prefab"）
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// 或裸资产名（"UI_RockPaperScissors"）；找不到回调 null。
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public void Load(string path, Action<object> onLoaded)
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{
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EnsureOpened();
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foreach (var ab in _opened)
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{
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UnityEngine.Object obj = ab.LoadAsset(path);
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if (obj == null) obj = ab.LoadAsset(Path.GetFileNameWithoutExtension(path));
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if (obj != null) { onLoaded?.Invoke(obj); return; }
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}
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Debug.LogError("[MiniGameAssetLoader] 资产未找到: " + path);
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onLoaded?.Invoke(null);
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}
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// 小游戏退出时由 MiniGameHost 调用；true=连已实例化引用的资产一起卸
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public void UnloadAll()
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{
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foreach (var ab in _opened) if (ab != null) ab.Unload(true);
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_opened.Clear();
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_openedAll = false;
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}
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private void EnsureOpened()
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{
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if (_openedAll) return;
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_openedAll = true;
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foreach (var name in _abNames)
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{
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string p = _localDir + name;
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if (!File.Exists(p)) { Debug.LogError("[MiniGameAssetLoader] 资源 AB 缺失: " + p); continue; }
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var ab = MiniGamePlatform.LoadAssetBundle(p);
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if (ab == null) { Debug.LogError("[MiniGameAssetLoader] 资源 AB 打开失败: " + p); continue; }
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_opened.Add(ab);
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}
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}
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}
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}
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