微信小游戏适配

1.查询接口更新
2.适配WXAssetBundle

Assets/YooAsset/Runtime/DownloadSystem/Requester/AssetBundleWebRequest.cs

@@ -1,4 +1,5 @@
 using System.IO;
+using System.Net;
 using UnityEngine;
 using UnityEngine.Networking;
 
@@ -29,6 +30,12 @@ namespace YooAsset
             // 解析附加参数
             _getAssetBundle = (bool)args[0];
 
+#if UNITY_WECHAT_GAME && !UNITY_EDITOR
+            uint crc = bundleInfo.Bundle.UnityCRC;
+            _webRequest = WeChatWASM.WXAssetBundle.GetAssetBundle(requestURL, crc);
+            _webRequest.disposeDownloadHandlerOnDispose = false;
+#else
+
             // 创建下载器
             _webRequest = DownloadHelper.NewRequest(requestURL);
             if (CacheHelper.DisableUnityCacheOnWebGL)
@@ -47,6 +54,8 @@ namespace YooAsset
 #endif
             _webRequest.downloadHandler = _downloadhandler;
             _webRequest.disposeDownloadHandlerOnDispose = true;
+#endif
+
             _webRequest.SendWebRequest();
             Status = ERequestStatus.InProgress;
         }
@@ -92,7 +101,11 @@ namespace YooAsset
             {
                 if (_getAssetBundle)
                 {
+#if UNITY_WECHAT_GAME && !UNITY_EDITOR
+                    _cacheAssetBundle = (_webRequest.downloadHandler as WeChatWASM.DownloadHandlerWXAssetBundle).assetBundle;
+#else
                     _cacheAssetBundle = _downloadhandler.assetBundle;
+#endif
                     if (_cacheAssetBundle == null)
                     {
                         RequestNetError = "assetBundle is null";

Assets/YooAsset/Runtime/ResourceManager/Loader/BundleLoaderBase.cs

@@ -156,7 +156,11 @@ namespace YooAsset
 
             if (CacheBundle != null)
             {
+#if UNITY_WECHAT_GAME && !UNITY_EDITOR
+                WeChatWASM.AssetBundleExtensions.WXUnload(CacheBundle, true);
+#else
                 CacheBundle.Unload(true);
+#endif
                 CacheBundle = null;
             }
         }

Assets/YooAsset/Runtime/ResourcePackage/PlayMode/WebPlayModeImpl.cs

@@ -65,13 +65,15 @@ namespace YooAsset
         }
 
         // 查询相关
-#if UNITY_WECHAT_GAME
+        // 未命中缓存的情况，微信小程序会抛出报错，日志数量多了会卡。
+#if UNITY_WECHAT_GAME && !UNITY_EDITOR
         private WeChatWASM.WXFileSystemManager _wxFileSystemMgr;
         private bool IsCachedPackageBundle(PackageBundle packageBundle)
         {
             if (_wxFileSystemMgr == null)
                 _wxFileSystemMgr = WeChatWASM.WX.GetFileSystemManager();
-            string filePath = WeChatWASM.WX.env.USER_DATA_PATH + packageBundle.FileName;
+            // 如果微信小游戏设置的CDN后面还有子目录，这里也要相应添加
+            string filePath = System.IO.Path.Combine(WeChatWASM.WX.env.USER_DATA_PATH, "__GAME_FILE_CACHE", packageBundle.FileName);
             string result = _wxFileSystemMgr.AccessSync(filePath);
             return result.Equals("access:ok");
         }