update extension sample

2024-07-07 00:52:50 +08:00
parent bafd15571a
commit b282515c39
22 changed files with 976 additions and 296 deletions
@@ -0,0 +1,188 @@
+#if UNITY_WECHAT_GAME
+using System.Collections.Generic;
+using UnityEngine;
+using YooAsset;
+using WeChatWASM;
+
+public static class WechatFileSystemCreater
+{
+    public static FileSystemParameters CreateWechatFileSystemParameters(IRemoteServices remoteServices)
+    {
+        string fileSystemClass = $"{nameof(WechatFileSystem)},YooAsset.RuntimeExtension";
+        var fileSystemParams = new FileSystemParameters(fileSystemClass, null);
+        fileSystemParams.AddParameter("REMOTE_SERVICES", remoteServices);
+        return fileSystemParams;
+    }
+}
+
+/// <summary>
+/// 微信小游戏文件系统
+/// 参考：https://wechat-miniprogram.github.io/minigame-unity-webgl-transform/Design/UsingAssetBundle.html
+/// </summary>
+internal class WechatFileSystem : IFileSystem
+{
+    private readonly Dictionary<string, string> _wxFilePaths = new Dictionary<string, string>(10000);
+    private WXFileSystemManager _wxFileSystemMgr;
+    private string _wxFileCacheRoot = string.Empty;
+
+    /// <summary>
+    /// 包裹名称
+    /// </summary>
+    public string PackageName { private set; get; }
+
+    /// <summary>
+    /// 文件访问权限
+    /// </summary>
+    public EFileAccess FileSystemAccess
+    {
+        get
+        {
+            return EFileAccess.ReadWrite;
+        }
+    }
+
+    /// <summary>
+    /// 文件根目录
+    /// </summary>
+    public string FileRoot
+    {
+        get
+        {
+            return _wxFileCacheRoot;
+        }
+    }
+
+    /// <summary>
+    /// 文件数量
+    /// </summary>
+    public int FileCount
+    {
+        get
+        {
+            return 0;
+        }
+    }
+
+    #region 自定义参数
+    /// <summary>
+    /// 自定义参数：远程服务接口
+    /// </summary>
+    public IRemoteServices RemoteServices { private set; get; } = null;
+    #endregion
+
+
+    public WechatFileSystem()
+    {
+    }
+    public virtual FSInitializeFileSystemOperation InitializeFileSystemAsync()
+    {
+        var operation = new WXFSInitializeOperation(this);
+        OperationSystem.StartOperation(PackageName, operation);
+        return operation;
+    }
+    public virtual FSLoadPackageManifestOperation LoadPackageManifestAsync(string packageVersion, int timeout)
+    {
+        var operation = new WXFSLoadPackageManifestOperation(this, packageVersion, timeout);
+        OperationSystem.StartOperation(PackageName, operation);
+        return operation;
+    }
+    public virtual FSRequestPackageVersionOperation RequestPackageVersionAsync(bool appendTimeTicks, int timeout)
+    {
+        var operation = new WXFSRequestPackageVersionOperation(this, timeout);
+        OperationSystem.StartOperation(PackageName, operation);
+        return operation;
+    }
+    public virtual FSClearAllBundleFilesOperation ClearAllBundleFilesAsync()
+    {
+        var operation = new FSClearAllBundleFilesCompleteOperation();
+        OperationSystem.StartOperation(PackageName, operation);
+        return operation;
+    }
+    public virtual FSClearUnusedBundleFilesOperation ClearUnusedBundleFilesAsync(PackageManifest manifest)
+    {
+        var operation = new FSClearUnusedBundleFilesCompleteOperation();
+        OperationSystem.StartOperation(PackageName, operation);
+        return operation;
+    }
+    public virtual FSDownloadFileOperation DownloadFileAsync(PackageBundle bundle, DownloadParam param)
+    {
+        param.MainURL = RemoteServices.GetRemoteMainURL(bundle.FileName);
+        param.FallbackURL = RemoteServices.GetRemoteFallbackURL(bundle.FileName);
+        var operation = new WXFSDownloadFileOperation(this, bundle, param);
+        OperationSystem.StartOperation(PackageName, operation);
+        return operation;
+    }
+    public virtual FSLoadBundleOperation LoadBundleFile(PackageBundle bundle)
+    {
+        var operation = new WXFSLoadBundleOperation(this, bundle);
+        OperationSystem.StartOperation(PackageName, operation);
+        return operation;
+    }
+    public virtual void UnloadBundleFile(PackageBundle bundle, object result)
+    {
+        AssetBundle assetBundle = result as AssetBundle;
+        if (assetBundle != null)
+            assetBundle.WXUnload(true);
+    }
+
+    public virtual void SetParameter(string name, object value)
+    {
+        if (name == "REMOTE_SERVICES")
+        {
+            RemoteServices = (IRemoteServices)value;
+        }
+        else
+        {
+            YooLogger.Warning($"Invalid parameter : {name}");
+        }
+    }
+    public virtual void OnCreate(string packageName, string rootDirectory)
+    {
+        PackageName = packageName;
+
+        _wxFileSystemMgr = WX.GetFileSystemManager();
+        _wxFileCacheRoot = WX.env.USER_DATA_PATH; //注意：如果有子目录，请修改此处！
+    }
+    public virtual void OnUpdate()
+    {
+    }
+
+    public virtual bool Belong(PackageBundle bundle)
+    {
+        return true;
+    }
+    public virtual bool Exists(PackageBundle bundle)
+    {
+        string filePath = GetWXFileLoadPath(bundle);
+        string result = _wxFileSystemMgr.AccessSync(filePath);
+        return result.Equals("access:ok");
+    }
+    public virtual bool NeedDownload(PackageBundle bundle)
+    {
+        if (Belong(bundle) == false)
+            return false;
+
+        return Exists(bundle) == false;
+    }
+    public virtual bool NeedUnpack(PackageBundle bundle)
+    {
+        return false;
+    }
+    public virtual bool NeedImport(PackageBundle bundle)
+    {
+        return false;
+    }
+
+    #region 内部方法
+    private string GetWXFileLoadPath(PackageBundle bundle)
+    {
+        if (_wxFilePaths.TryGetValue(bundle.BundleGUID, out string filePath) == false)
+        {
+            filePath = PathUtility.Combine(_wxFileCacheRoot, bundle.FileName);
+            _wxFilePaths.Add(bundle.BundleGUID, filePath);
+        }
+        return filePath;
+    }
+    #endregion
+}
+#endif