111 lines
3.8 KiB
C#
111 lines
3.8 KiB
C#
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#if UNITY_WEBGL && WEIXINMINIGAME
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using System.Collections.Generic;
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using System.IO;
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using System.Linq;
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using YooAsset;
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using WeChatWASM;
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internal class WXFSClearUnusedBundleFilesAsync : FSClearCacheFilesOperation
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{
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private enum ESteps
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{
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None,
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GetUnusedCacheFiles,
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WaitingSearch,
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ClearUnusedCacheFiles,
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Done,
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}
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private readonly WechatFileSystem _fileSystem;
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private readonly PackageManifest _manifest;
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private List<string> _unusedCacheFiles = new List<string>(1000);
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private int _unusedFileTotalCount = 0;
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private ESteps _steps = ESteps.None;
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internal WXFSClearUnusedBundleFilesAsync(WechatFileSystem fileSystem, PackageManifest manifest)
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{
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_fileSystem = fileSystem;
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_manifest = manifest;
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}
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internal override void InternalStart()
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{
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_steps = ESteps.GetUnusedCacheFiles;
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}
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internal override void InternalUpdate()
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{
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if (_steps == ESteps.None || _steps == ESteps.Done)
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return;
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if (_steps == ESteps.GetUnusedCacheFiles)
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{
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_steps = ESteps.WaitingSearch;
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// 说明：__GAME_FILE_CACHE/yoo/ 目录下包含所有的资源文件和清单文件
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var fileSystemMgr = _fileSystem.GetFileSystemMgr();
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var statOption = new WXStatOption();
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statOption.path = _fileSystem.FileRoot;
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statOption.recursive = true;
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statOption.success = (WXStatResponse response) =>
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{
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foreach (var fileStat in response.stats)
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{
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// 如果是目录文件
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string fileExtension = Path.GetExtension(fileStat.path);
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if (string.IsNullOrEmpty(fileExtension))
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continue;
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// 如果是资源清单
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//TODO 默认的清单文件格式
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if (fileExtension == ".bytes" || fileExtension == ".hash")
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continue;
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// 注意：适配不同的文件命名方式！
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string fileNameWithoutExtension = Path.GetFileNameWithoutExtension(fileStat.path);
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string bundleGUID = fileNameWithoutExtension.Split('_').Last();
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if (_manifest.TryGetPackageBundleByBundleGUID(bundleGUID, out PackageBundle value) == false)
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{
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string filePath = _fileSystem.FileRoot + fileStat.path;
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if (_unusedCacheFiles.Contains(filePath) == false)
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_unusedCacheFiles.Add(filePath);
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}
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}
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_steps = ESteps.ClearUnusedCacheFiles;
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_unusedFileTotalCount = _unusedCacheFiles.Count;
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YooLogger.Log($"Found unused cache files count : {_unusedFileTotalCount}");
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};
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statOption.fail = (WXStatResponse response) =>
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{
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_steps = ESteps.Done;
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Status = EOperationStatus.Failed;
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Error = response.errMsg;
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};
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fileSystemMgr.Stat(statOption);
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}
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if (_steps == ESteps.ClearUnusedCacheFiles)
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{
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for (int i = _unusedCacheFiles.Count - 1; i >= 0; i--)
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{
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string filePath = _unusedCacheFiles[i];
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_unusedCacheFiles.RemoveAt(i);
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WX.RemoveFile(filePath, null);
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if (OperationSystem.IsBusy)
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break;
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}
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if (_unusedFileTotalCount == 0)
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Progress = 1.0f;
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else
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Progress = 1.0f - (_unusedCacheFiles.Count / _unusedFileTotalCount);
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if (_unusedCacheFiles.Count == 0)
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{
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_steps = ESteps.Done;
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Status = EOperationStatus.Succeed;
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}
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}
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}
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}
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#endif
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