YooAsset/Assets/YooAsset/Samples~/Extension Sample/Runtime/WechatFileSystem/Operation/WXFSClearUnusedBundleFilesA...

124 lines
3.8 KiB
C#

#if UNITY_WEBGL && WEIXINMINIGAME
using System.Collections.Generic;
using System.IO;
using UnityEngine;
using YooAsset;
using WeChatWASM;
internal class WXFSClearUnusedBundleFilesAsync : FSClearUnusedBundleFilesOperation
{
private enum ESteps
{
None,
GetAllCacheFiles,
WaitResult,
GetUnusedCacheFiles,
ClearUnusedCacheFiles,
Done,
}
private readonly WechatFileSystem _fileSystem;
private readonly PackageManifest _manifest;
private List<string> _unusedCacheFiles;
private int _unusedFileTotalCount = 0;
private GetSavedFileListSuccessCallbackResult _result;
private ESteps _steps = ESteps.None;
internal WXFSClearUnusedBundleFilesAsync(WechatFileSystem fileSystem, PackageManifest manifest)
{
_fileSystem = fileSystem;
_manifest = manifest;
}
internal override void InternalOnStart()
{
_steps = ESteps.GetAllCacheFiles;
}
internal override void InternalOnUpdate()
{
if (_steps == ESteps.None || _steps == ESteps.Done)
return;
if (_steps == ESteps.GetAllCacheFiles)
{
_steps = ESteps.WaitResult;
var fileSystemMgr = WX.GetFileSystemManager();
var option = new GetSavedFileListOption();
fileSystemMgr.GetSavedFileList(option);
option.fail += (FileError error) =>
{
_steps = ESteps.Done;
Error = error.errMsg;
Status = EOperationStatus.Failed;
};
option.success += (GetSavedFileListSuccessCallbackResult result) =>
{
_result = result;
_steps = ESteps.GetUnusedCacheFiles;
};
}
if (_steps == ESteps.WaitResult)
{
return;
}
if (_steps == ESteps.GetUnusedCacheFiles)
{
_unusedCacheFiles = GetUnusedCacheFiles();
_unusedFileTotalCount = _unusedCacheFiles.Count;
_steps = ESteps.ClearUnusedCacheFiles;
YooLogger.Log($"Found unused cache files count : {_unusedFileTotalCount}");
}
if (_steps == ESteps.ClearUnusedCacheFiles)
{
for (int i = _unusedCacheFiles.Count - 1; i >= 0; i--)
{
string cacheFilePath = _unusedCacheFiles[i];
WX.RemoveFile(cacheFilePath, null);
_unusedCacheFiles.RemoveAt(i);
if (OperationSystem.IsBusy)
break;
}
if (_unusedFileTotalCount == 0)
Progress = 1.0f;
else
Progress = 1.0f - (_unusedCacheFiles.Count / _unusedFileTotalCount);
if (_unusedCacheFiles.Count == 0)
{
_steps = ESteps.Done;
Status = EOperationStatus.Succeed;
}
}
}
private List<string> GetUnusedCacheFiles()
{
List<string> result = new List<string>(_result.fileList.Length);
foreach (var fileInfo in _result.fileList)
{
// 如果存储文件名是按照Bundle文件哈希值存储
string bundleGUID = Path.GetFileNameWithoutExtension(fileInfo.filePath);
if (_manifest.TryGetPackageBundleByBundleGUID(bundleGUID, out PackageBundle value) == false)
{
result.Add(fileInfo.filePath);
}
// 如果存储文件名是按照Bundle文件名称存储
/*
string bundleName = Path.GetFileNameWithoutExtension(fileInfo.filePath);
if (_manifest.TryGetPackageBundleByBundleName(bundleName, out PackageBundle value) == false)
{
result.Add(fileInfo.filePath);
}
*/
}
return result;
}
}
#endif