protected override Result DoRenameDirectory(U8Span oldPath, U8Span newPath)
{
FsPath fullCurrentPath;
FsPath fullNewPath;
unsafe { _ = &fullCurrentPath; } // workaround for CS0165
unsafe { _ = &fullNewPath; } // workaround for CS0165
Result rc = ResolveFullPath(fullCurrentPath.Str, oldPath);
if (rc.IsFailure())
{
return(rc);
}
rc = ResolveFullPath(fullNewPath.Str, newPath);
if (rc.IsFailure())
{
return(rc);
}
lock (Locker)
{
return(BaseFs.RenameDirectory(fullCurrentPath, fullNewPath));
}
}
protected override Result CommitImpl()
{
lock (Locker)
{
if (!IsPersistentSaveData)
{
return(Result.Success);
}
if (OpenWritableFileCount > 0)
{
// All files must be closed before commiting save data.
return(ResultFs.WriteModeFileNotClosed.Log());
}
// Get rid of the previous commit by renaming the folder
Result rc = BaseFs.RenameDirectory(CommittedDirectoryPath, SynchronizingDirectoryPath);
if (rc.IsFailure())
{
return(rc);
}
// If something goes wrong beyond this point, the commit will be
// completed the next time the savedata is opened
rc = SynchronizeDirectory(SynchronizingDirectoryPath, WorkingDirectoryPath);
if (rc.IsFailure())
{
return(rc);
}
return(BaseFs.RenameDirectory(SynchronizingDirectoryPath, CommittedDirectoryPath));
}
}
public void RenameDirectory(string srcPath, string dstPath)
{
string fullSrcPath = GetFullPath(PathTools.Normalize(srcPath));
string fullDstPath = GetFullPath(PathTools.Normalize(dstPath));
lock (Locker)
{
BaseFs.RenameDirectory(fullSrcPath, fullDstPath);
}
}
protected override Result RenameDirectoryImpl(string oldPath, string newPath)
{
string fullOldPath = GetFullPath(PathTools.Normalize(oldPath));
string fullNewPath = GetFullPath(PathTools.Normalize(newPath));
lock (Locker)
{
return(BaseFs.RenameDirectory(fullOldPath, fullNewPath));
}
}
public void Commit()
{
if (OpenWritableFileCount > 0)
{
throw new InvalidOperationException("All files must be closed before commiting save data.");
}
SynchronizeDirectory(SyncDir, WorkingDir);
BaseFs.DeleteDirectoryRecursively(CommittedDir);
BaseFs.RenameDirectory(SyncDir, CommittedDir);
}
protected override Result DoRenameDirectory(U8Span oldPath, U8Span newPath)
{
Unsafe.SkipInit(out FsPath fullCurrentPath);
Unsafe.SkipInit(out FsPath fullNewPath);
Result rc = ResolveFullPath(fullCurrentPath.Str, oldPath);
if (rc.IsFailure())
{
return(rc);
}
rc = ResolveFullPath(fullNewPath.Str, newPath);
if (rc.IsFailure())
{
return(rc);
}
lock (Locker)
{
return(BaseFs.RenameDirectory(fullCurrentPath, fullNewPath));
}
}
private Result Initialize(bool isPersistentSaveData, bool canCommitProvisionally)
{
IsPersistentSaveData = isPersistentSaveData;
CanCommitProvisionally = canCommitProvisionally;
// Ensure the working directory exists
Result rc = BaseFs.GetEntryType(out _, WorkingDirectoryPath);
if (rc.IsFailure())
{
if (!ResultFs.PathNotFound.Includes(rc))
{
return(rc);
}
rc = BaseFs.CreateDirectory(WorkingDirectoryPath);
if (rc.IsFailure())
{
return(rc);
}
if (!IsPersistentSaveData)
{
return(Result.Success);
}
rc = BaseFs.CreateDirectory(CommittedDirectoryPath);
// Nintendo returns on all failures, but we'll keep going if committed already exists
// to avoid confusing people manually creating savedata in emulators
if (rc.IsFailure() && !ResultFs.PathAlreadyExists.Includes(rc))
{
return(rc);
}
}
// Only the working directory is needed for temporary savedata
if (!IsPersistentSaveData)
{
return(Result.Success);
}
rc = BaseFs.GetEntryType(out _, CommittedDirectoryPath);
if (rc.IsSuccess())
{
return(SynchronizeDirectory(WorkingDirectoryPath, CommittedDirectoryPath));
}
if (!ResultFs.PathNotFound.Includes(rc))
{
return(rc);
}
// If a previous commit failed, the committed dir may be missing.
// Finish that commit by copying the working dir to the committed dir
rc = SynchronizeDirectory(SynchronizingDirectoryPath, WorkingDirectoryPath);
if (rc.IsFailure())
{
return(rc);
}
return(BaseFs.RenameDirectory(SynchronizingDirectoryPath, CommittedDirectoryPath));
}