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using LibHac.Fs;
using LibHac.Ncm;
using Ryujinx.Ava.UI.ViewModels;
using Ryujinx.Ava.UI.Windows;
using Ryujinx.HLE.FileSystem;
using System;
using System.IO;
using System.Linq;
using System.Threading.Tasks;
namespace Ryujinx.Ava.UI.Models
{
public class SaveModel : BaseModel
{
private long _size;
public ulong SaveId { get; }
public ProgramId TitleId { get; }
public string TitleIdString => $"{TitleId.Value:X16}";
public UserId UserId { get; }
public bool InGameList { get; }
public string Title { get; }
public byte[] Icon { get; }
public long Size
{
get => _size; set
{
_size = value;
SizeAvailable = true;
OnPropertyChanged();
OnPropertyChanged(nameof(SizeString));
OnPropertyChanged(nameof(SizeAvailable));
}
}
public bool SizeAvailable { get; set; }
public string SizeString => GetSizeString();
private string GetSizeString()
{
const int scale = 1024;
string[] orders = { "GiB", "MiB", "KiB" };
long max = (long)Math.Pow(scale, orders.Length);
foreach (string order in orders)
{
if (Size > max)
{
return $"{decimal.Divide(Size, max):##.##} {order}";
}
max /= scale;
}
return "0 KiB";
}
public SaveModel(SaveDataInfo info, VirtualFileSystem virtualFileSystem)
{
SaveId = info.SaveDataId;
TitleId = info.ProgramId;
UserId = info.UserId;
var appData = MainWindow.MainWindowViewModel.Applications.FirstOrDefault(x => x.TitleId.ToUpper() == TitleIdString);
InGameList = appData != null;
if (InGameList)
{
Icon = appData.Icon;
Title = appData.TitleName;
}
else
{
var appMetadata = MainWindow.MainWindowViewModel.ApplicationLibrary.LoadAndSaveMetaData(TitleIdString);
Title = appMetadata.Title ?? TitleIdString;
}
Task.Run(() =>
{
var saveRoot = System.IO.Path.Combine(virtualFileSystem.GetNandPath(), $"user/save/{info.SaveDataId:x16}");
long total_size = GetDirectorySize(saveRoot);
long GetDirectorySize(string path)
{
long size = 0;
if (Directory.Exists(path))
{
var directories = Directory.GetDirectories(path);
foreach (var directory in directories)
{
size += GetDirectorySize(directory);
}
var files = Directory.GetFiles(path);
foreach (var file in files)
{
size += new FileInfo(file).Length;
}
}
return size;
}
Size = total_size;
});
}
}
}
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