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using LibHac.Common;
using LibHac.Fs;
using LibHac.Fs.Fsa;
using LibHac.FsSystem;
using LibHac.Loader;
using LibHac.Ns;
using LibHac.Tools.Fs;
using LibHac.Tools.FsSystem;
using LibHac.Tools.FsSystem.NcaUtils;
using Ryujinx.Common.Logging;
using Ryujinx.HLE.FileSystem;
using System;
using System.Globalization;
using System.IO;
using System.Text.Json.Serialization;
namespace Ryujinx.Ui.App.Common
{
public class ApplicationData
{
public bool Favorite { get; set; }
public byte[] Icon { get; set; }
public string TitleName { get; set; }
public string TitleId { get; set; }
public string Developer { get; set; }
public string Version { get; set; }
public string TimePlayed { get; set; }
public double TimePlayedNum { get; set; }
public DateTime? LastPlayed { get; set; }
public string FileExtension { get; set; }
public string FileSize { get; set; }
public double FileSizeBytes { get; set; }
public string Path { get; set; }
public BlitStruct<ApplicationControlProperty> ControlHolder { get; set; }
[JsonIgnore]
public string LastPlayedString
{
get
{
if (!LastPlayed.HasValue)
{
// TODO: maybe put localized string here instead of just "Never"
return "Never";
}
return LastPlayed.Value.ToLocalTime().ToString(CultureInfo.CurrentCulture);
}
}
public static string GetApplicationBuildId(VirtualFileSystem virtualFileSystem, string titleFilePath)
{
using FileStream file = new(titleFilePath, FileMode.Open, FileAccess.Read);
Nca mainNca = null;
Nca patchNca = null;
if (!System.IO.Path.Exists(titleFilePath))
{
Logger.Error?.Print(LogClass.Application, $"File does not exists. {titleFilePath}");
return string.Empty;
}
string extension = System.IO.Path.GetExtension(titleFilePath).ToLower();
if (extension is ".nsp" or ".xci")
{
PartitionFileSystem pfs;
if (extension == ".xci")
{
Xci xci = new(virtualFileSystem.KeySet, file.AsStorage());
pfs = xci.OpenPartition(XciPartitionType.Secure);
}
else
{
pfs = new PartitionFileSystem(file.AsStorage());
}
foreach (DirectoryEntryEx fileEntry in pfs.EnumerateEntries("/", "*.nca"))
{
using var ncaFile = new UniqueRef<IFile>();
pfs.OpenFile(ref ncaFile.Ref, fileEntry.FullPath.ToU8Span(), OpenMode.Read).ThrowIfFailure();
Nca nca = new(virtualFileSystem.KeySet, ncaFile.Get.AsStorage());
if (nca.Header.ContentType != NcaContentType.Program)
{
continue;
}
int dataIndex = Nca.GetSectionIndexFromType(NcaSectionType.Data, NcaContentType.Program);
if (nca.Header.GetFsHeader(dataIndex).IsPatchSection())
{
patchNca = nca;
}
else
{
mainNca = nca;
}
}
}
else if (extension == ".nca")
{
mainNca = new Nca(virtualFileSystem.KeySet, file.AsStorage());
}
if (mainNca == null)
{
Logger.Error?.Print(LogClass.Application, "Extraction failure. The main NCA was not present in the selected file");
return string.Empty;
}
(Nca updatePatchNca, _) = ApplicationLibrary.GetGameUpdateData(virtualFileSystem, mainNca.Header.TitleId.ToString("x16"), 0, out _);
if (updatePatchNca != null)
{
patchNca = updatePatchNca;
}
IFileSystem codeFs = null;
if (patchNca == null)
{
if (mainNca.CanOpenSection(NcaSectionType.Code))
{
codeFs = mainNca.OpenFileSystem(NcaSectionType.Code, IntegrityCheckLevel.ErrorOnInvalid);
}
}
else
{
if (patchNca.CanOpenSection(NcaSectionType.Code))
{
codeFs = mainNca.OpenFileSystemWithPatch(patchNca, NcaSectionType.Code, IntegrityCheckLevel.ErrorOnInvalid);
}
}
if (codeFs == null)
{
Logger.Error?.Print(LogClass.Loader, "No ExeFS found in NCA");
return string.Empty;
}
const string MainExeFs = "main";
if (!codeFs.FileExists($"/{MainExeFs}"))
{
Logger.Error?.Print(LogClass.Loader, "No main binary ExeFS found in ExeFS");
return string.Empty;
}
using var nsoFile = new UniqueRef<IFile>();
codeFs.OpenFile(ref nsoFile.Ref, $"/{MainExeFs}".ToU8Span(), OpenMode.Read).ThrowIfFailure();
NsoReader reader = new NsoReader();
reader.Initialize(nsoFile.Release().AsStorage().AsFile(OpenMode.Read)).ThrowIfFailure();
return BitConverter.ToString(reader.Header.ModuleId.ItemsRo.ToArray()).Replace("-", "").ToUpper()[..16];
}
}
}
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