private static async Task <string[]> CookFiles(VFS vfs, AbsolutePath to, bool trial = false)
{
var files = vfs.AllAppliedFiles.Select(f => f.First()).OfType <ModFile>()
.Where(f => Definitions.BatchForExtension.ContainsKey(f.Path.Extension))
.GroupIntoSizes(f => f.Size, Definitions.MaxBatchSize)
.Select((itms, idx) => (itms, idx))
.ToArray();
List <string> newEsps = new();
Console.WriteLine($"Found {files.Length} archives to build");
foreach (var(group, idx) in files)
{
var name = $"_Cooked {idx:0000}.bsa";
var outFile = to.Combine("mods", "Cooked Files", name);
if (!trial)
{
Console.WriteLine($"Building {name}");
var flags = group.Select(f => Definitions.BatchForExtension[f.Path.Extension]).Distinct()
.Aggregate((uint)0, (a, b) => a | (uint)b.FileFlags);
await using var bsa = await BSABuilder.Create(new BSAStateObject ()
{
ArchiveFlags = ((int)(ArchiveFlags.HasFileNames | ArchiveFlags.HasFolderNames
/* | ArchiveFlags.HasFileNameBlobs*/)) | 0x10 | 0x80,
FileFlags = flags,
Magic = Encoding.ASCII.GetString(new byte[] { 0x42, 0x53, 0x41, 0x00 }),
Version = 0x67
}, Definitions.MaxBatchSize);
bsa.HeaderType = VersionType.SSE;
foreach (var(file, fidx) in group.Select((itm, fidx) => (itm, fidx)))
{
var state = new BSAFileStateObject
{
Path = (RelativePath)((string)file.Path).ToLowerInvariant().Replace('/', '\\'),
Index = fidx,
FlipCompression = false
};
await bsa.AddFile(state, await file.AbsolutePath.OpenRead());
}
Console.WriteLine($"Writing {name}");
await bsa.Build(outFile);
Console.WriteLine($"Done building {name}");
}
Console.WriteLine($"Writing Stub");
outFile = outFile.ReplaceExtension(new Extension(".esp"));
newEsps.Add(outFile.FileName.ToString());
await "Stub.esp".RelativeTo(AbsolutePath.EntryPoint).CopyToAsync(outFile);
}
return(newEsps.ToArray());
}
