SabreTools.Printing/VPK.cs

using System.Text;
using SabreTools.Models.VPK;

namespace SabreTools.Printing
{
    public static class VPK
    {
        public static void Print(StringBuilder builder, File file)
        {
            builder.AppendLine("VPK Information:");
            builder.AppendLine("-------------------------");
            builder.AppendLine();

            Print(builder, file.Header);
            Print(builder, file.ExtendedHeader);
            Print(builder, file.ArchiveHashes);
            Print(builder, file.DirectoryItems);
        }

#if NET48
        private static void Print(StringBuilder builder, Header header)
#else
        private static void Print(StringBuilder builder, Header? header)
#endif
        {
            builder.AppendLine("  Header Information:");
            builder.AppendLine("  -------------------------");
            if (header == null)
            {
                builder.AppendLine("  No header");
                builder.AppendLine();
                return;
            }

            builder.AppendLine(header.Signature, "  Signature");
            builder.AppendLine(header.Version, "  Version");
            builder.AppendLine(header.DirectoryLength, "  Directory length");
            builder.AppendLine();
        }

#if NET48
        private static void Print(StringBuilder builder, ExtendedHeader header)
#else
        private static void Print(StringBuilder builder, ExtendedHeader? header)
#endif
        {
            builder.AppendLine("  Extended Header Information:");
            builder.AppendLine("  -------------------------");
            if (header == null)
            {
                builder.AppendLine("  No extended header");
                builder.AppendLine();
                return;
            }

            builder.AppendLine(header.Dummy0, "  Dummy 0");
            builder.AppendLine(header.ArchiveHashLength, "  Archive hash length");
            builder.AppendLine(header.ExtraLength, "  Extra length");
            builder.AppendLine(header.Dummy1, "  Dummy 1");
            builder.AppendLine();
        }

#if NET48
        private static void Print(StringBuilder builder, ArchiveHash[] entries)
#else
        private static void Print(StringBuilder builder, ArchiveHash?[]? entries)
#endif
        {
            builder.AppendLine("  Archive Hashes Information:");
            builder.AppendLine("  -------------------------");
            if (entries == null || entries.Length == 0)
            {
                builder.AppendLine("  No archive hashes");
                builder.AppendLine();
                return;
            }

            for (int i = 0; i < entries.Length; i++)
            {
                var entry = entries[i];
                builder.AppendLine($"  Archive Hash {i}");
                if (entry == null)
                {
                    builder.AppendLine("    [NULL]");
                    continue;
                }

                builder.AppendLine(entry.ArchiveIndex, "    Archive index");
                builder.AppendLine(entry.ArchiveOffset, "    Archive offset");
                builder.AppendLine(entry.Length, "    Length");
                builder.AppendLine(entry.Hash, "    Hash");
            }
            builder.AppendLine();
        }

#if NET48
        private static void Print(StringBuilder builder, DirectoryItem[] entries)
#else
        private static void Print(StringBuilder builder, DirectoryItem?[]? entries)
#endif
        {
            builder.AppendLine("  Directory Items Information:");
            builder.AppendLine("  -------------------------");
            if (entries == null || entries.Length == 0)
            {
                builder.AppendLine("  No directory items");
                builder.AppendLine();
                return;
            }

            for (int i = 0; i < entries.Length; i++)
            {
                var entry = entries[i];
                builder.AppendLine($"  Directory Item {i}");
                if (entry == null)
                {
                    builder.AppendLine("    [NULL]");
                    builder.AppendLine();
                    continue;
                }

                builder.AppendLine(entry.Extension, "    Extension");
                builder.AppendLine(entry.Path, "    Path");
                builder.AppendLine(entry.Name, "    Name");
                builder.AppendLine();

                Print(builder, entry.DirectoryEntry);
                // TODO: Print out preload data?
            }
            builder.AppendLine();
        }

#if NET48
        private static void Print(StringBuilder builder, DirectoryEntry entry)
#else
        private static void Print(StringBuilder builder, DirectoryEntry? entry)
#endif
        {
            builder.AppendLine("    Directory Entry:");
            builder.AppendLine("    -------------------------");
            if (entry == null)
            {
                builder.AppendLine("    [NULL]");
                return;
            }

            builder.AppendLine(entry.CRC, "    CRC");
            builder.AppendLine(entry.PreloadBytes, "    Preload bytes");
            builder.AppendLine(entry.ArchiveIndex, "    Archive index");
            builder.AppendLine(entry.EntryOffset, "    Entry offset");
            builder.AppendLine(entry.EntryLength, "    Entry length");
            builder.AppendLine(entry.Dummy0, "    Dummy 0");
        }
    }
}