MapsDatEditor/MapsFile.cs at main · adambraly/MapsDatEditor · GitHub

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using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using static MapsDatEditor.Structs;

namespace MapsDatEditor
{
    public static class MapsFile
    {
        public static MapsData Load(string path)
        {
            using var reader = new BinaryReader(File.OpenRead(path));
            var data = new MapsData { Header = reader.ReadInt32() };

            short wmCount = reader.ReadInt16();
            for (int i = 0; i < wmCount; i++)
            {
                var wm = new WorldMap { Name = reader.ReadString() };
                byte nodeCount = reader.ReadByte();
                for (int j = 0; j < nodeCount; j++)
                {
                    wm.Nodes.Add(new WorldMapNode
                    {
                        SourceX = reader.ReadInt16(),
                        SourceY = reader.ReadInt16(),
                        Name = reader.ReadString(),
                        MapId = reader.ReadInt16(),
                        TargetX = reader.ReadByte(),
                        TargetY = reader.ReadByte()
                    });
                }
                data.WorldMaps.Add(wm);
            }

            short mapCount = reader.ReadInt16();
            for (int i = 0; i < mapCount; i++)
            {
                var map = new MapEntry
                {
                    Id = reader.ReadInt16(),
                    SizeX = reader.ReadByte(),
                    SizeY = reader.ReadByte(),
                    Name = reader.ReadString(),
                    Flags = reader.ReadByte(),
                    Music = reader.ReadSByte()
                };

                short warpCount = reader.ReadInt16();
                for (int j = 0; j < warpCount; j++)
                {
                    map.Warps.Add(new Warp
                    {
                        SourceX = reader.ReadByte(),
                        SourceY = reader.ReadByte(),
                        TargetMapId = reader.ReadInt16(),
                        TargetX = reader.ReadByte(),
                        TargetY = reader.ReadByte()
                    });
                }

                byte numWM = reader.ReadByte();
                for (int j = 0; j < numWM; j++)
                {
                    map.WorldMapLinks.Add(new WorldMapLink
                    {
                        X = reader.ReadByte(),
                        Y = reader.ReadByte(),
                        Key = reader.ReadUInt32()
                    });
                }
                data.Maps.Add(map);
            }
            return data;
        }

        public static byte[] Serialize(MapsData data)
        {
            using var ms = new MemoryStream();
            using var writer = new BinaryWriter(ms, Encoding.UTF8, leaveOpen: true);

            writer.Write(data.Header);
            writer.Write((short)data.WorldMaps.Count);

            foreach (var wm in data.WorldMaps)
            {
                writer.Write(wm.Name);
                writer.Write((byte)wm.Nodes.Count);
                foreach (var node in wm.Nodes)
                {
                    writer.Write(node.SourceX);
                    writer.Write(node.SourceY);
                    writer.Write(node.Name);
                    writer.Write(node.MapId);
                    writer.Write(node.TargetX);
                    writer.Write(node.TargetY);
                }
            }

            writer.Write((short)data.Maps.Count);
            foreach (var map in data.Maps)
            {
                writer.Write(map.Id);
                writer.Write(map.SizeX);
                writer.Write(map.SizeY);
                writer.Write(map.Name);
                writer.Write(map.Flags);
                writer.Write(map.Music);

                writer.Write((short)map.Warps.Count);
                foreach (var warp in map.Warps)
                {
                    writer.Write(warp.SourceX);
                    writer.Write(warp.SourceY);
                    writer.Write(warp.TargetMapId);
                    writer.Write(warp.TargetX);
                    writer.Write(warp.TargetY);
                }

                writer.Write((byte)map.WorldMapLinks.Count);
                foreach (var wml in map.WorldMapLinks)
                {
                    writer.Write(wml.X);
                    writer.Write(wml.Y);
                    writer.Write(wml.Key);
                }
            }

            writer.Flush();
            return ms.ToArray();
        }

        public static void Save(string path, MapsData data)
        {
            File.WriteAllBytes(path, Serialize(data));
        }

        public static bool Verify(byte[] original, MapsData data)
        {
            byte[] reserialized = Serialize(data);
            if (original.Length != reserialized.Length) return false;
            for (int i = 0; i < original.Length; i++)
                if (original[i] != reserialized[i]) return false;
            return true;
        }
    }
}