using System;
using System.Collections.Generic;
using System.IO;
using System.Numerics;
using System.Text;

namespace KeepersCompound.LGS.Database.Chunks;

public class Property
{
    public int objectId;
    public int length;

    public virtual void Read(BinaryReader reader)
    {
        objectId = reader.ReadInt32();
        length = (int)reader.ReadUInt32();
    }
}

public class PropertyChunk<T> : IChunk, IMergable where T : Property, new()
{
    public ChunkHeader Header { get; set; }
    public List<T> properties;

    public void ReadData(BinaryReader reader, DbFile.TableOfContents.Entry entry)
    {
        properties = new List<T>();
        while (reader.BaseStream.Position < entry.Offset + entry.Size + 24)
        {
            var prop = new T();
            prop.Read(reader);
            properties.Add(prop);
        }
    }

    public void WriteData(BinaryWriter writer)
    {
        throw new System.NotImplementedException();
    }

    public void Merge(IMergable other)
    {
        properties.AddRange(((PropertyChunk<T>)other).properties);
    }
}

public class PropGeneric : Property
{
    public byte[] data;

    public override void Read(BinaryReader reader)
    {
        base.Read(reader);
        data = reader.ReadBytes(length);
    }
}

public class PropModelName : Property
{
    public string modelName;

    public override void Read(BinaryReader reader)
    {
        base.Read(reader);
        modelName = reader.ReadNullString(length);
    }
}

public class PropScale : Property
{
    public Vector3 scale;

    public override void Read(BinaryReader reader)
    {
        base.Read(reader);
        scale = reader.ReadVec3();
    }
}

public class PropRenderType : Property
{
    public enum Mode
    {
        Normal,
        NotRendered,
        Unlit,
        EditorOnly,
        CoronaOnly,
    }

    public Mode mode;

    public override void Read(BinaryReader reader)
    {
        base.Read(reader);
        mode = (Mode)reader.ReadUInt32();
    }
}

public class PropString : Property
{
    public int stringLength;
    public string value;

    public override void Read(BinaryReader reader)
    {
        base.Read(reader);
        stringLength = reader.ReadInt32();
        value = reader.ReadNullString(stringLength);
    }
}

public class PropFloat : Property
{
    public float value;

    public override void Read(BinaryReader reader)
    {
        base.Read(reader);
        value = reader.ReadSingle();
    }
}