using ScrapServer.Networking.Data;

using ScrapServer.Utility.Serialization;

using System.Text;

namespace ScrapServer.Networking;

/// <summary>

/// The packet sent by the client during the join sequence that contains

/// the player's name and their character customization options.

/// </summary>

/// <seealso href="https://docs.scrapmods.io/docs/networking/packets/character-info"/>

public struct CharacterInfo : IPacket

{

/// <inheritdoc/>

public static PacketId PacketId => PacketId.CharacterInfo;

/// <inheritdoc/>

public static bool IsCompressable => true;

/// <summary>

/// The players's name displayed in chat and above the character model.

/// </summary>

public string? Name;

/// <summary>

/// The players's character customization options.

/// </summary>

public CharacterCustomization Customization;

/// <inheritdoc/>

public readonly void Serialize(ref BitWriter writer)

{

if (Name != null)

{

var byteLen = Encoding.UTF8.GetByteCount(Name);

if (byteLen > UInt16.MaxValue)

{

throw new ArgumentException($"Character name too long: {byteLen} bytes (max is {UInt16.MaxValue}).");

}

writer.WriteUInt16((UInt16)byteLen);

writer.WriteString(Name);

}

else

{

writer.WriteUInt16(0);

}

writer.WriteObject(Customization);

}

/// <inheritdoc/>

public void Deserialize(ref BitReader reader)

{

var byteLen = reader.ReadUInt16();

Name = reader.ReadString(byteLen);

Customization = reader.ReadObject<CharacterCustomization>();

}

}