using System;

using Google.Protobuf;

namespace FrostFS.SDK.Client;

public static class SessionMapper
{
    public static byte[] Serialize(this Session.SessionToken token)
    {
        if (token is null)
        {
            throw new ArgumentNullException(nameof(token));
        }

        byte[] bytes = new byte[token.CalculateSize()];
        using CodedOutputStream stream = new(bytes);
        token.WriteTo(stream);

        return bytes;
    }

    public static Session.SessionToken Deserialize(this Session.SessionToken token, byte[] bytes)
    {
        token.MergeFrom(bytes);
        return token;
    }
}