using Google.Protobuf;
using System;

namespace FrostFS.SDK.Cryptography;

public static class UUIDExtension
{
    public static Guid ToUuid(this ByteString id)
    {
        return Guid.Parse(BitConverter.ToString(id.ToByteArray()).Replace("-", ""));
    }
    
    public static byte[] ToBytes(this Guid id)
    {
        var str = id.ToString("N");
        var len = str.Length;
        var bytes = new byte[len/2];

        for (int i = 0; i < len; i += 2)
            bytes[i/2] = Convert.ToByte(str.Substring(i, 2), 16);
        
        return bytes;
    }
}