using System;

using FrostFS.SDK.Cryptography;

namespace FrostFS.SDK;

public class FrostFsObjectId(string id)
{
    public string Value { get; } = id;

    public static FrostFsObjectId FromHash(ReadOnlySpan<byte> hash)
    {
        if (hash.Length != Constants.Sha256HashLength)
            throw new FormatException("ObjectID must be a sha256 hash.");

        return new FrostFsObjectId(Base58.Encode(hash));
    }

    public byte[] ToHash()
    {
        return Base58.Decode(Value);
    }

    public override string ToString()
    {
        return Value;
    }
}