using System;
using Org.BouncyCastle.Utilities;

namespace Org.BouncyCastle.Asn1.Esf;

public class OcspResponsesID : Asn1Encodable
{
	private readonly OcspIdentifier ocspIdentifier;

	private readonly OtherHash ocspRepHash;

	public OcspIdentifier OcspIdentifier => ocspIdentifier;

	public OtherHash OcspRepHash => ocspRepHash;

	public static OcspResponsesID GetInstance(object obj)
	{
		if (obj == null || obj is OcspResponsesID)
		{
			return (OcspResponsesID)obj;
		}
		if (obj is Asn1Sequence)
		{
			return new OcspResponsesID((Asn1Sequence)obj);
		}
		throw new ArgumentException("Unknown object in 'OcspResponsesID' factory: " + Platform.GetTypeName(obj), "obj");
	}

	private OcspResponsesID(Asn1Sequence seq)
	{
		if (seq == null)
		{
			throw new ArgumentNullException("seq");
		}
		if (seq.Count < 1 || seq.Count > 2)
		{
			throw new ArgumentException("Bad sequence size: " + seq.Count, "seq");
		}
		ocspIdentifier = OcspIdentifier.GetInstance(seq[0].ToAsn1Object());
		if (seq.Count > 1)
		{
			ocspRepHash = OtherHash.GetInstance(seq[1].ToAsn1Object());
		}
	}

	public OcspResponsesID(OcspIdentifier ocspIdentifier)
		: this(ocspIdentifier, null)
	{
	}

	public OcspResponsesID(OcspIdentifier ocspIdentifier, OtherHash ocspRepHash)
	{
		if (ocspIdentifier == null)
		{
			throw new ArgumentNullException("ocspIdentifier");
		}
		this.ocspIdentifier = ocspIdentifier;
		this.ocspRepHash = ocspRepHash;
	}

	public override Asn1Object ToAsn1Object()
	{
		Asn1EncodableVector asn1EncodableVector = new Asn1EncodableVector(ocspIdentifier.ToAsn1Object());
		if (ocspRepHash != null)
		{
			asn1EncodableVector.Add(ocspRepHash.ToAsn1Object());
		}
		return new DerSequence(asn1EncodableVector);
	}
}