// Licensed to the Apache Software Foundation (ASF) under one or more
// contributor license agreements. See the NOTICE file distributed with
// this work for additional information regarding copyright ownership.
// The ASF licenses this file to You under the Apache License, Version 2.0
// (the "License"); you may not use this file except in compliance with
// the License.  You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

using Google.Protobuf;

namespace Apache.Arrow.Flight;

public class FlightHandshakeResponse
{
    public static readonly FlightHandshakeResponse Empty = new FlightHandshakeResponse();
    private readonly Protocol.HandshakeResponse _handshakeResponse;

    public ulong ProtocolVersion
    {
        get => _handshakeResponse.ProtocolVersion;
        set => _handshakeResponse.ProtocolVersion = value;
    }

    public ByteString Payload
    {
        get => _handshakeResponse.Payload;
        set => _handshakeResponse.Payload = value;
    }

    public FlightHandshakeResponse()
    {
        _handshakeResponse = new Protocol.HandshakeResponse
        {
            ProtocolVersion = 1
        };
    }

    internal FlightHandshakeResponse(Protocol.HandshakeResponse handshakeResponse)
    {
        _handshakeResponse = handshakeResponse;
    }

    public FlightHandshakeResponse(ByteString payload, ulong protocolVersion = 1)
    {
        _handshakeResponse = new Protocol.HandshakeResponse
        {
            ProtocolVersion = protocolVersion,
            Payload = payload
        };
    }

    internal Protocol.HandshakeResponse ToProtocol()
    {
        return _handshakeResponse;
    }
}
