BoneSync/BoneSync/Networking/LobbyManager/SteamLobbyManager.cs

using Facepunch.Steamworks;
using Facepunch.Steamworks.Data;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace BoneSync.Networking.LobbyManager
{
    internal class SteamLobbyManager : LobbyManager
    {
        private Lobby _lobbyInstance;
        public Friend[] LobbyMembers
        {
            get;
            private set;
        }
        public SteamId[] steamIds
        {
            get;
            private set;
        }

        public override ulong[] GetPeers() => steamIds.Select(x => x.Value).ToArray();
        public override ulong GetLocalId() => SteamClient.SteamId.Value;
        public override ulong GetHostId() => _lobbyInstance.Owner.Id.Value;
        public override ulong GetLobbyId() => _lobbyInstance.Id.Value;

        private void UpdateLobbyData()
        {
            LobbyMembers = _lobbyInstance.Members.ToArray();
            steamIds = LobbyMembers.Select(x => x.Id).ToArray();
        }
        public override void Initialize()
        {
            SteamMatchmaking.OnLobbyCreated += (Result result, Lobby lobby) =>
            {
                _lobbyInstance = lobby;
                UpdateLobbyData();
            };
            SteamMatchmaking.OnLobbyEntered += (Lobby lobby) =>
            {
                _lobbyInstance = lobby;
                UpdateLobbyData();
            };
            SteamMatchmaking.OnLobbyMemberLeave += (Lobby lobby, Friend friend) =>
            {
                if (friend.Id == SteamClient.SteamId)
                {
                    _lobbyInstance = new Lobby();
                }
                UpdateLobbyData();
            };
            SteamMatchmaking.OnLobbyMemberJoined += (Lobby lobby, Friend friend) =>
            {
                UpdateLobbyData();
            };
        }

    }
}