using Nettention.Proud;
using Google.Protobuf;
using Google.Protobuf.WellKnownTypes;


using ServerCore;
using ServerBase;
using ServerCommon;
using ServerCommon.BusinessLogDomain;
using MetaAssets;


using SESSION_ID = System.Int32;



namespace GameServer;


public class BattleFFAModeHostMigrator : IHostMigrator
{
    private string m_host_user_guid = string.Empty;

    public Result defineHost(HostID p2pGroupId, SuperPeerSelectionPolicy policy, HostID[] excludes)
    {
        var pround_net_listener = GameServerApp.getServerLogic().getProudNetListener();
        var net_server = pround_net_listener.getNetServer();

        var host_id = net_server.GetMostSuitableSuperPeerInGroup(p2pGroupId, policy, excludes);
        //net_server.GetClientInfo(host_id);

        string err_msg = string.Empty;
        var result = new Result();

        if (host_id == 0)
        {
            err_msg = $"there is not suitable super peer !!!! host_id : {host_id}";
            result.setFail(ServerErrorCode.NotFoundUser, err_msg);
            return result;
        }

        var session = pround_net_listener.onLookupEntityWithSession((SESSION_ID)host_id);
        if (session is null)
        {
            err_msg = $"session is null!!!! host_id : {host_id}";
            result.setFail(ServerErrorCode.NotFoundUser, err_msg);
            return result;
        }
        var player = session as Player;
        if (player is null)
        {
            err_msg = $"player is null!!!! host_id : {host_id}";
            result.setFail(ServerErrorCode.NotFoundUser, err_msg);
            return result;
        }

        m_host_user_guid = player.getUserGuid();
        return result;
    }

    public Result modifyHost(string userGuid)
    {
        m_host_user_guid = userGuid;
        return new Result();
    }

    public Result removeHost()
    {
        m_host_user_guid = string.Empty;
        return new Result();
    }

    public string getHostUserGuid()
    {
        return m_host_user_guid;
    }

    public (Result, bool) migrateCheck(bool ignoreInterval)
    {
	    return (new Result(), false);
    }

    public void setGroupHostId(HostID groupId)
    {
    }
}