using Newtonsoft.Json;
using Google.Protobuf;
using Google.Protobuf.WellKnownTypes;


using ServerCore;
using ServerBase;
using ServerCommon;


using static ServerMessage.Types;


namespace GameServer.PacketHandler;

[PacketHandler(typeof(ClientToGameReq), typeof(ClientToGameReq.Types.InviteFriendToMyhomeReq), typeof(InviteFriendToMyhomePacketHandler), typeof(GameLoginListener))]
public class InviteFriendToMyhomePacketHandler : PacketRecvHandler
{
    public override async Task<Result> onProcessPacket(ISession entityWithSession, IMessage recvMessage)
    {
        var player = entityWithSession as Player;
        NullReferenceCheckHelper.throwIfNull(player, () => $"player is null !");

        var recv_msg = recvMessage as ClientToGame;
        ArgumentNullReferenceCheckHelper.throwIfNull(recv_msg, () => $"recv_msg is null !!! - {player.toBasicString()}");
        var request = recv_msg.Request.InviteFriendToMyhomeReq;
        ArgumentNullReferenceCheckHelper.throwIfNull(request, () => $"recv_msg is null !!! - {player.toBasicString()}");

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

        var player_action = player.getEntityAction<PlayerAction>();
        NullReferenceCheckHelper.throwIfNull(player_action, () => $"player_action is null !!! - {player.toBasicString()}");

        var selected_character = player_action.getSelectedCharacter();
        if (null == selected_character)
        {
            err_msg = $"Not selected Character !!! - {player.toBasicString()}";
            result.setFail(ServerErrorCode.CharacterNotSelected, err_msg);
            Log.getLogger().error(result.toBasicString());

            send_GS2C_ACK_INVITE_FRIEND_TO_MYHOME(player, result);
            return result;
        }

        var character_action = selected_character.getEntityAction<CharacterAction>();
        NullReferenceCheckHelper.throwIfNull(character_action, () => $"character_action is null !!! - {selected_character.toBasicString()}");
        if (character_action.isFarming())
        {
            err_msg = $"Character is Farming !!! - {selected_character.toBasicString()}, {player.toBasicString()}";
            result.setFail(ServerErrorCode.FarimgState, err_msg);
            Log.getLogger().error(result.toBasicString());

            send_GS2C_ACK_INVITE_FRIEND_TO_MYHOME(player, result);
            return result;
        }

        var friend_infos = request.Infos.ToList();
        
        var friend_myhome_action = player.getEntityAction<FriendInviteMyhomeAction>();
        NullReferenceCheckHelper.throwIfNull(friend_myhome_action, () => $"friend_myhome_action is null !!! - {player.toBasicString()}");

        (result, var fail_infos, var noti_infos) = await friend_myhome_action.inviteFriendToMyhome(friend_infos);
        if (result.isFail())
        {
            send_GS2C_ACK_INVITE_FRIEND_TO_MYHOME(player, result);
            return result;
        }

        send_GS2C_ACK_INVITE_FRIEND_TO_MYHOME(player, fail_infos, noti_infos);

        //초대 Noti 전송
        await send_GS2C_NTF_RECEIVE_INVITE_MYHOME(player, noti_infos);

        //로그 
        var invokers = new List<ILogInvoker>();
        Dictionary<string, string> invite_result = new Dictionary<string, string>();
        foreach (var noti in noti_infos)
        {
            invite_result.Add(noti.BaseInfo.ReceiverGuid, ServerErrorCode.Success.ToString());
        }
        foreach (var fail_info in fail_infos)
        {
            invite_result.Add(fail_info.Guid, fail_info.ErrorCode.ToString());
        }
        invokers.Add(new InviteFriendToMyhomeBusinessLog(player.getUserGuid(), invite_result));

        var log_action = new LogActionEx(LogActionType.RefuseFriendRequest);
        BusinessLogger.collectLogs(log_action, player, invokers);

        return result;
    }


    private async Task<bool> send_GS2C_NTF_RECEIVE_INVITE_MYHOME(Player owner, List<ReceiveInviteMyHomeNoti> noties)
    {
        var server_logic = GameServerApp.getServerLogic();
        var rabbit_mq = server_logic.getRabbitMqConnector() as RabbitMQ4Game;
        NullReferenceCheckHelper.throwIfNull(rabbit_mq, () => $"rabbit mq is null !! - player:{owner.toBasicString()}");

        foreach (var noti in noties)
        {
            ServerMessage messgae = new ServerMessage();
            messgae.ReceiveInviteMyHomeNoti = noti;

            var login_cache_request = new LoginCacheOtherUserRequest(owner, server_logic.getRedisConnector(), noti.BaseInfo.ReceiverGuid);
            var result = await login_cache_request.fetchLogin();
            if (result.isFail())
            {
                Log.getLogger().info($"send_GS2C_NTF_RECEIVE_INVITE_MYHOME - fetchLogin fail - {result.ErrorCode}, noti : {JsonConvert.SerializeObject(noti)}");
                continue;
            }
            var login_cache = login_cache_request.getLoginCache();
            NullReferenceCheckHelper.throwIfNull(login_cache, () => $"LoginCache is null !! - player:{owner.toBasicString()}");

            rabbit_mq.SendMessage(login_cache.CurrentServer, messgae);
        }
        return true;
    }

    private static bool send_GS2C_ACK_INVITE_FRIEND_TO_MYHOME(Player owner, Result result)
    {
        ClientToGame ack_packet = new();
        ack_packet.Response = new();
        ack_packet.Response.ErrorCode = result.ErrorCode;
        ack_packet.Response.InviteFriendToMyhomeRes = new();

        if (false == GameServerApp.getServerLogic().onSendPacket(owner, ack_packet)) return false;
        return true;

    }

    private static bool send_GS2C_ACK_INVITE_FRIEND_TO_MYHOME(Player owner, List<FriendErrorMember> failInfos, List<ReceiveInviteMyHomeNoti> noties)
    {
        ClientToGame ack_packet = new();
        ack_packet.Response = new();
        ack_packet.Response.ErrorCode = ServerErrorCode.Success;
        ack_packet.Response.InviteFriendToMyhomeRes = new();
        ack_packet.Response.InviteFriendToMyhomeRes.FailInfos.AddRange(failInfos);
        ack_packet.Response.InviteFriendToMyhomeRes.SuccessGuids.AddRange(noties.Select(x => x.BaseInfo.ReceiverGuid));

        if (false == GameServerApp.getServerLogic().onSendPacket(owner, ack_packet)) return false;
        return true;

    }
}