using Google.Protobuf;
using Google.Protobuf.WellKnownTypes;


using ServerCore;
using ServerBase;
using ServerCommon;


namespace GameServer.PacketHandler;

[PacketHandler(typeof(ClientToGameReq), typeof(ClientToGameReq.Types.ReplyReceivedFriendRequestReq), typeof(ReplyReceivedFriendRequestPacketHandler), typeof(GameLoginListener))]
public class ReplyReceivedFriendRequestPacketHandler : PacketRecvHandler
{
    public override async Task<Result> onProcessPacket(ISession session, IMessage recvMessage)
    {
        var owner = session as Player;
        NullReferenceCheckHelper.throwIfNull(owner, () => $"owner is null !!!");
        var recv_msg = recvMessage as ClientToGame;
        NullReferenceCheckHelper.throwIfNull(recv_msg, () => $"recv_msg is null !!!");
        var request = recv_msg.Request.ReplyReceivedFriendRequestReq;
        var target_guid = request.TargetGuid;
        var reply_type = request.AcceptOrRefuse;

        var result = await replyReceivedFriendReq(owner, target_guid, reply_type);
        if (result.isFail())
        {
            send_GS2C_ACK_REPLY_RECEIVED_FRIEND_REQUEST(owner, result);
            return result;
        }

        //로직처리 성공시
        send_GS2C_ACK_REPLY_RECEIVED_FRIEND_REQUEST(owner, result, target_guid);

        await send_GS2CS_NTF_FRIEND_ACCEPT(owner, target_guid, reply_type);

        if (reply_type == (int)FriendRequestReplyType.Accept)
        {
            await QuestManager.It.QuestCheck(owner, new QuestFriend(EQuestEventTargetType.FRIEND, EQuestEventNameType.ADDED));
            
            Thread.Sleep(1000);
            await owner.send_GS2CS_NTF_STATE_TO_FRIEND(target_guid);
        }

        return result;
    }

    private async Task<Result> replyReceivedFriendReq(Player owner, string targetGuid, Int32 replyType)
    {
        //replyType : Accept = 1,         //수락
        //replyType : Refuse = 2,         //거절
        IFriendInterlockAction interlock_actioin = new ReplyFriendRequestLockAction(owner, owner.getUserGuid(), targetGuid, replyType);
        var result = await interlock_actioin.doInterlockAction();

        return result;
    }

    private static async Task<bool> send_GS2CS_NTF_FRIEND_ACCEPT(Player owner, string targetGuid, Int32 replyType)
    {
        ServerMessage acceptNoti = new ServerMessage();
        acceptNoti.FriendAcceptNoti = new();
        acceptNoti.FriendAcceptNoti.SenderId = owner.getAccountId();
        acceptNoti.FriendAcceptNoti.SenderGuid = owner.getUserGuid();
        acceptNoti.FriendAcceptNoti.SenderNickName = owner.getUserNickname();
        acceptNoti.FriendAcceptNoti.AcceptOrRefuse = replyType;
        acceptNoti.FriendAcceptNoti.ReceiverId = "";
        acceptNoti.FriendAcceptNoti.ReceiverGuid = targetGuid;

        var server_logic = GameServerApp.getServerLogic();
        var login_cache_request = new LoginCacheOtherUserRequest(owner, server_logic.getRedisConnector(), targetGuid);
        var result = await login_cache_request.fetchLogin();
        if (result.isSuccess())
        {
            var rabbit_mq = server_logic.getRabbitMqConnector() as RabbitMQ4Game;
            NullReferenceCheckHelper.throwIfNull(rabbit_mq, () => $"rabbit_mq is null !!!");

            var login_cache = login_cache_request.getLoginCache();
            NullReferenceCheckHelper.throwIfNull(login_cache, () => $"login_cache is null !!!");
            rabbit_mq.SendMessage(login_cache.CurrentServer, acceptNoti);
        }
        return true;
    }


    private static bool send_GS2C_ACK_REPLY_RECEIVED_FRIEND_REQUEST(Player owner, Result result)
    {
        var ack_packet = new ClientToGame();
        ack_packet.Response = new ClientToGameRes();
        ack_packet.Response.ErrorCode = result.ErrorCode;

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


    private static bool send_GS2C_ACK_REPLY_RECEIVED_FRIEND_REQUEST(Player owner, Result result, string guid)
    {
        var ack_packet = new ClientToGame();
        ack_packet.Response = new ClientToGameRes();
        ack_packet.Response.ErrorCode = result.ErrorCode;
        ack_packet.Response.ReplyReceivedFriendRequestRes = new();
        ack_packet.Response.ReplyReceivedFriendRequestRes.Guid = guid;

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