Method HandleMessage has 77 lines of code (exceeds 25 allowed). Consider refactoring.

Open

        public void HandleMessage(int clientId, ArraySegment<byte> segmentData, int channel)
        {
            try
            {
                var data = segmentData.Array;

Method MainAsync has 73 lines of code (exceeds 25 allowed). Consider refactoring.

Open

        public async Task MainAsync()
        {
            WriteTitle();
            instance = this;
            _startupTime = DateTime.Now;

Method HandleMessage has a Cognitive Complexity of 31 (exceeds 20 allowed). Consider refactoring.

Open

        public void HandleMessage(int clientId, ArraySegment<byte> segmentData, int channel)
        {
            try
            {
                var data = segmentData.Array;

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Method JoinRoom has 52 lines of code (exceeds 25 allowed). Consider refactoring.

Open

        private void JoinRoom(int clientId, string serverId, bool canDirectConnect, string localIP)
        {
            LeaveRoom(clientId);

            if (_cachedRooms.ContainsKey(serverId))

Method ConfigureTransport has 46 lines of code (exceeds 25 allowed). Consider refactoring.

Open

        private void ConfigureTransport(Assembly asm)
        {
            var transportClass = asm.GetType(conf.TransportClass);
            WriteLogMessage("OK", ConsoleColor.Green);

Method LeaveRoom has 44 lines of code (exceeds 25 allowed). Consider refactoring.

Open

        private void LeaveRoom(int clientId, int requiredHostId = -1)
        {
            for (int i = 0; i < rooms.Count; i++)
            {
                // if host left

Similar blocks of code found in 3 locations. Consider refactoring.

Open

        [RestRoute("Options", "/api/masterlist/")]
        public async Task GetMasterServerListOptions(IHttpContext context)
        {
            var originHeaders = context.Request.Headers["Access-Control-Request-Headers"];

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Similar blocks of code found in 3 locations. Consider refactoring.

Open

        [RestRoute("Options", "/api/compressed/servers")]
        public async Task ServerListCompressedOptions(IHttpContext context)
        {
            var originHeaders = context.Request.Headers["Access-Control-Request-Headers"];

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Similar blocks of code found in 3 locations. Consider refactoring.

Open

        [RestRoute("Options", "/api/join/")]
        public async Task JoinRelayOptions(IHttpContext context)
        {
            var originHeaders = context.Request.Headers["Access-Control-Request-Headers"];

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Method HeartbeatLoop has 33 lines of code (exceeds 25 allowed). Consider refactoring.

Open

        private async Task HeartbeatLoop()
        {
            // default heartbeat data
            byte[] heartbeat = new byte[] { 200 };

Method RunNATPunchLoop has 32 lines of code (exceeds 25 allowed). Consider refactoring.

Open

        void RunNATPunchLoop()
        {
            WriteLogMessage("OK\n", ConsoleColor.Green);
            IPEndPoint remoteEndpoint = new(IPAddress.Any, conf.NATPunchtroughPort);

Method CreateRoom has 30 lines of code (exceeds 25 allowed). Consider refactoring.

Open

        private void CreateRoom(int clientId, int maxPlayers, string serverName, bool isPublic, string serverData, bool useDirectConnect, string hostLocalIP, bool useNatPunch, int port)
        {
            LeaveRoom(clientId);
            Program.instance.NATConnections.TryGetValue(clientId, out IPEndPoint hostIP);

Method CreateRoom has 9 arguments (exceeds 4 allowed). Consider refactoring.

Open

        private void CreateRoom(int clientId, int maxPlayers, string serverName, bool isPublic, string serverData, bool useDirectConnect, string hostLocalIP, bool useNatPunch, int port)

Method JoinRelay has 28 lines of code (exceeds 25 allowed). Consider refactoring.

Open

        [RestRoute("Get", "/api/join/")]
        public async Task JoinRelay(IHttpContext context)
        {
            // need to copy over in order to avoid
            // collection being modified while iterating.

Method ReceiveAuthKey has 28 lines of code (exceeds 25 allowed). Consider refactoring.

Open

        [RestRoute("Get", "/api/auth")]
        public async Task ReceiveAuthKey(IHttpContext context)
        {
            var req = context.Request;
            string receivedAuthKey = req.Headers["Authorization"];

Method Start has 28 lines of code (exceeds 25 allowed). Consider refactoring.

Open

        public bool Start(ushort port = 7070)
        {
            try
            {
                // Initialize the region variables

Method WriteTitle has 27 lines of code (exceeds 25 allowed). Consider refactoring.

Open

        void WriteTitle()
        {
            string t = @"  
  _        _____    __  __                                                
 | |      |  __ \  |  \/  |                                               

Method Start has 26 lines of code (exceeds 25 allowed). Consider refactoring.

Open

        public bool Start(ushort port = 8080)
        {
            try
            {
                var config = new ConfigurationBuilder()

Method MainAsync has 26 lines of code (exceeds 25 allowed). Consider refactoring.

Open

        public async Task MainAsync()
        {
            WriteTitle();

            instance = this;

Consider simplifying this complex logical expression.

Open

            if (receivedAuthKey != null && region != null && int.TryParse(region, out int regionId) &&
                address != null && endpointPort != null && gamePort != null && receivedAuthKey == Program.conf.AuthKey)
            {
                Logger.WriteLogMessage($"Server accepted: {address}:{gamePort}");