Fixed duplicate old sessions

ErgometerServer/DoctorThread.cs

@@ -79,7 +79,7 @@ namespace ErgometerServer
                                 foreach(Tuple<int,string,double> session in sessions)
                                 {
                                     sendToDoctor(new NetCommand(session.Item2, session.Item3, session.Item1));
-                                    Console.WriteLine(new NetCommand(session.Item2, session.Item3, session.Item1));
+                                    
                                     Thread.Sleep(10);
                                 }
                                 break;

ErgometerServer/FileHandler.cs

@@ -87,15 +87,36 @@ namespace ErgometerServer
         {
             string[] directories = Directory.GetDirectories(DataFolder);
             List<Tuple<int,string,double>> sessiondata = new List<Tuple<int, string, double>>();
+
             for (int i = 0; i < directories.Length; i++)
             {
                 string directoryname = Path.GetFileName(directories[i]);
+
                 string props = File.ReadAllText(GetSessionFile(int.Parse(directoryname)));
-                string[] properties = props.Split('\n');
+
+                string[] stringSeparators = new string[] { "\r\n" };
+                string[] properties = props.Split(stringSeparators, StringSplitOptions.None);
+
+                int session = int.Parse(directoryname);
+
+                bool active = false;
+
+                foreach(ClientThread t in Server.clients)
+                {
+                    if (t.session == session)
+                        active = true;
+                }
+
                 string name = properties[0];
                 double date = double.Parse(properties[1]);
-                sessiondata.Add(new Tuple<int, string, double>(int.Parse(directoryname), name, date));
+
+                if (!active)
+                {
+                    Tuple<int, string, double> tup = new Tuple<int, string, double>(session, name, date);
+                    sessiondata.Add(tup);
+                }
             }
+
             return sessiondata;
         }
 

ErgometerServer/Server.cs

@@ -17,7 +17,7 @@ namespace ErgometerServer
             new Server();
         }
 
-        public List<ClientThread> clients { get; }
+        public static List<ClientThread> clients = new List<ClientThread>();
         private DoctorThread doctor;
         public Dictionary<string, string> users;
 
@@ -28,7 +28,6 @@ namespace ErgometerServer
             FileHandler.CheckStorage();
 
             users = FileHandler.LoadUsers();
-            clients = new List<ClientThread>();
 
             TcpListener listener = new TcpListener(NetHelper.GetIP("127.0.0.1"), 8888);
             //TcpListener listener = new TcpListener(NetHelper.GetIP(GetIp()), 8888);