Merge branch 'develop'

[FIX] changes one line

Client/Client.cs

@@ -31,22 +31,46 @@ namespace Client
             client.BeginConnect(adress, port, new AsyncCallback(OnConnect), null);
         }
 
+        /// <summary>
+        /// initializes the VR engine and sets the callbacks
+        /// </summary>
         private void initEngine()
         {
             engineConnection = EngineConnection.INSTANCE;
             engineConnection.OnNoTunnelId = retryEngineConnection;
+            engineConnection.OnSuccessFullConnection = engineConnected;
             if (!engineConnection.Connected) engineConnection.Connect();
         }
 
+        /// <summary>
+        /// retries to connect to the VR engine if no tunnel id was found
+        /// </summary>
         private void retryEngineConnection()
         {
             Console.WriteLine("-- Could not connect to the VR engine. Please make sure you are running the simulation!");
-            Console.WriteLine("-- Press any key to retry connecting to the VR engine.");
-            Console.ReadKey();
-
-            engineConnection.CreateConnection();
+            Console.WriteLine("-- Press ENTER to retry connecting to the VR engine.");
+            Console.WriteLine("-- Press 'q' and then ENTER to not connect to the VR engine");
+            string input = Console.ReadLine();
+            if (input == string.Empty) engineConnection.CreateConnection();
+            else
+            {
+                Console.WriteLine("Skipping connecting to VR engine...");
+                engineConnection.Stop();
+            }
+            
         }
 
+        private void engineConnected()
+        {
+            Console.WriteLine("successfully connected to VR engine");
+            engineConnection.initScene();
+            if (engineConnection.Connected && sessionRunning && !engineConnection.FollowingRoute) engineConnection.StartRouteFollow();
+        }
+
+        /// <summary>
+        /// callback method for when the TCP client is connected
+        /// </summary>
+        /// <param name="ar">the result of the async read</param>
         private void OnConnect(IAsyncResult ar)
         {
             this.client.EndConnect(ar);
@@ -60,6 +84,10 @@ namespace Client
             this.stream.BeginRead(this.buffer, 0, this.buffer.Length, new AsyncCallback(OnRead), null);
         }
 
+        /// <summary>
+        /// callback method for when there is a message read
+        /// </summary>
+        /// <param name="ar">the result of the async read</param>
         private void OnRead(IAsyncResult ar)
         {
             int receivedBytes = this.stream.EndRead(ar);
@@ -93,8 +121,9 @@ namespace Client
                             string responseStatus = DataParser.getResponseStatus(payloadbytes);
                             if (responseStatus == "OK")
                             {
+                                Console.WriteLine("Username and password correct!");
                                 this.connected = true;
-                                //initEngine();
+                                initEngine();
                             }
                             else
                             {
@@ -103,14 +132,18 @@ namespace Client
                             }
                             break;
                         case DataParser.START_SESSION:
+                            Console.WriteLine("Session started!");
                             this.sessionRunning = true;
+                            if (engineConnection.Connected && !engineConnection.FollowingRoute) engineConnection.StartRouteFollow();
                             sendMessage(DataParser.getStartSessionJson());
                             break;
                         case DataParser.STOP_SESSION:
+                            Console.WriteLine("Stop session identifier");
                             this.sessionRunning = false;
                             sendMessage(DataParser.getStopSessionJson());
                             break;
                         case DataParser.SET_RESISTANCE:
+                            Console.WriteLine("Set resistance identifier");
                             if (this.handler == null)
                             {
                                 Console.WriteLine("handler is null");
@@ -140,18 +173,31 @@ namespace Client
 
         }
 
+        /// <summary>
+        /// starts sending a message to the server
+        /// </summary>
+        /// <param name="message">the message to send</param>
         private void sendMessage(byte[] message)
         {
             stream.BeginWrite(message, 0, message.Length, new AsyncCallback(OnWrite), null);
         }
 
+        /// <summary>
+        /// callback method for when a message is fully written to the server
+        /// </summary>
+        /// <param name="ar">the async result representing the asynchronous call</param>
         private void OnWrite(IAsyncResult ar)
         {
             this.stream.EndWrite(ar);
+
         }
 
         #region interface
         //maybe move this to other place
+        /// <summary>
+        /// bpm method for receiving the BPM value from the bluetooth bike or the simulation
+        /// </summary>
+        /// <param name="bytes">the message</param>
         public void BPM(byte[] bytes)
         {
             if (!sessionRunning)
@@ -163,11 +209,24 @@ namespace Client
                 throw new ArgumentNullException("no bytes");
             }
             byte[] message = DataParser.GetRawDataMessage(bytes);
+
+            if (engineConnection.Connected && engineConnection.FollowingRoute)
+            {
+                engineConnection.BikeBPM = bytes[1];
+                
+            }
+
+
             this.stream.BeginWrite(message, 0, message.Length, new AsyncCallback(OnWrite), null);
         }
 
+        /// <summary>
+        /// method for receiving the bike message from the bluetooth bike or the simulation
+        /// </summary>
+        /// <param name="bytes">the message</param>
         public void Bike(byte[] bytes)
         {
+            bool canSendToEngine = engineConnection.Connected && engineConnection.FollowingRoute;
             if (!sessionRunning)
             {
                 return;
@@ -177,15 +236,34 @@ namespace Client
                 throw new ArgumentNullException("no bytes");
             }
             byte[] message = DataParser.GetRawDataMessage(bytes);
+            switch (bytes[0])
+            {
+                case 0x10:
+
+                    if (canSendToEngine) engineConnection.BikeSpeed = (bytes[4] | (bytes[5] << 8)) * 0.01f;
+                    break;
+                case 0x19:
+                    if (canSendToEngine) engineConnection.BikePower = (bytes[5]) | (bytes[6] & 0b00001111) << 8;
+                    break;
+            }
+            
+
             this.stream.BeginWrite(message, 0, message.Length, new AsyncCallback(OnWrite), null);
         }
 
         #endregion
 
+        /// <summary>
+        /// wether or not the client stream is connected
+        /// </summary>
+        /// <returns>true if it's connected, false if not</returns>
         public bool IsConnected()
         {
             return this.connected;
         }
+        /// <summary>
+        /// tries to log in to the server by asking for a username and password
+        /// </summary>
         private void tryLogin()
         {
             //TODO File in lezen
@@ -203,17 +281,10 @@ namespace Client
             this.stream.BeginWrite(message, 0, message.Length, new AsyncCallback(OnWrite), null);
         }
 
-        public void tryLoginDoctor(string username, string password)
-        {
-            string hashUser = Hashing.Hasher.HashString(username);
-            string hashPassword = Hashing.Hasher.HashString(password);
-
-            byte[] message = DataParser.getJsonMessage(DataParser.GetLoginJson(hashUser, hashPassword));
-
-
-            stream.BeginWrite(message, 0, message.Length, new AsyncCallback(OnWrite), null);
-        }
-
+        /// <summary>
+        /// sets the handler for the client, so either the bike simulator or the bluetooth bike handler
+        /// </summary>
+        /// <param name="handler"></param>
         public void setHandler(IHandler handler)
         {
             this.handler = handler;

Client/EngineConnection.cs

@@ -8,12 +8,15 @@ namespace Client
 {
     public delegate void HandleSerial(string message);
     public delegate void HandleNoTunnelId();
+    public delegate void OnSuccessfullConnection();
 
     public sealed class EngineConnection
     {
         private static EngineConnection instance = null;
         private static readonly object padlock = new object();
+        private static System.Timers.Timer updateTimer;
         public HandleNoTunnelId OnNoTunnelId;
+        public OnSuccessfullConnection OnSuccessFullConnection;
 
 
         private static PC[] PCs = {
@@ -29,9 +32,18 @@ namespace Client
         private static ServerResponseReader serverResponseReader;
         private static string sessionId = string.Empty;
         private static string tunnelId = string.Empty;
+        private static string cameraId = string.Empty;
         private static string routeId = string.Empty;
         private static string panelId = string.Empty;
         private static string bikeId = string.Empty;
+        private static string headId = string.Empty;
+
+        public float BikeSpeed { get; set; }
+        public float BikePower { get; set; }
+        public float BikeBPM { get; set; }
+        public float BikeResistance { get; set; }
+
+        public bool FollowingRoute = false;
 
         private static NetworkStream stream;
 
@@ -42,9 +54,24 @@ namespace Client
 
         EngineConnection()
         {
-
+            BikeSpeed = 0;
+            BikePower = 0;
+            BikeBPM = 0;
+            BikeResistance = 50;
+            updateTimer = new System.Timers.Timer(1000);
+            updateTimer.Elapsed += UpdateTimer_Elapsed;
+            updateTimer.AutoReset = true;
+            updateTimer.Enabled = false;
         }
 
+        private void UpdateTimer_Elapsed(object sender, System.Timers.ElapsedEventArgs e)
+        {
+            UpdateInfoPanel();
+        }
+
+        /// <summary>
+        /// Singleton constructor
+        /// </summary>
         public static EngineConnection INSTANCE
         {
             get
@@ -60,6 +87,11 @@ namespace Client
             }
         }
 
+       
+
+        /// <summary>
+        /// connects to the vr engine and initalizes the serverResponseReader
+        /// </summary>
         public void Connect()
         {
             TcpClient client = new TcpClient("145.48.6.10", 6666);
@@ -68,6 +100,18 @@ namespace Client
             CreateConnection();
         }
 
+        /// <summary>
+        /// initializes and starts the reading of the responses from the vr server
+        /// </summary>
+        /// <param name="stream">the networkstream</param>
+        private void initReader()
+        {
+            serverResponseReader = new ServerResponseReader(stream);
+            serverResponseReader.callback = HandleResponse;
+            serverResponseReader.StartRead();
+        }
+
+        #region VR Message traffic
         /// <summary>
         /// connects to the server and creates the tunnel
         /// </summary>
@@ -84,26 +128,8 @@ namespace Client
 
             WriteTextMessage(tunnelCreate);
 
-            // wait until we have a tunnel id
-            while (tunnelId == string.Empty) { }
-            if (tunnelId != null)
-            {
-                Write("got tunnel id! " + tunnelId);
-            }
-            mainCommand = new Command(tunnelId);
 
         }
-        /// <summary>
-        /// initializes and starts the reading of the responses from the vr server
-        /// </summary>
-        /// <param name="stream">the networkstream</param>
-        private void initReader()
-        {
-            serverResponseReader = new ServerResponseReader(stream);
-            serverResponseReader.callback = HandleResponse;
-            serverResponseReader.StartRead();
-            Connected = true;
-        }
 
         /// <summary>
         /// callback method that handles responses from the server
@@ -121,12 +147,19 @@ namespace Client
             else if (id == "tunnel/create")
             {
                 tunnelId = JSONParser.GetTunnelID(message);
+                Console.WriteLine("set tunnel id to " + tunnelId);
                 if (tunnelId == null)
                 {
                     Write("could not find a valid tunnel id!");
                     OnNoTunnelId?.Invoke();
                     Connected = false;
+                    FollowingRoute = false;
                     return;
+                } else
+                {
+                    Write("got tunnel id! " + tunnelId);
+                    Connected = true;
+                    OnSuccessFullConnection?.Invoke();
                 }
             }
 
@@ -139,6 +172,101 @@ namespace Client
             }
         }
 
+        public void initScene()
+        {
+            
+            Write("initializing scene...");
+            mainCommand = new Command(tunnelId);
+
+            // reset the scene
+            WriteTextMessage(mainCommand.ResetScene());
+
+            //Get sceneinfo and set the id's
+            SendMessageAndOnResponse(mainCommand.GetSceneInfoCommand("sceneinfo"), "sceneinfo",
+                (message) =>
+                {
+                    //Console.WriteLine("\r\n\r\n\r\nscene info" + message);
+                    cameraId = JSONParser.GetIdSceneInfoChild(message, "Camera");
+                    string headId = JSONParser.GetIdSceneInfoChild(message, "Head");
+                    string handLeftId = JSONParser.GetIdSceneInfoChild(message, "LeftHand");
+                    string handRightId = JSONParser.GetIdSceneInfoChild(message, "RightHand");
+                });
+            // add the route and set the route id
+            SendMessageAndOnResponse(mainCommand.RouteCommand("routeID"), "routeID", (message) => routeId = JSONParser.GetResponseUuid(message));
+        }
+
+        internal void StartRouteFollow()
+        {
+            Write("Starting route follow...");
+            FollowingRoute = true;
+
+            SendMessageAndOnResponse(mainCommand.AddBikeModel("bikeID"), "bikeID",
+                (message) =>
+                {
+                    bikeId = JSONParser.GetResponseUuid(message);
+                    SendMessageAndOnResponse(mainCommand.addPanel("panelAdd", bikeId), "panelAdd",
+                        (message) =>
+                        {
+
+                            panelId = JSONParser.getPanelID(message);
+
+                            WriteTextMessage(mainCommand.ColorPanel(panelId));
+                            UpdateInfoPanel();
+                            updateTimer.Enabled = true;
+
+                            while (cameraId == string.Empty) { }
+                            SetFollowSpeed(5.0f);
+                        });
+                });
+        }
+
+        public void UpdateInfoPanel()
+        {
+            ShowPanel(BikeSpeed, (int)BikeBPM, (int)BikePower, (int)BikeResistance);
+            WriteTextMessage(mainCommand.RouteSpeed(BikeSpeed, bikeId));
+            WriteTextMessage(mainCommand.RouteSpeed(BikeSpeed, cameraId));
+        }
+
+        public void ShowPanel(double bikeSpeed, int bpm, int power, int resistance)
+        {
+            WriteTextMessage(mainCommand.ClearPanel(panelId));
+
+            SendMessageAndOnResponse(mainCommand.showBikespeed(panelId, "bikeSpeed", bikeSpeed), "bikeSpeed",
+                (message) =>
+                {
+                    // TODO check if is drawn
+                });
+            SendMessageAndOnResponse(mainCommand.showHeartrate(panelId, "bpm", bpm), "bpm",
+                (message) =>
+                {
+                    // TODO check if is drawn
+                });
+            SendMessageAndOnResponse(mainCommand.showPower(panelId, "power", power), "power",
+                (message) =>
+                {
+                    // TODO check if is drawn
+                });
+            SendMessageAndOnResponse(mainCommand.showResistance(panelId, "resistance", resistance), "resistance",
+                (message) =>
+                {
+                    // TODO check if is drawn
+                });
+
+            // Check if every text is drawn!
+
+            WriteTextMessage(mainCommand.SwapPanel(panelId));
+        }
+
+        private void SetFollowSpeed(float speed)
+        {
+            WriteTextMessage(mainCommand.RouteFollow(routeId, bikeId, speed, new float[] { 0, -(float)Math.PI / 2f, 0 }, new float[] { 0, 0, 0 }));
+            WriteTextMessage(mainCommand.RouteFollow(routeId, cameraId, speed));
+        }
+
+        #endregion
+
+        #region message send/receive
+
         /// <summary>
         /// method that sends the speciefied message with the specified serial, and executes the given action upon receivind a reply from the server with this serial.
         /// </summary>
@@ -148,7 +276,13 @@ namespace Client
         /// <param name="action">the code to be executed upon reveiving a reply from the server with the specified serial</param>
         public void SendMessageAndOnResponse(string message, string serial, HandleSerial action)
         {
-            serialResponses.Add(serial, action);
+            if (serialResponses.ContainsKey(serial))
+            {
+                serialResponses[serial] = action;
+            } else
+            {
+                serialResponses.Add(serial, action);
+            }
             WriteTextMessage(message);
         }
 
@@ -169,6 +303,14 @@ namespace Client
 
             //Write("sent message " + message);
         }
+
+        #endregion
+
+        public void Stop()
+        {
+            serverResponseReader.Stop();
+            
+        }
         public void Write(string msg)
         {
             Console.WriteLine( "[ENGINECONNECT] " + msg);

Client/Program.cs

@@ -12,10 +12,8 @@ namespace Client
     {
         static void Main(string[] args)
         {
-            Console.WriteLine("Hello World!");
+            Console.WriteLine("// Connecting... //");
             //connect fiets?
-
-            Thread.Sleep(20000);
             Client client = new Client();
 
 
@@ -36,9 +34,9 @@ namespace Client
 
             //client.setHandler(bikeSimulator);
 
-            while (true)
-            {
-            }
+            //while (true)
+            //{
+            //}
         }
     }
 }

ClientApp/App.xaml

@@ -0,0 +1,30 @@
+<Application x:Class="ClientApp.App"
+             xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
+             xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+             xmlns:local="clr-namespace:ClientApp"
+             xmlns:viewModels="clr-namespace:ClientApp.ViewModels"
+               xmlns:views="clr-namespace:ClientApp.Views"
+             StartupUri="Views/MainWindow.xaml">
+    <Application.Resources>
+
+
+        <ResourceDictionary>
+            <DataTemplate DataType="{x:Type viewModels:MainViewModel}">
+                <views:MainView />
+                <!-- This is a Page -->
+            </DataTemplate>
+            <DataTemplate DataType="{x:Type viewModels:LoginViewModel}">
+                <views:LoginView />
+                <!-- This is a Page -->
+            </DataTemplate>
+
+            <ResourceDictionary.MergedDictionaries>
+                <ResourceDictionary Source="WPFStuff/Styles/Fonts.xaml"/>
+                <ResourceDictionary Source="WPFStuff/Styles/Colors.xaml"/>
+                <ResourceDictionary Source="WPFStuff/Styles/Buttons.xaml"/>
+                <ResourceDictionary Source="WPFStuff/Styles/Texts.xaml"/>
+                <ResourceDictionary Source="WPFStuff/Styles/Windows.xaml"/>
+            </ResourceDictionary.MergedDictionaries>
+        </ResourceDictionary>
+    </Application.Resources>
+</Application>

ClientApp/App.xaml.cs

@@ -0,0 +1,17 @@
+using System;
+using System.Collections.Generic;
+using System.Configuration;
+using System.Data;
+using System.Linq;
+using System.Threading.Tasks;
+using System.Windows;
+
+namespace ClientApp
+{
+    /// <summary>
+    /// Interaction logic for App.xaml
+    /// </summary>
+    public partial class App : Application
+    {
+    }
+}

ClientApp/AssemblyInfo.cs

@@ -0,0 +1,10 @@
+using System.Windows;
+
+[assembly: ThemeInfo(
+    ResourceDictionaryLocation.None, //where theme specific resource dictionaries are located
+                                     //(used if a resource is not found in the page,
+                                     // or application resource dictionaries)
+    ResourceDictionaryLocation.SourceAssembly //where the generic resource dictionary is located
+                                              //(used if a resource is not found in the page,
+                                              // app, or any theme specific resource dictionaries)
+)]

ClientApp/ClientApp.csproj

@@ -0,0 +1,66 @@
+<Project Sdk="Microsoft.NET.Sdk.WindowsDesktop">
+
+	<PropertyGroup>
+		<OutputType>WinExe</OutputType>
+		<TargetFramework>netcoreapp3.1</TargetFramework>
+		<UseWPF>true</UseWPF>
+		<ApplicationIcon>Images\Logo\icon1.ico</ApplicationIcon>
+	</PropertyGroup>
+
+	<PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|AnyCPU'">
+	  <AllowUnsafeBlocks>true</AllowUnsafeBlocks>
+	</PropertyGroup>
+
+	<PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|AnyCPU'">
+	  <AllowUnsafeBlocks>true</AllowUnsafeBlocks>
+	</PropertyGroup>
+
+	<ItemGroup>
+		<None Remove="Images\CoolBackground.jpg" />
+		<None Remove="Images\Icons\CheckMark.png" />
+		<None Remove="Images\Icons\CrossMark.png" />
+		<None Remove="Images\Logo\icon1.ico" />
+		<None Remove="Images\re15.jpg" />
+		<None Remove="Images\stone.png" />
+	</ItemGroup>
+
+	<ItemGroup>
+		<Content Include="Images\CoolBackground.jpg">
+			<CopyToOutputDirectory>Always</CopyToOutputDirectory>
+		</Content>
+		<Content Include="Images\Icons\CheckMark.png">
+		  <CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
+		</Content>
+		<Content Include="Images\Icons\CrossMark.png">
+		  <CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
+		</Content>
+		<Content Include="Images\Logo\icon1.ico">
+			<CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
+		</Content>
+		<Content Include="Images\re15.jpg">
+			<CopyToOutputDirectory>Always</CopyToOutputDirectory>
+		</Content>
+		<Content Include="Images\stone.png">
+			<CopyToOutputDirectory>Always</CopyToOutputDirectory>
+		</Content>
+	</ItemGroup>
+
+	<ItemGroup>
+		<PackageReference Include="AsyncAwaitBestPractices.MVVM" Version="4.3.0" />
+		<PackageReference Include="MvvmLightLibsStd10" Version="5.4.1.1" />
+		<PackageReference Include="Newtonsoft.Json" Version="12.0.3" />
+		<PackageReference Include="PropertyChanged.Fody" Version="3.2.9" />
+	</ItemGroup>
+
+	<ItemGroup>
+		<ProjectReference Include="..\ProftaakRH\ProftaakRH.csproj" />
+		<ProjectReference Include="..\RH-Engine\RH-Engine.csproj" />
+	</ItemGroup>
+
+	<ItemGroup>
+		<Folder Include="Properties\" />
+	</ItemGroup>
+
+	<Import Project="..\Hashing\Hashing.projitems" Label="Shared" />
+
+</Project>

ClientApp/FodyWeavers.xml

@@ -0,0 +1,3 @@
+<Weavers xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="FodyWeavers.xsd">
+  <PropertyChanged />
+</Weavers>

ClientApp/FodyWeavers.xsd

@@ -0,0 +1,74 @@
+<?xml version="1.0" encoding="utf-8"?>
+<xs:schema xmlns:xs="http://www.w3.org/2001/XMLSchema">
+  <!-- This file was generated by Fody. Manual changes to this file will be lost when your project is rebuilt. -->
+  <xs:element name="Weavers">
+    <xs:complexType>
+      <xs:all>
+        <xs:element name="PropertyChanged" minOccurs="0" maxOccurs="1">
+          <xs:complexType>
+            <xs:attribute name="InjectOnPropertyNameChanged" type="xs:boolean">
+              <xs:annotation>
+                <xs:documentation>Used to control if the On_PropertyName_Changed feature is enabled.</xs:documentation>
+              </xs:annotation>
+            </xs:attribute>
+            <xs:attribute name="TriggerDependentProperties" type="xs:boolean">
+              <xs:annotation>
+                <xs:documentation>Used to control if the Dependent properties feature is enabled.</xs:documentation>
+              </xs:annotation>
+            </xs:attribute>
+            <xs:attribute name="EnableIsChangedProperty" type="xs:boolean">
+              <xs:annotation>
+                <xs:documentation>Used to control if the IsChanged property feature is enabled.</xs:documentation>
+              </xs:annotation>
+            </xs:attribute>
+            <xs:attribute name="EventInvokerNames" type="xs:string">
+              <xs:annotation>
+                <xs:documentation>Used to change the name of the method that fires the notify event. This is a string that accepts multiple values in a comma separated form.</xs:documentation>
+              </xs:annotation>
+            </xs:attribute>
+            <xs:attribute name="CheckForEquality" type="xs:boolean">
+              <xs:annotation>
+                <xs:documentation>Used to control if equality checks should be inserted. If false, equality checking will be disabled for the project.</xs:documentation>
+              </xs:annotation>
+            </xs:attribute>
+            <xs:attribute name="CheckForEqualityUsingBaseEquals" type="xs:boolean">
+              <xs:annotation>
+                <xs:documentation>Used to control if equality checks should use the Equals method resolved from the base class.</xs:documentation>
+              </xs:annotation>
+            </xs:attribute>
+            <xs:attribute name="UseStaticEqualsFromBase" type="xs:boolean">
+              <xs:annotation>
+                <xs:documentation>Used to control if equality checks should use the static Equals method resolved from the base class.</xs:documentation>
+              </xs:annotation>
+            </xs:attribute>
+            <xs:attribute name="SuppressWarnings" type="xs:boolean">
+              <xs:annotation>
+                <xs:documentation>Used to turn off build warnings from this weaver.</xs:documentation>
+              </xs:annotation>
+            </xs:attribute>
+            <xs:attribute name="SuppressOnPropertyNameChangedWarning" type="xs:boolean">
+              <xs:annotation>
+                <xs:documentation>Used to turn off build warnings about mismatched On_PropertyName_Changed methods.</xs:documentation>
+              </xs:annotation>
+            </xs:attribute>
+          </xs:complexType>
+        </xs:element>
+      </xs:all>
+      <xs:attribute name="VerifyAssembly" type="xs:boolean">
+        <xs:annotation>
+          <xs:documentation>'true' to run assembly verification (PEVerify) on the target assembly after all weavers have been executed.</xs:documentation>
+        </xs:annotation>
+      </xs:attribute>
+      <xs:attribute name="VerifyIgnoreCodes" type="xs:string">
+        <xs:annotation>
+          <xs:documentation>A comma-separated list of error codes that can be safely ignored in assembly verification.</xs:documentation>
+        </xs:annotation>
+      </xs:attribute>
+      <xs:attribute name="GenerateXsd" type="xs:boolean">
+        <xs:annotation>
+          <xs:documentation>'false' to turn off automatic generation of the XML Schema file.</xs:documentation>
+        </xs:annotation>
+      </xs:attribute>
+    </xs:complexType>
+  </xs:element>
+</xs:schema>

ClientApp/MagicCode/WindowResizer.cs

@@ -0,0 +1,212 @@
+using System;
+using System.Runtime.InteropServices;
+using System.Windows;
+using System.Windows.Interop;
+
+namespace ClientApp.MagicCode
+{
+    /// <summary>
+    /// Fixes the issue with Windows of Style <see cref="WindowStyle.None"/> covering the taskbar
+    /// </summary>
+    public class WindowResizer
+    {
+        #region Private Members
+
+        /// <summary>
+        /// The window to handle the resizing for
+        /// </summary>
+        private Window mWindow;
+
+        #endregion
+
+        #region Dll Imports
+
+        [DllImport("user32.dll")]
+        [return: MarshalAs(UnmanagedType.Bool)]
+        static extern bool GetCursorPos(out POINT lpPoint);
+
+        [DllImport("user32.dll")]
+        static extern bool GetMonitorInfo(IntPtr hMonitor, MONITORINFO lpmi);
+
+        [DllImport("user32.dll", SetLastError = true)]
+        static extern IntPtr MonitorFromPoint(POINT pt, MonitorOptions dwFlags);
+
+        #endregion
+
+        #region Constructor
+
+        /// <summary>
+        /// Default constructor
+        /// </summary>
+        /// <param name="window">The window to monitor and correctly maximize</param>
+        /// <param name="adjustSize">The callback for the host to adjust the maximum available size if needed</param>
+        public WindowResizer(Window window)
+        {
+            mWindow = window;
+
+            // Listen out for source initialized to setup
+            mWindow.SourceInitialized += Window_SourceInitialized;
+        }
+
+        #endregion
+
+        #region Initialize
+
+        /// <summary>
+        /// Initialize and hook into the windows message pump
+        /// </summary>
+        /// <param name="sender"></param>
+        /// <param name="e"></param>
+        private void Window_SourceInitialized(object sender, System.EventArgs e)
+        {
+            // Get the handle of this window
+            var handle = (new WindowInteropHelper(mWindow)).Handle;
+            var handleSource = HwndSource.FromHwnd(handle);
+
+            // If not found, end
+            if (handleSource == null)
+                return;
+
+            // Hook into it's Windows messages
+            handleSource.AddHook(WindowProc);
+        }
+
+        #endregion
+
+        #region Windows Proc
+
+        /// <summary>
+        /// Listens out for all windows messages for this window
+        /// </summary>
+        /// <param name="hwnd"></param>
+        /// <param name="msg"></param>
+        /// <param name="wParam"></param>
+        /// <param name="lParam"></param>
+        /// <param name="handled"></param>
+        /// <returns></returns>
+        private IntPtr WindowProc(IntPtr hwnd, int msg, IntPtr wParam, IntPtr lParam, ref bool handled)
+        {
+            switch (msg)
+            {
+                // Handle the GetMinMaxInfo of the Window
+                case 0x0024:/* WM_GETMINMAXINFO */
+                    WmGetMinMaxInfo(hwnd, lParam);
+                    handled = true;
+                    break;
+            }
+
+            return (IntPtr)0;
+        }
+
+        #endregion
+
+        /// <summary>
+        /// Get the min/max window size for this window
+        /// Correctly accounting for the taskbar size and position
+        /// </summary>
+        /// <param name="hwnd"></param>
+        /// <param name="lParam"></param>
+        private void WmGetMinMaxInfo(System.IntPtr hwnd, System.IntPtr lParam)
+        {
+            POINT lMousePosition;
+            GetCursorPos(out lMousePosition);
+
+            IntPtr lPrimaryScreen = MonitorFromPoint(new POINT(0, 0), MonitorOptions.MONITOR_DEFAULTTOPRIMARY);
+            MONITORINFO lPrimaryScreenInfo = new MONITORINFO();
+            if (GetMonitorInfo(lPrimaryScreen, lPrimaryScreenInfo) == false)
+            {
+                return;
+            }
+
+            IntPtr lCurrentScreen = MonitorFromPoint(lMousePosition, MonitorOptions.MONITOR_DEFAULTTONEAREST);
+
+            MINMAXINFO lMmi = (MINMAXINFO)Marshal.PtrToStructure(lParam, typeof(MINMAXINFO));
+
+            if (lPrimaryScreen.Equals(lCurrentScreen) == true)
+            {
+                lMmi.ptMaxPosition.X = lPrimaryScreenInfo.rcWork.Left;
+                lMmi.ptMaxPosition.Y = lPrimaryScreenInfo.rcWork.Top;
+                lMmi.ptMaxSize.X = lPrimaryScreenInfo.rcWork.Right - lPrimaryScreenInfo.rcWork.Left;
+                lMmi.ptMaxSize.Y = lPrimaryScreenInfo.rcWork.Bottom - lPrimaryScreenInfo.rcWork.Top;
+            }
+            else
+            {
+                lMmi.ptMaxPosition.X = lPrimaryScreenInfo.rcMonitor.Left;
+                lMmi.ptMaxPosition.Y = lPrimaryScreenInfo.rcMonitor.Top;
+                lMmi.ptMaxSize.X = lPrimaryScreenInfo.rcMonitor.Right - lPrimaryScreenInfo.rcMonitor.Left;
+                lMmi.ptMaxSize.Y = lPrimaryScreenInfo.rcMonitor.Bottom - lPrimaryScreenInfo.rcMonitor.Top;
+            }
+
+            // Now we have the max size, allow the host to tweak as needed
+            Marshal.StructureToPtr(lMmi, lParam, true);
+        }
+    }
+
+    #region Dll Helper Structures
+
+    enum MonitorOptions : uint
+    {
+        MONITOR_DEFAULTTONULL = 0x00000000,
+        MONITOR_DEFAULTTOPRIMARY = 0x00000001,
+        MONITOR_DEFAULTTONEAREST = 0x00000002
+    }
+
+
+    [StructLayout(LayoutKind.Sequential, CharSet = CharSet.Auto)]
+    public class MONITORINFO
+    {
+        public int cbSize = Marshal.SizeOf(typeof(MONITORINFO));
+        public Rectangle rcMonitor = new Rectangle();
+        public Rectangle rcWork = new Rectangle();
+        public int dwFlags = 0;
+    }
+
+
+    [StructLayout(LayoutKind.Sequential)]
+    public struct Rectangle
+    {
+        public int Left, Top, Right, Bottom;
+
+        public Rectangle(int left, int top, int right, int bottom)
+        {
+            this.Left = left;
+            this.Top = top;
+            this.Right = right;
+            this.Bottom = bottom;
+        }
+    }
+
+    [StructLayout(LayoutKind.Sequential)]
+    public struct MINMAXINFO
+    {
+        public POINT ptReserved;
+        public POINT ptMaxSize;
+        public POINT ptMaxPosition;
+        public POINT ptMinTrackSize;
+        public POINT ptMaxTrackSize;
+    };
+
+    [StructLayout(LayoutKind.Sequential)]
+    public struct POINT
+    {
+        /// <summary>
+        /// x coordinate of point.
+        /// </summary>
+        public int X;
+        /// <summary>
+        /// y coordinate of point.
+        /// </summary>
+        public int Y;
+
+        /// <summary>
+        /// Construct a point of coordinates (x,y).
+        /// </summary>
+        public POINT(int x, int y)
+        {
+            this.X = x;
+            this.Y = y;
+        }
+    }
+
+    #endregion
+}

ClientApp/Models/Info.cs

@@ -0,0 +1,17 @@
+using ClientApp.Utils;
+using System;
+using System.Collections.Generic;
+using System.Text;
+using Util;
+
+namespace ClientApp.Models
+{
+    class Info : ObservableObject
+    {
+        public bool ConnectedToServer { get; set; }
+        public bool ConnectedToVREngine { get; set; }
+        public bool DoctorConnected { get; set; }
+
+        public bool CanConnectToVR { get; set; }
+    }
+}

ClientApp/Utils/Client.cs

@@ -0,0 +1,331 @@
+using System;
+using System.Diagnostics;
+using System.Linq;
+using System.Net.Sockets;
+using System.Text;
+using ClientApp.ViewModels;
+using ProftaakRH;
+using Util;
+
+namespace ClientApp.Utils
+{
+    public delegate void EngineCallback();
+    public class Client : IDataReceiver, IDisposable
+    {
+        public EngineCallback engineConnectFailed;
+        public EngineCallback engineConnectSuccess;
+        private TcpClient client;
+        private NetworkStream stream;
+        private byte[] buffer = new byte[1024];
+        private bool connected;
+        private byte[] totalBuffer = new byte[1024];
+        private int totalBufferReceived = 0;
+        public EngineConnection engineConnection;
+        private bool sessionRunning = true;
+        private IHandler handler = null;
+        private LoginViewModel LoginViewModel;
+
+
+        public Client() : this("localhost", 5555)
+        {
+
+        }
+
+        public Client(string adress, int port)
+        {
+            this.client = new TcpClient();
+            this.connected = false;
+            client.BeginConnect(adress, port, new AsyncCallback(OnConnect), null);
+        }
+
+        /// <summary>
+        /// initializes the VR engine and sets the callbacks
+        /// </summary>
+        private void initEngine()
+        {
+            Debug.WriteLine("init engine");
+            engineConnection = EngineConnection.INSTANCE;
+            engineConnection.OnNoTunnelId = RetryEngineConnection;
+            engineConnection.OnSuccessFullConnection = engineConnected;
+            engineConnection.OnEngineDisconnect = RetryEngineConnection;
+            if (!engineConnection.Connected) engineConnection.Connect();
+        }
+
+        /// <summary>
+        /// retries to connect to the VR engine if no tunnel id was found
+        /// </summary>
+        public void RetryEngineConnection()
+        {
+            engineConnectFailed?.Invoke();
+
+        }
+
+        private void engineConnected()
+        {
+            Console.WriteLine("successfully connected to VR engine");
+            engineConnectSuccess?.Invoke();
+            engineConnection.initScene();
+            if (engineConnection.Connected && sessionRunning && !engineConnection.FollowingRoute) engineConnection.StartRouteFollow();
+        }
+
+        /// <summary>
+        /// callback method for when the TCP client is connected
+        /// </summary>
+        /// <param name="ar">the result of the async read</param>
+        private void OnConnect(IAsyncResult ar)
+        {
+            this.client.EndConnect(ar);
+            Console.WriteLine("TCP client Verbonden!");
+
+
+            this.stream = this.client.GetStream();
+
+            this.stream.BeginRead(this.buffer, 0, this.buffer.Length, new AsyncCallback(OnRead), null);
+        }
+
+        /// <summary>
+        /// callback method for when there is a message read
+        /// </summary>
+        /// <param name="ar">the result of the async read</param>
+        private void OnRead(IAsyncResult ar)
+        {
+            Debug.WriteLine("got message in client app");
+            if (ar == null || (!ar.IsCompleted) || (!this.stream.CanRead))
+                return;
+
+
+            int receivedBytes = this.stream.EndRead(ar);
+
+            if (totalBufferReceived + receivedBytes > 1024)
+            {
+                throw new OutOfMemoryException("buffer too small");
+            }
+            Array.Copy(buffer, 0, totalBuffer, totalBufferReceived, receivedBytes);
+            totalBufferReceived += receivedBytes;
+
+            int expectedMessageLength = BitConverter.ToInt32(totalBuffer, 0);
+            while (totalBufferReceived >= expectedMessageLength)
+            {
+                //volledig packet binnen
+                byte[] messageBytes = new byte[expectedMessageLength];
+                Array.Copy(totalBuffer, 0, messageBytes, 0, expectedMessageLength);
+
+
+                byte[] payloadbytes = new byte[BitConverter.ToInt32(messageBytes, 0) - 5];
+
+                Array.Copy(messageBytes, 5, payloadbytes, 0, payloadbytes.Length);
+
+                string identifier;
+                bool isJson = DataParser.getJsonIdentifier(messageBytes, out identifier);
+                if (isJson)
+                {
+                    switch (identifier)
+                    {
+                        case DataParser.LOGIN_RESPONSE:
+                            string responseStatus = DataParser.getResponseStatus(payloadbytes);
+                            if (responseStatus == "OK")
+                            {
+                                Debug.WriteLine("Username and password correct!");
+                                this.LoginViewModel.setLoginStatus(true);
+                                this.connected = true;
+                                initEngine();
+
+                            }
+                            else
+                            {
+                                this.LoginViewModel.setLoginStatus(false);
+                                Debug.WriteLine($"login failed \"{responseStatus}\"");
+                            }
+                            break;
+                        case DataParser.START_SESSION:
+                            Debug.WriteLine("Session started!");
+                            this.sessionRunning = true;
+                            if (engineConnection.Connected && !engineConnection.FollowingRoute) engineConnection.StartRouteFollow();
+                            Debug.WriteLine("start");
+                            break;
+                        case DataParser.STOP_SESSION:
+                            Console.WriteLine("Stop session identifier");
+                            this.sessionRunning = false;
+                            stopBikeInSimulation();
+                            Debug.WriteLine("stop");
+                            break;
+                        case DataParser.SET_RESISTANCE:
+                            Debug.WriteLine("Set resistance identifier");
+                            if (this.handler == null)
+                            {
+                                // send that the operation was not successful if the handler is null
+                                Debug.WriteLine("handler is null");
+                                sendMessage(DataParser.getSetResistanceResponseJson(false));
+                            }
+                            else
+                            {
+                                // set the resistance in the vr scene and send that it was successful
+                                float resistance = DataParser.getResistanceFromJson(payloadbytes);
+                                Debug.WriteLine("resistance set was " + resistance);
+                                this.handler.setResistance(resistance);
+                                engineConnection.BikeResistance = resistance;
+                                sendMessage(DataParser.getSetResistanceResponseJson(true));
+                            }
+                            break;
+                        case DataParser.MESSAGE:
+                            Debug.WriteLine("client has received message from doctor");
+                            engineConnection.DoctorMessage = DataParser.getChatMessageFromJson(payloadbytes);
+                            break;
+                        case DataParser.NEW_CONNECTION:
+                            this.LoginViewModel.DoctorConnected(DataParser.getUsernameFromJson(payloadbytes));
+                            break;
+                        case DataParser.DISCONNECT:
+                            this.LoginViewModel.DoctorDisconnected(DataParser.getUsernameFromJson(payloadbytes));
+                            break;
+                        default:
+                            Console.WriteLine($"Received json with identifier {identifier}:\n{Encoding.ASCII.GetString(payloadbytes)}");
+                            break;
+                    }
+                }
+                else if (DataParser.isRawDataBikeServer(messageBytes))
+                {
+                    Console.WriteLine($"Received data: {BitConverter.ToString(payloadbytes)}");
+                } 
+
+                totalBufferReceived -= expectedMessageLength;
+                expectedMessageLength = BitConverter.ToInt32(totalBuffer, 0);
+            }
+
+            this.stream.BeginRead(this.buffer, 0, this.buffer.Length, new AsyncCallback(OnRead), null);
+
+        }
+
+        /// <summary>
+        /// starts sending a message to the server
+        /// </summary>
+        /// <param name="message">the message to send</param>
+        public void sendMessage(byte[] message)
+        {
+            stream.BeginWrite(message, 0, message.Length, new AsyncCallback(OnWrite), null);
+        }
+
+        /// <summary>
+        /// callback method for when a message is fully written to the server
+        /// </summary>
+        /// <param name="ar">the async result representing the asynchronous call</param>
+        private void OnWrite(IAsyncResult ar)
+        {
+            this.stream.EndWrite(ar);
+        }
+
+        #region interface
+        //maybe move this to other place
+        /// <summary>
+        /// bpm method for receiving the BPM value from the bluetooth bike or the simulation
+        /// </summary>
+        /// <param name="bytes">the message</param>
+        public void BPM(byte[] bytes)
+        {
+            if (!sessionRunning)
+            {
+                return;
+            }
+            if (bytes == null)
+            {
+                throw new ArgumentNullException("no bytes");
+            }
+            byte[] message = DataParser.GetRawBPMDataMessageServer(bytes);
+
+            if (engineConnection != null && engineConnection.Connected && engineConnection.FollowingRoute)
+            {
+                engineConnection.BikeBPM = bytes[1];
+            }
+
+            this.stream?.BeginWrite(message, 0, message.Length, new AsyncCallback(OnWrite), null);
+        }
+
+        /// <summary>
+        /// method for receiving the bike message from the bluetooth bike or the simulation
+        /// </summary>
+        /// <param name="bytes">the message</param>
+        public void Bike(byte[] bytes)
+        {
+
+            if (!sessionRunning)
+            {
+                return;
+            }
+            if (bytes == null)
+            {
+                throw new ArgumentNullException("no bytes");
+            }
+            byte[] message = DataParser.GetRawBikeDataMessageServer(bytes);
+            bool canSendToEngine = engineConnection != null && engineConnection.Connected && engineConnection.FollowingRoute && this.sessionRunning;
+            switch (bytes[0])
+            {
+
+                case 0x10:
+
+                    if (canSendToEngine) engineConnection.BikeSpeed = (bytes[4] | (bytes[5] << 8)) * 0.01f;
+                    else if (engineConnection != null) engineConnection.BikeSpeed = 0;
+                    break;
+                case 0x19:
+                    if (canSendToEngine) engineConnection.BikePower = (bytes[5]) | (bytes[6] & 0b00001111) << 8;
+                    else if (engineConnection != null) engineConnection.BikePower = 0;
+                    break;
+            }
+
+
+            this.stream?.BeginWrite(message, 0, message.Length, new AsyncCallback(OnWrite), null);
+        }
+
+        private void stopBikeInSimulation()
+        {
+            engineConnection.BikeSpeed = 0;
+            engineConnection.BikePower = 0;
+        }
+
+        #endregion
+
+        /// <summary>
+        /// wether or not the client stream is connected
+        /// </summary>
+        /// <returns>true if it's connected, false if not</returns>
+        public bool IsConnected()
+        {
+            return this.connected;
+        }
+        /// <summary>
+        /// tries to log in to the server by asking for a username and password
+        /// </summary>
+        public void tryLogin(string username, string password)
+        {
+
+            string hashPassword = Util.Hasher.HashString(password);
+
+            byte[] message = DataParser.getJsonMessage(DataParser.GetLoginJson(username, hashPassword));
+
+
+            this.stream.BeginWrite(message, 0, message.Length, new AsyncCallback(OnWrite), null);
+        }
+
+        /// <summary>
+        /// sets the handler for the client, so either the bike simulator or the bluetooth bike handler
+        /// </summary>
+        /// <param name="handler"></param>
+        public void SetHandler(IHandler handler)
+        {
+            this.handler = handler;
+        }
+
+        internal void SetLoginViewModel(LoginViewModel loginViewModel)
+        {
+            this.LoginViewModel = loginViewModel;
+        }
+
+        public void Dispose()
+        {
+            Debug.WriteLine("client dispose called");
+            sendMessage(DataParser.getDisconnectJson(LoginViewModel.Username));
+            this.stream.Dispose();
+            this.client.Dispose();
+            this.handler.stop();
+            this.engineConnection.Stop();
+        }
+    }
+}

ClientApp/Utils/EngineConnection.cs

@@ -0,0 +1,437 @@
+using System;
+using System.Collections.Generic;
+using System.Text;
+using RH_Engine;
+using System.Net.Sockets;
+using Newtonsoft.Json.Linq;
+using System.Diagnostics;
+using LibNoise.Primitive;
+
+namespace ClientApp.Utils
+{
+    public delegate void HandleSerial(string message);
+    public delegate void EngineDelegate();
+
+    public sealed class EngineConnection
+    {
+        private static EngineConnection instance = null;
+        private static readonly object padlock = new object();
+        private static System.Timers.Timer updateTimer;
+        private static System.Timers.Timer noVRResponseTimer;
+        public EngineDelegate OnNoTunnelId;
+        public EngineDelegate OnSuccessFullConnection;
+        public EngineDelegate OnEngineDisconnect;
+
+
+        private static PC[] PCs = {
+            //new PC("DESKTOP-M2CIH87", "Fabian"),
+            //new PC("T470S", "Shinichi"),
+            //new PC("DESKTOP-DHS478C", "semme"),
+            //new PC("HP-ZBOOK-SEM", "Sem")
+            //new PC("DESKTOP-TV73FKO", "Wouter"),
+            //new PC("DESKTOP-SINMKT1", "Ralf van Aert"),
+            //new PC("NA", "Bart")
+        };
+
+        private static ServerResponseReader serverResponseReader;
+        private static string sessionId = string.Empty;
+        private static string tunnelId = string.Empty;
+        private static string cameraId = string.Empty;
+        private static string routeId = string.Empty;
+        private static string panelId = string.Empty;
+        private static string bikeId = string.Empty;
+        private static string headId = string.Empty;
+        private static string groundPlaneId = string.Empty;
+        private static string terrainId = string.Empty;
+
+        public string DoctorMessage { get; set; }
+        public float BikeSpeed { get; set; }
+        public float BikePower { get; set; }
+        public float BikeBPM { get; set; }
+        public float BikeResistance { get; set; }
+
+        public bool FollowingRoute = false;
+
+        private static NetworkStream stream;
+
+        private static Dictionary<string, HandleSerial> serialResponses = new Dictionary<string, HandleSerial>();
+        private Command mainCommand;
+
+        public bool Connected = false;
+
+        EngineConnection()
+        {
+            BikeSpeed = 0;
+            BikePower = 0;
+            BikeBPM = 0;
+            BikeResistance = 50;
+            DoctorMessage = "No message received yet";
+            updateTimer = new System.Timers.Timer(1000);
+            updateTimer.Elapsed += UpdateTimer_Elapsed;
+            updateTimer.AutoReset = true;
+            updateTimer.Enabled = false;
+
+            noVRResponseTimer = new System.Timers.Timer(15000);
+            noVRResponseTimer.Elapsed += noVRResponseTimeout;
+            noVRResponseTimer.AutoReset = false;
+            noVRResponseTimer.Enabled = false;
+
+        }
+
+        private void UpdateTimer_Elapsed(object sender, System.Timers.ElapsedEventArgs e)
+        {
+            UpdateInfoPanel();
+        }
+
+        private void noVRResponseTimeout(object sender, System.Timers.ElapsedEventArgs e)
+        {
+            Write("VR RESPONSE TIMEOUT");
+            noVRResponseTimer.Stop();
+            sessionId = string.Empty;
+            tunnelId = string.Empty;
+            cameraId = string.Empty;
+            routeId = string.Empty;
+            panelId = string.Empty;
+            bikeId = string.Empty;
+            groundPlaneId = string.Empty;
+            terrainId = string.Empty;
+            OnEngineDisconnect?.Invoke();
+        }
+
+        /// <summary>
+        /// Singleton constructor
+        /// </summary>
+        public static EngineConnection INSTANCE
+        {
+            get
+            {
+                lock (padlock)
+                {
+                    if (instance == null)
+                    {
+                        instance = new EngineConnection();
+                    }
+                }
+                return instance;
+            }
+        }
+
+
+
+        /// <summary>
+        /// connects to the vr engine and initalizes the serverResponseReader
+        /// </summary>
+        public void Connect()
+        {
+            TcpClient client = new TcpClient("145.48.6.10", 6666);
+            stream = client.GetStream();
+            initReader();
+            CreateConnection();
+        }
+
+        /// <summary>
+        /// initializes and starts the reading of the responses from the vr server
+        /// </summary>
+        /// <param name="stream">the networkstream</param>
+        private void initReader()
+        {
+            serverResponseReader = new ServerResponseReader(stream);
+            serverResponseReader.callback = HandleResponse;
+            serverResponseReader.StartRead();
+        }
+
+        #region VR Message traffic
+        /// <summary>
+        /// connects to the server and creates the tunnel
+        /// </summary>
+        /// <param name="stream">the network stream to use</param>
+        public void CreateConnection()
+        {
+
+            WriteTextMessage("{\r\n\"id\" : \"session/list\",\r\n\"serial\" : \"list\"\r\n}");
+
+            // wait until we have got a sessionId
+            while (sessionId == string.Empty) { }
+
+            string tunnelCreate = "{\"id\" : \"tunnel/create\",	\"data\" :	{\"session\" : \"" + sessionId + "\"}}";
+
+            WriteTextMessage(tunnelCreate);
+
+
+        }
+
+        /// <summary>
+        /// callback method that handles responses from the server
+        /// </summary>
+        /// <param name="message">the response message from the server</param>
+        public void HandleResponse(string message)
+        {
+            string id = JSONParser.GetID(message);
+
+            // because the first messages don't have a serial, we need to check on the id
+            if (id == "session/list")
+            {
+                sessionId = JSONParser.GetSessionID(message, PCs);
+            }
+            else if (id == "tunnel/create")
+            {
+                tunnelId = JSONParser.GetTunnelID(message);
+                Console.WriteLine("set tunnel id to " + tunnelId);
+                if (tunnelId == null)
+                {
+                    //Write("could not find a valid tunnel id!");
+                    OnNoTunnelId?.Invoke();
+                    Connected = false;
+                    FollowingRoute = false;
+                    return;
+                }
+                else
+                {
+                    Write("got tunnel id! " + tunnelId);
+                    Connected = true;
+                    noVRResponseTimer.Enabled = true;
+                    OnSuccessFullConnection?.Invoke();
+                }
+            }
+
+            if (message.Contains("serial"))
+            {
+                //Console.WriteLine("GOT MESSAGE WITH SERIAL: " + message + "\n\n\n");
+                string serial = JSONParser.GetSerial(message);
+                //Console.WriteLine("Got serial " + serial);
+                if (serialResponses.ContainsKey(serial)) serialResponses[serial].Invoke(message);
+            }
+
+            noVRResponseTimer.Stop();
+            noVRResponseTimer.Start();
+        }
+
+        public void initScene()
+        {
+
+            Write("initializing scene...");
+            mainCommand = new Command(tunnelId);
+
+            // reset the scene
+            WriteTextMessage(mainCommand.ResetScene());
+
+            //Get sceneinfo and set the id's
+            SendMessageAndOnResponse(mainCommand.GetSceneInfoCommand("sceneinfo"), "sceneinfo",
+                (message) =>
+                {
+                    //Console.WriteLine("\r\n\r\n\r\nscene info" + message);
+                    cameraId = JSONParser.GetIdSceneInfoChild(message, "Camera");
+                    string headId = JSONParser.GetIdSceneInfoChild(message, "Head");
+                    string handLeftId = JSONParser.GetIdSceneInfoChild(message, "LeftHand");
+                    string handRightId = JSONParser.GetIdSceneInfoChild(message, "RightHand");
+                    groundPlaneId = JSONParser.GetIdSceneInfoChild(message, "GroundPlane");
+                });
+            // add the route and set the route id
+            CreateTerrain();
+            SendMessageAndOnResponse(mainCommand.RouteCommand("routeID"), "routeID", (message) => routeId = JSONParser.GetResponseUuid(message));
+        }
+
+        internal void StartRouteFollow()
+        {
+            Write("Starting route follow...");
+            FollowingRoute = true;
+
+            SendMessageAndOnResponse(mainCommand.AddBikeModel("bikeID"), "bikeID",
+                (message) =>
+                {
+                    bikeId = JSONParser.GetResponseUuid(message);
+                    SendMessageAndOnResponse(mainCommand.addPanel("panelAdd", bikeId), "panelAdd",
+                        (message) =>
+                        {
+
+                            panelId = JSONParser.getPanelID(message);
+
+                            WriteTextMessage(mainCommand.ColorPanel(panelId));
+                            UpdateInfoPanel();
+                            updateTimer.Enabled = true;
+
+                            while (cameraId == string.Empty) { }
+                            SetFollowSpeed(5.0f);
+                            WriteTextMessage(mainCommand.RoadCommand(routeId, "road"));
+                            WriteTextMessage(mainCommand.ShowRoute("showRouteFalse", false));
+                        });
+                });
+            setEnvironment();
+
+
+        }
+
+        private void setEnvironment()
+        {
+            Write("Setting environment");
+            WriteTextMessage(mainCommand.DeleteNode(groundPlaneId, "none"));
+
+            PlaceHouses();
+
+            WriteTextMessage(mainCommand.SkyboxCommand(DateTime.Now.Hour));
+        }
+
+        private void PlaceHouses()
+        {
+            PlaceHouse(2, new float[] { 10f, 1f, 30f }, 1);
+            PlaceHouse(1, new float[] { 42f, 1f, 22f }, new float[] { 0f, 90f, 0f }, 2);
+            PlaceHouse(11, new float[] { -20f, 1f, 0f }, new float[] { 0f, -35f, 0f }, 3);
+            PlaceHouse(7, new float[] { -15f, 1f, 50f }, new float[] { 0f, -50f, 0f }, 4);
+            PlaceHouse(24, new float[] { 40f, 1f, 40f }, new float[] { 0f, 75f, 0f }, 5);
+            PlaceHouse(22, new float[] { 34f, 1f, -20f }, 6);
+            PlaceHouse(14, new float[] { 0f, 1f, -20f }, new float[] { 0f, 210f, 0f }, 7);
+        }
+
+        private void PlaceHouse(int numberHousemodel, float[] position, int serialNumber)
+        {
+            PlaceHouse(numberHousemodel, position, new float[] { 0f, 0f, 0f }, serialNumber);
+        }
+
+        private void PlaceHouse(int numberHousemodel, float[] position, float[] rotation, int serialNumber)
+        {
+            string folderHouses = @"data\NetworkEngine\models\houses\set1\";
+            SendMessageAndOnResponse(mainCommand.AddModel("House1", "housePlacement" + serialNumber, folderHouses + "house" + numberHousemodel + ".obj", position, 4, rotation), "housePlacement" + serialNumber, (message) => Console.WriteLine(message));
+        }
+
+        public void UpdateInfoPanel()
+        {
+            ShowPanel(BikeSpeed, (int)BikeBPM, (int)BikePower, (int)BikeResistance);
+            WriteTextMessage(mainCommand.RouteSpeed(BikeSpeed, bikeId));
+            WriteTextMessage(mainCommand.RouteSpeed(BikeSpeed, cameraId));
+        }
+
+        public void ShowPanel(double bikeSpeed, int bpm, int power, int resistance)
+        {
+            WriteTextMessage(mainCommand.ClearPanel(panelId));
+
+            SendMessageAndOnResponse(mainCommand.showBikespeed(panelId, "bikeSpeed", bikeSpeed), "bikeSpeed",
+                (message) =>
+                {
+                    // TODO check if is drawn
+                });
+            SendMessageAndOnResponse(mainCommand.showHeartrate(panelId, "bpm", bpm), "bpm",
+                (message) =>
+                {
+                    // TODO check if is drawn
+                });
+            SendMessageAndOnResponse(mainCommand.showPower(panelId, "power", power), "power",
+                (message) =>
+                {
+                    // TODO check if is drawn
+                });
+            SendMessageAndOnResponse(mainCommand.showResistance(panelId, "resistance", resistance), "resistance",
+                (message) =>
+                {
+                    // TODO check if is drawn
+                });
+            SendMessageAndOnResponse(mainCommand.showMessage(panelId, "message", DoctorMessage), "message",
+                (message) =>
+                {
+                    // TODO check if is drawn
+                });
+
+            // Check if every text is drawn!
+
+            WriteTextMessage(mainCommand.SwapPanel(panelId));
+        }
+
+        private void SetFollowSpeed(float speed)
+        {
+            Write("starting route follow");
+            WriteTextMessage(mainCommand.RouteFollow(routeId, bikeId, speed, new float[] { 0, -(float)Math.PI / 2f, 0 }, new float[] { 0, 0, 0 }));
+            WriteTextMessage(mainCommand.RouteFollow(routeId, cameraId, speed));
+        }
+
+        public void CreateTerrain()
+        {
+            float x = 0f;
+            float[] height = new float[256 * 256];
+            ImprovedPerlin improvedPerlin = new ImprovedPerlin(0, LibNoise.NoiseQuality.Best);
+            for (int i = 0; i < 256 * 256; i++)
+            {
+                height[i] = improvedPerlin.GetValue(x / 10, x / 10, x * 100) / 3.5f + 1;
+
+                //if (height[i] > 1.1f)
+                //{
+                //    height[i] = height[i] * 0.8f;
+                //}
+                //else if (height[i] < 0.9f)
+                //{
+                //    height[i] = height[i] * 1.2f;
+                //}
+                x += 0.001f;
+            }
+
+            SendMessageAndOnResponse(mainCommand.TerrainAdd(new int[] { 256, 256 }, height, "terrain"), "terrain",
+                (message) =>
+                {
+
+                    SendMessageAndOnResponse(mainCommand.renderTerrain("renderTerrain"), "renderTerrain",
+                        (message) =>
+                        {
+                            terrainId = JSONParser.GetTerrainID(message);
+                            string addLayerMsg = mainCommand.AddLayer(terrainId, "addLayer");
+                            SendMessageAndOnResponse(addLayerMsg, "addLayer", (message) => Console.WriteLine(""));
+
+                        });
+                });
+        }
+
+        #endregion
+
+        #region message send/receive
+
+        /// <summary>
+        /// method that sends the speciefied message with the specified serial, and executes the given action upon receivind a reply from the server with this serial.
+        /// </summary>
+        /// <param name="stream">the networkstream to use</param>
+        /// <param name="message">the message to send</param>
+        /// <param name="serial">the serial to check for</param>
+        /// <param name="action">the code to be executed upon reveiving a reply from the server with the specified serial</param>
+        public void SendMessageAndOnResponse(string message, string serial, HandleSerial action)
+        {
+            if (serialResponses.ContainsKey(serial))
+            {
+                serialResponses[serial] = action;
+            }
+            else
+            {
+                serialResponses.Add(serial, action);
+            }
+            WriteTextMessage(message);
+        }
+
+        /// <summary>
+        /// writes a message to the server
+        /// </summary>
+        /// <param name="stream">the network stream to use</param>
+        /// <param name="message">the message to send</param>
+        public void WriteTextMessage(string message)
+        {
+            byte[] msg = Encoding.ASCII.GetBytes(message);
+            byte[] res = new byte[msg.Length + 4];
+
+            Array.Copy(BitConverter.GetBytes(msg.Length), 0, res, 0, 4);
+            Array.Copy(msg, 0, res, 4, msg.Length);
+
+            stream.Write(res);
+
+            //Write("sent message " + message);
+        }
+
+        #endregion
+
+        public void Stop()
+        {
+            serverResponseReader.Stop();
+
+        }
+        public void Write(string msg)
+        {
+            Debug.WriteLine("[ENGINECONNECT] " + msg);
+        }
+
+    }
+
+
+}

ClientApp/Utils/Program.cs

@@ -0,0 +1,42 @@
+using System;
+using Hardware;
+using Hardware.Simulators;
+using RH_Engine;
+using System.Security.Cryptography;
+using System.Text;
+
+namespace ClientApp.Utils
+{
+    class Program
+    {
+        //static void Main(string[] args)
+        //{
+        //    Console.WriteLine("// Connecting... //");
+        //    //connect fiets?
+
+        //    Client client = new Client();
+
+
+        //    while (!client.IsConnected())
+        //    {
+
+        //    }
+        //    //BLEHandler bLEHandler = new BLEHandler(client);
+
+        //    //bLEHandler.Connect();
+
+        //    //client.setHandler(bLEHandler);
+
+
+        //    BikeSimulator bikeSimulator = new BikeSimulator(client);
+
+        //    bikeSimulator.StartSimulation();
+
+        //    client.setHandler(bikeSimulator);
+
+        //    while (true)
+        //    {
+        //    }
+        //}
+    }
+}

ClientApp/ValueConverters/BoolToMarkConverter.cs

@@ -0,0 +1,39 @@
+using System;
+using System.Collections.Generic;
+using System.Text;
+using System.Windows.Data;
+using System.Windows.Media.Imaging;
+
+namespace ClientApp.ValueConverters
+{
+    //[ValueConversion(typeof(bool), typeof(BitmapImage))]
+
+    class BoolToMarkConverter : IValueConverter
+    {
+        public BitmapImage TrueImage { get; set; } = new BitmapImage(new Uri("pack://application:,,,/Images/Icons/CheckMark.png"));
+        public BitmapImage FalseImage { get; set; } = new BitmapImage(new Uri("pack://application:,,,/Images/Icons/CrossMark.png"));
+
+        public object Convert(object value, Type targetType, object parameter, System.Globalization.CultureInfo culture)
+        {
+            if (!(value is bool))
+            {
+                return null;
+            }
+
+            bool b = (bool)value;
+            if (b)
+            {
+                return this.TrueImage;
+            }
+            else
+            {
+                return this.FalseImage;
+            }
+        }
+
+        public object ConvertBack(object value, Type targetType, object parameter, System.Globalization.CultureInfo culture)
+        {
+            throw new NotImplementedException();
+        }
+    }
+}

ClientApp/ViewModels/LoginViewModel.cs

@@ -0,0 +1,56 @@
+using System;
+using System.Collections.Generic;
+using System.Diagnostics;
+using System.Text;
+using System.Threading.Tasks;
+using System.Windows.Controls;
+using System.Windows.Input;
+using ClientApp.Utils;
+using GalaSoft.MvvmLight.Command;
+using Util;
+
+namespace ClientApp.ViewModels
+{
+    class LoginViewModel : ObservableObject
+    {
+        public string Username { get; set; }
+        public ICommand LoginCommand { get; set; }
+
+        public bool LoginStatus { get; set; } = false;
+
+        public bool InvertedLoginStatus { get; set; }
+
+        private MainWindowViewModel MainWindowViewModel;
+        public LoginViewModel(MainWindowViewModel mainWindowViewModel)
+        {
+            this.MainWindowViewModel = mainWindowViewModel;
+            LoginCommand = new RelayCommand<object>((parameter) =>
+            {
+                //TODO send username and password to server
+                this.MainWindowViewModel.client.tryLogin(Username, ((PasswordBox)parameter).Password);
+            });
+        }
+
+
+
+        internal void setLoginStatus(bool status)
+        {
+            this.MainWindowViewModel.InfoModel.ConnectedToServer = status;
+            this.InvertedLoginStatus = !status;
+            if (status)
+            {
+                this.MainWindowViewModel.SelectedViewModel = new MainViewModel(MainWindowViewModel);
+            }
+        }
+
+        internal void DoctorConnected(string name)
+        {
+            this.MainWindowViewModel.InfoModel.DoctorConnected = true;
+        }
+
+        internal void DoctorDisconnected(string name)
+        {
+            this.MainWindowViewModel.InfoModel.DoctorConnected = false;
+        }
+    }
+}

ClientApp/ViewModels/MainViewModel.cs

@@ -0,0 +1,46 @@
+using ClientApp.Models;
+using ClientApp.Utils;
+using GalaSoft.MvvmLight.Command;
+using System.Diagnostics;
+using System.Windows.Input;
+using Util;
+
+namespace ClientApp.ViewModels
+{
+    class MainViewModel : ObservableObject
+    {
+        public ICommand RetryServerCommand { get; set; }
+        public MainWindowViewModel MainWindowViewModel { get; set; }
+
+        private Client client;
+
+        public MainViewModel(MainWindowViewModel mainWindowViewModel)
+        {
+            this.MainWindowViewModel = mainWindowViewModel;
+            client = this.MainWindowViewModel.client;
+            client.engineConnectFailed = retryEngineConnection;
+            client.engineConnectSuccess = succesEngineConnection;
+            this.RetryServerCommand = new RelayCommand(() =>
+            {
+                //try connect server
+                this.MainWindowViewModel.InfoModel.ConnectedToServer = true;
+            });
+        }
+
+        private void retryEngineConnection()
+        {
+            this.MainWindowViewModel.InfoModel.ConnectedToVREngine = false;
+            this.MainWindowViewModel.InfoModel.CanConnectToVR = true;
+            client.engineConnection.CreateConnection();
+        }
+
+        private void succesEngineConnection()
+        {
+            this.MainWindowViewModel.InfoModel.ConnectedToVREngine = true;
+            this.MainWindowViewModel.InfoModel.CanConnectToVR = false;
+
+        }
+
+
+    }
+}

ClientApp/ViewModels/MainWindowViewModel.cs

@@ -0,0 +1,137 @@
+using ClientApp.MagicCode;
+using ClientApp.Models;
+using ClientApp.Utils;
+using GalaSoft.MvvmLight.Command;
+using System;
+using System.Collections.Generic;
+using System.Diagnostics;
+using System.Text;
+using Util;
+using System.Windows;
+using System.Windows.Input;
+
+namespace ClientApp.ViewModels
+{
+    class MainWindowViewModel : ObservableObject
+    {
+        #region private members
+
+        private Window mWindow;
+
+        private int mOuterMarginSize = 10;
+        private int mWindowRadius = 10;
+
+        #endregion
+
+        #region commands
+
+        public ICommand MinimizeCommand { get; set; }
+
+        public ICommand MaximizeCommand { get; set; }
+
+        public ICommand CloseCommand { get; set; }
+
+        public ICommand MenuCommand { get; set; }
+
+        #endregion
+
+        #region public properties
+        public Info InfoModel { get; set; }
+
+        public ObservableObject SelectedViewModel { get; set; }
+
+        public Client client { get; }
+
+        /// <summary>
+        /// size of the resize border around the window
+        /// </summary>
+
+        public double MinimumWidth { get; set; } = 250;
+
+        public double MinimumHeight { get; set; } = 250;
+
+
+
+        public int ResizeBorder { get; set; } = 6;
+
+        public Thickness ResizeBorderThickness { get { return new Thickness(ResizeBorder + OuterMarginSize); } }
+
+        public Thickness InnerContentPadding { get { return new Thickness(ResizeBorder); } }
+
+
+        public Thickness OuterMarginThickness { get { return new Thickness(OuterMarginSize); } }
+
+        public CornerRadius WindowCornerRadius { get { return new CornerRadius(WindowRadius); } }
+
+        public int OuterMarginSize
+        {
+            get
+            {
+                return mWindow.WindowState == WindowState.Maximized ? 0 : mOuterMarginSize;
+            }
+            set
+            {
+                mOuterMarginSize = value;
+            }
+        }
+
+        public int WindowRadius
+        {
+            get
+            {
+                return mWindow.WindowState == WindowState.Maximized ? 0 : mWindowRadius;
+            }
+            set
+            {
+                mWindowRadius = value;
+            }
+        }
+
+        public int TitleHeight { get; set; } = 42;
+
+        public GridLength TitleHeightGridLength { get { return new GridLength(TitleHeight + ResizeBorder); } }
+
+        #endregion
+
+        public MainWindowViewModel(Window window, Client client)
+        {
+            this.mWindow = window;
+
+            this.mWindow.StateChanged += (sender, e) =>
+            {
+                OnPropertyChanged(nameof(ResizeBorderThickness));
+                OnPropertyChanged(nameof(OuterMarginThickness));
+                OnPropertyChanged(nameof(WindowCornerRadius));
+                OnPropertyChanged(nameof(OuterMarginSize));
+                OnPropertyChanged(nameof(WindowRadius));
+            };
+
+            this.InfoModel = new Info();
+            this.client = client;
+            LoginViewModel loginViewModel = new LoginViewModel(this);
+            SelectedViewModel = loginViewModel;
+            this.client.SetLoginViewModel(loginViewModel);
+
+            this.MinimizeCommand = new RelayCommand(() => this.mWindow.WindowState = WindowState.Minimized);
+            this.MaximizeCommand = new RelayCommand(() => this.mWindow.WindowState ^= WindowState.Maximized);
+            this.CloseCommand = new RelayCommand(() => this.mWindow.Close());
+            this.MenuCommand = new RelayCommand(() => SystemCommands.ShowSystemMenu(this.mWindow, GetMousePosition()));
+
+            var resizer = new WindowResizer(this.mWindow);
+
+            this.mWindow.Closed += (sender, e) => this.client.Dispose();
+        }
+
+
+        #region helper 
+
+        private Point GetMousePosition()
+        {
+            Debug.WriteLine("getmousePosition called");
+            var p = Mouse.GetPosition(this.mWindow);
+            return new Point(p.X + this.mWindow.Left, p.Y + this.mWindow.Top);
+        }
+
+        #endregion
+    }
+}

ClientApp/Views/LoginView.xaml

@@ -0,0 +1,25 @@
+<Page x:Class="ClientApp.Views.LoginView"
+             xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
+             xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+             xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006" 
+             xmlns:d="http://schemas.microsoft.com/expression/blend/2008" 
+             xmlns:local="clr-namespace:ClientApp.Views"
+             xmlns:viewModels="clr-namespace:ClientApp.ViewModels"
+      xmlns:Util="clr-namespace:Util.MagicCode"
+             mc:Ignorable="d" 
+      ShowsNavigationUI="False"
+             d:DesignHeight="450" d:DesignWidth="800">
+    <DockPanel>
+        <DockPanel.Background>
+            <ImageBrush TileMode="Tile" ViewportUnits="Absolute" Viewport="0 0 64 64" ImageSource="\images\stone.png"/>
+        </DockPanel.Background>
+        <StackPanel VerticalAlignment="Center" Width="auto">
+            <Label Content="Username" HorizontalContentAlignment="Center" />
+            <TextBox x:Name="Username" Text="{Binding Username}" TextWrapping="Wrap" Width="120" Util:FocusAdvancement.AdvancesByEnterKey="True" />
+            <Label Content="Password" HorizontalContentAlignment="Center"/>
+            <PasswordBox x:Name="Password" Width="120" Util:FocusAdvancement.AdvancesByEnterKey="True"/>
+            <Button x:Name="Login" Content="Login" Command="{Binding LoginCommand}" CommandParameter="{Binding ElementName=Password}" Margin="0,20,0,0" Width="120"/>
+            <Label Content="Login failed" Foreground="Red" HorizontalAlignment="Center" HorizontalContentAlignment="Center" Background="Transparent" IsEnabled="{Binding InvertedLoginStatus}"/>
+        </StackPanel>
+    </DockPanel>
+</Page>

ClientApp/Views/LoginView.xaml.cs

@@ -0,0 +1,26 @@
+using System;
+using System.Collections.Generic;
+using System.Text;
+using System.Windows;
+using System.Windows.Controls;
+using System.Windows.Data;
+using System.Windows.Documents;
+using System.Windows.Input;
+using System.Windows.Media;
+using System.Windows.Media.Imaging;
+using System.Windows.Navigation;
+using System.Windows.Shapes;
+
+namespace ClientApp.Views
+{
+    /// <summary>
+    /// Interaction logic for LoginView.xaml
+    /// </summary>
+    public partial class LoginView : Page
+    {
+        public LoginView()
+        {
+            InitializeComponent();
+        }
+    }
+}

ClientApp/Views/MainView.xaml

@@ -0,0 +1,40 @@
+<Page x:Class="ClientApp.Views.MainView"
+             xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
+             xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+             xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006" 
+             xmlns:d="http://schemas.microsoft.com/expression/blend/2008" 
+             xmlns:local="clr-namespace:ClientApp.Views"
+               xmlns:converter="clr-namespace:ClientApp.ValueConverters"  
+      ShowsNavigationUI="False"
+             mc:Ignorable="d" 
+             d:DesignHeight="450" d:DesignWidth="800">
+    <Page.Resources>
+        <converter:BoolToMarkConverter x:Key="BoolToMarkConverter"/>
+    </Page.Resources>
+    <DockPanel>
+        <Grid>
+            <Grid.ColumnDefinitions>
+                <ColumnDefinition Width="*"/>
+                <ColumnDefinition Width="*"/>
+                <ColumnDefinition Width="*"/>
+            </Grid.ColumnDefinitions>
+
+
+            <StackPanel Grid.Column="0" Grid.Row="0" Orientation="Horizontal" Margin="20" HorizontalAlignment="Center">
+                <Label Content="Connected to server:" VerticalAlignment="Center"/>
+                <Image Source="{Binding Converter={StaticResource BoolToMarkConverter},Path=MainWindowViewModel.InfoModel.ConnectedToServer}" Stretch="Uniform" Width="20" Height="20"/>
+            </StackPanel>
+
+            <StackPanel Grid.Column="1" Grid.Row="0" Orientation="Horizontal" Margin="20" HorizontalAlignment="Center">
+                <Label Content="Connected to VR-Engine:" VerticalAlignment="Center"/>
+                <Image Source="{Binding Converter={StaticResource BoolToMarkConverter},Path=MainWindowViewModel.InfoModel.ConnectedToVREngine}" Stretch="Uniform" Width="20" Height="20"/>
+            </StackPanel>
+
+            <StackPanel Grid.Column="2" Grid.Row="0" Orientation="Horizontal" Margin="20" HorizontalAlignment="Center">
+                <Label Content="Doctor connected:" VerticalAlignment="Center"/>
+                <Image Source="{Binding Converter={StaticResource BoolToMarkConverter},Path=MainWindowViewModel.InfoModel.DoctorConnected}" Stretch="Uniform" Width="20" Height="20"/>
+            </StackPanel>
+        </Grid>
+
+    </DockPanel>
+</Page>

ClientApp/Views/MainView.xaml.cs

@@ -0,0 +1,27 @@
+using ClientApp.ViewModels;
+using System;
+using System.Collections.Generic;
+using System.Text;
+using System.Windows;
+using System.Windows.Controls;
+using System.Windows.Data;
+using System.Windows.Documents;
+using System.Windows.Input;
+using System.Windows.Media;
+using System.Windows.Media.Imaging;
+using System.Windows.Navigation;
+using System.Windows.Shapes;
+
+namespace ClientApp.Views
+{
+    /// <summary>
+    /// Interaction logic for MainView.xaml
+    /// </summary>
+    public partial class MainView : Page
+    {
+        public MainView()
+        {
+            InitializeComponent();
+        }
+    }
+}

ClientApp/Views/MainWindow.xaml

@@ -0,0 +1,128 @@
+<Window x:Class="ClientApp.MainWindow"
+        xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
+        xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+        xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
+        xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
+        xmlns:local="clr-namespace:ClientApp"
+        xmlns:views="clr-namespace:ClientApp.Views"
+        xmlns:images="clrnamespace.Images"
+        mc:Ignorable="d"
+        WindowStyle="None"
+        AllowsTransparency="True"
+        x:Name="applicatonWindow"
+        WindowStartupLocation="CenterScreen"
+        MinHeight="{Binding MinimumHeight}"
+        MinWidth="{Binding MinimumWidth}"
+        Title="Whaazzzzuuuuuuuup">
+    <!--Icon="/Images/Logo/icon1_small.ico"-->
+    <!--Icon="pack://application:,,,/Images/Log/icon1_small.ico"-->
+
+    <Window.Resources>
+        <Style TargetType="{x:Type local:MainWindow}">
+            <Setter Property="Template">
+                <Setter.Value>
+                    <ControlTemplate TargetType="{x:Type Window}">
+                        <Border  Padding="{Binding OuterMarginThickness, FallbackValue=10}" >
+                            <Grid>
+
+                                <!-- opacity mask -->
+                                <Border x:Name="Container"
+                                        Background="{StaticResource BackgroundLightBrush}"
+                                        CornerRadius="{Binding WindowCornerRadius, FallbackValue=10}"/>
+
+
+                                <Border CornerRadius="{Binding WindowCornerRadius, FallbackValue=10}" 
+                                        Background="{StaticResource BackgroundVeryLightBrush}">
+                                    <Border.Effect>
+                                        <DropShadowEffect ShadowDepth="0" Opacity="0.2"/>
+                                    </Border.Effect>
+                                </Border>
+
+
+                                <Grid>
+
+                                    <Grid.OpacityMask>
+                                        <VisualBrush Visual="{Binding ElementName=Container}"/>
+                                    </Grid.OpacityMask>
+
+                                    <Grid.RowDefinitions>
+                                        <RowDefinition Height="{Binding TitleHeightGridLength, FallbackValue=42}"/>
+                                        <RowDefinition Height="*"/>
+                                    </Grid.RowDefinitions>
+
+                                    <!-- Title bar -->
+                                    <Grid Grid.Column="0" Grid.Row="0" Panel.ZIndex="1" Background="{StaticResource BackgroundLightBrush}">
+                                        <Grid.ColumnDefinitions>
+                                            <ColumnDefinition Width="Auto"/>
+                                            <ColumnDefinition Width="*"/>
+                                            <ColumnDefinition Width="Auto"/>
+                                        </Grid.ColumnDefinitions>
+
+                                        <!-- icon -->
+                                        <Button Grid.Column="0" Style="{StaticResource SystemIconButton}" Command="{Binding MenuCommand}">
+                                            <Image Source="/Images/Logo/icon1.ico"/>
+                                            <!--<TextBlock Text="icon"/>-->
+                                        </Button>
+
+                                        <!-- Title -->
+                                        <Viewbox Grid.Column="1" Margin="0">
+                                            <TextBlock Style="{StaticResource HeaderText}" Text="{Binding RelativeSource={RelativeSource TemplatedParent}, Path=Title, FallbackValue=failed}"/>
+                                        </Viewbox>
+
+                                        <!-- Window buttons -->
+                                        <StackPanel Grid.Column="2" Orientation="Horizontal">
+                                            <Button Style="{StaticResource WindowControlButton}" Content="_" Command="{Binding MinimizeCommand}"/>
+                                            <Button Style="{StaticResource WindowControlButton}" Content="[]" Command="{Binding MaximizeCommand}"/>
+                                            <Button Style="{StaticResource WindowCloseButton}" Content="X" Command="{Binding CloseCommand}"/>
+                                        </StackPanel>
+
+                                    </Grid>
+
+                                    <!-- Page content -->
+                                    <Border Grid.Row="1" Grid.Column="0">
+                                        <ContentPresenter Content="{TemplateBinding Content}"/>
+                                    </Border>
+
+                                    <!-- shadow? -->
+                                    <Border Grid.Row="1" Height="6" BorderThickness="0 0.2 0 0" VerticalAlignment="Top">
+                                        <!--<Border.BorderBrush>
+                                            <LinearGradientBrush StartPoint="0,0" EndPoint="1,0">
+                                                <GradientStop Color="{StaticResource BackgroundSemiLight}" Offset="0.0"/>
+                                                <GradientStop Color="{StaticResource BackgroundVeryLight}" Offset="1.0"/>
+                                            </LinearGradientBrush>
+                                        </Border.BorderBrush>-->
+
+
+                                        <Border.Background>
+                                            <LinearGradientBrush StartPoint="0,0" EndPoint="0,1">
+                                                <GradientStop Color="Transparent" Offset="1.0"/>
+                                                <GradientStop Color="#7000" Offset="0.0"/>
+                                            </LinearGradientBrush>
+                                        </Border.Background>
+                                    </Border>
+
+
+
+                                </Grid>
+
+                            </Grid>
+                        </Border>
+                    </ControlTemplate>
+                </Setter.Value>
+            </Setter>
+        </Style>
+    </Window.Resources>
+
+    <WindowChrome.WindowChrome>
+        <WindowChrome 
+            ResizeBorderThickness="{Binding ResizeBorderThickness}"
+            CaptionHeight="{Binding TitleHeight}"
+            CornerRadius="0"
+            GlassFrameThickness="0"/>
+    </WindowChrome.WindowChrome>
+
+    <Grid>
+        <Frame Content="{Binding SelectedViewModel}" Focusable="False" NavigationUIVisibility="Hidden"/>
+        <Label Content="gemaakt door: mensen" DockPanel.Dock="Bottom" HorizontalAlignment="Right" VerticalAlignment="Bottom" FontStyle="Italic" Foreground="Gray"/>
+    </Grid>
+</Window>

ClientApp/Views/MainWindow.xaml.cs

@@ -0,0 +1,57 @@
+using ClientApp.ViewModels;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using System.Windows;
+using System.Windows.Controls;
+using System.Windows.Data;
+using System.Windows.Documents;
+using System.Windows.Input;
+using System.Windows.Media;
+using System.Windows.Media.Imaging;
+using System.Windows.Navigation;
+using System.Windows.Shapes;
+using ClientApp.Utils;
+using Hardware.Simulators;
+using System.Threading;
+using ProftaakRH;
+
+namespace ClientApp
+{
+    /// <summary>
+    /// Interaction logic for MainWindow.xaml
+    /// </summary>
+    public partial class MainWindow : Window
+    {
+        private IHandler handler;
+        public MainWindow()
+        {
+            Client client = new Client();
+
+            InitializeComponent();
+            DataContext = new MainWindowViewModel(this, client);
+
+            //BLEHandler bLEHandler = new BLEHandler(client);
+
+            //bLEHandler.Connect();
+
+            //client.setHandler(bLEHandler);
+
+            BikeSimulator bikeSimulator = new BikeSimulator(client);
+
+            Thread newThread = new Thread(new ThreadStart(bikeSimulator.StartSimulation));
+            newThread.Start();
+
+            client.SetHandler(bikeSimulator);
+            handler = bikeSimulator;
+        }
+
+        protected override void OnClosed(EventArgs e)
+        {
+            base.OnClosed(e);
+            handler.stop();
+        }
+    }
+}

DoctorApp/App.xaml

@@ -0,0 +1,32 @@
+<Application x:Class="DoctorApp.App"
+             xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
+             xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+             xmlns:local="clr-namespace:DoctorApp"
+             xmlns:viewModels="clr-namespace:DoctorApp.ViewModels"
+             xmlns:views="clr-namespace:DoctorApp.Views"
+             StartupUri="Views/MainWindow.xaml">
+    <Application.Resources>
+        <ResourceDictionary>
+            <DataTemplate DataType="{x:Type viewModels:MainViewModel}">
+                <views:MainView />
+                <!-- This is a Page -->
+            </DataTemplate>
+            <DataTemplate DataType="{x:Type viewModels:LoginViewModel}">
+                <views:LoginView />
+                <!-- This is a Page -->
+            </DataTemplate>
+            <DataTemplate DataType="{x:Type viewModels:ClientInfoViewModel}">
+                <views:ClientInfoView/>
+            </DataTemplate>
+
+            <ResourceDictionary.MergedDictionaries>
+                <ResourceDictionary Source="WPFStuff/Styles/Fonts.xaml"/>
+                <ResourceDictionary Source="WPFStuff/Styles/Colors.xaml"/>
+                <ResourceDictionary Source="WPFStuff/Styles/Buttons.xaml"/>
+                <ResourceDictionary Source="WPFStuff/Styles/Texts.xaml"/>
+                <ResourceDictionary Source="WPFStuff/Styles/Windows.xaml"/>
+            </ResourceDictionary.MergedDictionaries>
+        </ResourceDictionary>
+
+    </Application.Resources>
+</Application>

DoctorApp/App.xaml.cs

@@ -0,0 +1,17 @@
+using System;
+using System.Collections.Generic;
+using System.Configuration;
+using System.Data;
+using System.Linq;
+using System.Threading.Tasks;
+using System.Windows;
+
+namespace DoctorApp
+{
+    /// <summary>
+    /// Interaction logic for App.xaml
+    /// </summary>
+    public partial class App : Application
+    {
+    }
+}

DoctorApp/AssemblyInfo.cs

@@ -0,0 +1,10 @@
+using System.Windows;
+
+[assembly: ThemeInfo(
+    ResourceDictionaryLocation.None, //where theme specific resource dictionaries are located
+                                     //(used if a resource is not found in the page,
+                                     // or application resource dictionaries)
+    ResourceDictionaryLocation.SourceAssembly //where the generic resource dictionary is located
+                                              //(used if a resource is not found in the page,
+                                              // app, or any theme specific resource dictionaries)
+)]

DoctorApp/DoctorApp.csproj

@@ -0,0 +1,38 @@
+<Project Sdk="Microsoft.NET.Sdk.WindowsDesktop">
+
+	<PropertyGroup>
+		<OutputType>WinExe</OutputType>
+		<TargetFramework>netcoreapp3.1</TargetFramework>
+		<UseWPF>true</UseWPF>
+		<ApplicationIcon>doctor.ico</ApplicationIcon>
+	</PropertyGroup>
+
+	<ItemGroup>
+		<None Remove="img\doctor.ico" />
+		<None Remove="img\patient.png" />
+	</ItemGroup>
+
+	<ItemGroup>
+		<Content Include="img\doctor.ico">
+			<CopyToOutputDirectory>Always</CopyToOutputDirectory>
+		</Content>
+		<Content Include="img\patient.png">
+		  <CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
+		</Content>
+	</ItemGroup>
+
+	<ItemGroup>
+		<PackageReference Include="AsyncAwaitBestPractices.MVVM" Version="4.3.0" />
+		<PackageReference Include="LiveCharts.Wpf" Version="0.9.7" />
+		<PackageReference Include="MvvmLightLibsStd10" Version="5.4.1.1" />
+		<PackageReference Include="Prism.Wpf" Version="8.0.0.1909" />
+		<PackageReference Include="PropertyChanged.Fody" Version="3.2.9" />
+	</ItemGroup>
+
+	<ItemGroup>
+		<ProjectReference Include="..\ProftaakRH\ProftaakRH.csproj" />
+	</ItemGroup>
+
+	<Import Project="..\Hashing\Hashing.projitems" Label="Shared" />
+
+</Project>

DoctorApp/FodyWeavers.xml

@@ -0,0 +1,3 @@
+<Weavers xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="FodyWeavers.xsd">
+  <PropertyChanged />
+</Weavers>

DoctorApp/FodyWeavers.xsd

@@ -0,0 +1,74 @@
+<?xml version="1.0" encoding="utf-8"?>
+<xs:schema xmlns:xs="http://www.w3.org/2001/XMLSchema">
+  <!-- This file was generated by Fody. Manual changes to this file will be lost when your project is rebuilt. -->
+  <xs:element name="Weavers">
+    <xs:complexType>
+      <xs:all>
+        <xs:element name="PropertyChanged" minOccurs="0" maxOccurs="1">
+          <xs:complexType>
+            <xs:attribute name="InjectOnPropertyNameChanged" type="xs:boolean">
+              <xs:annotation>
+                <xs:documentation>Used to control if the On_PropertyName_Changed feature is enabled.</xs:documentation>
+              </xs:annotation>
+            </xs:attribute>
+            <xs:attribute name="TriggerDependentProperties" type="xs:boolean">
+              <xs:annotation>
+                <xs:documentation>Used to control if the Dependent properties feature is enabled.</xs:documentation>
+              </xs:annotation>
+            </xs:attribute>
+            <xs:attribute name="EnableIsChangedProperty" type="xs:boolean">
+              <xs:annotation>
+                <xs:documentation>Used to control if the IsChanged property feature is enabled.</xs:documentation>
+              </xs:annotation>
+            </xs:attribute>
+            <xs:attribute name="EventInvokerNames" type="xs:string">
+              <xs:annotation>
+                <xs:documentation>Used to change the name of the method that fires the notify event. This is a string that accepts multiple values in a comma separated form.</xs:documentation>
+              </xs:annotation>
+            </xs:attribute>
+            <xs:attribute name="CheckForEquality" type="xs:boolean">
+              <xs:annotation>
+                <xs:documentation>Used to control if equality checks should be inserted. If false, equality checking will be disabled for the project.</xs:documentation>
+              </xs:annotation>
+            </xs:attribute>
+            <xs:attribute name="CheckForEqualityUsingBaseEquals" type="xs:boolean">
+              <xs:annotation>
+                <xs:documentation>Used to control if equality checks should use the Equals method resolved from the base class.</xs:documentation>
+              </xs:annotation>
+            </xs:attribute>
+            <xs:attribute name="UseStaticEqualsFromBase" type="xs:boolean">
+              <xs:annotation>
+                <xs:documentation>Used to control if equality checks should use the static Equals method resolved from the base class.</xs:documentation>
+              </xs:annotation>
+            </xs:attribute>
+            <xs:attribute name="SuppressWarnings" type="xs:boolean">
+              <xs:annotation>
+                <xs:documentation>Used to turn off build warnings from this weaver.</xs:documentation>
+              </xs:annotation>
+            </xs:attribute>
+            <xs:attribute name="SuppressOnPropertyNameChangedWarning" type="xs:boolean">
+              <xs:annotation>
+                <xs:documentation>Used to turn off build warnings about mismatched On_PropertyName_Changed methods.</xs:documentation>
+              </xs:annotation>
+            </xs:attribute>
+          </xs:complexType>
+        </xs:element>
+      </xs:all>
+      <xs:attribute name="VerifyAssembly" type="xs:boolean">
+        <xs:annotation>
+          <xs:documentation>'true' to run assembly verification (PEVerify) on the target assembly after all weavers have been executed.</xs:documentation>
+        </xs:annotation>
+      </xs:attribute>
+      <xs:attribute name="VerifyIgnoreCodes" type="xs:string">
+        <xs:annotation>
+          <xs:documentation>A comma-separated list of error codes that can be safely ignored in assembly verification.</xs:documentation>
+        </xs:annotation>
+      </xs:attribute>
+      <xs:attribute name="GenerateXsd" type="xs:boolean">
+        <xs:annotation>
+          <xs:documentation>'false' to turn off automatic generation of the XML Schema file.</xs:documentation>
+        </xs:annotation>
+      </xs:attribute>
+    </xs:complexType>
+  </xs:element>
+</xs:schema>

DoctorApp/Models/Chart.cs

@@ -0,0 +1,127 @@
+using System;
+using System.Collections.Generic;
+using System.ComponentModel;
+using System.Diagnostics;
+using System.Runtime.Serialization;
+using System.Text;
+using System.Threading;
+using System.Threading.Tasks;
+using LiveCharts;
+using LiveCharts.Configurations;
+using Util;
+
+namespace DoctorApp.Models
+{
+    class Chart : ObservableObject,INotifyPropertyChanged
+    {
+
+        private double _axisMax;
+        private double _axisMin;
+        private double _trend;
+
+        public event PropertyChangedEventHandler PropertyChanged;
+
+        public ChartValues<MeasureModel> ChartValues { get; set; }
+        public Func<double, string> DateTimeFormatter { get; set; }
+
+        public PatientInfo PatientInfo { get; set; }
+        public double AxisStep { get; set; }
+        public double AxisUnit { get; set; }
+
+        public double AxisMax
+        {
+            get { return _axisMax; }
+            set
+            {
+                _axisMax = value;
+                OnPropertyChanged("AxisMax");
+            }
+        }
+
+        public double AxisMin
+        {
+            get { return _axisMin; }
+            set
+            {
+                _axisMin = value;
+                OnPropertyChanged("AxisMin");
+            }
+        }
+
+        public bool IsReading { get; set; }
+
+
+
+
+        public Chart(PatientInfo patientInfo)
+        {
+            var mapper = Mappers.Xy<MeasureModel>()
+            .X(model => model.DateTime.Ticks)
+            .Y(model => model.Value);
+
+            Charting.For<MeasureModel>(mapper);
+
+            ChartValues = new ChartValues<MeasureModel>();
+
+            DateTimeFormatter = value => new DateTime((long)value).ToString("mm:ss");
+
+            AxisStep = TimeSpan.FromSeconds(1).Ticks;
+
+            AxisUnit = TimeSpan.TicksPerSecond;
+
+            SetAxisLimits(DateTime.Now);
+
+            IsReading = true;
+
+            ChartValues.Add(new MeasureModel
+            {
+                DateTime = DateTime.Now,
+                Value = 8
+            });
+
+        }
+
+        private void SetAxisLimits(DateTime now)
+        {
+            AxisMax = now.Ticks + TimeSpan.FromSeconds(1).Ticks; // lets force the axis to be 1 second ahead
+            AxisMin = now.Ticks - TimeSpan.FromSeconds(8).Ticks; // and 8 seconds behind
+        }
+
+        protected virtual void OnPropertyChanged(string propertyName = null)
+        {
+            if (PropertyChanged != null)
+                PropertyChanged.Invoke(this, new PropertyChangedEventArgs(propertyName));
+        }
+
+        
+        public void NewValue(double value)
+        {
+            var now = DateTime.Now;
+            _trend = value;
+            ChartValues.Add(new MeasureModel
+            {
+                DateTime = now,
+                Value = _trend
+            });
+
+            SetAxisLimits(now);
+
+            if (ChartValues.Count > 150) ChartValues.RemoveAt(0);
+        }
+
+        public void Clear()
+        {
+            Debug.WriteLine("clear");
+            ChartValues.Clear();
+        }
+
+
+
+    }
+
+    public class MeasureModel
+    {
+        public DateTime DateTime { get; set; }
+        public double Value { get; set; }
+    }
+}

DoctorApp/Models/Info.cs

@@ -0,0 +1,17 @@
+using DoctorApp.Utils;
+using System;
+using System.Collections.Generic;
+using System.Text;
+using Util;
+
+namespace DoctorApp.Models
+{
+    class Info : ObservableObject
+    {
+        public bool ConnectedToServer { get; set; }
+        public bool ConnectedToVREngine { get; set; }
+        public bool DoctorConnected { get; set; }
+
+        public bool CanConnectToVR { get; set; }
+    }
+}

DoctorApp/Models/PatientInfo.cs

@@ -0,0 +1,25 @@
+using System.Collections.ObjectModel;
+using Util;
+
+namespace DoctorApp.Models
+{
+    class PatientInfo : ObservableObject
+    {
+        public ObservableCollection<string> ChatLog { get; set; }
+        public string Username { get; set; }
+
+        public string Status { get; set; }
+
+        public double Speed { get; set; }
+
+        public int BPM { get; set; }
+
+        public float Resistance { get; set; }
+        public int Acc_Power { get; set; }
+
+        public int Curr_Power { get; set; }
+
+        public int Distance { get; set; }
+
+    }
+}

DoctorApp/Utils/Client.cs

@@ -0,0 +1,254 @@
+using System;
+using System.Diagnostics;
+using System.IO;
+using System.Linq;
+using System.Net.Sockets;
+using System.Text;
+using DoctorApp.ViewModels;
+using Microsoft.Win32;
+using ProftaakRH;
+using Util;
+
+namespace DoctorApp.Utils
+{
+    public delegate void EngineCallback();
+    public class Client
+    {
+        private TcpClient client;
+        private NetworkStream stream;
+        private byte[] buffer = new byte[1024];
+        private bool connected;
+        private byte[] totalBuffer = new byte[1024];
+        private int totalBufferReceived = 0;
+        private LoginViewModel LoginViewModel;
+        private MainViewModel MainViewModel;
+        private ClientInfoViewModel ClientInfoViewModel;
+
+
+        public Client() : this("localhost", 5555)
+        {
+
+        }
+
+        public Client(string adress, int port)
+        {
+            this.client = new TcpClient();
+            this.connected = false;
+            client.BeginConnect(adress, port, new AsyncCallback(OnConnect), null);
+        }
+
+        /// <summary>
+        /// callback method for when the TCP client is connected
+        /// </summary>
+        /// <param name="ar">the result of the async read</param>
+        private void OnConnect(IAsyncResult ar)
+        {
+            this.client.EndConnect(ar);
+            Console.WriteLine("TCP client Verbonden!");
+
+            this.stream = this.client.GetStream();
+
+            this.stream.BeginRead(this.buffer, 0, this.buffer.Length, new AsyncCallback(OnRead), null);
+        }
+
+        /// <summary>
+        /// callback method for when there is a message read
+        /// </summary>
+        /// <param name="ar">the result of the async read</param>
+        private void OnRead(IAsyncResult ar)
+        {
+            if (ar == null || (!ar.IsCompleted) || (!this.stream.CanRead))
+                return;
+
+            int receivedBytes = this.stream.EndRead(ar);
+
+            if (totalBufferReceived + receivedBytes > 1024)
+            {
+                throw new OutOfMemoryException("buffer too small");
+            }
+            Array.Copy(buffer, 0, totalBuffer, totalBufferReceived, receivedBytes);
+            totalBufferReceived += receivedBytes;
+
+            int expectedMessageLength = BitConverter.ToInt32(totalBuffer, 0);
+            while (totalBufferReceived >= expectedMessageLength)
+            {
+                //volledig packet binnen
+                byte[] messageBytes = new byte[expectedMessageLength];
+                Array.Copy(totalBuffer, 0, messageBytes, 0, expectedMessageLength);
+
+
+                byte[] payloadbytes = new byte[BitConverter.ToInt32(messageBytes, 0) - 5];
+
+                Array.Copy(messageBytes, 5, payloadbytes, 0, payloadbytes.Length);
+
+                string identifier;
+                bool isJson = DataParser.getJsonIdentifier(messageBytes, out identifier);
+
+                if (isJson)
+                {
+                    switch (identifier)
+                    {
+                        case DataParser.LOGIN_RESPONSE:
+                            string responseStatus = DataParser.getResponseStatus(payloadbytes);
+                            if (responseStatus == "OK")
+                            {
+                                Debug.WriteLine("Doctor Username and password correct!");
+                                this.LoginViewModel.setLoginStatus(true);
+                                this.connected = true;
+
+                            }
+                            else
+                            {
+                                this.LoginViewModel.setLoginStatus(false);
+                                Debug.WriteLine($"login failed \"{responseStatus}\"");
+                            }
+                            break;
+                        case DataParser.START_SESSION:
+                            Console.WriteLine("Session started!");
+                            break;
+                        case DataParser.STOP_SESSION:
+                            Console.WriteLine("Stop session identifier");
+                            break;
+                        case DataParser.SET_RESISTANCE:
+                            Console.WriteLine("Set resistance identifier");
+                            break;
+                        case DataParser.NEW_CONNECTION:
+                            this.MainViewModel.NewConnectedUser(DataParser.getUsernameFromJson(payloadbytes));
+                            break;
+                        case DataParser.DISCONNECT:
+                            this.MainViewModel.DisconnectedUser(DataParser.getUsernameFromJson(payloadbytes));
+                            break;
+                        default:
+                            Console.WriteLine($"Received json with identifier {identifier}:\n{Encoding.ASCII.GetString(payloadbytes)}");
+                            break;
+                    }
+                }
+                else if (DataParser.isRawDataBikeDoctor(messageBytes))
+                {
+                    MainViewModel.TransferDataToClientBike(payloadbytes);
+                }
+                else if (DataParser.isRawDataBPMDoctor(messageBytes))
+                {
+                    MainViewModel.TransferDataToClientBPM(payloadbytes);
+                }
+                else if (DataParser.IsHistoricBikeData(messageBytes))
+                {
+
+
+                    // todo change to name of patient
+                    string name = MainViewModel.Tabs[0].PatientInfo.Username;
+                    string result = "PATIENT INFO FOR " + name + "\n\n";
+                    for (int i = 0; i < payloadbytes.Length; i += 8)
+                    {
+                        byte[] res = new byte[8];
+                        Array.Copy(payloadbytes, i, res, 0, 8);
+                        result += handleBikeHistory(res);
+                    }
+
+                    string path = Environment.GetFolderPath(Environment.SpecialFolder.MyDocuments) + "/" + name + ".txt";
+                    File.WriteAllText(path,result);
+                }
+                Array.Copy(totalBuffer, expectedMessageLength, totalBuffer, 0, (totalBufferReceived - expectedMessageLength)); //maybe unsafe idk
+                totalBufferReceived -= expectedMessageLength;
+                expectedMessageLength = BitConverter.ToInt32(totalBuffer, 0);
+            }
+
+            if (ar == null || (!ar.IsCompleted) || (!this.stream.CanRead) || !this.client.Connected)
+                return;
+            this.stream.BeginRead(this.buffer, 0, this.buffer.Length, new AsyncCallback(OnRead), null);
+
+        }
+
+        private string handleBikeHistory(byte[] bytes)
+        {
+            string res = string.Empty;
+            switch (bytes[0])
+            {
+                case 0x10:
+                    res += "Time elapsed: " + bytes[2] / 4 + "s\n";
+                    res += "Distance traveled: " + bytes[3] + "\n";
+                    int input = bytes[4] | (bytes[5] << 8);
+                    res += $"Speed {input * 0.01}m/s\n";
+                    res += $"Heart rate: { Convert.ToString(bytes[6], 10)}";
+                    break;
+                case 0x19:
+                    res += $"RPM: {bytes[2]}\n";
+                    int accumPower = bytes[3] | (bytes[4] << 8);
+                    res += $"Accumulated power: {accumPower} watt\n";
+                    int instantPower = (bytes[5]) | (bytes[6] & 0b00001111) << 8;
+                    if (instantPower != 0xFFF)
+                    {
+                        res += $"Instant power: {instantPower} watt\n"; 
+                    }
+                    break;
+
+            }
+            return res + "\n";
+            
+            
+        }
+
+            /// <summary>
+            /// starts sending a message to the server
+            /// </summary>
+            /// <param name="message">the message to send</param>
+            public void sendMessage(byte[] message)
+        {
+            stream.BeginWrite(message, 0, message.Length, new AsyncCallback(OnWrite), null);
+        }
+
+        /// <summary>
+        /// callback method for when a message is fully written to the server
+        /// </summary>
+        /// <param name="ar">the async result representing the asynchronous call</param>
+        private void OnWrite(IAsyncResult ar)
+        {
+            this.stream.EndWrite(ar);
+        }
+
+        /// <summary>
+        /// wether or not the client stream is connected
+        /// </summary>
+        /// <returns>true if it's connected, false if not</returns>
+        public bool IsConnected()
+        {
+            return this.connected;
+        }
+        /// <summary>
+        /// tries to log in to the server by asking for a username and password
+        /// </summary>
+        public void tryLogin(string username, string password)
+        {
+
+            string hashPassword = Util.Hasher.HashString(password);
+
+            byte[] message = DataParser.getJsonMessage(DataParser.LoginAsDoctor(username, hashPassword));
+
+
+            this.stream.BeginWrite(message, 0, message.Length, new AsyncCallback(OnWrite), null);
+        }
+
+        internal void SetLoginViewModel(LoginViewModel loginViewModel)
+        {
+            this.LoginViewModel = loginViewModel;
+        }
+
+        internal void SetMainViewModel(MainViewModel mainViewModel)
+        {
+            this.MainViewModel = mainViewModel;
+        }
+
+        internal void SetClientInfoViewModel(ClientInfoViewModel clientInfoViewModel)
+        {
+            this.ClientInfoViewModel = clientInfoViewModel;
+        }
+
+        public void Dispose()
+        {
+            Debug.WriteLine("client dispose called");
+            sendMessage(DataParser.getDisconnectJson(LoginViewModel.Username));
+            this.stream.Dispose();
+            this.client.Dispose();
+        }
+    }
+}

DoctorApp/ViewModels/ClientInfoViewModel.cs

@@ -0,0 +1,149 @@
+using DoctorApp.Models;
+using DoctorApp.Utils;
+using GalaSoft.MvvmLight.Command;
+using System;
+using System.Collections.Generic;
+using System.Collections.ObjectModel;
+using System.ComponentModel;
+using System.Diagnostics;
+using System.Text;
+using System.Windows.Controls;
+using System.Windows.Input;
+using Util;
+
+namespace DoctorApp.ViewModels
+{
+
+    class ClientInfoViewModel : ObservableObject
+    {
+        public PatientInfo PatientInfo { get; set; }
+
+        private string _mySelectedItem;
+        public string MySelectedItem
+        {
+            get { return _mySelectedItem; }
+            set
+            {
+                Chart.Clear();
+                _mySelectedItem = value;
+            }
+        }
+
+        public ICommand StartSession { get; set; }
+
+        public ICommand StopSession { get; set; }
+
+        public ICommand Chat { get; set; }
+
+        public ICommand ChatToAll { get; set; }
+
+        public ICommand ClientInfo { get; set; }
+
+        public ICommand SetResistance { get; set; }
+
+        public ICommand SaveHistoricData { get; set; }
+
+        public MainWindowViewModel MainWindowViewModel { get; set; }
+        private Client client;
+
+        public Chart Chart { get; set; }
+
+        public ClientInfoViewModel(MainWindowViewModel mainWindowViewModel, string username)
+        {
+            MainWindowViewModel = mainWindowViewModel;
+            this.PatientInfo = new PatientInfo() { Username = username, Status = "Waiting to start" };
+            this.Chart = new Chart(this.PatientInfo);
+            PatientInfo.ChatLog = new ObservableCollection<string>();
+            client = mainWindowViewModel.client;
+
+            StartSession = new RelayCommand(() =>
+            {
+                client.sendMessage(DataParser.getStartSessionJson(PatientInfo.Username));
+                PatientInfo.Status = "Session started";
+            });
+
+            StopSession = new RelayCommand(() =>
+            {
+                client.sendMessage(DataParser.getStopSessionJson(PatientInfo.Username));
+                PatientInfo.Status = "Session stopped, waiting to start again.";
+            });
+
+            Chat = new RelayCommand<object>((parameter) =>
+            {
+                client.sendMessage(DataParser.getChatJson(PatientInfo.Username, ((TextBox)parameter).Text));
+                PatientInfo.ChatLog.Add(DateTime.Now + ": " + ((TextBox)parameter).Text);
+            });
+
+            //TODO RelayCommand ChatToAll
+
+            SetResistance = new RelayCommand<object>((parameter) =>
+            {
+                Debug.WriteLine("resistance");
+                //client.sendMessage(DataParser.getSetResistanceJson(PatientInfo.Username, float.Parse(((TextBox)parameter).Text)));
+                PatientInfo.Resistance = float.Parse(((TextBox)parameter).Text);
+            });
+
+            // request the historic data from the server
+            this.SaveHistoricData = new RelayCommand<object>((parameter) =>
+            {
+                this.client.sendMessage(DataParser.GetGetFileMessage(PatientInfo.Username));
+                // data is stored on the server
+                // send request to server that we want to get the current historic data from the patient
+                // server sends this back
+                // we parse it
+            });
+
+        }
+
+        public void BPMData(byte[] bytes)
+        {
+            //TODO
+            //Parsen van de data you fuck
+            PatientInfo.BPM = bytes[1];
+            if (bytes[0] == 0x00)
+            {
+
+            }
+            else
+            {
+                if (MySelectedItem == "BPM")
+                {
+                    Chart.NewValue(PatientInfo.BPM);
+                }
+
+            }
+
+
+        }
+
+        public void BikeData(byte[] bytes)
+        {
+            //TODO
+            //Parsen van de data you fuck
+            switch (bytes[0])
+            {
+                case 0x10:
+                    if (bytes[1] != 25)
+                    {
+                        throw new Exception();
+                    }
+                    PatientInfo.Distance = bytes[3];
+                    PatientInfo.Speed = (bytes[4] | (bytes[5] << 8)) * 0.01;
+                    if (MySelectedItem == "Speed")
+                    {
+                        Chart.NewValue(PatientInfo.Speed);
+                    }
+                    break;
+                case 0x19:
+                    PatientInfo.Acc_Power = bytes[3] | (bytes[4] << 8);
+                    PatientInfo.Curr_Power = (bytes[5]) | (bytes[6] & 0b00001111) << 8;
+                    break;
+                default:
+                    Debug.WriteLine("rip");
+                    break;
+            }
+        }
+
+
+    }
+}

DoctorApp/ViewModels/LoginViewModel.cs

@@ -0,0 +1,47 @@
+
+using DoctorApp.Utils;
+using GalaSoft.MvvmLight.Command;
+using System;
+using System.Collections.Generic;
+using System.Text;
+using System.Windows.Controls;
+using System.Windows.Input;
+using Util;
+
+namespace DoctorApp.ViewModels
+{
+    class LoginViewModel : ObservableObject
+    {
+        public string Username { get; set; }
+        public ICommand LoginCommand { get; set; }
+
+        public bool LoginStatus { get; set; }
+
+        public bool InvertedLoginStatus { get; set; }
+
+        private MainWindowViewModel mainWindowViewModel;
+        public LoginViewModel(MainWindowViewModel mainWindowViewModel)
+        {
+            this.mainWindowViewModel = mainWindowViewModel;
+            LoginCommand = new RelayCommand<object>((parameter) =>
+            {
+                //TODO send username and password to server
+                this.mainWindowViewModel.client.tryLogin(Username, ((PasswordBox)parameter).Password);
+            });
+        }
+
+
+
+        internal void setLoginStatus(bool status)
+        {
+            this.mainWindowViewModel.InfoModel.ConnectedToServer = status;
+            this.InvertedLoginStatus = !status;
+            if (status)
+            {
+                MainViewModel mainViewModel = new MainViewModel(mainWindowViewModel);
+                this.mainWindowViewModel.client.SetMainViewModel(mainViewModel);
+                this.mainWindowViewModel.SelectedViewModel = mainViewModel;
+            }
+        }
+    }
+}

DoctorApp/ViewModels/MainViewModel.cs

@@ -0,0 +1,82 @@
+using DoctorApp.Utils;
+using System;
+using System.Collections.Generic;
+using System.Collections.ObjectModel;
+using System.ComponentModel;
+using System.Diagnostics;
+using System.Text;
+using System.Windows.Controls;
+using Util;
+
+namespace DoctorApp.ViewModels
+{
+    class MainViewModel : ObservableObject
+    {
+        public ObservableCollection<ClientInfoViewModel> Tabs { get; set; }
+        public int Selected { get; set; }
+        public MainWindowViewModel MainWindowViewModel { get; set; }
+
+        Client client;
+
+        public MainViewModel(MainWindowViewModel mainWindowViewModel)
+        {
+            this.MainWindowViewModel = mainWindowViewModel;
+            client = this.MainWindowViewModel.client;
+            Tabs = new ObservableCollection<ClientInfoViewModel>();
+        }
+
+        public void NewConnectedUser(string username)
+        {
+            Debug.WriteLine("new tab with name " + username);
+            App.Current.Dispatcher.Invoke((Action)delegate
+            {
+                Tabs.Add(new ClientInfoViewModel(MainWindowViewModel, username));
+            });
+        }
+
+        public void DisconnectedUser(string username)
+        {
+            App.Current.Dispatcher.Invoke((Action)delegate
+            {
+                foreach (ClientInfoViewModel item in Tabs)
+                {
+                    if (item.PatientInfo.Username == username)
+                    {
+                        Tabs.Remove(item);
+                        break;
+                    }
+                }
+            });
+        }
+
+        public void TransferDataToClientBike(byte[] bytes)
+        {
+            string username = DataParser.getNameFromBytesBike(bytes);
+            foreach (ClientInfoViewModel item in Tabs)
+            {
+                if (item.PatientInfo.Username == username)
+                {
+                    item.BikeData(DataParser.getDataWithoutName(bytes, 0, 8));
+                    return;
+                }
+            }
+            Debug.WriteLine("[MainViewModel] did not find client (bike) username is " + username);
+        }
+
+        public void TransferDataToClientBPM(byte[] bytes)
+        {
+            string username = DataParser.getNameFromBytesBPM(bytes);
+            foreach (ClientInfoViewModel item in Tabs)
+            {
+                if (item.PatientInfo.Username == username)
+                {
+                    item.BPMData(DataParser.getDataWithoutName(bytes, 0, 2));
+                    return;
+                }
+            }
+            Debug.WriteLine("[MainViewModel] did not find client (bpm) username is " + username);
+        }
+    }
+
+
+}

DoctorApp/ViewModels/MainWindowViewModel.cs

@@ -0,0 +1,134 @@
+using GalaSoft.MvvmLight.Command;
+using System.Diagnostics;
+using Util;
+using System.Windows;
+using System.Windows.Input;
+using DoctorApp.Models;
+using DoctorApp.Utils;
+using Util.MagicCode;
+
+namespace DoctorApp.ViewModels
+{
+    class MainWindowViewModel : ObservableObject
+    {
+        #region private members
+
+        private Window mWindow;
+
+        private int mOuterMarginSize = 10;
+        private int mWindowRadius = 10;
+
+        #endregion
+
+        #region commands
+
+        public ICommand MinimizeCommand { get; set; }
+
+        public ICommand MaximizeCommand { get; set; }
+
+        public ICommand CloseCommand { get; set; }
+
+        public ICommand MenuCommand { get; set; }
+
+        #endregion
+
+        #region public properties
+        public Info InfoModel { get; set; }
+
+        public ObservableObject SelectedViewModel { get; set; }
+
+        public Client client { get; }
+
+        /// <summary>
+        /// size of the resize border around the window
+        /// </summary>
+
+        public double MinimumWidth { get; set; } = 250;
+
+        public double MinimumHeight { get; set; } = 250;
+
+
+
+        public int ResizeBorder { get; set; } = 6;
+
+        public Thickness ResizeBorderThickness { get { return new Thickness(ResizeBorder + OuterMarginSize); } }
+
+        public Thickness InnerContentPadding { get { return new Thickness(ResizeBorder); } }
+
+
+        public Thickness OuterMarginThickness { get { return new Thickness(OuterMarginSize); } }
+
+        public CornerRadius WindowCornerRadius { get { return new CornerRadius(WindowRadius); } }
+
+        public int OuterMarginSize
+        {
+            get
+            {
+                return mWindow.WindowState == WindowState.Maximized ? 0 : mOuterMarginSize;
+            }
+            set
+            {
+                mOuterMarginSize = value;
+            }
+        }
+
+        public int WindowRadius
+        {
+            get
+            {
+                return mWindow.WindowState == WindowState.Maximized ? 0 : mWindowRadius;
+            }
+            set
+            {
+                mWindowRadius = value;
+            }
+        }
+
+        public int TitleHeight { get; set; } = 42;
+
+        public GridLength TitleHeightGridLength { get { return new GridLength(TitleHeight + ResizeBorder); } }
+
+        #endregion
+
+        public MainWindowViewModel(Window window, Client client)
+        {
+            this.mWindow = window;
+
+            this.mWindow.StateChanged += (sender, e) =>
+            {
+                OnPropertyChanged(nameof(ResizeBorderThickness));
+                OnPropertyChanged(nameof(OuterMarginThickness));
+                OnPropertyChanged(nameof(WindowCornerRadius));
+                OnPropertyChanged(nameof(OuterMarginSize));
+                OnPropertyChanged(nameof(WindowRadius));
+            };
+
+            this.InfoModel = new Info();
+            this.client = client;
+            LoginViewModel loginViewModel = new LoginViewModel(this);
+            SelectedViewModel = loginViewModel;
+            this.client.SetLoginViewModel(loginViewModel);
+
+            this.MinimizeCommand = new RelayCommand(() => this.mWindow.WindowState = WindowState.Minimized);
+            this.MaximizeCommand = new RelayCommand(() => this.mWindow.WindowState ^= WindowState.Maximized);
+            this.CloseCommand = new RelayCommand(() => this.mWindow.Close());
+            this.MenuCommand = new RelayCommand(() => SystemCommands.ShowSystemMenu(this.mWindow, GetMousePosition()));
+
+            var resizer = new WindowResizer(this.mWindow);
+
+            this.mWindow.Closed += (sender, e) => this.client.Dispose();
+        }
+
+
+        #region helper 
+
+        private Point GetMousePosition()
+        {
+            Debug.WriteLine("getmousePosition called");
+            var p = Mouse.GetPosition(this.mWindow);
+            return new Point(p.X + this.mWindow.Left, p.Y + this.mWindow.Top);
+        }
+
+        #endregion
+    }
+}

DoctorApp/Views/ClientInfoView.xaml

@@ -0,0 +1,93 @@
+<UserControl x:Class="DoctorApp.Views.ClientInfoView"
+             xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
+             xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+             xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006" 
+             xmlns:d="http://schemas.microsoft.com/expression/blend/2008" 
+             xmlns:local="clr-namespace:DoctorApp.Views"
+             mc:Ignorable="d" 
+             xmlns:lvc="clr-namespace:LiveCharts.Wpf;assembly=LiveCharts.Wpf"
+             d:DesignHeight="450" d:DesignWidth="800">
+    <Grid Margin="15,5,15,15">
+        <Grid.ColumnDefinitions>
+            <ColumnDefinition Width="5*"/>
+            <ColumnDefinition Width="3*"/>
+        </Grid.ColumnDefinitions>
+        <Grid.RowDefinitions>
+            <RowDefinition Height="43*"/>
+            <RowDefinition Height="47*"/>
+            <RowDefinition Height="180*"/>
+            <RowDefinition Height="180*"/>
+        </Grid.RowDefinitions>
+
+        <Grid Grid.RowSpan="2" Margin="0,0,0,22">
+            <StackPanel Orientation="Horizontal" >
+                <StackPanel.Resources>
+                    <Style TargetType="{x:Type Label}">
+                        <Setter Property="Margin" Value="0,0,20,0"/>
+                    </Style>
+                </StackPanel.Resources>
+                <Label Content="{Binding Path=PatientInfo.Username}"/>
+                <Label Content="{Binding Path=PatientInfo.Status}"/>
+            </StackPanel>
+            <Button Content="Save Historic Data" HorizontalAlignment="Right" VerticalAlignment="Center" Padding="5" Command="{Binding SaveHistoricData}"/>
+        </Grid>
+        <StackPanel Margin="0,10,0,0"  Grid.Row="2">
+            <StackPanel.Resources>
+                <Style TargetType="{x:Type DockPanel}">
+                    <Setter Property="Margin" Value="0,20,0,0"/>
+                </Style>
+            </StackPanel.Resources>
+            <DockPanel Height="26" LastChildFill="False" HorizontalAlignment="Stretch">
+                <Label Content="Resistance" Width="110" DockPanel.Dock="Right"/>
+                <Label Content="Current Speed" Width="110" DockPanel.Dock="Left"/>
+                <Label Content="Current BPM" Width="110" DockPanel.Dock="Top"/>
+            </DockPanel>
+            <DockPanel Height="26" LastChildFill="False" HorizontalAlignment="Stretch">
+                <TextBox Name="textBox_Resistance" Text="{Binding Path=PatientInfo.Resistance}" TextWrapping="Wrap" Width="110" DockPanel.Dock="Right" IsReadOnly="true"/>
+                <TextBox Name="textBox_CurrentSpeed" Text="{Binding Path=PatientInfo.Speed, StringFormat=N2}" TextWrapping="Wrap" Width="110" DockPanel.Dock="Left" IsReadOnly="true"/>
+                <TextBox Name="textBox_CurrentBPM" Text="{Binding Path=PatientInfo.BPM}" TextWrapping="Wrap" Width="110" DockPanel.Dock="Top" Height="26" IsReadOnly="true"/>
+            </DockPanel>
+            <DockPanel Height="26" LastChildFill="False">
+                <Label Content="Distance Covered" Width="110" DockPanel.Dock="Right"/>
+                <Label Content="Current Power" Width="110" DockPanel.Dock="Left"/>
+                <Label Content="Acc. Power" Width="110" DockPanel.Dock="Top"/>
+            </DockPanel>
+            <DockPanel Height="26" LastChildFill="False">
+                <TextBox Name="textBox_DistanceCovered" Text="{Binding Path=PatientInfo.Distance}" TextWrapping="Wrap" Width="110" DockPanel.Dock="Right" IsReadOnly="true"/>
+                <TextBox Name="textBox_CurrentPower" Text="{Binding Path=PatientInfo.Curr_Power}" TextWrapping="Wrap" Width="110" DockPanel.Dock="Left" IsReadOnly="true"/>
+                <TextBox Name="textBox_AccPower" Text="{Binding Path=PatientInfo.Acc_Power}" TextWrapping="Wrap" Width="110" DockPanel.Dock="Top" Height="26" IsReadOnly="true"/>
+            </DockPanel>
+        </StackPanel>
+        <ListBox Name="ChatBox"  ItemsSource="{Binding PatientInfo.ChatLog}" Grid.Column="1" Margin="59,41,0,0" Grid.RowSpan="3"/>
+        <TextBox Name="textBox_Chat" Grid.Column="1" HorizontalAlignment="Left" Margin="59,10,0,0" Grid.Row="3" Text="" TextWrapping="Wrap" VerticalAlignment="Top" Width="235"/>
+        <Button x:Name="Send" Content="Send" Grid.Column="1" HorizontalAlignment="Left" Margin="59,33,0,0" Grid.Row="3" VerticalAlignment="Top" Command="{Binding Chat}" CommandParameter="{Binding ElementName=textBox_Chat}"/>
+        <Button Content="Start Session" Grid.Column="1" HorizontalAlignment="Left" Margin="69,86,0,0" Grid.Row="3" VerticalAlignment="Top" Width="97" Command="{Binding StartSession}" CommandParameter=""/>
+        <Button Content="Stop Session" Grid.Column="1" HorizontalAlignment="Left" Margin="187,86,0,0" Grid.Row="3" VerticalAlignment="Top" Width="97" Command="{Binding StopSession}" CommandParameter=""/>
+        <TextBox x:Name="textBox_SetResistance" Grid.Column="1" HorizontalAlignment="Left" Margin="69,128,0,0" Grid.Row="3" TextWrapping="Wrap" VerticalAlignment="Top" Width="97"/>
+        <Button Content="Set Resistance" Grid.Column="1" HorizontalAlignment="Left" Margin="187,128,0,0" Grid.Row="3" VerticalAlignment="Top" Width="97" Height="18" Command="{Binding SetResistance}" CommandParameter="{Binding ElementName=textBox_SetResistance}"/>
+        <lvc:CartesianChart Grid.Row="3" AnimationsSpeed="0:0:0.5" Hoverable="False" DataTooltip="{x:Null}" Margin="0,33,0,-5">
+            <lvc:CartesianChart.Series>
+                <lvc:LineSeries Values="{Binding Chart.ChartValues}" 
+                                PointGeometry="{x:Null}" 
+                                LineSmoothness="1"
+                                StrokeThickness="6" 
+                                Stroke="#F34336"
+                                Fill="Transparent"/>
+            </lvc:CartesianChart.Series>
+            <lvc:CartesianChart.AxisX>
+                <lvc:Axis LabelFormatter="{Binding Chart.DateTimeFormatter}" 
+                          MaxValue="{Binding Chart.AxisMax}" 
+                          MinValue="{Binding Chart.AxisMin}"
+                          Unit="{Binding Chart.AxisUnit}">
+                    <lvc:Axis.Separator>
+                        <lvc:Separator Step="{Binding Chart.AxisStep}" />
+                    </lvc:Axis.Separator>
+                </lvc:Axis>
+            </lvc:CartesianChart.AxisX>
+        </lvc:CartesianChart>
+        <ComboBox Name="DropBox" HorizontalAlignment="Left" Margin="0,6,0,0" Grid.Row="3" VerticalAlignment="Top" Width="190" SelectedItem="{Binding Path=MySelectedItem}">
+            <ComboBoxItem Content="Speed" IsSelected="True"></ComboBoxItem>
+            <ComboBoxItem Content="BPM"></ComboBoxItem>
+        </ComboBox>
+    </Grid>
+</UserControl>

DoctorApp/Views/ClientInfoView.xaml.cs

@@ -0,0 +1,26 @@
+using System;
+using System.Collections.Generic;
+using System.Text;
+using System.Windows;
+using System.Windows.Controls;
+using System.Windows.Data;
+using System.Windows.Documents;
+using System.Windows.Input;
+using System.Windows.Media;
+using System.Windows.Media.Imaging;
+using System.Windows.Navigation;
+using System.Windows.Shapes;
+
+namespace DoctorApp.Views
+{
+    /// <summary>
+    /// Interaction logic for ClientInfoView.xaml
+    /// </summary>
+    public partial class ClientInfoView : UserControl
+    {
+        public ClientInfoView()
+        {
+            InitializeComponent();
+        }
+    }
+}

DoctorApp/Views/LoginView.xaml

@@ -0,0 +1,25 @@
+<UserControl x:Class="DoctorApp.Views.LoginView"
+      xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
+      xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+      xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006" 
+      xmlns:d="http://schemas.microsoft.com/expression/blend/2008" 
+      xmlns:local="clr-namespace:DoctorApp.Views"
+      xmlns:viewModels="clr-namespace:DoctorApp.ViewModels"
+                   xmlns:Util="clr-namespace:Util.MagicCode"
+      mc:Ignorable="d" 
+      d:DesignHeight="450" d:DesignWidth="800"
+      >
+
+    <DockPanel>
+        <StackPanel VerticalAlignment="Center" Width="auto">
+            <Label Content="Username" HorizontalContentAlignment="Center" />
+            <TextBox x:Name="Username" Text="{Binding Username}" TextWrapping="Wrap" Width="120" Util:FocusAdvancement.AdvancesByEnterKey="True"/>
+            <Label Content="Password" HorizontalContentAlignment="Center"/>
+            <PasswordBox x:Name="Password" Width="120" Util:FocusAdvancement.AdvancesByEnterKey="True"/>
+            <Button x:Name="Login" Content="Login" Command="{Binding LoginCommand}" CommandParameter="{Binding ElementName=Password}" Margin="0,20,0,0" Width="120"/>
+            <Popup IsOpen="{Binding InvertedLoginStatus}" PopupAnimation = "Fade" HorizontalAlignment="Left">
+                <Label Content="Login failed" Foreground="Red" Background="#FFFF" />
+            </Popup>
+        </StackPanel>
+    </DockPanel>
+</UserControl>

DoctorApp/Views/LoginView.xaml.cs

@@ -0,0 +1,26 @@
+using System;
+using System.Collections.Generic;
+using System.Text;
+using System.Windows;
+using System.Windows.Controls;
+using System.Windows.Data;
+using System.Windows.Documents;
+using System.Windows.Input;
+using System.Windows.Media;
+using System.Windows.Media.Imaging;
+using System.Windows.Navigation;
+using System.Windows.Shapes;
+
+namespace DoctorApp.Views
+{
+    /// <summary>
+    /// Interaction logic for LoginView.xaml
+    /// </summary>
+    public partial class LoginView : UserControl
+    {
+        public LoginView()
+        {
+            InitializeComponent();
+        }
+    }
+}

DoctorApp/Views/MainView.xaml

@@ -0,0 +1,27 @@
+<UserControl x:Class="DoctorApp.Views.MainView"
+      xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
+      xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+      xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006" 
+      xmlns:d="http://schemas.microsoft.com/expression/blend/2008" 
+      xmlns:local="clr-namespace:DoctorApp.Views"
+      mc:Ignorable="d" 
+      d:DesignHeight="450" d:DesignWidth="800">
+
+    <Grid>
+        <TabControl TabStripPlacement="Left" ItemsSource="{Binding Tabs}" SelectedItem="{Binding Selected}">
+            <TabControl.ItemTemplate>
+                <DataTemplate>
+                    <StackPanel Orientation="Horizontal">
+                        <Image Source="/img/patient.png" Width="25" Margin="0 0 5 0"/>
+                        <TextBlock Text="{Binding PatientInfo.Username}" FontSize="20" MaxWidth="100" Width="100" TextTrimming="CharacterEllipsis"/>
+                    </StackPanel>
+                </DataTemplate>
+            </TabControl.ItemTemplate>
+            <TabControl.ContentTemplate>
+                <DataTemplate>
+                    <ContentControl Content="{Binding}"/>
+                </DataTemplate>
+            </TabControl.ContentTemplate>
+        </TabControl>
+    </Grid>
+</UserControl>

DoctorApp/Views/MainView.xaml.cs

@@ -0,0 +1,26 @@
+using System;
+using System.Collections.Generic;
+using System.Text;
+using System.Windows;
+using System.Windows.Controls;
+using System.Windows.Data;
+using System.Windows.Documents;
+using System.Windows.Input;
+using System.Windows.Media;
+using System.Windows.Media.Imaging;
+using System.Windows.Navigation;
+using System.Windows.Shapes;
+
+namespace DoctorApp.Views
+{
+    /// <summary>
+    /// Interaction logic for MainView.xaml
+    /// </summary>
+    public partial class MainView : UserControl
+    {
+        public MainView()
+        {
+            InitializeComponent();
+        }
+    }
+}

DoctorApp/Views/MainWindow.xaml

@@ -0,0 +1,122 @@
+<Window x:Class="DoctorApp.MainWindow"
+        xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
+        xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+        xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
+        xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
+        xmlns:local="clr-namespace:DoctorApp"
+        mc:Ignorable="d"
+        Background="Transparent"
+        WindowStyle="None"
+        AllowsTransparency="True"
+         MinHeight="{Binding MinimumHeight}"
+        MinWidth="{Binding MinimumWidth}"
+        Title="MainWindow" Height="800" Width="1500">
+    <Window.Resources>
+        <Style TargetType="{x:Type local:MainWindow}">
+            <Setter Property="Template">
+                <Setter.Value>
+                    <ControlTemplate TargetType="{x:Type Window}">
+                        <Border  Padding="{Binding OuterMarginThickness, FallbackValue=10}" >
+                            <Grid>
+
+                                <!-- opacity mask -->
+                                <Border x:Name="Container"
+                                        Background="{StaticResource BackgroundLightBrush}"
+                                        CornerRadius="{Binding WindowCornerRadius, FallbackValue=10}"/>
+
+
+                                <Border CornerRadius="{Binding WindowCornerRadius, FallbackValue=10}" 
+                                        Background="{StaticResource BackgroundVeryLightBrush}">
+                                    <Border.Effect>
+                                        <DropShadowEffect ShadowDepth="0" Opacity="0.2"/>
+                                    </Border.Effect>
+                                </Border>
+
+
+                                <Grid>
+
+                                    <Grid.OpacityMask>
+                                        <VisualBrush Visual="{Binding ElementName=Container}"/>
+                                    </Grid.OpacityMask>
+
+                                    <Grid.RowDefinitions>
+                                        <RowDefinition Height="{Binding TitleHeightGridLength, FallbackValue=42}"/>
+                                        <RowDefinition Height="*"/>
+                                    </Grid.RowDefinitions>
+
+                                    <!-- Title bar -->
+                                    <Grid Grid.Column="0" Grid.Row="0" Panel.ZIndex="1" Background="{StaticResource BackgroundLightBrush}">
+                                        <Grid.ColumnDefinitions>
+                                            <ColumnDefinition Width="Auto"/>
+                                            <ColumnDefinition Width="*"/>
+                                            <ColumnDefinition Width="Auto"/>
+                                        </Grid.ColumnDefinitions>
+
+                                        <!-- icon -->
+                                        <Button Grid.Column="0" Style="{StaticResource SystemIconButton}" Command="{Binding MenuCommand}">
+                                            <Image Source="/img/doctor.ico"/>
+                                            <!--<TextBlock Text="icon"/>-->
+                                        </Button>
+
+                                        <!-- Title -->
+                                        <Viewbox Grid.Column="1" Margin="0">
+                                            <TextBlock Style="{StaticResource HeaderText}" Text="{Binding RelativeSource={RelativeSource TemplatedParent}, Path=Title, FallbackValue=failed}"/>
+                                        </Viewbox>
+
+                                        <!-- Window buttons -->
+                                        <StackPanel Grid.Column="2" Orientation="Horizontal">
+                                            <Button Style="{StaticResource WindowControlButton}" Content="_" Command="{Binding MinimizeCommand}"/>
+                                            <Button Style="{StaticResource WindowControlButton}" Content="[]" Command="{Binding MaximizeCommand}"/>
+                                            <Button Style="{StaticResource WindowCloseButton}" Content="X" Command="{Binding CloseCommand}"/>
+                                        </StackPanel>
+
+                                    </Grid>
+
+                                    <!-- Page content -->
+                                    <Border Grid.Row="1" Grid.Column="0">
+                                        <ContentPresenter Content="{TemplateBinding Content}"/>
+                                    </Border>
+
+                                    <!-- shadow? -->
+                                    <Border Grid.Row="1" Height="6" BorderThickness="0 0.2 0 0" VerticalAlignment="Top">
+                                        <!--<Border.BorderBrush>
+                                            <LinearGradientBrush StartPoint="0,0" EndPoint="1,0">
+                                                <GradientStop Color="{StaticResource BackgroundSemiLight}" Offset="0.0"/>
+                                                <GradientStop Color="{StaticResource BackgroundVeryLight}" Offset="1.0"/>
+                                            </LinearGradientBrush>
+                                        </Border.BorderBrush>-->
+
+
+                                        <Border.Background>
+                                            <LinearGradientBrush StartPoint="0,0" EndPoint="0,1">
+                                                <GradientStop Color="Transparent" Offset="1.0"/>
+                                                <GradientStop Color="#7000" Offset="0.0"/>
+                                            </LinearGradientBrush>
+                                        </Border.Background>
+                                    </Border>
+
+
+
+                                </Grid>
+
+                            </Grid>
+                        </Border>
+                    </ControlTemplate>
+                </Setter.Value>
+            </Setter>
+        </Style>
+    </Window.Resources>
+
+    <WindowChrome.WindowChrome>
+        <WindowChrome 
+            ResizeBorderThickness="{Binding ResizeBorderThickness}"
+            CaptionHeight="{Binding TitleHeight}"
+            CornerRadius="0"
+            GlassFrameThickness="0"/>
+    </WindowChrome.WindowChrome>
+
+    <Grid>
+        <Frame Content="{Binding SelectedViewModel}" Focusable="False" NavigationUIVisibility="Hidden"/>
+        <Label Content="gemaakt door: mensen" DockPanel.Dock="Bottom" HorizontalAlignment="Right" VerticalAlignment="Bottom" FontStyle="Italic" Foreground="Gray"/>
+    </Grid>
+</Window>

DoctorApp/Views/MainWindow.xaml.cs

@@ -0,0 +1,32 @@
+using DoctorApp.Utils;
+using DoctorApp.ViewModels;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using System.Windows;
+using System.Windows.Controls;
+using System.Windows.Data;
+using System.Windows.Documents;
+using System.Windows.Input;
+using System.Windows.Media;
+using System.Windows.Media.Imaging;
+using System.Windows.Navigation;
+using System.Windows.Shapes;
+
+namespace DoctorApp
+{
+    /// <summary>
+    /// Interaction logic for MainWindow.xaml
+    /// </summary>
+    public partial class MainWindow : Window
+    {
+        public MainWindow()
+        {
+            Client client = new Client();
+            InitializeComponent();
+            DataContext = new MainWindowViewModel(this, client);
+        }
+    }
+}

DokterApp/MainWindow.xaml

@@ -21,7 +21,7 @@
             <Label Content="Username" HorizontalContentAlignment="Center"/>
             <TextBox x:Name="Username" TextWrapping="Wrap" Width="120"/>
             <Label Content="Password" HorizontalContentAlignment="Center"/>
-            <TextBox x:Name="Password" TextWrapping="Wrap" Width="120"/>
+            <PasswordBox x:Name="Password" Width="120"/>
             <Button x:Name="Login" Content="Login" Margin="0,20,0,0" Click="Login_Click_1" />
         </StackPanel>
 

DokterApp/MainWindow.xaml.cs

@@ -25,10 +25,8 @@ namespace DokterApp
         public MainWindow()
         {
             InitializeComponent();
-   
-        }
 
-        
+        }
 
         private void Login_Click_1(object sender, RoutedEventArgs e)
         {
@@ -36,16 +34,13 @@ namespace DokterApp
             handler = windowTabs.NewTab;
 
             this.Label.Content = "Waiting";
-            this.client = new Client("localhost", 5555, this.Username.Text, this.Password.Text, handler);
+            this.client = new Client("localhost", 5555, this.Username.Text, this.Password.Password, handler);
             while (!client.IsConnected())
             {
             }
-            
-            
+
             windowTabs.Show();
-            
             this.Close();
-            
         }
 
     }

Hashing/DataParser.cs

@@ -0,0 +1,508 @@
+using Newtonsoft.Json;
+using Newtonsoft.Json.Serialization;
+using System;
+using System.Diagnostics;
+using System.Globalization;
+using System.Linq;
+using System.Printing.IndexedProperties;
+using System.Runtime.InteropServices.WindowsRuntime;
+using System.Security.Cryptography;
+using System.Text;
+using System.Windows.Media.Animation;
+
+namespace Util
+{
+    public class DataParser
+    {
+        public const string LOGIN = "LOGIN";
+        public const string LOGIN_RESPONSE = "LOGIN RESPONSE";
+        public const string START_SESSION = "START SESSION";
+        public const string STOP_SESSION = "STOP SESSION";
+        public const string SET_RESISTANCE = "SET RESISTANCE";
+        public const string NEW_CONNECTION = "NEW CONNECTION";
+        public const string DISCONNECT = "DISCONNECT";
+        public const string LOGIN_DOCTOR = "LOGIN DOCTOR";
+        public const string MESSAGE = "MESSAGE";
+        public const string GET_FILE = "GET FILE";
+        /// <summary>
+        /// makes the json object with LOGIN identifier and username and password
+        /// </summary>
+        /// <param name="mUsername">username</param>
+        /// <param name="mPassword">password</param>
+        /// <returns>json object to ASCII to bytes</returns>
+        public static byte[] GetLoginJson(string mUsername, string mPassword)
+        {
+            dynamic json = new
+            {
+                identifier = LOGIN,
+                data = new
+                {
+                    username = mUsername,
+                    password = mPassword,
+                }
+            };
+
+            return Encoding.ASCII.GetBytes(JsonConvert.SerializeObject(json));
+        }
+
+        internal static string getNameFromBytesBike(byte[] bytes)
+        {
+            return getName(bytes, 8, bytes.Length - 8);
+        }
+
+        /// <summary>
+        /// converts the given string parameter into a message using our protocol.
+        /// </summary>
+        /// <param name="messageToSend">the message string to send</param>
+        /// <returns>a byte array using our protocol to send the message</returns>
+        public static byte[] GetMessageToSend(string messageToSend)
+        {
+            dynamic json = new
+            {
+                identifier = MESSAGE,
+                data = new
+                {
+                    message = messageToSend
+                }
+            };
+            return Encoding.ASCII.GetBytes(JsonConvert.SerializeObject(json));
+        }
+
+        internal static string getNameFromBytesBPM(byte[] bytes)
+        {
+            return getName(bytes, 2, bytes.Length - 2);
+        }
+
+        private static string getName(byte[] bytes, int offset, int lenght)
+        {
+            byte[] nameArray = new byte[lenght];
+            Array.Copy(bytes, offset, nameArray, 0, lenght);
+            return Encoding.UTF8.GetString(nameArray);
+        }
+
+        /// <summary>
+        /// creates a message for when the doctor wants to log in.
+        /// </summary>
+        /// <param name="mUsername">the username of the doctor</param>
+        /// <param name="mPassword">the (hashed) password of the doctor</param>
+        /// <returns>a byte array using our protocol that contains the username and password of the doctor</returns>
+        public static byte[] LoginAsDoctor(string mUsername, string mPassword)
+        {
+            dynamic json = new
+            {
+                identifier = LOGIN_DOCTOR,
+                data = new
+                {
+                    username = mUsername,
+                    password = mPassword,
+                }
+            };
+
+            return Encoding.ASCII.GetBytes(JsonConvert.SerializeObject(json));
+        }
+
+        /// <summary>
+        /// gets the username and password from a given message array.
+        /// </summary>
+        /// <param name="jsonbytes">the array of bytes containing the message</param>
+        /// <param name="username">the username variable that the username will be put into</param>
+        /// <param name="password">the password variable that the password will be put into</param>
+        /// <returns><c>true</c> if the username and password were received correctly, <c>false</c> otherwise</returns>
+        public static bool GetUsernamePassword(byte[] jsonbytes, out string username, out string password)
+        {
+            dynamic json = JsonConvert.DeserializeObject(Encoding.ASCII.GetString(jsonbytes));
+            try
+            {
+                username = json.data.username;
+                password = json.data.password;
+                return true;
+            }
+            catch
+            {
+                username = null;
+                password = null;
+                return false;
+            }
+        }
+
+        /// <summary>
+        /// gets message using our protocol of the given identifier and data.
+        /// </summary>
+        /// <param name="mIdentifier">the identifier string of the message</param>
+        /// <param name="data">the payload data of the message</param>
+        /// <returns>a byte array containing the json message with the given parameters, using our protocol.</returns>
+        private static byte[] getJsonMessage(string mIdentifier, dynamic data)
+        {
+            dynamic json = new
+            {
+                identifier = mIdentifier,
+                data
+            };
+            return getMessage(Encoding.ASCII.GetBytes(JsonConvert.SerializeObject(json)), 0x01);
+        }
+
+        /// <summary>
+        /// gets a message using our protocol with only the given identifier string.
+        /// </summary>
+        /// <param name="mIdentifier">the identifier to put into the message</param>
+        /// <returns>a byte array containing the json with only the identifier, using our protocol.</returns>
+        private static byte[] getJsonMessage(string mIdentifier)
+        {
+            dynamic json = new
+            {
+                identifier = mIdentifier,
+            };
+            return getMessage(Encoding.ASCII.GetBytes(JsonConvert.SerializeObject(json)), 0x01);
+        }
+
+        /// <summary>
+        /// gets the login response of the given status
+        /// </summary>
+        /// <param name="mStatus">the status of the response</param>
+        /// <returns>a byte array containing the response for the given status, using our protocol.</returns>
+        public static byte[] getLoginResponse(string mStatus)
+        {
+            return getJsonMessage(LOGIN_RESPONSE, new { status = mStatus });
+        }
+
+        /// <summary>
+        /// gets the status of the given json message
+        /// </summary>
+        /// <param name="json">the byte array containing a json message using our protocol</param>
+        /// <returns>the response of the message</returns>
+        public static string getResponseStatus(byte[] json)
+        {
+            return ((dynamic)JsonConvert.DeserializeObject(Encoding.ASCII.GetString(json))).data.status;
+        }
+
+        /// <summary>
+        /// get the identifier from json
+        /// </summary>
+        /// <param name="bytes">json in ASCII</param>
+        /// <param name="identifier">gets the identifier</param>
+        /// <returns>if it sucseeded</returns>
+        public static bool getJsonIdentifier(byte[] bytes, out string identifier)
+        {
+            if (bytes.Length <= 5)
+            {
+                throw new ArgumentException("bytes to short");
+            }
+            byte messageId = bytes[4];
+
+            if (messageId == 0x01)
+            {
+                dynamic json = JsonConvert.DeserializeObject(Encoding.ASCII.GetString(bytes.Skip(5).ToArray()));
+                identifier = json.identifier;
+                return true;
+            }
+            else
+            {
+                identifier = "";
+                return false;
+            }
+        }
+
+        /// <summary>
+        /// checks if the de message is raw data according to the protocol
+        /// </summary>
+        /// <param name="bytes">message</param>
+        /// <returns>if message contains raw data</returns>
+        public static bool isRawDataBikeServer(byte[] bytes)
+        {
+            if (bytes.Length <= 5)
+            {
+                throw new ArgumentException("bytes to short");
+            }
+            return bytes[4] == 0x02;
+        }
+
+        public static bool isRawDataBPMServer(byte[] bytes)
+        {
+            if (bytes.Length <= 5)
+            {
+                throw new ArgumentException("bytes to short");
+            }
+            return bytes[4] == 0x03;
+        }
+
+        public static bool isRawDataBikeDoctor(byte[] bytes)
+        {
+            if (bytes.Length <= 5)
+            {
+                throw new ArgumentException("bytes to short");
+            }
+            return bytes[4] == 0x04;
+        }
+
+        public static bool isRawDataBPMDoctor(byte[] bytes)
+        {
+            if (bytes.Length <= 5)
+            {
+                throw new ArgumentException("bytes to short");
+            }
+            return bytes[4] == 0x05;
+        }
+
+        public static bool IsHistoricBikeData(byte[] bytes)
+        {
+            if (bytes.Length <= 5) throw new ArgumentException("bytes too short");
+            return bytes[4] == 0x06;
+        }
+
+
+        /// <summary>
+        /// constructs a message with the payload, messageId and clientId
+        /// </summary>
+        /// <param name="payload"></param>
+        /// <param name="messageId"></param>
+        /// <param name="clientId"></param>
+        /// <returns>the message ready for sending</returns>
+        private static byte[] getMessage(byte[] payload, byte messageId)
+        {
+            byte[] res = new byte[payload.Length + 5];
+
+            Array.Copy(BitConverter.GetBytes(payload.Length + 5), 0, res, 0, 4);
+            res[4] = messageId;
+            Array.Copy(payload, 0, res, 5, payload.Length);
+
+            return res;
+        }
+
+        /// <summary>
+        /// constructs a message with the payload and clientId and assumes the payload is raw data
+        /// </summary>
+        /// <param name="payload"></param>
+        /// <param name="clientId"></param>
+        /// <returns>the message ready for sending</returns>
+        public static byte[] GetRawBikeDataMessageServer(byte[] payload)
+        {
+            return getMessage(payload, 0x02);
+        }
+
+        public static byte[] GetRawBPMDataMessageServer(byte[] payload)
+        {
+            return getMessage(payload, 0x03);
+        }
+
+        public static byte[] GetRawBikeDataDoctor(byte[] payload, string username)
+        {
+
+            return GetRawDataDoctor(payload, username, 0x04);
+
+        }
+
+        public static byte[] GetRawBPMDataDoctor(byte[] payload, string username)
+        {
+            return GetRawDataDoctor(payload, username, 0x05);
+        }
+
+        private static byte[] GetRawDataDoctor(byte[] payload, string username, byte messageID)
+        {
+            byte[] nameArray = Encoding.ASCII.GetBytes(username);
+            byte[] total = new byte[nameArray.Length + payload.Length];
+            Array.Copy(payload, 0, total, 0, payload.Length);
+            Array.Copy(nameArray, 0, total, payload.Length, nameArray.Length);
+            return getMessage(total, messageID);
+
+        }
+        /// <summary>
+        /// constructs a message with the payload and clientId and assumes the payload is json
+        /// </summary>
+        /// <param name="payload"></param>
+        /// <param name="clientId"></param>
+        /// <returns>the message ready for sending</returns>
+        public static byte[] getJsonMessage(byte[] payload)
+        {
+            return getMessage(payload, 0x01);
+        }
+
+        /// <summary>
+        /// gets the message to start a session with the given user username
+        /// </summary>
+        /// <param name="user">the username of the user we want to start the session for</param>
+        /// <returns>a byte array containing the message to start the session of the given user, using our protocol.</returns>
+        public static byte[] getStartSessionJson(string user)
+        {
+            dynamic data = new
+            {
+                username = user
+            };
+            return getJsonMessage(START_SESSION, data);
+        }
+
+        /// <summary>
+        /// gets the message to stop a session with the given user username
+        /// </summary>
+        /// <param name="user">the username of the user we want to stop the session for</param>
+        /// <returns>a byte array containing the message to stop the session of the given user, using our protocol.</returns>
+        public static byte[] getStopSessionJson(string user)
+        {
+            dynamic data = new
+            {
+                username = user
+            };
+            return getJsonMessage(STOP_SESSION, data);
+        }
+
+        /// <summary>
+        /// gets the message to set the resistance of the given user with the given resistance.
+        /// </summary>
+        /// <param name="user">the username to set the resistance of.</param>
+        /// <param name="mResistance">the resistance value to set</param>
+        /// <returns>a byte array containing a json messsage to set the user's resistance, using our protocol.</returns>
+        public static byte[] getSetResistanceJson(string user, float mResistance)
+        {
+            dynamic data = new
+            {
+                username = user,
+                resistance = mResistance
+            };
+            return getJsonMessage(SET_RESISTANCE, data);
+        }
+
+        /// <summary>
+        /// gets the response message with the given value.
+        /// </summary>
+        /// <param name="mWorked">the boolean value to indicate if the operation we want to send a response for was successful or not.</param>
+        /// <returns>a byte array containing a json message with the response and the given value.</returns>
+        public static byte[] getSetResistanceResponseJson(bool mWorked)
+        {
+            dynamic data = new
+            {
+                worked = mWorked
+            };
+            return getJsonMessage(SET_RESISTANCE, data);
+        }
+
+        /// <summary>
+        /// gets the message to indicate a new connection for the given user.
+        /// </summary>
+        /// <param name="user">the username of the user to start a connection for.</param>
+        /// <returns>a byte array containing a json message to indicate a new connection for the given user, using our protocol.</returns>
+        public static byte[] getNewConnectionJson(string user)
+        {
+            if (user == null)
+                throw new ArgumentNullException("user null");
+            dynamic data = new
+            {
+                username = user
+            };
+            return getJsonMessage(NEW_CONNECTION, data);
+        }
+
+        /// <summary>
+        /// gets the message for when a user has been disconnected.
+        /// </summary>
+        /// <param name="user">the username of the user that has been disconnected</param>
+        /// <returns>a byte array containing a json message to indicate that the given user has disconnected, using our protocol.</returns>
+        public static byte[] getDisconnectJson(string user)
+        {
+            dynamic data = new
+            {
+                username = user
+            };
+            return getJsonMessage(DISCONNECT, data);
+        }
+
+        /// <summary>
+        /// gets the resistance from the given json message
+        /// </summary>
+        /// <param name="json">the json messag</param>
+        /// <returns>the resistance that was in the message</returns>
+        public static float getResistanceFromJson(byte[] json)
+        {
+            return ((dynamic)JsonConvert.DeserializeObject(Encoding.ASCII.GetString(json))).data.resistance;
+        }
+
+        /// <summary>
+        /// gets the resistance response from the given json message
+        /// </summary>
+        /// <param name="json">the byte array containin the json message</param>
+        /// <returns>the response of the message, so wether it was successful or not.</returns>
+        public static bool getResistanceFromResponseJson(byte[] json)
+        {
+            return ((dynamic)JsonConvert.DeserializeObject(Encoding.ASCII.GetString(json))).data.worked;
+        }
+
+        /// <summary>
+        /// gets the username from the given response message.
+        /// </summary>
+        /// <param name="json">the byte array containin the json message</param>
+        /// <returns>the username in the message.</returns>
+        public static string getUsernameFromResponseJson(byte[] json)
+        {
+            return ((dynamic)JsonConvert.DeserializeObject(Encoding.ASCII.GetString(json))).data.username;
+        }
+
+        /// <summary>
+        /// gets the chat message from the given json message.
+        /// </summary>
+        /// <param name="json">the byte array containin the json message</param>
+        /// <returns>the chat message in the json message</returns>
+        public static string getChatMessageFromJson(byte[] json)
+        {
+            return ((dynamic)JsonConvert.DeserializeObject(Encoding.ASCII.GetString(json))).data.chat;
+        }
+
+        /// <summary>
+        /// gets the username from the given json message.
+        /// </summary>
+        /// <param name="json">the byte array containin the json message</param>
+        /// <returns>the username that is in the message</returns>
+        public static string getUsernameFromJson(byte[] json)
+        {
+            return ((dynamic)JsonConvert.DeserializeObject(Encoding.ASCII.GetString(json))).data.username;
+        }
+
+        /// <summary>
+        /// gets the byte array with the json message to send a message with the given parameters.
+        /// </summary>
+        /// <param name="user">the username of the user that wants to send the message</param>
+        /// <param name="message">the message the user wants to send</param>
+        /// <returns>a byte array containing a json message with the username and corresponding message, using our protocol.</returns>
+        public static byte[] getChatJson(string user, string message)
+        {
+            dynamic data = new
+            {
+                username = user,
+                chat = message
+            };
+            return getJsonMessage(MESSAGE, data);
+        }
+
+        public static byte[] getDataWithoutName(byte[] bytes, int offset, int length)
+        {
+            byte[] data = new byte[length];
+            Array.Copy(bytes, offset, data, 0, length);
+            return data;
+        }
+
+        public static byte[] GetGetFileMessage(string mUsername)
+        {
+            if (mUsername == null)
+            {
+                throw new ArgumentNullException("username null");
+            }
+            dynamic data = new
+            {
+                username = mUsername,
+            };
+            return getJsonMessage(GET_FILE, data);
+        }
+
+        public static string GetUsernameFromGetFileBytes(byte[] json)
+        {
+            return ((dynamic)JsonConvert.DeserializeObject(Encoding.ASCII.GetString(json))).data.username;
+        }
+
+        public static string GetDateFromGetFileBytes(byte[] json)
+        {
+            return ((string)((dynamic)JsonConvert.DeserializeObject(Encoding.ASCII.GetString(json))).data.dateTime);
+        }
+
+        public static byte[] GetFileMessage(byte[] file)
+        {
+            return getMessage(file, 0x06);
+        }
+    }
+}

Hashing/Hasher.cs

@@ -3,7 +3,7 @@ using System.Collections.Generic;
 using System.Security.Cryptography;
 using System.Text;
 
-namespace Hashing
+namespace Util
 {
     class Hasher
     {

Hashing/Hashing.projitems

@@ -9,6 +9,32 @@
     <Import_RootNamespace>Hashing</Import_RootNamespace>
   </PropertyGroup>
   <ItemGroup>
+    <Compile Include="$(MSBuildThisFileDirectory)DataParser.cs" />
     <Compile Include="$(MSBuildThisFileDirectory)Hasher.cs" />
+    <Compile Include="$(MSBuildThisFileDirectory)WPFStuff\MagicCode\FocusAdvancement.cs" />
+    <Compile Include="$(MSBuildThisFileDirectory)WPFStuff\MagicCode\WindowResizer.cs" />
+    <Compile Include="$(MSBuildThisFileDirectory)WPFStuff\ObservableObject.cs" />
+  </ItemGroup>
+  <ItemGroup>
+    <Page Include="$(MSBuildThisFileDirectory)WPFStuff\Styles\Buttons.xaml">
+      <SubType>Designer</SubType>
+      <Generator>MSBuild:Compile</Generator>
+    </Page>
+    <Page Include="$(MSBuildThisFileDirectory)WPFStuff\Styles\Colors.xaml">
+      <SubType>Designer</SubType>
+      <Generator>MSBuild:Compile</Generator>
+    </Page>
+    <Page Include="$(MSBuildThisFileDirectory)WPFStuff\Styles\Fonts.xaml">
+      <SubType>Designer</SubType>
+      <Generator>MSBuild:Compile</Generator>
+    </Page>
+    <Page Include="$(MSBuildThisFileDirectory)WPFStuff\Styles\Texts.xaml">
+      <SubType>Designer</SubType>
+      <Generator>MSBuild:Compile</Generator>
+    </Page>
+    <Page Include="$(MSBuildThisFileDirectory)WPFStuff\Styles\Windows.xaml">
+      <SubType>Designer</SubType>
+      <Generator>MSBuild:Compile</Generator>
+    </Page>
   </ItemGroup>
 </Project>

Hashing/Styles/Buttons.xaml

@@ -0,0 +1,65 @@
+<ResourceDictionary xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
+                    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+                    xmlns:local="clr-namespace:ClientApp">
+
+    <ResourceDictionary.MergedDictionaries>
+        <ResourceDictionary Source="Colors.xaml"/>
+    </ResourceDictionary.MergedDictionaries>
+
+    <Style TargetType="{x:Type Button}" x:Key="Hoverless">
+        <Setter Property="Background" Value="Transparent"/>
+        <Setter Property="BorderThickness" Value="0"/>
+        <Setter Property="Template">
+            <Setter.Value>
+                <ControlTemplate TargetType="{x:Type Button}">
+                    <Border Padding="{TemplateBinding Padding}" Background="{TemplateBinding Background}">
+                        <ContentPresenter VerticalAlignment="Center" HorizontalAlignment="Center"/>
+                    </Border>
+                </ControlTemplate>
+            </Setter.Value>
+        </Setter>
+    </Style>
+
+    <Style TargetType="{x:Type Button}" x:Key="SystemIconButton" BasedOn="{StaticResource Hoverless}" >
+        <Setter Property="WindowChrome.IsHitTestVisibleInChrome" Value="True"/>
+        <Setter Property="Padding" Value="4"/>
+    </Style>
+
+    <Style TargetType="{x:Type Button}" x:Key="WindowControlButton">
+        <Setter Property="WindowChrome.IsHitTestVisibleInChrome" Value="True"/>
+        <Setter Property="Background" Value="Transparent"/>
+        <Setter Property="VerticalAlignment" Value="Stretch"/>
+        <Setter Property="Foreground" Value="{StaticResource ForegroundMainBrush}"/>
+        <Setter Property="Padding" Value="6"/>
+
+        <Setter Property="LayoutTransform">
+            <Setter.Value>
+                <ScaleTransform ScaleX="2"/>
+            </Setter.Value>
+        </Setter>
+
+        <Setter Property="Template">
+            <Setter.Value>
+                <ControlTemplate TargetType="{x:Type Button}">
+                    <Border Padding="{TemplateBinding Padding}" Background="{TemplateBinding Background}">
+                        <ContentPresenter VerticalAlignment="Center" HorizontalAlignment="Center"/>
+                    </Border>
+                </ControlTemplate>
+            </Setter.Value>
+        </Setter>
+
+        <Style.Triggers>
+            <Trigger Property="IsMouseOver" Value="True">
+                <Setter Property="Background" Value="{StaticResource BackgroundSemiLightBrush}"/>
+            </Trigger>
+        </Style.Triggers>
+    </Style>
+
+    <Style TargetType="{x:Type Button}" x:Key="WindowCloseButton" BasedOn="{StaticResource WindowControlButton}">
+        <Style.Triggers>
+            <Trigger Property="IsMouseOver" Value="True">
+                <Setter Property="Background" Value="Red"/>
+            </Trigger>
+        </Style.Triggers>
+    </Style>
+</ResourceDictionary>

Hashing/Styles/Colors.xaml

@@ -0,0 +1,25 @@
+<ResourceDictionary xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
+                    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+                    xmlns:local="clr-namespace:ClientApp">
+
+    <Color x:Key="BackgroundLight">#efefef</Color>
+    <SolidColorBrush x:Key="BackgroundLightBrush" Color="{StaticResource BackgroundLight}"/>
+
+
+    <Color x:Key="BackgroundVeryLight">#fafafa</Color>
+    <SolidColorBrush x:Key="BackgroundVeryLightBrush" Color="{StaticResource BackgroundVeryLight}"/>
+
+    <Color x:Key="BackgroundSemiLight">#d7d7d7</Color>
+    <SolidColorBrush x:Key="BackgroundSemiLightBrush" Color="{StaticResource BackgroundSemiLight}"/>
+
+    <Color x:Key="ForegroundMain">#686868</Color>
+    <SolidColorBrush x:Key="ForegroundMainBrush" Color="{StaticResource ForegroundMain}"/>
+
+    <Color x:Key="ForegroundVeryDark">#000</Color>
+    <SolidColorBrush x:Key="ForegroundVeryDarkBrush" Color="{StaticResource ForegroundVeryDark}"/>
+
+    <Color x:Key="ForegroundWhite">#fff</Color>
+    <SolidColorBrush x:Key="ForegroundWhiteBrush" Color="{StaticResource ForegroundWhite}"/>
+
+
+</ResourceDictionary>

Hashing/Styles/Fonts.xaml

@@ -0,0 +1,5 @@
+<ResourceDictionary xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
+                    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+                    xmlns:local="clr-namespace:ClientApp">
+
+</ResourceDictionary>

Hashing/Styles/Texts.xaml

@@ -0,0 +1,11 @@
+<ResourceDictionary xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
+                    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+                    xmlns:local="clr-namespace:ClientApp">
+
+    <Style TargetType="{x:Type TextBlock}" x:Key="HeaderText">
+        <Setter Property="Foreground" Value="{StaticResource ForegroundMainBrush}"/>
+        <Setter Property="VerticalAlignment" Value="Center"/>
+        <Setter Property="HorizontalAlignment" Value="Center"/>
+        <Setter Property="Margin" Value="0 4"/>
+    </Style>
+</ResourceDictionary>

Hashing/Styles/Windows.xaml

@@ -0,0 +1,5 @@
+<ResourceDictionary xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
+                    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+                    xmlns:local="clr-namespace:ClientApp">
+
+</ResourceDictionary>

Hashing/WPFStuff/MagicCode/FocusAdvancement.cs

@@ -0,0 +1,40 @@
+using System;
+using System.Windows;
+using System.Windows.Input;
+
+namespace Util.MagicCode
+{
+    public static class FocusAdvancement
+    {
+        public static bool GetAdvancesByEnterKey(DependencyObject obj)
+        {
+            return (bool)obj.GetValue(AdvancesByEnterKeyProperty);
+        }
+
+        public static void SetAdvancesByEnterKey(DependencyObject obj, bool value)
+        {
+            obj.SetValue(AdvancesByEnterKeyProperty, value);
+        }
+
+        public static readonly DependencyProperty AdvancesByEnterKeyProperty =
+            DependencyProperty.RegisterAttached("AdvancesByEnterKey", typeof(bool), typeof(FocusAdvancement),
+            new UIPropertyMetadata(OnAdvancesByEnterKeyPropertyChanged));
+
+        static void OnAdvancesByEnterKeyPropertyChanged(DependencyObject d, DependencyPropertyChangedEventArgs e)
+        {
+            var element = d as UIElement;
+            if (element == null) return;
+
+            if ((bool)e.NewValue) element.KeyDown += Keydown;
+            else element.KeyDown -= Keydown;
+        }
+
+        static void Keydown(object sender, KeyEventArgs e)
+        {
+            if (!e.Key.Equals(Key.Enter)) return;
+
+            var element = sender as UIElement;
+            if (element != null) element.MoveFocus(new TraversalRequest(FocusNavigationDirection.Next));
+        }
+    }
+}

Hashing/WPFStuff/MagicCode/WindowResizer.cs

@@ -0,0 +1,212 @@
+using System;
+using System.Runtime.InteropServices;
+using System.Windows;
+using System.Windows.Interop;
+
+namespace Util.MagicCode
+{
+    /// <summary>
+    /// Fixes the issue with Windows of Style <see cref="WindowStyle.None"/> covering the taskbar
+    /// </summary>
+    public class WindowResizer
+    {
+        #region Private Members
+
+        /// <summary>
+        /// The window to handle the resizing for
+        /// </summary>
+        private Window mWindow;
+
+        #endregion
+
+        #region Dll Imports
+
+        [DllImport("user32.dll")]
+        [return: MarshalAs(UnmanagedType.Bool)]
+        static extern bool GetCursorPos(out POINT lpPoint);
+
+        [DllImport("user32.dll")]
+        static extern bool GetMonitorInfo(IntPtr hMonitor, MONITORINFO lpmi);
+
+        [DllImport("user32.dll", SetLastError = true)]
+        static extern IntPtr MonitorFromPoint(POINT pt, MonitorOptions dwFlags);
+
+        #endregion
+
+        #region Constructor
+
+        /// <summary>
+        /// Default constructor
+        /// </summary>
+        /// <param name="window">The window to monitor and correctly maximize</param>
+        /// <param name="adjustSize">The callback for the host to adjust the maximum available size if needed</param>
+        public WindowResizer(Window window)
+        {
+            mWindow = window;
+
+            // Listen out for source initialized to setup
+            mWindow.SourceInitialized += Window_SourceInitialized;
+        }
+
+        #endregion
+
+        #region Initialize
+
+        /// <summary>
+        /// Initialize and hook into the windows message pump
+        /// </summary>
+        /// <param name="sender"></param>
+        /// <param name="e"></param>
+        private void Window_SourceInitialized(object sender, System.EventArgs e)
+        {
+            // Get the handle of this window
+            var handle = (new WindowInteropHelper(mWindow)).Handle;
+            var handleSource = HwndSource.FromHwnd(handle);
+
+            // If not found, end
+            if (handleSource == null)
+                return;
+
+            // Hook into it's Windows messages
+            handleSource.AddHook(WindowProc);
+        }
+
+        #endregion
+
+        #region Windows Proc
+
+        /// <summary>
+        /// Listens out for all windows messages for this window
+        /// </summary>
+        /// <param name="hwnd"></param>
+        /// <param name="msg"></param>
+        /// <param name="wParam"></param>
+        /// <param name="lParam"></param>
+        /// <param name="handled"></param>
+        /// <returns></returns>
+        private IntPtr WindowProc(IntPtr hwnd, int msg, IntPtr wParam, IntPtr lParam, ref bool handled)
+        {
+            switch (msg)
+            {
+                // Handle the GetMinMaxInfo of the Window
+                case 0x0024:/* WM_GETMINMAXINFO */
+                    WmGetMinMaxInfo(hwnd, lParam);
+                    handled = true;
+                    break;
+            }
+
+            return (IntPtr)0;
+        }
+
+        #endregion
+
+        /// <summary>
+        /// Get the min/max window size for this window
+        /// Correctly accounting for the taskbar size and position
+        /// </summary>
+        /// <param name="hwnd"></param>
+        /// <param name="lParam"></param>
+        private void WmGetMinMaxInfo(System.IntPtr hwnd, System.IntPtr lParam)
+        {
+            POINT lMousePosition;
+            GetCursorPos(out lMousePosition);
+
+            IntPtr lPrimaryScreen = MonitorFromPoint(new POINT(0, 0), MonitorOptions.MONITOR_DEFAULTTOPRIMARY);
+            MONITORINFO lPrimaryScreenInfo = new MONITORINFO();
+            if (GetMonitorInfo(lPrimaryScreen, lPrimaryScreenInfo) == false)
+            {
+                return;
+            }
+
+            IntPtr lCurrentScreen = MonitorFromPoint(lMousePosition, MonitorOptions.MONITOR_DEFAULTTONEAREST);
+
+            MINMAXINFO lMmi = (MINMAXINFO)Marshal.PtrToStructure(lParam, typeof(MINMAXINFO));
+
+            if (lPrimaryScreen.Equals(lCurrentScreen) == true)
+            {
+                lMmi.ptMaxPosition.X = lPrimaryScreenInfo.rcWork.Left;
+                lMmi.ptMaxPosition.Y = lPrimaryScreenInfo.rcWork.Top;
+                lMmi.ptMaxSize.X = lPrimaryScreenInfo.rcWork.Right - lPrimaryScreenInfo.rcWork.Left;
+                lMmi.ptMaxSize.Y = lPrimaryScreenInfo.rcWork.Bottom - lPrimaryScreenInfo.rcWork.Top;
+            }
+            else
+            {
+                lMmi.ptMaxPosition.X = lPrimaryScreenInfo.rcMonitor.Left;
+                lMmi.ptMaxPosition.Y = lPrimaryScreenInfo.rcMonitor.Top;
+                lMmi.ptMaxSize.X = lPrimaryScreenInfo.rcMonitor.Right - lPrimaryScreenInfo.rcMonitor.Left;
+                lMmi.ptMaxSize.Y = lPrimaryScreenInfo.rcMonitor.Bottom - lPrimaryScreenInfo.rcMonitor.Top;
+            }
+
+            // Now we have the max size, allow the host to tweak as needed
+            Marshal.StructureToPtr(lMmi, lParam, true);
+        }
+    }
+
+    #region Dll Helper Structures
+
+    enum MonitorOptions : uint
+    {
+        MONITOR_DEFAULTTONULL = 0x00000000,
+        MONITOR_DEFAULTTOPRIMARY = 0x00000001,
+        MONITOR_DEFAULTTONEAREST = 0x00000002
+    }
+
+
+    [StructLayout(LayoutKind.Sequential, CharSet = CharSet.Auto)]
+    public class MONITORINFO
+    {
+        public int cbSize = Marshal.SizeOf(typeof(MONITORINFO));
+        public Rectangle rcMonitor = new Rectangle();
+        public Rectangle rcWork = new Rectangle();
+        public int dwFlags = 0;
+    }
+
+
+    [StructLayout(LayoutKind.Sequential)]
+    public struct Rectangle
+    {
+        public int Left, Top, Right, Bottom;
+
+        public Rectangle(int left, int top, int right, int bottom)
+        {
+            this.Left = left;
+            this.Top = top;
+            this.Right = right;
+            this.Bottom = bottom;
+        }
+    }
+
+    [StructLayout(LayoutKind.Sequential)]
+    public struct MINMAXINFO
+    {
+        public POINT ptReserved;
+        public POINT ptMaxSize;
+        public POINT ptMaxPosition;
+        public POINT ptMinTrackSize;
+        public POINT ptMaxTrackSize;
+    };
+
+    [StructLayout(LayoutKind.Sequential)]
+    public struct POINT
+    {
+        /// <summary>
+        /// x coordinate of point.
+        /// </summary>
+        public int X;
+        /// <summary>
+        /// y coordinate of point.
+        /// </summary>
+        public int Y;
+
+        /// <summary>
+        /// Construct a point of coordinates (x,y).
+        /// </summary>
+        public POINT(int x, int y)
+        {
+            this.X = x;
+            this.Y = y;
+        }
+    }
+
+    #endregion
+}

Hashing/WPFStuff/ObservableObject.cs

@@ -0,0 +1,17 @@
+using System;
+using System.Collections.Generic;
+using System.ComponentModel;
+using System.Text;
+
+namespace Util
+{
+    public abstract class ObservableObject : INotifyPropertyChanged
+    {
+        public event PropertyChangedEventHandler PropertyChanged = (sender, e) => { };
+
+        public void OnPropertyChanged(string name)
+        {
+            PropertyChanged(this, new PropertyChangedEventArgs(name));
+        }
+    }
+}

Hashing/WPFStuff/Styles/Buttons.xaml

@@ -0,0 +1,65 @@
+<ResourceDictionary xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
+                    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+                    xmlns:local="clr-namespace:ClientApp">
+
+    <ResourceDictionary.MergedDictionaries>
+        <ResourceDictionary Source="Colors.xaml"/>
+    </ResourceDictionary.MergedDictionaries>
+
+    <Style TargetType="{x:Type Button}" x:Key="Hoverless">
+        <Setter Property="Background" Value="Transparent"/>
+        <Setter Property="BorderThickness" Value="0"/>
+        <Setter Property="Template">
+            <Setter.Value>
+                <ControlTemplate TargetType="{x:Type Button}">
+                    <Border Padding="{TemplateBinding Padding}" Background="{TemplateBinding Background}">
+                        <ContentPresenter VerticalAlignment="Center" HorizontalAlignment="Center"/>
+                    </Border>
+                </ControlTemplate>
+            </Setter.Value>
+        </Setter>
+    </Style>
+
+    <Style TargetType="{x:Type Button}" x:Key="SystemIconButton" BasedOn="{StaticResource Hoverless}" >
+        <Setter Property="WindowChrome.IsHitTestVisibleInChrome" Value="True"/>
+        <Setter Property="Padding" Value="4"/>
+    </Style>
+
+    <Style TargetType="{x:Type Button}" x:Key="WindowControlButton">
+        <Setter Property="WindowChrome.IsHitTestVisibleInChrome" Value="True"/>
+        <Setter Property="Background" Value="Transparent"/>
+        <Setter Property="VerticalAlignment" Value="Stretch"/>
+        <Setter Property="Foreground" Value="{StaticResource ForegroundMainBrush}"/>
+        <Setter Property="Padding" Value="6"/>
+
+        <Setter Property="LayoutTransform">
+            <Setter.Value>
+                <ScaleTransform ScaleX="2"/>
+            </Setter.Value>
+        </Setter>
+
+        <Setter Property="Template">
+            <Setter.Value>
+                <ControlTemplate TargetType="{x:Type Button}">
+                    <Border Padding="{TemplateBinding Padding}" Background="{TemplateBinding Background}">
+                        <ContentPresenter VerticalAlignment="Center" HorizontalAlignment="Center"/>
+                    </Border>
+                </ControlTemplate>
+            </Setter.Value>
+        </Setter>
+
+        <Style.Triggers>
+            <Trigger Property="IsMouseOver" Value="True">
+                <Setter Property="Background" Value="{StaticResource BackgroundSemiLightBrush}"/>
+            </Trigger>
+        </Style.Triggers>
+    </Style>
+
+    <Style TargetType="{x:Type Button}" x:Key="WindowCloseButton" BasedOn="{StaticResource WindowControlButton}">
+        <Style.Triggers>
+            <Trigger Property="IsMouseOver" Value="True">
+                <Setter Property="Background" Value="Red"/>
+            </Trigger>
+        </Style.Triggers>
+    </Style>
+</ResourceDictionary>

Hashing/WPFStuff/Styles/Colors.xaml

@@ -0,0 +1,25 @@
+<ResourceDictionary xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
+                    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+                    xmlns:local="clr-namespace:ClientApp">
+
+    <Color x:Key="BackgroundLight">#efefef</Color>
+    <SolidColorBrush x:Key="BackgroundLightBrush" Color="{StaticResource BackgroundLight}"/>
+
+
+    <Color x:Key="BackgroundVeryLight">#fafafa</Color>
+    <SolidColorBrush x:Key="BackgroundVeryLightBrush" Color="{StaticResource BackgroundVeryLight}"/>
+
+    <Color x:Key="BackgroundSemiLight">#d7d7d7</Color>
+    <SolidColorBrush x:Key="BackgroundSemiLightBrush" Color="{StaticResource BackgroundSemiLight}"/>
+
+    <Color x:Key="ForegroundMain">#686868</Color>
+    <SolidColorBrush x:Key="ForegroundMainBrush" Color="{StaticResource ForegroundMain}"/>
+
+    <Color x:Key="ForegroundVeryDark">#000</Color>
+    <SolidColorBrush x:Key="ForegroundVeryDarkBrush" Color="{StaticResource ForegroundVeryDark}"/>
+
+    <Color x:Key="ForegroundWhite">#fff</Color>
+    <SolidColorBrush x:Key="ForegroundWhiteBrush" Color="{StaticResource ForegroundWhite}"/>
+
+
+</ResourceDictionary>

Hashing/WPFStuff/Styles/Fonts.xaml

@@ -0,0 +1,5 @@
+<ResourceDictionary xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
+                    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+                    xmlns:local="clr-namespace:ClientApp">
+
+</ResourceDictionary>

Hashing/WPFStuff/Styles/Texts.xaml

@@ -0,0 +1,11 @@
+<ResourceDictionary xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
+                    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+                    xmlns:local="clr-namespace:ClientApp">
+
+    <Style TargetType="{x:Type TextBlock}" x:Key="HeaderText">
+        <Setter Property="Foreground" Value="{StaticResource ForegroundMainBrush}"/>
+        <Setter Property="VerticalAlignment" Value="Center"/>
+        <Setter Property="HorizontalAlignment" Value="Center"/>
+        <Setter Property="Margin" Value="0 4"/>
+    </Style>
+</ResourceDictionary>

Hashing/WPFStuff/Styles/Windows.xaml

@@ -0,0 +1,5 @@
+<ResourceDictionary xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
+                    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+                    xmlns:local="clr-namespace:ClientApp">
+
+</ResourceDictionary>

ProftaakRH/BLEHandler.cs

@@ -44,19 +44,20 @@ namespace Hardware
         /// </summary>
         public void Connect()
         {
+
             BLE bleBike = new BLE();
 
             Thread.Sleep(1000); // We need some time to list available devices
 
             // List available devices
             List<String> bleBikeList = bleBike.ListDevices();
-            Console.WriteLine("Devices found: ");
+            Console.WriteLine("[BLEHANDLER] Devices found: ");
             foreach (var name in bleBikeList)
             {
                 Console.WriteLine(name);
                 if (name.Contains("Avans Bike"))
                 {
-                    Console.WriteLine("connecting to {0}", name);
+                    Console.WriteLine("[BLEHANDLER] connecting to {0}", name);
                     Connect(name);
                     break;
 
@@ -202,5 +203,11 @@ namespace Hardware
 
             bleBike.WriteCharacteristic("6e40fec3-b5a3-f393-e0a9-e50e24dcca9e", antMessage);
         }
+
+        public void stop()
+        {
+            bleBike.SubscriptionValueChanged -= BleBike_SubscriptionValueChanged;
+            bleHeart.SubscriptionValueChanged -= BleBike_SubscriptionValueChanged;
+        }
     }
 }

ProftaakRH/BikeSimulator.cs

@@ -2,6 +2,7 @@
 using ProftaakRH;
 using System;
 using System.Collections.Generic;
+using System.Diagnostics;
 using System.Linq;
 using System.Text;
 using System.Threading;
@@ -28,6 +29,8 @@ namespace Hardware.Simulators
         byte[] powerArray;
         byte[] accPowerArray;
 
+        bool running = false;
+
 
 
         public BikeSimulator(IDataReceiver dataReceiver)
@@ -47,15 +50,18 @@ namespace Hardware.Simulators
 
         public void StartSimulation()
         {
+            Console.WriteLine("simulating bike...");
             //Example BLE Message
             //4A-09-4E-05-19-16-00-FF-28-00-00-20-F0
 
+            this.running = true;
+
             float x = 0.0f;
 
             //Perlin for Random values
             ImprovedPerlin improvedPerlin = new ImprovedPerlin(0, LibNoise.NoiseQuality.Best);
 
-            while (true)
+            while (this.running)
             {
                 CalculateVariables(improvedPerlin.GetValue(x) + 1);
 
@@ -87,8 +93,24 @@ namespace Hardware.Simulators
         //Generate an ANT message for page 0x10
         private byte[] GenerateBike0x10()
         {
-            byte[] bikeByte = { 0x10, Convert.ToByte(equipmentType), Convert.ToByte(elapsedTime * 4 % 64), Convert.ToByte(distanceTraveled), speedArray[0], speedArray[1], Convert.ToByte(BPM), 0xFF };
-            return bikeByte;
+            
+            try
+            {
+                byte[] bikeByte = { 0x10, check(equipmentType), check(elapsedTime * 4 % 64), check((int)Math.Round(distanceTraveled)), speedArray[0], speedArray[1], check(BPM), 0xFF };
+                return bikeByte;
+            }
+            catch (OverflowException e)
+            {
+                Debug.WriteLine(e);
+                byte[] res = { 0x10,0x00, 0x00, 0x00, 0x00, 0x00, 0x00,0xFF};
+                return res;
+            }
+        }
+
+        private byte check(int value)
+        {
+           
+            return value > 255 ? Convert.ToByte(255) : value < 0 ? Convert.ToByte(0) : Convert.ToByte(value);
         }
 
         //Generate an ANT message for BPM
@@ -123,6 +145,10 @@ namespace Hardware.Simulators
             this.resistance = (byte)Math.Max(Math.Min(Math.Round(percentage / 0.5), 255), 0);
         }
 
+        public void stop()
+        {
+            this.running = false;
+        }
     }
 
 }

ProftaakRH/IHandler.cs

@@ -7,5 +7,7 @@ namespace ProftaakRH
     public interface IHandler
     {
         void setResistance(float percentage);
+
+        void stop();
     }
 }

ProftaakRH/ProftaakRH.sln

@@ -3,56 +3,64 @@ Microsoft Visual Studio Solution File, Format Version 12.00
 # Visual Studio Version 16
 VisualStudioVersion = 16.0.30413.136
 MinimumVisualStudioVersion = 10.0.40219.1
-Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "ProftaakRH", "ProftaakRH.csproj", "{0F053CC5-D969-4970-9501-B3428EA3D777}"
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "ClientApp", "..\ClientApp\ClientApp.csproj", "{7EF854C1-73EB-4099-A7D7-057CCEEE6F8F}"
 EndProject
-Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "RH-Engine", "..\RH-Engine\RH-Engine.csproj", "{984E295E-47A2-41E7-90E5-50FDB9E67694}"
+Project("{D954291E-2A0B-460D-934E-DC6B0785DB48}") = "Util", "..\Hashing\Util.shproj", "{70277749-D423-4871-B692-2EFC5A6ED932}"
 EndProject
-Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "Server", "..\Server\Server.csproj", "{B1AB6F51-A20D-4162-9A7F-B3350B7510FD}"
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "ProftaakRH", "ProftaakRH.csproj", "{C1A3CCE4-5FBB-4655-BFE1-7AF2B7D58CA3}"
 EndProject
-Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "Client", "..\Client\Client.csproj", "{5759DD20-7A4F-4D8D-B986-A70A7818C112}"
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "RH-Engine", "..\RH-Engine\RH-Engine.csproj", "{BECC2E56-E65C-42A0-AF80-DDE32DCD5E0B}"
 EndProject
-Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "Message", "..\Message\Message.csproj", "{9ED6832D-B0FB-4460-9BCD-FAA58863B0CE}"
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+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "DoctorApp", "..\DoctorApp\DoctorApp.csproj", "{A232F2D5-AF98-4777-BF3A-FBDDFBC02994}"
 EndProject
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+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "UnitTestRH", "..\UnitTestRH\UnitTestRH.csproj", "{0B6CCC1D-5E76-420E-B54D-EB3E5FFEA6CB}"
+	ProjectSection(ProjectDependencies) = postProject
+		{BECC2E56-E65C-42A0-AF80-DDE32DCD5E0B} = {BECC2E56-E65C-42A0-AF80-DDE32DCD5E0B}
+		{7D751284-17E8-434C-A7F6-2EB37572E7AE} = {7D751284-17E8-434C-A7F6-2EB37572E7AE}
+		{7EF854C1-73EB-4099-A7D7-057CCEEE6F8F} = {7EF854C1-73EB-4099-A7D7-057CCEEE6F8F}
+		{A232F2D5-AF98-4777-BF3A-FBDDFBC02994} = {A232F2D5-AF98-4777-BF3A-FBDDFBC02994}
+		{C1A3CCE4-5FBB-4655-BFE1-7AF2B7D58CA3} = {C1A3CCE4-5FBB-4655-BFE1-7AF2B7D58CA3}
+	EndProjectSection
 EndProject
 Global
 	GlobalSection(SharedMSBuildProjectFiles) = preSolution
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-		..\Hashing\Hashing.projitems*{b1ab6f51-a20d-4162-9a7f-b3350b7510fd}*SharedItemsImports = 5
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+		..\Hashing\Hashing.projitems*{7ef854c1-73eb-4099-a7d7-057cceee6f8f}*SharedItemsImports = 5
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-		{B150F08B-13DA-4D17-BD96-7E89F52727C6}.Release|Any CPU.Build.0 = Release|Any CPU
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 	EndGlobalSection
 	GlobalSection(SolutionProperties) = preSolution
 		HideSolutionNode = FALSE

RH-Engine/Command.cs

@@ -19,30 +19,32 @@ namespace RH_Engine
             this.tunnelID = tunnelID;
         }
 
-        public string TerrainCommand(int[] sizeArray, float[] heightsArray)
+        public string TerrainAdd(int[] sizeArray, float[] heightsArray, string serialCode)
         {
             dynamic payload = new
             {
                 id = "scene/terrain/add",
+                serial = serialCode,
                 data = new
                 {
                     size = sizeArray,
-                    heights = heightsArray
+                    heights = heightsArray,
                 }
             };
             return JsonConvert.SerializeObject(Payload(payload));
         }
 
-        public string AddLayer(string uid, string texture)
+        public string AddLayer(string uuid, string serialCode)
         {
             dynamic payload = new
             {
                 id = "scene/node/addlayer",
+                serial = serialCode,
                 data = new
                 {
-                    id = uid,
-                    diffuse = @"C:\Users\woute\Downloads\NetworkEngine.18.10.10.1\NetworkEngine\data\NetworkEngine\textures\terrain\adesert_cracks_d.jpg",
-                    normal = @"C:\Users\woute\Downloads\NetworkEngine.18.10.10.1\NetworkEngine\data\NetworkEngine\textures\terrain\adesert_mntn_d.jpg",
+                    id = uuid,
+                    diffuse = @"data\NetworkEngine\textures\terrain\grass_green_d.jpg",
+                    normal = @"data\NetworkEngine\textures\terrain\grass_green_n.jpg",
                     minHeight = 0,
                     maxHeight = 10,
                     fadeDist = 1
@@ -63,19 +65,27 @@ namespace RH_Engine
             return JsonConvert.SerializeObject(Payload(payload));
         }
 
-        public string AddNodeCommand()
+        public string renderTerrain(string serialCode)
         {
             dynamic payload = new
             {
                 id = "scene/node/add",
+                serial = serialCode,
                 data = new
                 {
                     name = "newNode",
                     components = new
                     {
+                        transform = new
+                        {
+                            position = new int[] { -80, 0, -80 },
+                            scale = 1f,
+                            rotation = new int[] { 0, 0, 0 }
+                        },
                         terrain = new
                         {
-                            smoothnormals = true
+                            smoothnormals = true,
+
                         }
                     }
                 }
@@ -106,8 +116,21 @@ namespace RH_Engine
                 data = new
                 {
                     name = "dashboard",
+                    parent = uuidBike,
                     components = new
                     {
+                        transform = new
+                        {
+                            position = new float[]
+                            {
+                                -1.5f, 1f, 0f
+                            },
+                            scale = 1,
+                            rotation = new int[]
+                            {
+                                -30, 90,0
+                            }
+                        },
                         panel = new
                         {
                             size = new int[] { 1, 1 },
@@ -130,7 +153,7 @@ namespace RH_Engine
                 data = new
                 {
                     id = uuidPanel,
-                    color = new int[] { 1, 1, 1, 1 }
+                    color = new float[] { 0f, 0f, 0f, 0f }
                 }
             };
 
@@ -151,7 +174,7 @@ namespace RH_Engine
             return JsonConvert.SerializeObject(Payload(payload));
         }
 
-        public string bikeSpeed(string uuidPanel, string serialCode, double speed)
+        public string showOnPanel(string uuidPanel, string serialCode, string mText, int index)
         {
             dynamic payload = new
             {
@@ -160,9 +183,9 @@ namespace RH_Engine
                 data = new
                 {
                     id = uuidPanel,
-                    text = "Speed: " + speed.ToString(),
-                    position = new int[] { 4, 24 },
-                    size = 36.0,
+                    text = mText,
+                    position = new int[] { 4, 24 + index * 32 },
+                    size = 32.0,
                     color = new int[] { 0, 0, 0, 1 },
                     font = "segoeui"
                 }
@@ -171,6 +194,32 @@ namespace RH_Engine
             return JsonConvert.SerializeObject(Payload(payload));
         }
 
+
+        public string showBikespeed(string uuidPanel, string serialCode, double speed)
+        {
+            return showOnPanel(uuidPanel, serialCode, $"Speed: {string.Format("{0:.##}", speed)} m /s ({string.Format("{0:.##}", speed * 3.6)} km/h)", 0);
+        }
+
+        public string showHeartrate(string uuidPanel, string serialCode, int bpm)
+        {
+            return showOnPanel(uuidPanel, serialCode, "Heartrate: " + bpm + " bpm", 1);
+        }
+
+        public string showPower(string uuidPanel, string serialCode, double power)
+        {
+            return showOnPanel(uuidPanel, serialCode, "Inst. Power: " + power + " W", 2);
+        }
+
+        public string showResistance(string uuidPanel, string serialCode, double resistance)
+        {
+            return showOnPanel(uuidPanel, serialCode, "Resistance: " + resistance + " %", 3);
+        }
+
+        public string showMessage(string uuidPanel, string serialCode, string message)
+        {
+            return showOnPanel(uuidPanel, serialCode, "Last message: " + message, 5);
+        }
+
         public string SwapPanelCommand(string uuid)
         {
             dynamic payload = new
@@ -204,6 +253,11 @@ namespace RH_Engine
             return AddModel("bike", serial, "data\\NetworkEngine\\models\\bike\\bike.fbx");
         }
 
+        public string AddBikeModelAnim(string serial, float scalar)
+        {
+            return AddModel("bike", serial, "data\\NetworkEngine\\models\\bike\\bike_anim.fbx", "Armature|Fietsen", new float[] { 0, 0, 0 }, scalar, new float[] { 0, 0, 0 });
+        }
+
         public string AddModel(string nodeName, string serial, string fileLocation)
         {
             return AddModel(nodeName, serial, fileLocation, null, new float[] { 0, 0, 0 }, 1, new float[] { 0, 0, 0 });
@@ -277,6 +331,19 @@ namespace RH_Engine
             return JsonConvert.SerializeObject(Payload(payload));
         }
 
+        public string ShowRoute(string serialCode, bool goShow)
+        {
+            dynamic payload = new
+            {
+                id = "route/show",
+                data = new
+                {
+                    show = goShow
+                }
+            };
+            return JsonConvert.SerializeObject(Payload(payload));
+        }
+
         public string RouteCommand(string serialToSend)
         {
             ImprovedPerlin improvedPerlin = new ImprovedPerlin(4325, LibNoise.NoiseQuality.Best);
@@ -374,12 +441,27 @@ namespace RH_Engine
             return JsonConvert.SerializeObject(Payload(payload));
         }
 
-        public string RoadCommand(string uuid_route)
+        public string RouteSpeed(float speedValue,string nodeID)
+        {
+            dynamic payload = new
+            {
+                id = "route/follow/speed",
+                data = new
+                {
+                    node = nodeID,
+                    speed = speedValue
+                }
+            };
+            return JsonConvert.SerializeObject(Payload(payload));
+        }
+
+        
+        public string RoadCommand(string uuid_route, string serialCode)
         {
-            Console.WriteLine("road");
             dynamic payload = new
             {
                 id = "scene/road/add",
+                serial = serialCode,
                 data = new
                 {
                     route = uuid_route,
@@ -416,6 +498,7 @@ namespace RH_Engine
 
         public string SkyboxCommand(double timeToSet)
         {
+            Console.WriteLine(timeToSet);
             if (timeToSet < 0 || timeToSet > 24)
             {
                 throw new Exception("The time must be between 0 and 24!");

RH-Engine/JSONParser.cs

@@ -1,4 +1,5 @@
 using Newtonsoft.Json;
+using Newtonsoft.Json.Linq;
 using System;
 
 namespace RH_Engine
@@ -73,6 +74,7 @@ namespace RH_Engine
 
         public static string GetID(string json)
         {
+            //TODO fix null
             dynamic d = JsonConvert.DeserializeObject(json);
             return d.id;
         }
@@ -87,6 +89,16 @@ namespace RH_Engine
             return null;
         }
 
+        public static string GetTerrainID(string json)
+        {
+            dynamic jsonData = JsonConvert.DeserializeObject(json);
+            if (jsonData.data.data.status == "ok")
+            {
+                return jsonData.data.data.data.uuid;
+            }
+            return null;
+        }
+
         /// <summary>
         /// method to get the uuid from requests for adding a node,route or road
         /// </summary>
@@ -112,5 +124,19 @@ namespace RH_Engine
             }
             return null;
         }
+
+        public static string GetChildUuid(string name, JArray children)
+        {
+            foreach (dynamic child in children)
+            {
+                if (child.name == name)
+                {
+                    return child.uuid;
+                }
+            }
+            Console.WriteLine("Could not find id of " + name);
+            return null;
+        }
+
     }
 }

RH-Engine/Program.cs

@@ -4,6 +4,8 @@ using Newtonsoft.Json;
 using Newtonsoft.Json.Linq;
 using System;
 using System.Collections.Generic;
+using System.Dynamic;
+using System.IO;
 using System.Net.Sockets;
 using System.Text;
 
@@ -24,6 +26,8 @@ namespace RH_Engine
         };
 
         private static ServerResponseReader serverResponseReader;
+        
+        private static string terrainId = string.Empty;
         private static string sessionId = string.Empty;
         private static string tunnelId = string.Empty;
         private static string cameraId = string.Empty;
@@ -32,6 +36,12 @@ namespace RH_Engine
         private static string bikeId = string.Empty;
         private static string headId = string.Empty;
 
+        private static double bikeSpeed = 6.66;
+        private static int bpm = 6;
+        private static int power = 6;
+        private static int resistance = 6;
+        private static string lastMessage = "No message received yet";
+
         private static Dictionary<string, HandleSerial> serialResponses = new Dictionary<string, HandleSerial>();
 
         private static void Main(string[] args)
@@ -81,7 +91,11 @@ namespace RH_Engine
                 //Console.WriteLine("GOT MESSAGE WITH SERIAL: " + message + "\n\n\n");
                 string serial = JSONParser.GetSerial(message);
                 //Console.WriteLine("Got serial " + serial);
-                if (serialResponses.ContainsKey(serial)) serialResponses[serial].Invoke(message);
+                if (serialResponses.ContainsKey(serial))
+                {
+                    serialResponses[serial].Invoke(message);
+                    serialResponses.Remove(serial);
+                }
             }
         }
 
@@ -167,9 +181,11 @@ namespace RH_Engine
                     //Force(stream, mainCommand.DeleteNode(handRightId, "deleteHandR"), "deleteHandR", (message) => Console.WriteLine("Right hand deleted"));
                 });
 
+            CreateTerrain(stream, mainCommand);
+
             //Add route, bike and put camera and bike to follow route at same speed.
             SendMessageAndOnResponse(stream, mainCommand.RouteCommand("routeID"), "routeID", (message) => routeId = JSONParser.GetResponseUuid(message));
-            SendMessageAndOnResponse(stream, mainCommand.AddBikeModel("bikeID"), "bikeID",
+            SendMessageAndOnResponse(stream, mainCommand.AddBikeModelAnim("bikeID", 0.01f), "bikeID",
                 (message) =>
                 {
                 bikeId = JSONParser.GetResponseUuid(message);
@@ -179,52 +195,53 @@ namespace RH_Engine
                                 bool speedReplied = false;
                                 bool moveReplied = true;
                                 panelId = JSONParser.getPanelID(message);
-                                WriteTextMessage(stream, mainCommand.ClearPanel(panelId));
                                 
-
-                                SendMessageAndOnResponse(stream, mainCommand.MoveTo(panelId, "panelMove", new float[] { 0f, 0f, 0f }, "Z", 1, 5), "panelMove",
-                                    (message) =>
-                                    {
-                                        Console.WriteLine(message);
-                                        SendMessageAndOnResponse(stream, mainCommand.bikeSpeed(panelId, "bikeSpeed", 5.0), "bikeSpeed",
-                                            (message) =>
-                                                {
-                                                    WriteTextMessage(stream, mainCommand.SwapPanel(panelId));
-                                                });
-                                    });
+                                showPanel(stream, mainCommand);
 
 
                                 //while (!(speedReplied && moveReplied)) { }
                                 
                                 while (cameraId == string.Empty) { }
                                 SetFollowSpeed(5.0f, stream, mainCommand);
+                                WriteTextMessage(stream, mainCommand.RoadCommand(routeId, "road"));
+                                WriteTextMessage(stream, mainCommand.ShowRoute("showRouteFalse", false));
                             });
                 });
+
+            string groundplaneId = GetId("GroundPlane", stream, mainCommand);
+            WriteTextMessage(stream, mainCommand.DeleteNode(groundplaneId, "none"));
+
+            PlaceHouses(stream, mainCommand);
+
+            WriteTextMessage(stream, mainCommand.SkyboxCommand(DateTime.Now.Hour));
             
-                //Force(stream, mainCommand.addPanel("panelID", bikeId), "panelID",
-                //    (message) =>
-                //    {
-                //        Console.WriteLine("panel response: " + message);
-                //        panelId = JSONParser.GetResponseUuid(message);
-                //        while(bikeId == string.Empty) { }
-                //        SetFollowSpeed(5.0f, stream, mainCommand);
-                //    });
-                //SendMessageAndOnResponse(stream, maincommand.addpanel("panelid", bikeid), "panelid",
-                //    (message) =>
-                //    {
-                //        console.writeline("panelid: " + message);
-                //        //panelid = jsonparser.getpanelid(message);
-                //        panelid = jsonparser.getresponseuuid(message);
-                //        while (bikeid == string.empty) { }
-                //        setfollowspeed(5.0f, stream, maincommand);
-                //    });
+        }
 
+        private static void PlaceHouses(NetworkStream stream, Command mainCommand)
+        {
+            // public string AddModel(string nodeName, string serial, string fileLocation, float[] positionVector, float scalar, float[] rotationVector)
+            //string folderHouses = @"data\NetworkEngine\models\houses\set1\";
+            //SendMessageAndOnResponse(stream, mainCommand.AddModel("House1", "uselessSerial_atm", folderHouses + "house1.obj", new float[] { -20f, 1f, 0f }, 4 , new float[] { 0f, 0f, 0f }), "uselessSerial_atm", (message) => Console.WriteLine(message));
+            //WriteTextMessage(stream, mainCommand.AddModel("House1", "uselessSerial_atm", @"C:\Users\Ralf van Aert\Documents\AvansTI\NetworkEngine.18.10.10.1\NetworkEngine\data\NetworkEngine\models\houses\set1\house4.obj"));
 
+            PlaceHouse(stream, mainCommand, 2, new float[] { 10f, 1f, 30f }, 1);
+            PlaceHouse(stream, mainCommand, 1, new float[] { 42f, 1f, 22f }, new float[] { 0f, 90f, 0f }, 2);
+            PlaceHouse(stream, mainCommand, 11, new float[] { -20f, 1f, 0f }, new float[] { 0f, -35f, 0f }, 3);
+            PlaceHouse(stream, mainCommand, 7, new float[] { -15f, 1f, 50f }, new float[] { 0f, -50f, 0f }, 4);
+            PlaceHouse(stream, mainCommand, 24, new float[] { 40f, 1f, 40f }, new float[] { 0f, 75f, 0f }, 5);
+            PlaceHouse(stream, mainCommand, 22, new float[] { 34f, 1f, -20f }, 6);
+            PlaceHouse(stream, mainCommand, 14, new float[] { 0f, 1f, -20f }, new float[] { 0f, 210f, 0f }, 7);
+        }
 
-            //WriteTextMessage(stream, mainCommand.TerrainCommand(new int[] { 256, 256 }, null));
-            //string command;
+        private static void PlaceHouse(NetworkStream stream, Command mainCommand, int numberHousemodel, float[] position, int serialNumber)
+        {
+            PlaceHouse(stream, mainCommand, numberHousemodel, position, new float[] { 0f, 0f, 0f }, serialNumber);
+        }
 
-            Console.WriteLine("id of head " + GetId(Command.STANDARD_HEAD, stream, mainCommand));
+        private static void PlaceHouse(NetworkStream stream, Command mainCommand, int numberHousemodel, float[] position, float[] rotation, int serialNumber)
+        {
+            string folderHouses = @"data\NetworkEngine\models\houses\set1\";
+            SendMessageAndOnResponse(stream, mainCommand.AddModel("House1", "housePlacement" + serialNumber, folderHouses + "house" + numberHousemodel + ".obj", position, 4, rotation), "housePlacement" + serialNumber, (message) => Console.WriteLine(message));
         }
 
         /// <summary>
@@ -256,12 +273,32 @@ namespace RH_Engine
             ImprovedPerlin improvedPerlin = new ImprovedPerlin(0, LibNoise.NoiseQuality.Best);
             for (int i = 0; i < 256 * 256; i++)
             {
-                height[i] = improvedPerlin.GetValue(x / 10, x / 10, x * 100) + 1;
+                height[i] = improvedPerlin.GetValue(x / 10, x / 10, x * 100)/3.5f + 1;
+                
+                if (height[i] > 1.1f)
+                {
+                    height[i] = height[i] * 0.8f;
+                }
+                else if (height[i] < 0.9f)
+                {
+                    height[i] = height[i] * 1.2f;
+                }
                 x += 0.001f;
             }
-            WriteTextMessage(stream, createGraphics.TerrainCommand(new int[] { 256, 256 }, height));
 
-            WriteTextMessage(stream, createGraphics.AddNodeCommand());
+            SendMessageAndOnResponse(stream, createGraphics.TerrainAdd(new int[] { 256, 256 }, height, "terrain"), "terrain",
+                (message) =>
+                {
+
+                    SendMessageAndOnResponse(stream, createGraphics.renderTerrain("renderTerrain"), "renderTerrain",
+                        (message) =>
+                        {
+                            terrainId = JSONParser.GetTerrainID(message);
+                            string addLayerMsg = createGraphics.AddLayer(terrainId, "addLayer");
+                        SendMessageAndOnResponse(stream, addLayerMsg, "addLayer", (message) => Console.WriteLine(""));
+
+                        });
+                });
         }
 
         /// <summary>
@@ -303,11 +340,47 @@ namespace RH_Engine
             return res;
         }
 
+        
+        private static void showPanel(NetworkStream stream, Command mainCommand)
+        {
+            WriteTextMessage(stream, mainCommand.ColorPanel(panelId));
+            WriteTextMessage(stream, mainCommand.ClearPanel(panelId));
+            SendMessageAndOnResponse(stream, mainCommand.showBikespeed(panelId, "bikeSpeed", bikeSpeed), "bikeSpeed",
+                (message) =>
+                {
+                    // TODO check if is drawn
+                });
+            SendMessageAndOnResponse(stream, mainCommand.showHeartrate(panelId, "bpm", bpm), "bpm",
+                (message) =>
+                {
+                    // TODO check if is drawn
+                });
+            SendMessageAndOnResponse(stream, mainCommand.showPower(panelId, "power", power), "power",
+                (message) =>
+                {
+                    // TODO check if is drawn
+                });
+            SendMessageAndOnResponse(stream, mainCommand.showResistance(panelId, "resistance", resistance), "resistance",
+                (message) =>
+                {
+                    // TODO check if is drawn
+                });
+            SendMessageAndOnResponse(stream, mainCommand.showMessage(panelId, "message", lastMessage), "message",
+                (message) =>
+                {
+                    // TODO check if is drawn
+                });
+
+            // Check if every text is drawn!
+
+            WriteTextMessage(stream, mainCommand.SwapPanel(panelId));
+        }
+
         private static void SetFollowSpeed(float speed, NetworkStream stream, Command mainCommand)
         {
             WriteTextMessage(stream, mainCommand.RouteFollow(routeId, bikeId, speed, new float[] { 0, -(float)Math.PI / 2f, 0 }, new float[] { 0, 0, 0 }));
             WriteTextMessage(stream, mainCommand.RouteFollow(routeId, cameraId, speed));
-            WriteTextMessage(stream, mainCommand.RouteFollow(routeId, panelId, speed, 0, "XYZ", 1, false, new float[] { 0, 0, 0 }, new float[] { 0f, 0f, 150f }));
+            //WriteTextMessage(stream, mainCommand.RouteFollow(routeId, panelId, speed, 1f, "XYZ", 1, false, new float[] { 0, 0, 0 }, new float[] { 0f, 5f, 5f }));
         }
         //string routeID, string nodeID, float speedValue, float offsetValue, string rotateValue, float smoothingValue, bool followHeightValue, float[] rotateOffsetVector, float[] positionOffsetVector)
         private static void Force(NetworkStream stream, string message, string serial, HandleSerial action)

RH-Engine/ServerResponseReader.cs

@@ -9,6 +9,8 @@ namespace RH_Engine
 
     public class ServerResponseReader
     {
+        private bool running;
+        private Thread t;
         public OnResponse callback
         {
             get; set;
@@ -23,7 +25,7 @@ namespace RH_Engine
 
         public void StartRead()
         {
-            Thread t = new Thread(() =>
+            t = new Thread(() =>
             {
                 if (this.callback == null)
                 {
@@ -31,8 +33,9 @@ namespace RH_Engine
                 }
                 else
                 {
+                    running = true;
                     Console.WriteLine("[SERVERRESPONSEREADER] Starting loop for reading");
-                    while (true)
+                    while (running)
                     {
                         string res = ReadPrefMessage(Stream);
                         //Console.WriteLine("[SERVERRESPONSEREADER] got message from server: " + res);
@@ -44,6 +47,13 @@ namespace RH_Engine
             t.Start();
         }
 
+        public void Stop()
+        {
+            running = false;
+            t.Join();
+            Stream.Close();
+        }
+
         /// <summary>
         /// reads a response from the server
         /// </summary>

Server/Client.cs

@@ -1,11 +1,13 @@
 using System;
+using System.Collections.Generic;
+using System.Diagnostics;
 using System.IO;
 using System.Linq;
 using System.Net.Sockets;
 using System.Text;
-using Client;
+using System.Timers;
 using Newtonsoft.Json;
-using System.Security.Cryptography;
+using Util;
 
 namespace Server
 {
@@ -18,13 +20,15 @@ namespace Server
         private byte[] totalBuffer = new byte[1024];
         private int totalBufferReceived = 0;
         private SaveData saveData;
-        private string username = null;
+        public string username = null;
         private DateTime sessionStart;
         private string fileName;
-
-
-
-        public string Username { get; set; }
+        private Timer timer;
+        private volatile byte[] BikeDataBuffer;
+        private volatile byte[] BPMDataBuffer;
+        private bool BPMdata = false;
+        private bool Bikedata = false;
+        private object token = new object { };
 
         public Client(Communication communication, TcpClient tcpClient)
         {
@@ -33,18 +37,28 @@ namespace Server
             this.tcpClient = tcpClient;
             this.stream = this.tcpClient.GetStream();
             this.fileName = Directory.GetCurrentDirectory() + "/userInfo.dat";
+            this.timer = new Timer();
+            this.BikeDataBuffer = new byte[16];
+            this.BPMDataBuffer = new byte[2];
+            this.timer.Interval = 1000;
+            this.timer.AutoReset = false;
+            this.timer.Elapsed += SendDataToDoctor;
+            Console.WriteLine("token is " + token);
             stream.BeginRead(buffer, 0, buffer.Length, new AsyncCallback(OnRead), null);
         }
 
         private void OnRead(IAsyncResult ar)
         {
-            
+            if (ar == null || (!ar.IsCompleted) || (!this.stream.CanRead) || !this.tcpClient.Client.Connected)
+                return;
+
             int receivedBytes = this.stream.EndRead(ar);
 
             if (totalBufferReceived + receivedBytes > 1024)
-            {
-                throw new OutOfMemoryException("buffer too small");
-            }
+                if (totalBufferReceived + receivedBytes > 1024)
+                {
+                    throw new OutOfMemoryException("buffer too small");
+                }
             Array.Copy(buffer, 0, totalBuffer, totalBufferReceived, receivedBytes);
             totalBufferReceived += receivedBytes;
 
@@ -66,6 +80,8 @@ namespace Server
                 }
             }
 
+            if (ar == null || (!ar.IsCompleted) || (!this.stream.CanRead) || !this.tcpClient.Client.Connected)
+                return;
             this.stream.BeginRead(this.buffer, 0, this.buffer.Length, new AsyncCallback(OnRead), null);
 
         }
@@ -77,7 +93,7 @@ namespace Server
 
 
         /// <summary>
-        /// TODO
+        /// handles all incoming data from the client
         /// </summary>
         /// <param name="message">including message length and messageId (can be changed)</param>
         private void HandleData(byte[] message)
@@ -93,43 +109,47 @@ namespace Server
 
             string identifier;
             bool isJson = DataParser.getJsonIdentifier(message, out identifier);
+
             if (isJson)
             {
                 switch (identifier)
                 {
                     case DataParser.LOGIN:
-                        string username;
-                        string password;
-                        bool worked = DataParser.GetUsernamePassword(payloadbytes, out username, out password);
-                        if (worked)
+                        if (handleLogin(payloadbytes))
+                            communication.NewLogin(this);
+                        break;
+                    case DataParser.LOGIN_DOCTOR:
+                        if (communication.Doctor != null)
+                            return;
+
+                        if (handleLogin(payloadbytes))
                         {
-                            if (verifyLogin(username, password))
-                            {
-                                Console.WriteLine("Log in");
-                                this.username = username;
-                                sendMessage(DataParser.getLoginResponse("OK"));
-                                sendMessage(DataParser.getStartSessionJson());
-                            }
-                            else
-                            {
-                                sendMessage(DataParser.getLoginResponse("wrong username or password"));
-                            }
-                        }
-                        else
-                        {
-                            sendMessage(DataParser.getLoginResponse("invalid json"));
+                            communication.Doctor = this;
                         }
                         break;
                     case DataParser.START_SESSION:
-                        this.saveData = new SaveData(Directory.GetCurrentDirectory() + "/" + this.username + "/" + sessionStart.ToString("yyyy-MM-dd HH-mm-ss"));
+                        this.communication.StartSessionUser(DataParser.getUsernameFromJson(payloadbytes));
+                        if (communication.Doctor != this)
+                            this.timer.Start();
                         break;
                     case DataParser.STOP_SESSION:
-                        this.saveData = null;
+                        this.communication.StopSessionUser(DataParser.getUsernameFromJson(payloadbytes));
+                        this.timer.Stop();
                         break;
                     case DataParser.SET_RESISTANCE:
-                        worked = DataParser.getResistanceFromResponseJson(payloadbytes);
-                        Console.WriteLine($"set resistance worked is " + worked);
+                        //bool worked = DataParser.getResistanceFromResponseJson(payloadbytes);
+                        communication.SendMessageToClient(DataParser.getUsernameFromJson(payloadbytes), message);
                         //set resistance on doctor GUI
+
+                        break;
+                    case DataParser.DISCONNECT:
+                        communication.LogOff(this);
+                        break;
+                    case DataParser.MESSAGE:
+                        communication.SendMessageToClient(DataParser.getUsernameFromJson(payloadbytes), message);
+                        break;
+                    case DataParser.GET_FILE:
+                        getClientBikeData(payloadbytes);
                         break;
                     default:
                         Console.WriteLine($"Received json with identifier {identifier}:\n{Encoding.ASCII.GetString(payloadbytes)}");
@@ -141,24 +161,84 @@ namespace Server
                 dynamic json = JsonConvert.DeserializeObject(Encoding.ASCII.GetString(payloadbytes));
 
             }
-            else if (DataParser.isRawData(message))
+            else if (DataParser.isRawDataBikeServer(message))
             {
-                Console.WriteLine(BitConverter.ToString(payloadbytes));
-                if (payloadbytes.Length == 8)
+                //Bikedata = true;
+                saveData?.WriteDataRAWBike(payloadbytes);
+                lock (token)
                 {
-                    saveData?.WriteDataRAWBike(payloadbytes);
+                    Array.Copy(this.BikeDataBuffer, 0, this.BikeDataBuffer, 8, 8);
+                    Array.Copy(payloadbytes, 0, this.BikeDataBuffer, 0, 8);
                 }
-                else if (payloadbytes.Length == 2)
+                if (this.username != null)
+                this.communication.Doctor?.sendMessage(DataParser.GetRawBikeDataDoctor(payloadbytes, this.username));
+
+            }
+            else if (DataParser.isRawDataBPMServer(message))
+            {
+                //BPMdata = true;
+                saveData?.WriteDataRAWBPM(payloadbytes);
+                lock (token)
                 {
-                    saveData?.WriteDataRAWBPM(payloadbytes);
+                    Array.Copy(payloadbytes, 0, this.BPMDataBuffer, 0, 2);
+                }
+                if (this.username != null)
+                this.communication.Doctor?.sendMessage(DataParser.GetRawBPMDataDoctor(payloadbytes, this.username));
+            }
+
+        }
+
+        private void getClientBikeData(byte[] payloadbytes)
+        {
+            //ugly
+            //get the raw bike data of the user with the specified username
+            string username = DataParser.GetUsernameFromGetFileBytes(payloadbytes);
+            string path = Directory.GetCurrentDirectory() + "/" + username + "/";
+            string bytes = string.Empty;
+            StringBuilder sb = new StringBuilder(bytes);
+            try
+            {
+                DirectoryInfo dirInf = new DirectoryInfo(Directory.GetCurrentDirectory() + "/" + username + "/");
+                DirectoryInfo[] directoryInfos = dirInf.GetDirectories();
+                DirectoryInfo latest = directoryInfos[directoryInfos.Length - 1];
+                path = path + latest.Name + "/rawBike.bin";
+                FileInfo fi = new FileInfo(path);
+
+                if ((int)fi.Length >= 1024) return;
+            }
+            catch (Exception e)
+            {
+                Debug.WriteLine("[SERVER CLIENT] excetion while trying to get raw bike data: " + e.Message);
+            }
+
+            Debug.WriteLine("[SERVER CLIENT] about to send " + sb.ToString());
+            communication.Doctor.sendMessage(DataParser.GetFileMessage(File.ReadAllBytes(path)));
+        }
+
+        private bool handleLogin(byte[] payloadbytes)
+        {
+            string username;
+            string password;
+            bool worked = DataParser.GetUsernamePassword(payloadbytes, out username, out password);
+            if (worked)
+            {
+                if (verifyLogin(username, password))
+                {
+                    Console.WriteLine("Log in");
+                    this.username = username;
+                    sendMessage(DataParser.getLoginResponse("OK"));
+                    return true;
                 }
                 else
                 {
-                    Console.WriteLine("received raw data with weird lenght " + BitConverter.ToString(payloadbytes));
+                    sendMessage(DataParser.getLoginResponse("wrong username or password"));
                 }
             }
-
-
+            else
+            {
+                sendMessage(DataParser.getLoginResponse("invalid json"));
+            }
+            return false;
         }
 
         public void sendMessage(byte[] message)
@@ -168,7 +248,7 @@ namespace Server
 
         private bool verifyLogin(string username, string password)
         {
-            Console.WriteLine("got hashes " + username + "\n" + password);
+            Console.WriteLine($"Got username {username} and password {password}");
 
 
             if (!File.Exists(fileName))
@@ -183,27 +263,23 @@ namespace Server
             {
                 Console.WriteLine("file exists, located at " + Path.GetFullPath(fileName));
                 string[] usernamesPasswords = File.ReadAllLines(fileName);
-                if (usernamesPasswords.Length == 0)
-                {
-                    newUsers(username, password);
-                    return true;
-                }
-
                 foreach (string s in usernamesPasswords)
                 {
                     string[] combo = s.Split(" ");
                     if (combo[0] == username)
                     {
-                        Console.WriteLine("correct info");
+                        Console.WriteLine("username found in file");
                         return combo[1] == password;
                     }
 
                 }
-                Console.WriteLine("combo was not found in file");
+                Console.WriteLine("username not found in file");
+                newUsers(username, password);
+                return true;
+
 
             }
-            Console.WriteLine("false");
-            return false;
+
 
         }
 
@@ -217,10 +293,6 @@ namespace Server
             }
         }
 
-
-
-
-
         public static string ByteArrayToString(byte[] ba)
         {
             StringBuilder hex = new StringBuilder(ba.Length * 2);
@@ -228,5 +300,27 @@ namespace Server
                 hex.AppendFormat("{0:x2}", b);
             return hex.ToString();
         }
+
+        public void StartSession()
+        {
+            this.saveData = new SaveData(Directory.GetCurrentDirectory() + "/" + this.username + "/" + sessionStart.ToString("yyyy-MM-dd HH-mm-ss"));
+        }
+
+        public void StopSession()
+        {
+            this.saveData = null;
+        }
+
+        private void SendDataToDoctor(object sender, ElapsedEventArgs e)
+        {
+            lock (token)
+            {
+                this.communication.Doctor?.sendMessage(DataParser.GetRawBikeDataDoctor(this.BikeDataBuffer.Take(8).ToArray(), this.username));
+                this.communication.Doctor?.sendMessage(DataParser.GetRawBikeDataDoctor(this.BikeDataBuffer.Skip(8).ToArray(), this.username));
+                this.communication.Doctor?.sendMessage(DataParser.GetRawBPMDataDoctor(this.BPMDataBuffer, this.username));
+            }
+            this.timer.Start();
+            Debug.WriteLine("[serverclient] send bike and bpm data timer");
+        }
     }
 }

Server/Communication.cs

@@ -1,10 +1,7 @@
-using Client;
-using System;
+using System;
 using System.Collections.Generic;
-using System.IO.Pipes;
-using System.Linq;
 using System.Net.Sockets;
-using System.Text;
+using Util;
 
 namespace Server
 {
@@ -12,8 +9,24 @@ namespace Server
     {
         private TcpListener listener;
         private List<Client> clients;
-        private Client doctor;
-
+        private Client mDoctor;
+        public Client Doctor
+        {
+            get
+            {
+                return this.mDoctor;
+            }
+            set
+            {
+                this.mDoctor = value;
+                if (this.mDoctor != null)
+                    this.clients.ForEach((client) =>
+                    {
+                        this.mDoctor.sendMessage(DataParser.getNewConnectionJson(client.username));
+                        client.sendMessage(DataParser.getNewConnectionJson(this.mDoctor.username));
+                    });
+            }
+        }
         public Communication(TcpListener listener)
         {
             this.listener = listener;
@@ -31,25 +44,71 @@ namespace Server
 
         private void OnConnect(IAsyncResult ar)
         {
-            
+
             var tcpClient = listener.EndAcceptTcpClient(ar);
             Console.WriteLine($"Client connected from {tcpClient.Client.RemoteEndPoint}");
-            clients.Add(new Client(this, tcpClient));
-            if (doctor == null)
-            {
-                doctor = clients.ElementAt(0);
-            }
-            else
-            {
-
-                doctor.sendMessage(DataParser.getLoginResponse("new client"));
-            }
+            new Client(this, tcpClient);
             listener.BeginAcceptTcpClient(new AsyncCallback(OnConnect), null);
         }
 
-        internal void Disconnect(Client client)
+        public void NewLogin(Client client)
         {
-            clients.Remove(client);
+            this.clients.Add(client);
+            if (this.Doctor != null)
+            {
+                Doctor.sendMessage(DataParser.getNewConnectionJson(client.username));
+                client.sendMessage(DataParser.getNewConnectionJson(Doctor.username));
+            }
         }
+
+        public void LogOff(Client client)
+        {
+            if (this.Doctor == client)
+            {
+                this.clients.ForEach((client) =>
+                {
+                    client.sendMessage(DataParser.getDisconnectJson(this.mDoctor.username));
+                });
+                this.Doctor = null;
+            }
+            Doctor?.sendMessage(DataParser.getDisconnectJson(client.username));
+            this.clients.Remove(client);
+        }
+
+        public void StartSessionUser(string user)
+        {
+            foreach (Client client in clients)
+            {
+                if (client.username == user)
+                {
+                    client.sendMessage(DataParser.getStartSessionJson(user));
+                    client.StartSession();
+                }
+            }
+        }
+
+        public void StopSessionUser(string user)
+        {
+            foreach (Client client in clients)
+            {
+                if (client.username == user)
+                {
+                    client.sendMessage(DataParser.getStopSessionJson(user));
+                    client.StopSession();
+                }
+            }
+
+        }
+
+        public void SendMessageToClient(string user, byte[] message)
+        {
+            foreach (Client c in clients)
+            {
+                if (c.username == user)
+                {
+                    c.sendMessage(message);
+                }
+            }
+        }        
     }
 }

Server/SaveData.cs

@@ -63,12 +63,20 @@ namespace Server
             {
                 // do nothing
             }
-            using (BinaryWriter sw = new BinaryWriter(File.Open(fileLocation, FileMode.Create)))
+            using (var fileStream = new FileStream(fileLocation, FileMode.Append, FileAccess.Write, FileShare.None))
+            using (var bw = new BinaryWriter(fileStream))
             {
-                sw.Seek(length, SeekOrigin.End);
-                sw.Write(data);
-                sw.Flush();
+                //sw.BaseStream.Seek(length, SeekOrigin.Begin);
+                bw.Write(data);
+                bw.Flush();
+                //Console.WriteLine("wrote at " + bw.BaseStream.Position);
             }
+            //using (BinaryReader binaryReader = new BinaryReader(File.Open(fileLocation, FileMode.Open)))
+            //{
+            //    byte[] totalArray = new byte[binaryReader.BaseStream.Length];
+            //    binaryReader.BaseStream.Read(totalArray, 0, (int)binaryReader.BaseStream.Length);
+            //    Console.WriteLine("all data is " + BitConverter.ToString(totalArray));
+            //}
         }
 
         /// <summary>
@@ -86,6 +94,7 @@ namespace Server
             {
                 FileInfo fi = new FileInfo(this.path + rawBPMFilename);
                 int length = (int)fi.Length;
+                //Console.WriteLine("length " + length);
 
                 byte[] output = new byte[outputSize];
 
@@ -93,15 +102,20 @@ namespace Server
                 int readSize = messageSize * averageOver;
                 byte[] readBuffer = new byte[readSize];
 
-                using (FileStream fileStream = new FileStream(this.path + rawBPMFilename, FileMode.Open, FileAccess.Read))
+                using (BinaryReader binaryReader = new BinaryReader(File.Open(this.path + rawBPMFilename, FileMode.Open)))
                 {
-                    for (int i = 1; i >= outputSize; i++)
+                    //byte[] totalArray = new byte[binaryReader.BaseStream.Length];
+                    //binaryReader.BaseStream.Read(totalArray, 0, (int)binaryReader.BaseStream.Length);
+                    //Console.WriteLine("all data is " + BitConverter.ToString(totalArray));
+                    for (int i = 1; i <= outputSize; i++)
                     {
                         if (length - (i * readSize) < 0)
                         {
                             break;
                         }
-                        fileStream.Read(readBuffer, length - (i * readSize), readSize);
+                        binaryReader.BaseStream.Seek(length - (i * readSize), SeekOrigin.Begin);
+                        binaryReader.BaseStream.Read(readBuffer, 0, readSize);
+                        //Console.WriteLine("read " + binaryReader.BaseStream.Position + " and size " + readSize + " with value " + BitConverter.ToString(readBuffer));
 
                         //handling data
                         int total = 0;

Server/Server.csproj

@@ -10,7 +10,8 @@
 	</ItemGroup>
 
 	<ItemGroup>
-		<ProjectReference Include="..\Client\Client.csproj" />
+	  <ProjectReference Include="..\ClientApp\ClientApp.csproj" />
+	  <ProjectReference Include="..\DoctorApp\DoctorApp.csproj" />
 	</ItemGroup>
 
 	<Import Project="..\Hashing\Hashing.projitems" Label="Shared" />

UnitTestRH/CommandTest.cs

@@ -0,0 +1,418 @@
+using Microsoft.VisualStudio.TestTools.UnitTesting;
+using Newtonsoft.Json;
+using Newtonsoft.Json.Linq;
+using ProftaakRH;
+using RH_Engine;
+using System;
+using System.Linq;
+
+namespace UnitTestRH
+{
+    [TestClass]
+    public class CommandTest
+    {
+        [TestMethod]
+        public void TerrainAdd_TestMethod()
+        {
+            string testTunnelID = "dummyTunnelID";
+            string testSerial = "dummySerialCode";
+
+            string payloadId = "tunnel/send";
+            string messageId = "scene/terrain/add";
+
+            Command command = new Command(testTunnelID);
+
+
+
+            int[] terrainSizeArray = new int[2] { 4, 4 };
+            float[] terrainHeightsArray = new float[16] { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0};
+            string terrainAddCommand = command.TerrainAdd(terrainSizeArray, terrainHeightsArray, testSerial);
+
+            dynamic json = JsonConvert.DeserializeObject(terrainAddCommand);
+
+            //Test payload
+            Assert.AreEqual(payloadId, (string)json.id);
+            Assert.AreEqual(testTunnelID, (string)json.data.dest);
+
+            //Test message
+            Assert.AreEqual(messageId, (string)json.data.data.id);
+            Assert.AreEqual(testSerial, (string)json.data.data.serial);
+
+            //Test terrain
+            JArray jArrayTerrainSize = (JArray)json.data.data.data.size;
+            JArray jArrayTerrainHeights = (JArray)json.data.data.data.heights;
+
+            int[] outSizeArray = jArrayTerrainSize.Select(ja => (int)ja).ToArray();
+            float[] outHeightsArray = jArrayTerrainHeights.Select(ja => (float)ja).ToArray();
+
+            CollectionAssert.AreEqual(terrainSizeArray, outSizeArray);
+            CollectionAssert.AreEqual(terrainHeightsArray, json.data.data.data.heights.ToObject<float[]>());
+        }
+
+        [TestMethod]
+        public void AddLayer_TestMethod()
+        {
+            string testTunnelID = "dummyTunnelID";
+            string testSerial = "dummySerialCode";
+
+            string payloadId = "tunnel/send";
+            string messageId = "scene/node/addlayer";
+
+
+            string testUuid = "dummyUuid";
+            string diffuseExpected = @"data\NetworkEngine\textures\terrain\grass_green_d.jpg";
+            string normalExpected = @"data\NetworkEngine\textures\terrain\grass_green_n.jpg";
+            int minHeightExpected = 0;
+            int maxHeightExpected = 10;
+            int fadeDistExpected = 1;
+
+
+            Command command = new Command(testTunnelID);
+            
+            string terrainAddCommand = command.AddLayer(testUuid, testSerial);
+
+            dynamic json = JsonConvert.DeserializeObject(terrainAddCommand);
+
+            //Test payload
+            Assert.AreEqual(payloadId, (string)json.id);
+            Assert.AreEqual(testTunnelID, (string)json.data.dest);
+
+            //Test message
+            Assert.AreEqual(messageId, (string)json.data.data.id);
+            Assert.AreEqual(testSerial, (string)json.data.data.serial);
+
+            //Test AddLayer
+            Assert.AreEqual(testUuid, (string)json.data.data.data.id);
+            Assert.AreEqual(diffuseExpected, (string)json.data.data.data.diffuse);
+            Assert.AreEqual(normalExpected, (string)json.data.data.data.normal);
+            Assert.AreEqual(minHeightExpected, (int)json.data.data.data.minHeight);
+            Assert.AreEqual(maxHeightExpected, (int)json.data.data.data.maxHeight);
+            Assert.AreEqual(fadeDistExpected, (int)json.data.data.data.fadeDist);
+        }
+
+        [TestMethod]
+        public void UpdateTerrain_TestMethod()
+        {
+            string testTunnelID = "dummyTunnelID";
+
+            string payloadId = "tunnel/send";
+            string messageId = "scene/terrain/update";
+
+            Command command = new Command(testTunnelID);
+
+            string terrainAddCommand = command.UpdateTerrain();
+
+            dynamic json = JsonConvert.DeserializeObject(terrainAddCommand);
+
+            //Test payload
+            Assert.AreEqual(payloadId, (string)json.id);
+            Assert.AreEqual(testTunnelID, (string)json.data.dest);
+
+            //Test message
+            Assert.AreEqual(messageId, (string)json.data.data.id);
+        }
+
+        [TestMethod]
+        public void renderTerrain_TestMethod()
+        {
+            string testTunnelID = "dummyTunnelID";
+            string testSerial = "dummySerialCode";
+
+            string payloadId = "tunnel/send";
+            string messageId = "scene/node/add";
+
+
+            string nameExpected = "newNode";
+            int[] positionExpected = new int[] { -80, 0, -80 };
+            float scaleExpected = 1f;
+            int[] rotationExpected = new int[] { 0, 0, 0 };
+
+            bool smoothnormalsExpected = true;
+
+
+            Command command = new Command(testTunnelID);
+
+            string terrainAddCommand = command.renderTerrain(testSerial);
+
+            dynamic json = JsonConvert.DeserializeObject(terrainAddCommand);
+
+
+            //Test payload
+            Assert.AreEqual(payloadId, (string)json.id);
+            Assert.AreEqual(testTunnelID, (string)json.data.dest);
+
+            //Test message
+            Assert.AreEqual(messageId, (string)json.data.data.id);
+            Assert.AreEqual(testSerial, (string)json.data.data.serial);
+
+            //Test data
+            Assert.AreEqual(nameExpected, (string)json.data.data.data.name);
+
+            //Test data components
+
+                //Test transform
+            JArray jArrayPosition = (JArray)json.data.data.data.components.transform.position;
+            JArray jArrayRotation = (JArray)json.data.data.data.components.transform.rotation;
+
+            int[] outPositionArray = jArrayPosition.Select(ja => (int)ja).ToArray();
+            int[] outRotationArray = jArrayRotation.Select(ja => (int)ja).ToArray();
+
+            CollectionAssert.AreEqual(positionExpected, outPositionArray);
+            CollectionAssert.AreEqual(rotationExpected, outRotationArray);
+
+
+            //Test terrain
+            Assert.AreEqual(smoothnormalsExpected, (bool)json.data.data.data.components.terrain.smoothnormals);
+        }
+
+        [TestMethod]
+        public void DeleteNode_TestMethod()
+        {
+            string testTunnelID = "dummyTunnelID";
+            string testSerial = "dummySerialCode";
+
+            string payloadId = "tunnel/send";
+            string messageId = "scene/node/delete";
+
+            string uuid = "dummyUuid";
+
+
+            Command command = new Command(testTunnelID);
+
+            string terrainAddCommand = command.DeleteNode(uuid, testSerial);
+
+            dynamic json = JsonConvert.DeserializeObject(terrainAddCommand);
+
+            //Test payload
+            Assert.AreEqual(payloadId, (string)json.id);
+            Assert.AreEqual(testTunnelID, (string)json.data.dest);
+
+            //Test message
+            Assert.AreEqual(messageId, (string)json.data.data.id);
+            Assert.AreEqual(testSerial, (string)json.data.data.serial);
+
+            //Test data
+            Assert.AreEqual(uuid, (string)json.data.data.data.id);
+        }
+
+        [TestMethod]
+        public void addPanel_TestMethod()
+        {
+            string testTunnelID = "dummyTunnelID";
+            string testSerial = "dummySerialCode";
+
+            string payloadId = "tunnel/send";
+            string messageId = "scene/node/add";
+
+            string uuidBike = "dummyUuidBike";
+
+            string nameExpected = "dashboard";
+
+                //components
+            //transform
+            float[] positionExpected = new float[] { -1.5f, 1f, 0f };
+            int scaleExpected = 1;
+            int[] rotationExpected = new int[] { -30, 90, 0 };
+
+            //panel
+            int[] sizeExpected = new int[] { 1, 1 };
+            int[] resolutionExpected = new int[] { 512, 512 };
+            int[] backgroundExpected = new int[] { 1, 1, 1, 1 };
+            bool castShadowExpected = false;
+
+            Command command = new Command(testTunnelID);
+
+            string terrainAddCommand = command.addPanel(testSerial, uuidBike);
+
+            dynamic json = JsonConvert.DeserializeObject(terrainAddCommand);
+
+            //Test payload
+            Assert.AreEqual(payloadId, (string)json.id);
+            Assert.AreEqual(testTunnelID, (string)json.data.dest);
+
+            //Test message
+            Assert.AreEqual(messageId, (string)json.data.data.id);
+            Assert.AreEqual(testSerial, (string)json.data.data.serial);
+
+            //Test data
+            Assert.AreEqual(nameExpected, (string)json.data.data.data.name);
+            Assert.AreEqual(uuidBike, (string)json.data.data.data.parent);
+
+            //Test components
+
+                //Test transform
+            JArray jArrayPosition = (JArray)json.data.data.data.components.transform.position;
+            JArray jArrayRotation = (JArray)json.data.data.data.components.transform.rotation;
+
+            float[] outPositionArray = jArrayPosition.Select(ja => (float)ja).ToArray();
+            int[] outRotationArray = jArrayRotation.Select(ja => (int)ja).ToArray();
+
+            CollectionAssert.AreEqual(positionExpected, outPositionArray);
+            CollectionAssert.AreEqual(rotationExpected, outRotationArray);
+
+            Assert.AreEqual(scaleExpected, (int)json.data.data.data.components.transform.scale);
+
+            //Test panel
+            CollectionAssert.AreEqual(sizeExpected, ((JArray)json.data.data.data.components.panel.size).Select(ja => (int)ja).ToArray());
+            CollectionAssert.AreEqual(resolutionExpected, ((JArray)json.data.data.data.components.panel.resolution).Select(ja => (int)ja).ToArray());
+            CollectionAssert.AreEqual(backgroundExpected, ((JArray)json.data.data.data.components.panel.background).Select(ja => (int)ja).ToArray());
+            Assert.AreEqual(castShadowExpected, (bool)json.data.data.data.components.panel.castShadow);
+        }
+
+        [TestMethod]
+        public void ColorPanel_TestMethod()
+        {
+            string testTunnelID = "dummyTunnelID";
+
+            string payloadId = "tunnel/send";
+            string messageId = "scene/panel/setclearcolor";
+
+            string uuidPanel = "dummyUuidPanel";
+
+            float[] colorExpected = new float[] { 0f, 0f, 0f, 0f };
+
+
+            Command command = new Command(testTunnelID);
+
+            string terrainAddCommand = command.ColorPanel(uuidPanel);
+
+            dynamic json = JsonConvert.DeserializeObject(terrainAddCommand);
+
+            //Test payload
+            Assert.AreEqual(payloadId, (string)json.id);
+            Assert.AreEqual(testTunnelID, (string)json.data.dest);
+
+            //Test message
+            Assert.AreEqual(messageId, (string)json.data.data.id);
+
+            //Test data
+            Assert.AreEqual(uuidPanel, (string)json.data.data.data.id);
+            CollectionAssert.AreEqual(colorExpected, ((JArray)json.data.data.data.color).Select(ja => (float)ja).ToArray());
+        }
+
+        [TestMethod]
+        public void SwapPanel_TestMethod()
+        {
+            string testTunnelID = "dummyTunnelID";
+
+            string payloadId = "tunnel/send";
+            string messageId = "scene/panel/swap";
+
+            string uuid = "dummyUuid";
+
+
+            Command command = new Command(testTunnelID);
+
+            string terrainAddCommand = command.SwapPanel(uuid);
+
+            dynamic json = JsonConvert.DeserializeObject(terrainAddCommand);
+
+            //Test payload
+            Assert.AreEqual(payloadId, (string)json.id);
+            Assert.AreEqual(testTunnelID, (string)json.data.dest);
+
+            //Test message
+            Assert.AreEqual(messageId, (string)json.data.data.id);
+
+            //Test data
+            Assert.AreEqual(uuid, (string)json.data.data.data.id);
+        }
+
+        [TestMethod]
+        public void showOnPanel_TestMethod()
+        {
+            string testTunnelID = "dummyTunnelID";
+            string testSerial = "dummySerialCode";
+
+            string payloadId = "tunnel/send";
+            string messageId = "scene/panel/drawtext";
+
+            string uuidPanel = "dummyUuidPanel";
+            string text = "dummyText";
+            int index = 3;
+            int[] positionExpected = new int[] { 4, 24 + index * 32 };
+            double sizeExpected = 32.0;
+            int[] colorExpected = new int[] { 0, 0, 0, 1 };
+            string fontExpected = "segoeui";
+
+
+            Command command = new Command(testTunnelID);
+
+            string terrainAddCommand = command.showOnPanel(uuidPanel, testSerial, text, index);
+
+            dynamic json = JsonConvert.DeserializeObject(terrainAddCommand);
+
+            //Test payload
+            Assert.AreEqual(payloadId, (string)json.id);
+            Assert.AreEqual(testTunnelID, (string)json.data.dest);
+
+            //Test message
+            Assert.AreEqual(messageId, (string)json.data.data.id);
+            Assert.AreEqual(testSerial, (string)json.data.data.serial);
+
+            //Test data
+            Assert.AreEqual(uuidPanel, (string)json.data.data.data.id);
+            Assert.AreEqual(text, (string)json.data.data.data.text);
+            CollectionAssert.AreEqual(positionExpected, ((JArray)json.data.data.data.position).Select(ja => (int)ja).ToArray());
+            Assert.AreEqual(sizeExpected, (double)json.data.data.data.size);
+            CollectionAssert.AreEqual(colorExpected, ((JArray)json.data.data.data.color).Select(ja => (int)ja).ToArray());
+            Assert.AreEqual(fontExpected, (string)json.data.data.data.font);
+        }
+
+        [TestMethod]
+        public void SwapPanelCommand_TestMethod()
+        {
+            string testTunnelID = "dummyTunnelID";
+
+            string payloadId = "tunnel/send";
+            string messageId = "scene/panel/swap";
+
+            string uuid = "dummyUuid";
+
+
+            Command command = new Command(testTunnelID);
+
+            string terrainAddCommand = command.SwapPanelCommand(uuid);
+
+            dynamic json = JsonConvert.DeserializeObject(terrainAddCommand);
+
+            //Test payload
+            Assert.AreEqual(payloadId, (string)json.id);
+            Assert.AreEqual(testTunnelID, (string)json.data.dest);
+
+            //Test message
+            Assert.AreEqual(messageId, (string)json.data.data.id);
+
+            //Test data
+            Assert.AreEqual(uuid, (string)json.data.data.data.id);
+        }
+
+        [TestMethod]
+        public void ClearPanel_TestMethod()
+        {
+            string testTunnelID = "dummyTunnelID";
+
+            string payloadId = "tunnel/send";
+            string messageId = "scene/panel/clear";
+
+            string uuid = "dummyUuid";
+
+
+            Command command = new Command(testTunnelID);
+
+            string terrainAddCommand = command.ClearPanel(uuid);
+
+            dynamic json = JsonConvert.DeserializeObject(terrainAddCommand);
+
+            //Test payload
+            Assert.AreEqual(payloadId, (string)json.id);
+            Assert.AreEqual(testTunnelID, (string)json.data.dest);
+
+            //Test terrain
+            Assert.AreEqual(messageId, (string)json.data.data.id);
+
+            //Test data
+            Assert.AreEqual(uuid, (string)json.data.data.data.id);
+        }
+    }
+}

UnitTestRH/DataParserTest.cs

@@ -0,0 +1,74 @@
+using Microsoft.VisualStudio.TestTools.UnitTesting;
+using Newtonsoft.Json;
+using RH_Engine;
+using System;
+using System.Collections.Generic;
+using System.Text;
+using Util;
+
+namespace UnitTestRH
+{
+    [TestClass]
+    public class DataParserTest
+    {
+
+        public byte[] GetPayload(byte[] message)
+        {
+            byte[] payload = new byte[message.Length - 5];
+            Array.Copy(message, 5, payload, 0, message.Length - 5);
+            return payload;
+        }
+
+
+        [TestMethod]
+        public void TestGetMessageToSend()
+        {
+            byte[] toTest = DataParser.GetMessageToSend("test");
+
+            dynamic res = JsonConvert.DeserializeObject(Encoding.ASCII.GetString((toTest)));
+            Assert.AreEqual("MESSAGE", (string)res.identifier);
+            Assert.AreEqual("test", (string)res.data.message);
+        }
+
+        [TestMethod]
+        public void TestIsRawDataBikeServer()
+        {
+            byte[] testArr = { 0x34,0x00,0x00,0x00,0x02};
+            byte[] testArr2 = { 0x34, 0x00, 0x00, 0x00, 0x02,0x49,0x65 };
+            Assert.ThrowsException<ArgumentException>(() => DataParser.isRawDataBikeServer(testArr));
+            Assert.IsTrue(DataParser.isRawDataBikeServer(testArr2));
+        }
+        [TestMethod]
+        public void TestIsRawDataBikeDoctor()
+        {
+            byte[] testArr = { 0x34, 0x00, 0x00, 0x00, 0x04 };
+            byte[] testArr2 = { 0x34, 0x00, 0x00, 0x00, 0x04, 0x49, 0x65 };
+            Assert.ThrowsException<ArgumentException>(() => DataParser.isRawDataBikeDoctor(testArr));
+            Assert.IsTrue(DataParser.isRawDataBikeDoctor(testArr2));
+        }
+
+        [TestMethod]
+        public void TestIsRawDataBPMServer()
+        {
+            byte[] testArr = { 0x34, 0x00, 0x00, 0x00, 0x03};
+            byte[] testArr2 = { 0x34, 0x00, 0x00, 0x00, 0x03, 0x49, 0x65 };
+            Assert.ThrowsException<ArgumentException>(() => DataParser.isRawDataBPMServer(testArr));
+            Assert.IsTrue(DataParser.isRawDataBPMServer(testArr2));
+        }
+
+        [TestMethod]
+        public void TestIsRawDataBPMDoctor()
+        {
+            byte[] testArr = { 0x34, 0x00, 0x00, 0x00, 0x05 };
+            byte[] testArr2 = { 0x34, 0x00, 0x00, 0x00, 0x05, 0x49, 0x65 };
+            Assert.ThrowsException<ArgumentException>(() => DataParser.isRawDataBPMDoctor(testArr));
+            Assert.IsTrue(DataParser.isRawDataBPMDoctor(testArr2));
+        }
+
+
+
+
+
+
+    }
+}

UnitTestRH/UnitTestRH.csproj

@@ -0,0 +1,26 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <TargetFramework>netcoreapp3.1</TargetFramework>
+
+    <IsPackable>false</IsPackable>
+  </PropertyGroup>
+
+  <ItemGroup>
+    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="16.5.0" />
+    <PackageReference Include="MSTest.TestAdapter" Version="2.1.0" />
+    <PackageReference Include="MSTest.TestFramework" Version="2.1.0" />
+    <PackageReference Include="coverlet.collector" Version="1.2.0" />
+  </ItemGroup>
+
+  <ItemGroup>
+    <ProjectReference Include="..\ClientApp\ClientApp.csproj" />
+    <ProjectReference Include="..\DoctorApp\DoctorApp.csproj" />
+    <ProjectReference Include="..\ProftaakRH\ProftaakRH.csproj" />
+    <ProjectReference Include="..\RH-Engine\RH-Engine.csproj" />
+    <ProjectReference Include="..\Server\Server.csproj" />
+  </ItemGroup>
+
+  <Import Project="..\Hashing\Hashing.projitems" Label="Shared" />
+
+</Project>