[ADD] finished writing historic data to documents

ClientApp/Utils/Client.cs

@@ -184,7 +184,7 @@ namespace ClientApp.Utils
                 else if (DataParser.isRawDataBikeServer(messageBytes))
                 {
                     Console.WriteLine($"Received data: {BitConverter.ToString(payloadbytes)}");
-                }
+                } 
 
                 totalBufferReceived -= expectedMessageLength;
                 expectedMessageLength = BitConverter.ToInt32(totalBuffer, 0);

ClientApp/ViewModels/LoginViewModel.cs

@@ -16,7 +16,7 @@ namespace ClientApp.ViewModels
         public string Username { get; set; }
         public ICommand LoginCommand { get; set; }
 
-        public bool LoginStatus { get; set; }
+        public bool LoginStatus { get; set; } = false;
 
         public bool InvertedLoginStatus { get; set; }
 

ClientApp/Views/LoginView.xaml

@@ -19,9 +19,7 @@
             <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 = "Slide" HorizontalAlignment="Center">
-                <Label Content="Login failed" Foreground="Red" HorizontalAlignment="Center" HorizontalContentAlignment="Center" Background="Transparent"/>
-            </Popup>
+            <Label Content="Login failed" Foreground="Red" HorizontalAlignment="Center" HorizontalContentAlignment="Center" Background="Transparent" IsEnabled="{Binding InvertedLoginStatus}"/>
         </StackPanel>
     </DockPanel>
 </Page>

DoctorApp/DoctorApp.csproj

@@ -25,6 +25,7 @@
 		<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>
 

DoctorApp/Utils/Client.cs

@@ -1,9 +1,11 @@
 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;
 
@@ -129,7 +131,24 @@ namespace DoctorApp.Utils
                 {
                     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);
             }
@@ -140,11 +159,40 @@ namespace DoctorApp.Utils
 
         }
 
-        /// <summary>
-        /// starts sending a message to the server
-        /// </summary>
-        /// <param name="message">the message to send</param>
-        public void sendMessage(byte[] message)
+        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);
         }

DoctorApp/ViewModels/ClientInfoViewModel.cs

@@ -41,6 +41,8 @@ namespace DoctorApp.ViewModels
 
         public ICommand SetResistance { get; set; }
 
+        public ICommand SaveHistoricData { get; set; }
+
         public MainWindowViewModel MainWindowViewModel { get; set; }
         private Client client;
 
@@ -81,13 +83,23 @@ namespace DoctorApp.ViewModels
                 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)
+        public void BPMData(byte[] bytes)
         {
             //TODO
             //Parsen van de data you fuck
-            if(bytes[0] == 0x00)
+            if (bytes[0] == 0x00)
             {
 
             }
@@ -95,13 +107,13 @@ namespace DoctorApp.ViewModels
             {
                 PatientInfo.BPM = bytes[1];
                 if (MySelectedItem == "BPM")
-                    {
+                {
                     Chart.NewValue(PatientInfo.BPM);
                 }
 
             }
-            
-            
+
+
         }
 
         public void BikeData(byte[] bytes)

DoctorApp/Views/ClientInfoView.xaml

@@ -18,16 +18,20 @@
             <RowDefinition Height="180*"/>
             <RowDefinition Height="180*"/>
         </Grid.RowDefinitions>
-        <StackPanel Orientation="Horizontal" Grid.RowSpan="2" Margin="0,0,0,22">
-            <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>
-        <StackPanel Margin="0,10,0,0" Grid.RowSpan="2" Grid.Row="1">
+
+        <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"/>

DoctorApp/Views/MainWindow.xaml

@@ -10,7 +10,7 @@
         AllowsTransparency="True"
          MinHeight="{Binding MinimumHeight}"
         MinWidth="{Binding MinimumWidth}"
-        Title="MainWindow" Height="500" Width="900">
+        Title="MainWindow" Height="800" Width="1500">
     <Window.Resources>
         <Style TargetType="{x:Type local:MainWindow}">
             <Setter Property="Template">

Hashing/DataParser.cs

@@ -4,9 +4,11 @@ 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
 {
@@ -21,6 +23,7 @@ namespace Util
         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>
@@ -70,7 +73,7 @@ namespace Util
             return getName(bytes, 2, bytes.Length - 2);
         }
 
-        private static string getName(byte[] bytes , int offset, int lenght)
+        private static string getName(byte[] bytes, int offset, int lenght)
         {
             byte[] nameArray = new byte[lenght];
             Array.Copy(bytes, offset, nameArray, 0, lenght);
@@ -240,6 +243,12 @@ namespace Util
             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
@@ -284,13 +293,17 @@ namespace Util
 
         public static byte[] GetRawBPMDataDoctor(byte[] payload, string username)
         {
-            return GetRawDataDoctor(payload,username,0x05);
+            return GetRawDataDoctor(payload, username, 0x05);
         }
 
         private static byte[] GetRawDataDoctor(byte[] payload, string username, byte messageID)
         {
-
-            return getMessage(payload.Concat(Encoding.ASCII.GetBytes(username)).ToArray(), messageID);
+            Debug.WriteLine(BitConverter.ToString(Encoding.ASCII.GetBytes(username)));
+            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>
@@ -331,14 +344,14 @@ namespace Util
             };
             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)
+        public static byte[] getSetResistanceJson(string user, float mResistance)
         {
             dynamic data = new
             {
@@ -430,7 +443,7 @@ namespace Util
         /// <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;           
+            return ((dynamic)JsonConvert.DeserializeObject(Encoding.ASCII.GetString(json))).data.chat;
         }
 
         /// <summary>
@@ -466,6 +479,32 @@ namespace Util
             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);
+        }
     }
 }

Server/Client.cs

@@ -1,5 +1,6 @@
 using System;
 using System.Collections.Generic;
+using System.Diagnostics;
 using System.IO;
 using System.Linq;
 using System.Net.Sockets;
@@ -23,8 +24,11 @@ namespace Server
         private DateTime sessionStart;
         private string fileName;
         private Timer timer;
-        private byte[] BikeDataBuffer;
-        private byte[] BPMDataBuffer;
+        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)
         {
@@ -37,8 +41,9 @@ namespace Server
             this.BikeDataBuffer = new byte[16];
             this.BPMDataBuffer = new byte[2];
             this.timer.Interval = 1000;
-            this.timer.AutoReset = true;
+            this.timer.AutoReset = false;
             this.timer.Elapsed += SendDataToDoctor;
+            Console.WriteLine("token is " + token);
             stream.BeginRead(buffer, 0, buffer.Length, new AsyncCallback(OnRead), null);
         }
 
@@ -142,6 +147,9 @@ namespace Server
                     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)}");
                         break;
@@ -154,16 +162,53 @@ namespace Server
             }
             else if (DataParser.isRawDataBikeServer(message))
             {
+                //Bikedata = true;
                 saveData?.WriteDataRAWBike(payloadbytes);
-                Array.Copy(this.BikeDataBuffer, 0, this.BikeDataBuffer, 8, 8);
-                Array.Copy(payloadbytes, 0, this.BikeDataBuffer, 0, 8);
+                lock (token)
+                {
+                    Array.Copy(this.BikeDataBuffer, 0, this.BikeDataBuffer, 8, 8);
+                    Array.Copy(payloadbytes, 0, this.BikeDataBuffer, 0, 8);
+                }
+                //this.communication.Doctor?.sendMessage(DataParser.GetRawBikeDataDoctor(payloadbytes, this.username));
             }
             else if (DataParser.isRawDataBPMServer(message))
             {
+                //BPMdata = true;
                 saveData?.WriteDataRAWBPM(payloadbytes);
-                Array.Copy(payloadbytes, 0, this.BikeDataBuffer, 0, 2);
+                lock (token)
+                {
+                    Array.Copy(payloadbytes, 0, this.BPMDataBuffer, 0, 2);
+                }
+                //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)
@@ -264,9 +309,13 @@ namespace Server
 
         private void SendDataToDoctor(object sender, ElapsedEventArgs e)
         {
-            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.GetRawBikeDataDoctor(this.BikeDataBuffer, this.username));
+            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();
         }
     }
 }