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Merge branch 'master' into stateful-canvas

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This commit is contained in:
SemvdH
2020-10-22 22:30:42 +02:00
committed by GitHub
parent 8a490eb399 d37696d4bd
commit 0158841159
9 changed files with 736 additions and 569 deletions
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111
Client/Client.cs
View File

@@ -2,9 +2,12 @@
using System;
using System.Collections.Generic;
using System.Diagnostics;
using System.IO;
using System.Net.Sockets;
using System.Text;
using System.Windows.Media;
using System.Windows.Media;
using System.Windows;
using static SharedClientServer.JSONConvert;
namespace Client
@@ -30,6 +33,7 @@ namespace Client
public Callback OnLobbiesListReceived;
public LobbyJoinCallback OnLobbyJoinSuccess;
public Callback OnLobbiesReceivedAndWaitingForHost;
public Callback OnServerDisconnect;
public LobbyCallback OnLobbyCreated;
public LobbyCallback OnLobbyLeave;
private ClientData data = ClientData.Instance;
@@ -48,43 +52,60 @@ namespace Client
private void OnConnect(IAsyncResult ar)
{
Debug.Write("finished connecting to server");
this.tcpClient.EndConnect(ar);
this.stream = tcpClient.GetStream();
OnSuccessfullConnect?.Invoke();
SendMessage(JSONConvert.ConstructUsernameMessage(username));
this.stream.BeginRead(buffer, 0, buffer.Length, new AsyncCallback(OnReadComplete),null);
try
{
this.tcpClient.EndConnect(ar);
this.stream = tcpClient.GetStream();
OnSuccessfullConnect?.Invoke();
SendMessage(JSONConvert.ConstructUsernameMessage(username));
this.stream.BeginRead(buffer, 0, buffer.Length, new AsyncCallback(OnReadComplete),null);
} catch (Exception e)
{
Debug.WriteLine("Can't connect, retrying...");
tcpClient.BeginConnect("localhost", Port, new AsyncCallback(OnConnect), null);
}
}
private void OnReadComplete(IAsyncResult ar)
{
int amountReceived = stream.EndRead(ar);
if (totalBufferReceived + amountReceived > 2048)
if (ar == null || (!ar.IsCompleted) || (!this.stream.CanRead) || !this.tcpClient.Client.Connected)
return;
try
{
throw new OutOfMemoryException("buffer too small");
}
// copy the received bytes into the buffer
Array.Copy(buffer, 0, totalBuffer, totalBufferReceived, amountReceived);
// add the bytes we received to the total amount
totalBufferReceived += amountReceived;
int amountReceived = stream.EndRead(ar);
int expectedMessageLength = BitConverter.ToInt32(totalBuffer, 0);
if (totalBufferReceived + amountReceived > 2048)
{
throw new OutOfMemoryException("buffer too small");
}
while (totalBufferReceived >= expectedMessageLength)
Array.Copy(buffer, 0, totalBuffer, totalBufferReceived, amountReceived);
totalBufferReceived += amountReceived;
int expectedMessageLength = BitConverter.ToInt32(totalBuffer, 0);
while (totalBufferReceived >= expectedMessageLength)
{
// we have received the complete packet
byte[] message = new byte[expectedMessageLength];
// put the message received into the message array
Array.Copy(totalBuffer, 0, message, 0, expectedMessageLength);
handleData(message);
totalBufferReceived -= expectedMessageLength;
expectedMessageLength = BitConverter.ToInt32(totalBuffer, 0);
}
ar.AsyncWaitHandle.WaitOne();
stream.BeginRead(buffer, 0, buffer.Length, new AsyncCallback(OnReadComplete), null);
} catch (IOException e)
{
// we have received the complete packet
byte[] message = new byte[expectedMessageLength];
// put the message received into the message array
Array.Copy(totalBuffer, 0, message, 0, expectedMessageLength);
handleData(message);
totalBufferReceived -= expectedMessageLength;
Debug.WriteLine($"reduced buffer: {expectedMessageLength}");
expectedMessageLength = BitConverter.ToInt32(totalBuffer, 0);
Debug.WriteLine("[CLIENT] server not responding! got error: " + e.Message);
OnServerDisconnect?.Invoke();
}
ar.AsyncWaitHandle.WaitOne();
stream.BeginRead(buffer, 0, buffer.Length, new AsyncCallback(OnReadComplete), null);
}
private void handleData(byte[] message)
@@ -150,25 +171,33 @@ namespace Client
// canvas data
//clientData.CanvasData = JSONConvert.getCoordinates(payload);
int type = JSONConvert.GetCanvasMessageType(payload);
switch (type)
{
case JSONConvert.CANVAS_RESET:
CReset?.Invoke();
break;
case JSONConvert.CANVAS_WRITING:
CanvasDataReceived?.Invoke(JSONConvert.getCoordinates(payload), JSONConvert.getCanvasDrawingColor(payload));
// we hebben gedrawed, dus stuur dat we weer kunnen drawen
break;
switch (type)
{
case JSONConvert.CANVAS_RESET:
CReset?.Invoke();
break;
case JSONConvert.CANVAS_WRITING:
CanvasDataReceived?.Invoke(JSONConvert.getCoordinates(payload), JSONConvert.getCanvasDrawingColor(payload));
// we hebben gedrawed, dus stuur dat we weer kunnen drawen
break;
}
break;
case JSONConvert.RANDOMWORD:
//Flag byte for receiving the random word.
int lobbyId = JSONConvert.GetLobbyID(payload);
if(data.Lobby?.ID == lobbyId)
ViewModels.ViewModelGame.HandleRandomWord(JSONConvert.GetRandomWord(payload));
break;
default:
Debug.WriteLine("[CLIENT] Received weird identifier: " + id);
break;
}
SendMessage(JSONConvert.GetMessageToSend(JSONConvert.MESSAGE_RECEIVED,null));
}
@@ -176,12 +205,14 @@ namespace Client
{
Debug.WriteLine("[CLIENT] sending message " + Encoding.ASCII.GetString(message));
stream.BeginWrite(message, 0, message.Length, new AsyncCallback(OnWriteComplete), null);
}
private void OnWriteComplete(IAsyncResult ar)
{
Debug.WriteLine("[CLIENT] finished writing");
stream.EndWrite(ar);
stream.Flush();
}
}
}

32
Client/ViewModels/ViewModel.cs
View File

@@ -11,10 +11,10 @@ using System.Collections.ObjectModel;
using Client.Views;
using System.Linq;
using System.Windows.Data;
using System.Data;
using System.Windows.Controls.Primitives;
using System.Windows.Controls;
using System.Data;
using System.Windows.Controls.Primitives;
using System.Windows.Controls;
namespace Client
{
class ViewModel : INotifyPropertyChanged
@@ -38,6 +38,10 @@ namespace Client
client = ClientData.Instance.Client;
client.OnLobbiesListReceived = updateLobbies;
client.OnLobbyLeave = leaveLobby;
client.OnServerDisconnect = () =>
{
Environment.Exit(0);
};
OnHostButtonClick = new RelayCommand(hostGame);
@@ -61,12 +65,10 @@ namespace Client
private void becomeHostForLobby(int id)
{
Debug.WriteLine($"got host succes with data {id} ");
wantToBeHost = true;
wantToBeHostId = id;
client.OnLobbiesReceivedAndWaitingForHost = hostLobbiesReceived;
}
private void hostLobbiesReceived()
@@ -88,16 +90,14 @@ namespace Client
private void joinLobby()
{
// lobby die je wilt joinen verwijderen
// nieuwe binnengekregen lobby toevoegen
if (SelectedLobby != null)
{
if (SelectedLobby.PlayersIn == SelectedLobby.MaxPlayers || !SelectedLobby.LobbyJoinable)
{
return;
}
client.OnLobbyJoinSuccess = OnLobbyJoinSuccess;
client.SendMessage(JSONConvert.ConstructLobbyJoinMessage(SelectedLobby.ID));
if (SelectedLobby != null)
{
if (SelectedLobby.PlayersIn == SelectedLobby.MaxPlayers || !SelectedLobby.LobbyJoinable)
{
return;
}
client.OnLobbyJoinSuccess = OnLobbyJoinSuccess;
client.SendMessage(JSONConvert.ConstructLobbyJoinMessage(SelectedLobby.ID));
}
}

469
Client/ViewModels/ViewModelGame.cs
View File

@@ -1,225 +1,244 @@
using Client.Views;
using GalaSoft.MvvmLight.Command;
using SharedClientServer;
using System;
using System.Collections.Generic;
using System.Collections.ObjectModel;
using System.ComponentModel;
using System.Diagnostics;
using System.Timers;
using System.Windows;
using System.Windows.Input;
using System.Windows.Media;
using System.Windows.Shapes;
namespace Client.ViewModels
{
class ViewModelGame : INotifyPropertyChanged
{
public event PropertyChangedEventHandler PropertyChanged;
private ClientData data = ClientData.Instance;
private GameWindow window;
private Point currentPoint = new Point();
public Color color;
public double[][] buffer;
public int pos = 0;
public int maxLines = 50;
public Queue<double[][]> linesQueue;
private Timer queueTimer;
public static ObservableCollection<string> Messages { get; } = new ObservableCollection<string>();
private dynamic _payload;
public string _username;
public string _message;
public string Message
{
get
{
return _message;
}
set
{
_message = value;
}
}
public bool IsHost
{
get { return data.User.Host; }
}
public ViewModelGame(GameWindow window)
{
this.window = window;
if (_payload == null)
{
_message = "";
}
else
{
//_message = data.Message;
//_username = data.User.Username;
//Messages.Add($"{data.User.Username}: {Message}");
}
buffer = new double[maxLines][];
linesQueue = new Queue<double[][]>();
OnKeyDown = new RelayCommand(ChatBox_KeyDown);
ButtonStartGame = new RelayCommand(BeginGame);
ButtonResetCanvas = new RelayCommand(CanvasResetLocal);
data.Client.CanvasDataReceived = UpdateCanvasWithNewData;
data.Client.CReset = CanvasResetData;
}
public ICommand OnKeyDown { get; set; }
public ICommand ButtonStartGame { get; set; }
public ICommand ButtonResetCanvas { get; set; }
public void BeginGame()
{
queueTimer = new Timer(50);
queueTimer.Start();
queueTimer.Elapsed += sendArrayFromQueue;
data.Client.SendMessage(JSONConvert.ConstructGameStartData(data.Lobby.ID));
}
private void CanvasResetLocal()
{
this.window.CanvasForPaint.Children.Clear();
data.Client.SendMessage(JSONConvert.GetMessageToSend(JSONConvert.CANVAS, JSONConvert.CANVAS_RESET));
}
public void Canvas_MouseDown(MouseButtonEventArgs e, GameWindow window)
{
if (e.ButtonState == MouseButtonState.Pressed)
{
currentPoint = e.GetPosition(window.CanvasForPaint);
}
}
public void Canvas_MouseMove(MouseEventArgs e, GameWindow window)
{
if (e.LeftButton == MouseButtonState.Pressed)
{
double[] coordinates = new double[4];
Line line = new Line();
line.Stroke = new SolidColorBrush(color);
//line.Stroke = SystemColors.WindowFrameBrush;
line.X1 = currentPoint.X;
line.Y1 = currentPoint.Y;
line.X2 = e.GetPosition(window.CanvasForPaint).X;
line.Y2 = e.GetPosition(window.CanvasForPaint).Y;
coordinates[0] = line.X1;
coordinates[1] = line.Y1;
coordinates[2] = line.X2;
coordinates[3] = line.Y2;
currentPoint = e.GetPosition(window.CanvasForPaint);
buffer[pos] = coordinates;
pos++;
window.CanvasForPaint.Children.Add(line);
if (pos == maxLines)
{
double[][] temp = new double[maxLines][];
for (int i = 0; i < maxLines; i++)
{
temp[i] = buffer[i];
}
linesQueue.Enqueue(temp);
Array.Clear(buffer, 0, buffer.Length);
pos = 0;
}
}
}
private void sendArrayFromQueue(object sender, ElapsedEventArgs e)
{
if (linesQueue.Count != 0)
{
Debug.WriteLine("[GAME] sending canvas data...");
double[][] temp = linesQueue.Dequeue();
data.Client.SendMessage(JSONConvert.ConstructDrawingCanvasData(temp,color));
}
}
public void Color_Picker(RoutedPropertyChangedEventArgs<Color?> e, GameWindow window)
{
Color colorSelected = new Color();
colorSelected.A = 255;
colorSelected.R = window.ClrPcker_Background.SelectedColor.Value.R;
colorSelected.G = window.ClrPcker_Background.SelectedColor.Value.G;
colorSelected.B = window.ClrPcker_Background.SelectedColor.Value.B;
color = colorSelected;
}
private void UpdateCanvasWithNewData(double[][] buffer, Color color)
{
Application.Current.Dispatcher.Invoke(delegate
{
foreach (double[] arr in buffer)
{
Line line = new Line();
line.Stroke = new SolidColorBrush(color);
line.X1 = arr[0];
line.Y1 = arr[1];
line.X2 = arr[2];
line.Y2 = arr[3];
this.window.CanvasForPaint.Children.Add(line);
}
});
}
private void CanvasResetData()
{
this.window.CanvasForPaint.Children.Clear();
}
private void ChatBox_KeyDown()
{
//if enter then clear textbox and send message.
if (Message != string.Empty) AddMessage(Message);
Message = string.Empty;
}
internal void AddMessage(string message)
{
Messages.Add($"{data.User.Username}: {message}");
_payload = new
{
username = data.User.Username,
message = message
};
//Broadcast the message after adding it to the list!
data.Client.SendMessage(JSONConvert.GetMessageToSend(JSONConvert.MESSAGE, _payload));
}
public static void HandleIncomingMsg(string username, string message)
{
Application.Current.Dispatcher.Invoke(delegate
{
Messages.Add($"{username}: {message}");
});
}
public void LeaveGame(object sender, System.ComponentModel.CancelEventArgs e)
{
Debug.WriteLine("Leaving...");
data.Client.SendMessage(JSONConvert.ConstructLobbyLeaveMessage(data.Lobby.ID));
}
}
}
using Client.Views;
using GalaSoft.MvvmLight.Command;
using SharedClientServer;
using System;
using System.Collections.Generic;
using System.Collections.ObjectModel;
using System.ComponentModel;
using System.Diagnostics;
using System.Timers;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Input;
using System.Windows.Media;
using System.Windows.Shapes;
namespace Client.ViewModels
{
class ViewModelGame : INotifyPropertyChanged
{
public event PropertyChangedEventHandler PropertyChanged;
private ClientData data = ClientData.Instance;
private GameWindow window;
private Point currentPoint = new Point();
public Color color;
public double[][] buffer;
public int pos = 0;
public int maxLines = 50;
public Queue<double[][]> linesQueue;
private Timer queueTimer;
public static ObservableCollection<string> Messages { get; } = new ObservableCollection<string>();
private dynamic _payload;
public static string Word
{
get;
set;
}
public string _username;
public string _message;
public string Message
{
get
{
return _message;
}
set
{
_message = value;
}
}
public bool IsHost
{
get { return data.User.Host; }
}
public ViewModelGame(GameWindow window)
{
this.window = window;
if (_payload == null)
{
_message = "";
}
else
{
//_message = data.Message;
//_username = data.User.Username;
//Messages.Add($"{data.User.Username}: {Message}");
}
buffer = new double[maxLines][];
linesQueue = new Queue<double[][]>();
OnKeyDown = new RelayCommand(ChatBox_KeyDown);
ButtonStartGame = new RelayCommand(BeginGame);
ButtonResetCanvas = new RelayCommand(CanvasResetLocal);
data.Client.CanvasDataReceived = UpdateCanvasWithNewData;
data.Client.CReset = CanvasResetData;
}
public ICommand OnKeyDown { get; set; }
public ICommand ButtonStartGame { get; set; }
public ICommand ButtonResetCanvas { get; set; }
public void BeginGame()
{
queueTimer = new Timer(50);
queueTimer.Start();
queueTimer.Elapsed += sendArrayFromQueue;
data.Client.SendMessage(JSONConvert.ConstructGameStartData(data.Lobby.ID));
}
private void CanvasResetLocal()
{
this.window.CanvasForPaint.Children.Clear();
data.Client.SendMessage(JSONConvert.GetMessageToSend(JSONConvert.CANVAS, JSONConvert.CANVAS_RESET));
}
public void Canvas_MouseDown(MouseButtonEventArgs e, GameWindow window)
{
if (e.ButtonState == MouseButtonState.Pressed)
{
currentPoint = e.GetPosition(window.CanvasForPaint);
}
}
public void Canvas_MouseMove(MouseEventArgs e, GameWindow window)
{
if (e.LeftButton == MouseButtonState.Pressed)
{
double[] coordinates = new double[4];
Line line = new Line();
line.Stroke = new SolidColorBrush(color);
//line.Stroke = SystemColors.WindowFrameBrush;
line.X1 = currentPoint.X;
line.Y1 = currentPoint.Y;
line.X2 = e.GetPosition(window.CanvasForPaint).X;
line.Y2 = e.GetPosition(window.CanvasForPaint).Y;
coordinates[0] = line.X1;
coordinates[1] = line.Y1;
coordinates[2] = line.X2;
coordinates[3] = line.Y2;
currentPoint = e.GetPosition(window.CanvasForPaint);
buffer[pos] = coordinates;
pos++;
window.CanvasForPaint.Children.Add(line);
if (pos == maxLines)
{
double[][] temp = new double[maxLines][];
for (int i = 0; i < maxLines; i++)
{
temp[i] = buffer[i];
}
linesQueue.Enqueue(temp);
Array.Clear(buffer, 0, buffer.Length);
pos = 0;
}
}
}
private void sendArrayFromQueue(object sender, ElapsedEventArgs e)
{
if (linesQueue.Count != 0)
{
Debug.WriteLine("[GAME] sending canvas data...");
double[][] temp = linesQueue.Dequeue();
data.Client.SendMessage(JSONConvert.ConstructDrawingCanvasData(temp,color));
}
}
public void Color_Picker(RoutedPropertyChangedEventArgs<Color?> e, GameWindow window)
{
Color colorSelected = new Color();
colorSelected.A = 255;
colorSelected.R = window.ClrPcker_Background.SelectedColor.Value.R;
colorSelected.G = window.ClrPcker_Background.SelectedColor.Value.G;
colorSelected.B = window.ClrPcker_Background.SelectedColor.Value.B;
color = colorSelected;
}
private void UpdateCanvasWithNewData(double[][] buffer, Color color)
{
Application.Current.Dispatcher.Invoke(delegate
{
foreach (double[] arr in buffer)
{
Line line = new Line();
line.Stroke = new SolidColorBrush(color);
line.X1 = arr[0];
line.Y1 = arr[1];
line.X2 = arr[2];
line.Y2 = arr[3];
this.window.CanvasForPaint.Children.Add(line);
}
});
}
private void CanvasResetData()
{
this.window.CanvasForPaint.Children.Clear();
}
private void ChatBox_KeyDown()
{
//if enter then clear textbox and send message.
if (Message != string.Empty) AddMessage(Message);
Message = string.Empty;
}
internal void AddMessage(string message)
{
Messages.Add($"{data.User.Username}: {message}");
_payload = new
{
username = data.User.Username,
message = message
};
//Broadcast the message after adding it to the list!
data.Client.SendMessage(JSONConvert.GetMessageToSend(JSONConvert.MESSAGE, _payload));
}
/*
* MISC make this a callback
* Handles the incoming chat message from another client.
*/
public static void HandleIncomingMsg(string username, string message)
{
Application.Current.Dispatcher.Invoke(delegate
{
Messages.Add($"{username}: {message}");
});
}
public void LeaveGame(object sender, CancelEventArgs e)
{
Debug.WriteLine("Leaving...");
data.Client.SendMessage(JSONConvert.ConstructLobbyLeaveMessage(data.Lobby.ID));
}
/*
* MISC make this a callback
* Handles the random word that has been received from the server.
*/
public static void HandleRandomWord(string randomWord)
{
Debug.WriteLine("[CLIENT] Reached the handle random word method!");
Word = "NegerPik";
}
}
}

3
Client/Views/GameWindow.xaml
View File

@@ -50,6 +50,9 @@
</Grid>
<Button Name="StartGame" Grid.Row="0" Grid.Column="2" Content="Start Game" FontSize="20" Command="{Binding ButtonStartGame}" IsEnabled="{Binding IsHost}"/>
<Label Name="GuessWord" Grid.Row="0" Grid.Column="1" Content="{Binding Path=Word, UpdateSourceTrigger=PropertyChanged}" Margin="140,0,109,0"/>
<xctk:ColorPicker Name="ClrPcker_Background" SelectedColorChanged="ClrPcker_Background_SelectedColorChanged_1" Grid.Column="1" HorizontalAlignment="Left" VerticalAlignment="Center" Height="22" Width="100"/>
<Border Grid.Row="1" Grid.Column="1" Margin ="10,10,10,10" BorderBrush="Black" BorderThickness ="2.5">

112
Server/Models/ServerClient.cs
View File

@@ -9,10 +9,13 @@ using System.Diagnostics;
using System.IO;
using System.Net.Sockets;
using System.Text;
using System.Threading;
using System.Threading.Tasks;
using static SharedClientServer.JSONConvert;
namespace Server.Models
{
public delegate void Callback();
class ServerClient : ObservableObject
{
private TcpClient tcpClient;
@@ -22,7 +25,8 @@ namespace Server.Models
private int totalBufferReceived = 0;
public User User { get; set; }
private ServerCommunication serverCom = ServerCommunication.INSTANCE;
private Callback OnMessageReceivedOk;
/// <summary>
/// Constructor that creates a new serverclient object with the given tcp client.
@@ -86,17 +90,18 @@ namespace Server.Models
}
ar.AsyncWaitHandle.WaitOne();
// start reading for a new message
stream.BeginRead(buffer, 0, buffer.Length, new AsyncCallback(OnRead), null);
}
catch (IOException e)
{
Debug.WriteLine("[SERVERCLIENT] Client disconnected! exception was " + e.Message);
tcpClient.Close();
ServerCommunication.INSTANCE.ServerClientDisconnect(this);
}
}
/// <summary>
@@ -108,21 +113,21 @@ namespace Server.Models
Debug.WriteLine($"Got message : {Encoding.ASCII.GetString(message)}");
byte id = message[4];
byte[] payload = new byte[message.Length - 5];
Array.Copy(message,5,payload,0,message.Length-5);
Array.Copy(message, 5, payload, 0, message.Length - 5);
Debug.WriteLine("[SERVERCLIENT] GOT STRING" + Encoding.ASCII.GetString(payload));
switch(id)
switch (id)
{
case JSONConvert.LOGIN:
// json log in username data
string uName = JSONConvert.GetUsernameLogin(payload);
if (uName != null)
{
User = new User(uName);
User.Username = uName;
Debug.WriteLine("[SERVERCLIENT] set username to " + uName);
}
break;
case JSONConvert.MESSAGE:
@@ -145,51 +150,58 @@ namespace Server.Models
case JSONConvert.LOBBY:
// lobby data
LobbyIdentifier l = JSONConvert.GetLobbyIdentifier(payload);
handleLobbyMessage(payload,l);
handleLobbyMessage(payload, l);
break;
case JSONConvert.CANVAS:
int typeToCheck = JSONConvert.GetCanvasMessageType(payload);
switch (typeToCheck)
{
case JSONConvert.CANVAS_WRITING:
dynamic canvasData = new
{
canvasType = typeToCheck,
coords = JSONConvert.getCoordinates(payload),
color = JSONConvert.getCanvasDrawingColor(payload)
};
serverCom.SendToLobby(serverCom.GetLobbyForUser(User),JSONConvert.GetMessageToSend(JSONConvert.CANVAS,canvasData));
break;
case JSONConvert.CANVAS_RESET:
dynamic canvasDataForReset = new
{
type = JSONConvert.GetCanvasMessageType(payload)
};
serverCom.SendToLobby(serverCom.GetLobbyForUser(User), JSONConvert.GetMessageToSend(CANVAS, canvasDataForReset));
break;
switch (typeToCheck)
{
case JSONConvert.CANVAS_WRITING:
dynamic canvasData = new
{
canvasType = typeToCheck,
coords = JSONConvert.getCoordinates(payload),
color = JSONConvert.getCanvasDrawingColor(payload)
};
serverCom.SendToLobby(serverCom.GetLobbyForUser(User),JSONConvert.GetMessageToSend(JSONConvert.CANVAS,canvasData));
break;
case JSONConvert.CANVAS_RESET:
dynamic canvasDataForReset = new
{
type = JSONConvert.GetCanvasMessageType(payload)
};
serverCom.SendToLobby(serverCom.GetLobbyForUser(User), JSONConvert.GetMessageToSend(CANVAS, canvasDataForReset));
break;
}
// canvas data
// todo send canvas data to all other serverclients in lobby
break;
break;
case JSONConvert.GAME:
Debug.WriteLine("[SERVERCLIENT] Got a message about the game logic");
string command = JSONConvert.GetGameCommand(payload);
switch (command)
{
case "startGame":
int lobbyID = JSONConvert.GetStartGameLobbyID(payload);
serverCom.CloseALobby(lobbyID);
ServerCommunication.INSTANCE.sendToAll(JSONConvert.ConstructLobbyListMessage(ServerCommunication.INSTANCE.lobbies.ToArray()));
break;
switch (command)
{
case "startGame":
int lobbyID = JSONConvert.GetStartGameLobbyID(payload);
serverCom.CloseALobby(lobbyID);
ServerCommunication.INSTANCE.sendToAll(JSONConvert.ConstructLobbyListMessage(ServerCommunication.INSTANCE.lobbies.ToArray()));
break;
}
break;
case JSONConvert.RANDOMWORD:
//Flag byte for receiving the random word.
break;
case JSONConvert.MESSAGE_RECEIVED:
// we now can send a new message
OnMessageReceivedOk?.Invoke();
break;
default:
Debug.WriteLine("[SERVER] Received weird identifier: " + id);
@@ -218,6 +230,15 @@ namespace Server.Models
ServerCommunication.INSTANCE.JoinLobby(this.User,id, out isHost);
sendMessage(JSONConvert.ConstructLobbyJoinSuccessMessage(isHost));
ServerCommunication.INSTANCE.sendToAll(JSONConvert.ConstructLobbyListMessage(ServerCommunication.INSTANCE.lobbies.ToArray()));
OnMessageReceivedOk = () =>
{
serverCom.sendToAll(JSONConvert.GetMessageToSend(JSONConvert.RANDOMWORD, new
{
id = serverCom.GetLobbyForUser(User).ID,
word = JSONConvert.SendRandomWord("WordsForGame.json")
}));
OnMessageReceivedOk = null;
};
break;
case LobbyIdentifier.LEAVE:
id = JSONConvert.GetLobbyID(payload);
@@ -228,6 +249,21 @@ namespace Server.Models
}
}
private async void SendLobbyData()
{
string result = await WaitForData();
if(result == "bruh momento")
{
}
}
private async Task<string> WaitForData()
{
await Task.Delay(1000);
return "bruh momento";
}
/// <summary>
/// sends a message to the tcp client
/// </summary>

3
Server/Models/ServerCommunication.cs
View File

@@ -90,7 +90,7 @@ namespace Server.Models
/// send a message to all tcp clients in the list
/// </summary>
/// <param name="message">the message to send</param>
public void sendToAll(byte[] message)
public async void sendToAll(byte[] message)
{
foreach (ServerClient sc in serverClients)
{
@@ -142,6 +142,7 @@ namespace Server.Models
{
foreach (ServerClient sc in serverClientsInlobbies[l])
{
Debug.WriteLine("[SERVERCLIENT] Sending message");
sc.sendMessage(message);
}
break;

10
Server/Server.csproj
View File

@@ -6,6 +6,16 @@
<UseWPF>true</UseWPF>
</PropertyGroup>
<ItemGroup>
<None Remove="resources\WordsForGame.json" />
</ItemGroup>
<ItemGroup>
<Content Include="resources\WordsForGame.json">
<CopyToOutputDirectory>Always</CopyToOutputDirectory>
</Content>
</ItemGroup>
<ItemGroup>
<PackageReference Include="AsyncAwaitBestPractices" Version="4.3.0" />
<PackageReference Include="Extended.Wpf.Toolkit" Version="4.0.1" />

31
Server/resources/WordsForGame.json Normal file
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@@ -0,0 +1,31 @@
{
"filename": "wordsForGame",
"words": [
"teacher",
"love",
"engineer",
"supermarket",
"disaster",
"studio",
"restaurant",
"music",
"chocolate",
"dirt",
"thought",
"virus",
"lieutenant",
"painter",
"kiwi",
"power ranger",
"computer",
"people",
"candidate",
"security guard",
"Canada",
"teeth",
"army",
"airport",
"president",
"bedroom"
]
}

534
SharedClientServer/JSONConvert.cs
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@@ -1,249 +1,285 @@
using Client;
using Newtonsoft.Json;
using Newtonsoft.Json.Linq;
using System;
using System.Collections.Generic;
using System.Diagnostics;
using System.Linq;
using System.Text;
using System.Windows.Media;
namespace SharedClientServer
{
class JSONConvert
{
public const byte LOGIN = 0x01;
public const byte MESSAGE = 0x02;
public const byte LOBBY = 0x03;
public const byte CANVAS = 0x04;
public const byte GAME = 0x05;
public const int CANVAS_WRITING = 0;
public const int CANVAS_RESET = 1;
public enum LobbyIdentifier
{
HOST,
JOIN,
JOIN_SUCCESS,
LEAVE,
LIST,
REQUEST
}
public static (string,string) GetUsernameAndMessage(byte[] json)
{
string msg = Encoding.UTF8.GetString(json);
dynamic payload = JsonConvert.DeserializeObject(msg);
return (payload.username, payload.message);
}
public static string GetUsernameLogin(byte[] json)
{
dynamic payload = JsonConvert.DeserializeObject(Encoding.UTF8.GetString(json));
return payload.username;
}
public static byte[] ConstructUsernameMessage(string uName)
{
return GetMessageToSend(LOGIN, new
{
username = uName
});
}
#region lobby messages
public static byte[] ConstructLobbyHostMessage()
{
return GetMessageToSend(LOBBY, new
{
identifier = LobbyIdentifier.HOST
});
}
public static byte[] ConstructLobbyHostCreatedMessage(int lobbyID)
{
return GetMessageToSend(LOBBY, new
{
identifier = LobbyIdentifier.HOST,
id = lobbyID
}) ;
}
public static byte[] ConstructLobbyRequestMessage()
{
return GetMessageToSend(LOBBY, new
{
identifier = LobbyIdentifier.REQUEST
});
}
public static byte[] ConstructLobbyListMessage(Lobby[] lobbiesList)
{
return GetMessageToSend(LOBBY, new
{
identifier = LobbyIdentifier.LIST,
lobbies = lobbiesList
});
}
public static byte[] ConstructLobbyJoinMessage(int lobbyID)
{
return GetMessageToSend(LOBBY, new
{
identifier = LobbyIdentifier.JOIN,
id = lobbyID
});
}
public static byte[] ConstructLobbyLeaveMessage(int lobbyID)
{
return GetMessageToSend(LOBBY, new
{
identifier = LobbyIdentifier.LEAVE,
id = lobbyID
});
}
public static LobbyIdentifier GetLobbyIdentifier(byte[] json)
{
dynamic payload = JsonConvert.DeserializeObject(Encoding.UTF8.GetString(json));
return payload.identifier;
}
public static Lobby[] GetLobbiesFromMessage(byte[] json)
{
dynamic payload = JsonConvert.DeserializeObject(Encoding.UTF8.GetString(json));
JArray lobbiesArray = payload.lobbies;
Debug.WriteLine("[JSONCONVERT] got lobbies from message" + lobbiesArray.ToString());
Lobby[] lobbiesTemp = lobbiesArray.ToObject<Lobby[]>();
Debug.WriteLine("lobbies in array: ");
foreach (Lobby l in lobbiesTemp)
{
Debug.WriteLine("players: " + l.PlayersIn);
}
return lobbiesTemp;
}
public static int GetLobbyID(byte[] json)
{
dynamic payload = JsonConvert.DeserializeObject(Encoding.UTF8.GetString(json));
return payload.id;
}
public static Lobby GetLobby(byte[] json)
{
dynamic payload = JsonConvert.DeserializeObject(Encoding.UTF8.GetString(json));
JObject dynamicAsObject = payload.lobby;
return dynamicAsObject.ToObject<Lobby>();
}
public static byte[] ConstructLobbyJoinSuccessMessage(bool isHost)
{
return GetMessageToSend(LOBBY, new { identifier = LobbyIdentifier.JOIN_SUCCESS,
host = isHost});
}
public static bool GetLobbyJoinIsHost(byte[] json)
{
dynamic payload = JsonConvert.DeserializeObject(Encoding.UTF8.GetString(json));
return payload.host;
}
#endregion
public static byte[] ConstructCanvasDataSend(int typeToSend, double[][] buffer, Color colorToSend)
{
return GetMessageToSend(CANVAS, new
{
canvasType = typeToSend,
coords = buffer,
color = colorToSend
}); ;
}
public static byte[] ConstructDrawingCanvasData(double[][] buffer, Color colorToSend)
{
return GetMessageToSend(CANVAS, new
{
canvasType = CANVAS_WRITING,
coords = buffer,
color = colorToSend
});
}
public static int GetCanvasMessageType(byte[] json)
{
dynamic d = JsonConvert.DeserializeObject(Encoding.UTF8.GetString(json));
return d.canvasType;
}
public static double[][] getCoordinates(byte[] payload)
{
Debug.WriteLine("got coords " + Encoding.UTF8.GetString(payload));
dynamic json = JsonConvert.DeserializeObject(Encoding.UTF8.GetString(payload));
JArray coordinatesArray = json.coords;
double[][] coordinates = coordinatesArray.ToObject<double[][]>();
return coordinates;
}
public static Color getCanvasDrawingColor(byte[] payload)
{
dynamic json = JsonConvert.DeserializeObject(Encoding.UTF8.GetString(payload));
Color color = json.color;
return color;
}
public static byte[] ConstructGameStartData(int lobbyID)
{
string startGame = "startGame";
return GetMessageToSend(GAME, new
{
command = startGame,
lobbyToStart = lobbyID
}); ;
}
public static string GetGameCommand(byte[] payload)
{
dynamic json = JsonConvert.DeserializeObject(Encoding.UTF8.GetString(payload));
return json.command;
}
public static int GetStartGameLobbyID(byte[] payload)
{
dynamic json = JsonConvert.DeserializeObject(Encoding.UTF8.GetString(payload));
return json.lobbyToStart;
}
/// <summary>
/// constructs a message that can be sent to the clients or server
/// </summary>
/// <param name="identifier">the identifier for what kind of message it is</param>
/// <param name="payload">the json payload</param>
/// <returns>a byte array containing a message that can be sent to clients or server</returns>
public static byte[] GetMessageToSend(byte identifier, dynamic payload)
{
// convert the dynamic to bytes
string json = JsonConvert.SerializeObject(payload);
byte[] payloadBytes = Encoding.UTF8.GetBytes(json);
// make the array that holds the message and copy the payload into it with the first spot containing the identifier
byte[] res = new byte[payloadBytes.Length + 5];
// put the payload in the res array
Array.Copy(payloadBytes, 0, res, 5, payloadBytes.Length);
// put the identifier at the start of the payload part
res[4] = identifier;
// put the length of the payload at the start of the res array
Array.Copy(BitConverter.GetBytes(payloadBytes.Length+5),0,res,0,4);
return res;
}
}
}
using Client;
using Newtonsoft.Json;
using Newtonsoft.Json.Linq;
using System;
using System.Collections.Generic;
using System.Diagnostics;
using System.Linq;
using System.Text;
using System.Windows.Media;
namespace SharedClientServer
{
class JSONConvert
{
public const byte LOGIN = 0x01;
public const byte MESSAGE = 0x02;
public const byte LOBBY = 0x03;
public const byte CANVAS = 0x04;
public const byte GAME = 0x05;
public const byte MESSAGE_RECEIVED = 0x06;
public const byte RANDOMWORD = 0x07;
public const int CANVAS_WRITING = 0;
public const int CANVAS_RESET = 1;
public enum LobbyIdentifier
{
HOST,
JOIN,
JOIN_SUCCESS,
LEAVE,
LIST,
REQUEST
}
public static (string,string) GetUsernameAndMessage(byte[] json)
{
string msg = Encoding.UTF8.GetString(json);
dynamic payload = JsonConvert.DeserializeObject(msg);
return (payload.username, payload.message);
}
public static string GetUsernameLogin(byte[] json)
{
dynamic payload = JsonConvert.DeserializeObject(Encoding.UTF8.GetString(json));
return payload.username;
}
public static byte[] ConstructUsernameMessage(string uName)
{
return GetMessageToSend(LOGIN, new
{
username = uName
});
}
#region lobby messages
public static byte[] ConstructLobbyHostMessage()
{
return GetMessageToSend(LOBBY, new
{
identifier = LobbyIdentifier.HOST
});
}
public static byte[] ConstructLobbyHostCreatedMessage(int lobbyID)
{
return GetMessageToSend(LOBBY, new
{
identifier = LobbyIdentifier.HOST,
id = lobbyID
}) ;
}
public static byte[] ConstructLobbyRequestMessage()
{
return GetMessageToSend(LOBBY, new
{
identifier = LobbyIdentifier.REQUEST
});
}
public static byte[] ConstructLobbyListMessage(Lobby[] lobbiesList)
{
return GetMessageToSend(LOBBY, new
{
identifier = LobbyIdentifier.LIST,
lobbies = lobbiesList
});
}
public static byte[] ConstructLobbyJoinMessage(int lobbyID)
{
return GetMessageToSend(LOBBY, new
{
identifier = LobbyIdentifier.JOIN,
id = lobbyID
});
}
public static byte[] ConstructLobbyLeaveMessage(int lobbyID)
{
return GetMessageToSend(LOBBY, new
{
identifier = LobbyIdentifier.LEAVE,
id = lobbyID
});
}
public static LobbyIdentifier GetLobbyIdentifier(byte[] json)
{
dynamic payload = JsonConvert.DeserializeObject(Encoding.UTF8.GetString(json));
return payload.identifier;
}
public static Lobby[] GetLobbiesFromMessage(byte[] json)
{
dynamic payload = JsonConvert.DeserializeObject(Encoding.UTF8.GetString(json));
JArray lobbiesArray = payload.lobbies;
Debug.WriteLine("[JSONCONVERT] got lobbies from message" + lobbiesArray.ToString());
Lobby[] lobbiesTemp = lobbiesArray.ToObject<Lobby[]>();
Debug.WriteLine("lobbies in array: ");
foreach (Lobby l in lobbiesTemp)
{
Debug.WriteLine("players: " + l.PlayersIn);
}
return lobbiesTemp;
}
public static int GetLobbyID(byte[] json)
{
dynamic payload = JsonConvert.DeserializeObject(Encoding.UTF8.GetString(json));
return payload.id;
}
public static Lobby GetLobby(byte[] json)
{
dynamic payload = JsonConvert.DeserializeObject(Encoding.UTF8.GetString(json));
JObject dynamicAsObject = payload.lobby;
return dynamicAsObject.ToObject<Lobby>();
}
public static byte[] ConstructLobbyJoinSuccessMessage(bool isHost)
{
return GetMessageToSend(LOBBY, new { identifier = LobbyIdentifier.JOIN_SUCCESS,
host = isHost});
}
public static bool GetLobbyJoinIsHost(byte[] json)
{
dynamic payload = JsonConvert.DeserializeObject(Encoding.UTF8.GetString(json));
return payload.host;
}
#endregion
public static byte[] ConstructCanvasDataSend(int typeToSend, double[][] buffer, Color colorToSend)
{
return GetMessageToSend(CANVAS, new
{
canvasType = typeToSend,
coords = buffer,
color = colorToSend
}); ;
}
public static byte[] ConstructDrawingCanvasData(double[][] buffer, Color colorToSend)
{
return GetMessageToSend(CANVAS, new
{
canvasType = CANVAS_WRITING,
coords = buffer,
color = colorToSend
});
}
public static int GetCanvasMessageType(byte[] json)
{
dynamic d = JsonConvert.DeserializeObject(Encoding.UTF8.GetString(json));
return d.canvasType;
}
public static double[][] getCoordinates(byte[] payload)
{
Debug.WriteLine("got coords " + Encoding.UTF8.GetString(payload));
dynamic json = JsonConvert.DeserializeObject(Encoding.UTF8.GetString(payload));
JArray coordinatesArray = json.coords;
double[][] coordinates = coordinatesArray.ToObject<double[][]>();
return coordinates;
}
public static Color getCanvasDrawingColor(byte[] payload)
{
dynamic json = JsonConvert.DeserializeObject(Encoding.UTF8.GetString(payload));
Color color = json.color;
return color;
}
public static byte[] ConstructGameStartData(int lobbyID)
{
string startGame = "startGame";
return GetMessageToSend(GAME, new
{
command = startGame,
lobbyToStart = lobbyID
}); ;
}
public static string GetGameCommand(byte[] payload)
{
dynamic json = JsonConvert.DeserializeObject(Encoding.UTF8.GetString(payload));
return json.command;
}
public static int GetStartGameLobbyID(byte[] payload)
{
dynamic json = JsonConvert.DeserializeObject(Encoding.UTF8.GetString(payload));
return json.lobbyToStart;
}
/// <summary>
/// constructs a message that can be sent to the clients or server
/// </summary>
/// <param name="identifier">the identifier for what kind of message it is</param>
/// <param name="payload">the json payload</param>
/// <returns>a byte array containing a message that can be sent to clients or server</returns>
public static byte[] GetMessageToSend(byte identifier, dynamic payload)
{
// convert the dynamic to bytes
string json = JsonConvert.SerializeObject(payload);
byte[] payloadBytes = Encoding.UTF8.GetBytes(json);
// make the array that holds the message and copy the payload into it with the first spot containing the identifier
byte[] res = new byte[payloadBytes.Length + 5];
// put the payload in the res array
Array.Copy(payloadBytes, 0, res, 5, payloadBytes.Length);
// put the identifier at the start of the payload part
res[4] = identifier;
// put the length of the payload at the start of the res array
Array.Copy(BitConverter.GetBytes(payloadBytes.Length+5),0,res,0,4);
return res;
}
/*
* This method sends a random word from the json file, this happens when the client joins a lobby.
*/
public static string SendRandomWord(string filename)
{
dynamic words;
Random random = new Random();
string workingDir = Path.GetFullPath(@"..\Server");
string projDir = Directory.GetParent(workingDir).Parent.Parent.FullName;
string filePath = projDir += $@"\resources\{filename}";
using(StreamReader reader = new StreamReader(filePath))
{
string json = reader.ReadToEnd();
words = JsonConvert.DeserializeObject(json);
}
int index = random.Next(0, 24);
Debug.WriteLine($"[SERVERCLIENT] Sending random words {words}");
return words.words[index];
}
/*
* Client gets the payload and retrieves the word from the payload
*/
public static string GetRandomWord(byte[] json)
{
dynamic payload = JsonConvert.DeserializeObject(Encoding.ASCII.GetString(json));
return payload.word;
}
}
}