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Merge branch 'master' into setupBranch

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Lars
2020-10-22 15:46:20 +02:00
parent cac0fdc0a4 d4d0545f0b
commit 1fdba622cc
10 changed files with 595 additions and 436 deletions
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328
Client/Client.cs
View File

@@ -1,158 +1,170 @@
using SharedClientServer;
using System;
using System.Collections.Generic;
using System.Diagnostics;
using System.Net.Sockets;
using System.Text;
using static SharedClientServer.JSONConvert;
namespace Client
{
public delegate void OnLobbyCreated(int id);
public delegate void CanvasDataReceived(double[] coordinates);
class Client : ObservableObject
{
private ClientData clientData = ClientData.Instance;
private TcpClient tcpClient;
private NetworkStream stream;
private byte[] buffer = new byte[2048];
private byte[] totalBuffer = new byte[2048];
private int totalBufferReceived = 0;
public int Port = 5555;
public bool Connected = false;
private string username;
public Callback OnSuccessfullConnect;
public Callback OnLobbiesListReceived;
public Callback OnLobbyJoinSuccess;
public Callback OnLobbiesReceivedAndWaitingForHost;
public OnLobbyCreated OnLobbyCreated;
public CanvasDataReceived CanvasDataReceived;
public Lobby[] Lobbies { get; set; }
public Client(string username)
{
this.username = username;
this.tcpClient = new TcpClient();
Debug.WriteLine("Starting connect to server");
tcpClient.BeginConnect("localhost", Port, new AsyncCallback(OnConnect), null);
}
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);
}
private void OnReadComplete(IAsyncResult ar)
{
int amountReceived = stream.EndRead(ar);
if (totalBufferReceived > 2048)
{
throw new OutOfMemoryException("buffer too small");
}
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;
Debug.WriteLine($"reduced buffer: {expectedMessageLength}");
expectedMessageLength = BitConverter.ToInt32(totalBuffer, 0);
}
stream.BeginRead(buffer, 0, buffer.Length, new AsyncCallback(OnReadComplete), null);
}
private void handleData(byte[] message)
{
byte id = message[4];
byte[] payload = new byte[message.Length - 5];
Array.Copy(message, 5, payload, 0, message.Length - 5);
switch (id)
{
case JSONConvert.LOGIN:
// json log in username data
break;
case JSONConvert.MESSAGE:
// json message data
(string, string) combo = JSONConvert.GetUsernameAndMessage(payload);
string textUsername = combo.Item1;
string textMsg = combo.Item2;
//TODO display username and message in chat window
Debug.WriteLine("[CLIENT] INCOMING MESSAGE!");
Debug.WriteLine("[CLIENT] User name: {0}\t User message: {1}", textUsername, textMsg);
break;
case JSONConvert.LOBBY:
// lobby data
LobbyIdentifier lobbyIdentifier = JSONConvert.GetLobbyIdentifier(payload);
switch (lobbyIdentifier)
{
case LobbyIdentifier.LIST:
Debug.WriteLine("got lobbies list");
Lobbies = JSONConvert.GetLobbiesFromMessage(payload);
OnLobbiesListReceived?.Invoke();
OnLobbiesReceivedAndWaitingForHost?.Invoke();
break;
case LobbyIdentifier.HOST:
// we receive this when the server has made us a host of a new lobby
// TODO get lobby id
Debug.WriteLine("[CLIENT] got lobby object");
int lobbyCreatedID = JSONConvert.GetLobbyID(payload);
OnLobbyCreated?.Invoke(lobbyCreatedID);
break;
case LobbyIdentifier.JOIN_SUCCESS:
OnLobbyJoinSuccess?.Invoke();
break;
}
//TODO fill lobby with the data received
break;
case JSONConvert.CANVAS:
// canvas data
//clientData.CanvasData = JSONConvert.getCoordinates(payload);
CanvasDataReceived?.Invoke(JSONConvert.getCoordinates(payload));
break;
default:
Debug.WriteLine("[CLIENT] Received weird identifier: " + id);
break;
}
}
public void SendMessage(byte[] message)
{
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);
}
}
}
using SharedClientServer;
using System;
using System.Collections.Generic;
using System.Diagnostics;
using System.Net.Sockets;
using System.Text;
using static SharedClientServer.JSONConvert;
namespace Client
{
public delegate void LobbyJoinCallback(bool isHost);
public delegate void CanvasDataReceived(double[] coordinates);
public delegate void LobbyCallback(int id);
class Client : ObservableObject
{
private ClientData clientData = ClientData.Instance;
private TcpClient tcpClient;
private NetworkStream stream;
private byte[] buffer = new byte[2048];
private byte[] totalBuffer = new byte[2048];
private int totalBufferReceived = 0;
public int Port = 5555;
public bool Connected = false;
private string username;
public Callback OnSuccessfullConnect;
public Callback OnLobbiesListReceived;
public LobbyJoinCallback OnLobbyJoinSuccess;
public Callback OnLobbiesReceivedAndWaitingForHost;
public LobbyCallback OnLobbyCreated;
public LobbyCallback OnLobbyLeave;
private ClientData data = ClientData.Instance;
public CanvasDataReceived CanvasDataReceived;
public Lobby[] Lobbies { get; set; }
public Client(string username)
{
this.username = username;
this.tcpClient = new TcpClient();
Debug.WriteLine("Starting connect to server");
tcpClient.BeginConnect("localhost", Port, new AsyncCallback(OnConnect), null);
}
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);
}
private void OnReadComplete(IAsyncResult ar)
{
int amountReceived = stream.EndRead(ar);
if (totalBufferReceived > 2048)
{
throw new OutOfMemoryException("buffer too small");
}
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;
Debug.WriteLine($"reduced buffer: {expectedMessageLength}");
expectedMessageLength = BitConverter.ToInt32(totalBuffer, 0);
}
stream.BeginRead(buffer, 0, buffer.Length, new AsyncCallback(OnReadComplete), null);
}
private void handleData(byte[] message)
{
byte id = message[4];
byte[] payload = new byte[message.Length - 5];
Array.Copy(message, 5, payload, 0, message.Length - 5);
Debug.WriteLine("[CLIENT] GOT STRING" + Encoding.ASCII.GetString(payload));
switch (id)
{
case JSONConvert.LOGIN:
// json log in username data
break;
case JSONConvert.MESSAGE:
// json message data
(string, string) combo = JSONConvert.GetUsernameAndMessage(payload);
string textUsername = combo.Item1;
string textMsg = combo.Item2;
if(textUsername != data.User.Username)
{
ViewModels.ViewModelGame.HandleIncomingMsg(textUsername, textMsg);
}
//TODO display username and message in chat window
Debug.WriteLine("[CLIENT] INCOMING MESSAGE!");
Debug.WriteLine("[CLIENT] User name: {0}\t User message: {1}", textUsername, textMsg);
break;
case JSONConvert.LOBBY:
// lobby data
LobbyIdentifier lobbyIdentifier = JSONConvert.GetLobbyIdentifier(payload);
switch (lobbyIdentifier)
{
case LobbyIdentifier.LIST:
Debug.WriteLine("got lobbies list");
Lobbies = JSONConvert.GetLobbiesFromMessage(payload);
OnLobbiesListReceived?.Invoke();
OnLobbiesReceivedAndWaitingForHost?.Invoke();
break;
case LobbyIdentifier.HOST:
// we receive this when the server has made us a host of a new lobby
// TODO get lobby id
Debug.WriteLine("[CLIENT] got lobby object");
int lobbyCreatedID = JSONConvert.GetLobbyID(payload);
OnLobbyCreated?.Invoke(lobbyCreatedID);
break;
case LobbyIdentifier.JOIN_SUCCESS:
OnLobbyJoinSuccess?.Invoke(JSONConvert.GetLobbyJoinIsHost(payload));
break;
case LobbyIdentifier.LEAVE:
int lobbyLeaveID = JSONConvert.GetLobbyID(payload);
OnLobbyLeave?.Invoke(lobbyLeaveID);
break;
}
//TODO fill lobby with the data received
break;
case JSONConvert.CANVAS:
// canvas data
//clientData.CanvasData = JSONConvert.getCoordinates(payload);
CanvasDataReceived?.Invoke(JSONConvert.getCoordinates(payload));
break;
default:
Debug.WriteLine("[CLIENT] Received weird identifier: " + id);
break;
}
}
public void SendMessage(byte[] message)
{
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);
}
}
}

24
Client/ViewModels/ViewModel.cs
View File

@@ -37,6 +37,7 @@ namespace Client
_lobbies = new ObservableCollection<Lobby>();
client = ClientData.Instance.Client;
client.OnLobbiesListReceived = updateLobbies;
client.OnLobbyLeave = leaveLobby;
OnHostButtonClick = new RelayCommand(hostGame);
@@ -44,6 +45,13 @@ namespace Client
JoinSelectedLobby = new RelayCommand(joinLobby, true);
}
private void leaveLobby(int id)
{
_model.CanStartGame = true;
ClientData.Instance.Lobby = null;
SelectedLobby = null;
}
private void hostGame()
{
Debug.WriteLine("attempting to host game for " + ClientData.Instance.User.Username);
@@ -94,8 +102,9 @@ namespace Client
}
private void OnLobbyJoinSuccess()
private void OnLobbyJoinSuccess(bool isHost)
{
ClientData.Instance.User.Host = isHost;
startGameInLobby();
}
@@ -107,19 +116,6 @@ namespace Client
Lobby[] lobbiesArr = client.Lobbies;
Application.Current.Dispatcher.Invoke(delegate
{
//for (int i = 0; i < lobbiesArr.Length; i++)
//{
// Lobby lobby = lobbiesArr[i];
// Debug.WriteLine(lobby.PlayersIn);
// if (i < _lobbies.Count && _lobbies[i].ID == lobby.ID)
// {
// _lobbies[i].Set(lobby);
// } else
// {
// _lobbies.Add(lobbiesArr[i]);
// }
//}
_lobbies.Clear();

24
Client/ViewModels/ViewModelGame.cs
View File

@@ -4,6 +4,7 @@ using GalaSoft.MvvmLight.Command;
using SharedClientServer;
using System.Collections.ObjectModel;
using System.ComponentModel;
using System.Diagnostics;
using System.Windows;
using System.Windows.Input;
using System.Windows.Media;
@@ -18,10 +19,14 @@ namespace Client.ViewModels
private GameWindow window;
private Point currentPoint = new Point();
private Color color;
private dynamic _payload;
private string _username;
private string _message;
public static ObservableCollection<string> Messages { get; } = new ObservableCollection<string>();
private dynamic _payload;
public string _username;
public string _message;
public string Message
{
get
@@ -150,6 +155,19 @@ namespace Client.ViewModels
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));
}
}
}

1
Client/Views/GameWindow.xaml
View File

@@ -3,7 +3,6 @@
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:Client.Views"
xmlns:xctk="http://schemas.xceed.com/wpf/xaml/toolkit"
mc:Ignorable="d"
Title="Scrubl.io" Height="600" Width="1200">

11
Client/Views/GameWindow.xaml.cs
View File

@@ -1,15 +1,8 @@
using Client.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.Shapes;
namespace Client.Views
{
@@ -24,6 +17,7 @@ namespace Client.Views
{
this.viewModel = new ViewModelGame(this);
DataContext = this.viewModel;
Closing += this.viewModel.LeaveGame;
InitializeComponent();
}
@@ -58,5 +52,6 @@ namespace Client.Views
{
viewModel.Color_Picker(e, this);
}
}
}

104
Server/Models/ServerClient.cs
View File

@@ -6,6 +6,7 @@ using SharedClientServer;
using System;
using System.Collections.Generic;
using System.Diagnostics;
using System.IO;
using System.Net.Sockets;
using System.Text;
using static SharedClientServer.JSONConvert;
@@ -45,48 +46,56 @@ namespace Server.Models
if (ar == null || (!ar.IsCompleted) || (!this.stream.CanRead) || !this.tcpClient.Client.Connected)
return;
int bytesReceived = this.stream.EndRead(ar);
if (totalBufferReceived > 2048)
try
{
throw new OutOfMemoryException("buffer is too small!");
}
int bytesReceived = this.stream.EndRead(ar);
// copy the received bytes into the buffer
Array.Copy(buffer, 0, totalBuffer, totalBufferReceived, bytesReceived);
// add the bytes we received to the total amount
totalBufferReceived += bytesReceived;
// calculate the expected length of the message
int expectedMessageLength = BitConverter.ToInt32(totalBuffer, 0);
while (totalBufferReceived >= expectedMessageLength)
{
// we have received the full packet
byte[] message = new byte[expectedMessageLength];
// copy the total buffer contents into the message array so we can pass it to the handleIncomingMessage method
Array.Copy(totalBuffer, 0, message, 0, expectedMessageLength);
HandleIncomingMessage(message);
// move the contents of the totalbuffer to the start of the array
Array.Copy(totalBuffer, expectedMessageLength, totalBuffer, 0, (totalBufferReceived - expectedMessageLength));
// remove the length of the expected message from the total buffer
totalBufferReceived -= expectedMessageLength;
// and set the new expected length to the rest that is still in the buffer
expectedMessageLength = BitConverter.ToInt32(totalBuffer, 0);
if (expectedMessageLength == 0)
if (totalBufferReceived + bytesReceived > 1024)
{
break;
}
throw new OutOfMemoryException("buffer is too small!");
}
// copy the received bytes into the buffer
Array.Copy(buffer, 0, totalBuffer, totalBufferReceived, bytesReceived);
// add the bytes we received to the total amount
totalBufferReceived += bytesReceived;
// calculate the expected length of the message
int expectedMessageLength = BitConverter.ToInt32(totalBuffer, 0);
while (totalBufferReceived >= expectedMessageLength)
{
// we have received the full packet
byte[] message = new byte[expectedMessageLength];
// copy the total buffer contents into the message array so we can pass it to the handleIncomingMessage method
Array.Copy(totalBuffer, 0, message, 0, expectedMessageLength);
HandleIncomingMessage(message);
// move the contents of the totalbuffer to the start of the array
Array.Copy(totalBuffer, expectedMessageLength, totalBuffer, 0, (totalBufferReceived - expectedMessageLength));
// remove the length of the expected message from the total buffer
totalBufferReceived -= expectedMessageLength;
// and set the new expected length to the rest that is still in the buffer
expectedMessageLength = BitConverter.ToInt32(totalBuffer, 0);
if (expectedMessageLength == 0)
{
break;
}
}
// start reading for a new message
stream.BeginRead(buffer, 0, buffer.Length, new AsyncCallback(OnRead), null);
}
// start reading for a new message
stream.BeginRead(buffer, 0, buffer.Length, new AsyncCallback(OnRead), null);
catch (IOException e)
{
tcpClient.Close();
ServerCommunication.INSTANCE.ServerClientDisconnect(this);
}
}
@@ -122,11 +131,15 @@ namespace Server.Models
string textUsername = combo.Item1;
string textMsg = combo.Item2;
Debug.WriteLine("[SERVERCLIENT] User name: {0}\t User message: {1}", textUsername, textMsg);
//Takes the data sent from the client, and then sets it in a data packet to be sent.
dynamic packet = new
{
username = textUsername,
message = textMsg
};
// todo handle sending to all except this user the username and message to display in chat
serverCom.SendToLobby(ServerCommunication.INSTANCE.GetLobbyForUser(User),payload);
Debug.WriteLine("Payload has been sent!");
//Sends the incomming message to be broadcast to all of the clients inside the current lobby.
serverCom.SendToLobby(serverCom.GetLobbyForUser(User), JSONConvert.GetMessageToSend(JSONConvert.MESSAGE, packet));
break;
case JSONConvert.LOBBY:
@@ -183,8 +196,15 @@ namespace Server.Models
break;
case LobbyIdentifier.JOIN:
int id = JSONConvert.GetLobbyID(payload);
ServerCommunication.INSTANCE.JoinLobby(this.User,id);
sendMessage(JSONConvert.ConstructLobbyJoinSuccessMessage());
bool isHost;
ServerCommunication.INSTANCE.JoinLobby(this.User,id, out isHost);
sendMessage(JSONConvert.ConstructLobbyJoinSuccessMessage(isHost));
ServerCommunication.INSTANCE.sendToAll(JSONConvert.ConstructLobbyListMessage(ServerCommunication.INSTANCE.lobbies.ToArray()));
break;
case LobbyIdentifier.LEAVE:
id = JSONConvert.GetLobbyID(payload);
ServerCommunication.INSTANCE.LeaveLobby(User, id);
sendMessage(JSONConvert.ConstructLobbyLeaveMessage(id));
ServerCommunication.INSTANCE.sendToAll(JSONConvert.ConstructLobbyListMessage(ServerCommunication.INSTANCE.lobbies.ToArray()));
break;
}

73
Server/Models/ServerCommunication.cs
View File

@@ -16,6 +16,7 @@ namespace Server.Models
public bool Started = false;
public List<Lobby> lobbies;
private Dictionary<Lobby, List<ServerClient>> serverClientsInlobbies;
internal Action DisconnectClientAction;
public Action newClientAction;
@@ -97,6 +98,26 @@ namespace Server.Models
}
}
public void ServerClientDisconnect(ServerClient serverClient)
{
Debug.WriteLine("[SERVERCOMM] handling disconnect");
DisconnectClientAction?.Invoke();
int id = -1;
foreach (Lobby l in serverClientsInlobbies.Keys)
{
if (serverClientsInlobbies[l].Contains(serverClient))
{
id = l.ID;
}break;
}
if (id != -1)
{
LeaveLobby(serverClient.User, id);
SendToAllExcept(serverClient, JSONConvert.ConstructLobbyLeaveMessage(id));
}
}
public void SendToAllExcept(string username, byte[] message)
{
foreach (ServerClient sc in serverClients)
@@ -105,6 +126,14 @@ namespace Server.Models
}
}
public void SendToAllExcept(ServerClient sc, byte[] message)
{
foreach (ServerClient s in serverClients)
{
if (s != sc) s.sendMessage(message);
}
}
public void SendToLobby(Lobby lobby, byte[] message)
{
foreach (Lobby l in lobbies)
@@ -161,6 +190,7 @@ namespace Server.Models
}
}
public int HostForLobby(User user)
{
Lobby lobby = new Lobby( lobbies.Count + 1,0, 8);
@@ -171,12 +201,18 @@ namespace Server.Models
return lobby.ID;
}
public void JoinLobby(User user, int id)
public void JoinLobby(User user, int id, out bool isHost)
{
isHost = false;
foreach (Lobby l in lobbies)
{
if (l.ID == id)
{
if (l.Users.Count == 0)
{
user.Host = true;
isHost = true;
}
AddToLobby(l, user);
Debug.WriteLine($"{user.Username} joined lobby with id {id}");
break;
@@ -184,6 +220,41 @@ namespace Server.Models
}
}
public void LeaveLobby(User user, int id)
{
Debug.WriteLine("[SERVERCOMM] removing user from lobby");
foreach (Lobby l in lobbies)
{
if (l.ID == id)
{
Debug.WriteLine($"[SERVERCOMM] checking for lobby with id {l.ID}");
foreach (User u in l.Users)
{
Debug.WriteLine($"[SERVERCOMM] checking if {u.Username} is {user.Username} ");
// contains doesn't work, so we'll do it like this...
if (u.Username == user.Username)
{
Debug.WriteLine("[SERVERCOMM] removed user from lobby!");
l.Users.Remove(user);
foreach (ServerClient sc in serverClients)
{
if (sc.User.Username == user.Username)
{
serverClientsInlobbies[l].Remove(sc);
break;
}
}
break;
}
}
}
}
}
public void CloseALobby(int lobbyID)
{
foreach (Lobby lobby in lobbies)

4
Server/ViewModels/MainViewModel.cs
View File

@@ -33,6 +33,10 @@ namespace Server.ViewModels
{
InformationModel.ClientsConnected++;
};
serverCommunication.DisconnectClientAction = () =>
{
InformationModel.ClientsConnected--;
};
//BitmapImage onlineImg = new BitmapImage(new Uri(@"/img/online.png",UriKind.Relative));
//BitmapImage offlineImg = new BitmapImage(new Uri(@"/img/offline.png", UriKind.Relative));

423
SharedClientServer/JSONConvert.cs
View File

@@ -1,208 +1,215 @@
using Client;
using Newtonsoft.Json;
using Newtonsoft.Json.Linq;
using System;
using System.Collections.Generic;
using System.Diagnostics;
using System.Linq;
using System.Text;
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 enum LobbyIdentifier
{
HOST,
JOIN,
JOIN_SUCCESS,
LEAVE,
LIST,
REQUEST
}
public static (string,string) GetUsernameAndMessage(byte[] json)
{
string msg = Encoding.ASCII.GetString(json);
dynamic payload = JsonConvert.DeserializeObject(msg);
return (payload.username, payload.message);
}
public static string GetUsernameLogin(byte[] json)
{
dynamic payload = JsonConvert.DeserializeObject(Encoding.ASCII.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.ASCII.GetString(json));
return payload.identifier;
}
public static Lobby[] GetLobbiesFromMessage(byte[] json)
{
dynamic payload = JsonConvert.DeserializeObject(Encoding.ASCII.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.ASCII.GetString(json));
return payload.id;
}
public static Lobby GetLobby(byte[] json)
{
dynamic payload = JsonConvert.DeserializeObject(Encoding.ASCII.GetString(json));
JObject dynamicAsObject = payload.lobby;
return dynamicAsObject.ToObject<Lobby>();
}
public static byte[] ConstructLobbyJoinSuccessMessage()
{
return GetMessageToSend(LOBBY, new { identifier = LobbyIdentifier.JOIN_SUCCESS});
}
#endregion
public static byte[] ConstructCanvasDataSend(double[] coordinates)
{
return GetMessageToSend(CANVAS, new
{
coordinatesLine = coordinates
});
}
public static double[] getCoordinates(byte[] payload)
{
dynamic payloadD = JsonConvert.DeserializeObject(Encoding.ASCII.GetString(payload));
JArray coordinatesArray = payloadD.coordinatesLine;
double[] coordinates = coordinatesArray.ToObject<double[]>();
return coordinates;
}
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.ASCII.GetString(payload));
return json.command;
}
public static int GetStartGameLobbyID(byte[] payload)
{
dynamic json = JsonConvert.DeserializeObject(Encoding.ASCII.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
byte[] payloadBytes = Encoding.ASCII.GetBytes(JsonConvert.SerializeObject(payload));
// 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;
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 enum LobbyIdentifier
{
HOST,
JOIN,
JOIN_SUCCESS,
LEAVE,
LIST,
REQUEST
}
public static (string,string) GetUsernameAndMessage(byte[] json)
{
string msg = Encoding.ASCII.GetString(json);
dynamic payload = JsonConvert.DeserializeObject(msg);
return (payload.username, payload.message);
}
public static string GetUsernameLogin(byte[] json)
{
dynamic payload = JsonConvert.DeserializeObject(Encoding.ASCII.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.ASCII.GetString(json));
return payload.identifier;
}
public static Lobby[] GetLobbiesFromMessage(byte[] json)
{
dynamic payload = JsonConvert.DeserializeObject(Encoding.ASCII.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.ASCII.GetString(json));
return payload.id;
}
public static Lobby GetLobby(byte[] json)
{
dynamic payload = JsonConvert.DeserializeObject(Encoding.ASCII.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.ASCII.GetString(json));
return payload.host;
}
#endregion
public static byte[] ConstructCanvasDataSend(double[] coordinates)
{
return GetMessageToSend(CANVAS, new
{
coordinatesLine = coordinates
});
}
public static double[] getCoordinates(byte[] payload)
{
dynamic payloadD = JsonConvert.DeserializeObject(Encoding.ASCII.GetString(payload));
JArray coordinatesArray = payloadD.coordinatesLine;
double[] coordinates = coordinatesArray.ToObject<double[]>();
return coordinates;
}
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.ASCII.GetString(payload));
return json.command;
}
public static int GetStartGameLobbyID(byte[] payload)
{
dynamic json = JsonConvert.DeserializeObject(Encoding.ASCII.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
byte[] payloadBytes = Encoding.ASCII.GetBytes(JsonConvert.SerializeObject(payload));
// 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;
}
}
}

39
SharedClientServer/User.cs
View File

@@ -1,11 +1,12 @@
using Newtonsoft.Json;
using System;
using System.Collections.Generic;
using System.Diagnostics.CodeAnalysis;
using System.Text;
namespace SharedClientServer
{
class User
class User : IEquatable<User>
{
private string _username;
private int _score;
@@ -30,6 +31,42 @@ namespace SharedClientServer
_turnToDraw = false;
}
public static bool operator ==(User u1, User u2)
{
if (object.ReferenceEquals(u1, null))
{
return object.ReferenceEquals(u2, null);
}
return u1.Equals(u2 as object);
}
public static bool operator !=(User u1, User u2)
{
if (object.ReferenceEquals(u1, null))
{
return object.ReferenceEquals(u2, null);
}
return u1.Equals(u2 as object);
}
public override bool Equals(object obj)
{
if ((obj == null) || !this.GetType().Equals(obj.GetType()))
{
return false;
}
else
{
return this.Equals(obj as User);
}
}
public bool Equals([AllowNull] User other)
{
return other.Username == this.Username;
}
public string Username
{
get { return _username; }