private void sendMessage(MessageItem messageItem)
{
Console.WriteLine("client ip: " + clientIP);
try
{
TcpClient client = new TcpClient(clientIP, port);
messageItem.UserName = this.hostIP;
messageItem.MessageTime = DateTime.Now.ToString("h:mm:ss tt");
var jsonObjectToSend = Utilities.convertMessageItemToJSON(messageItem);
var encapsulatedMessage = KarolProtocol.encapsulteMessageInProtocol(jsonObjectToSend);
Console.WriteLine("json to send: " + jsonObjectToSend);
//byte[] sendData = Utilities.stringToBytes(encapsulatedMessage);
//for testing that it works
byte[] sendData = Utilities.stringToBytes(jsonObjectToSend);
NetworkStream stream = client.GetStream();
Console.WriteLine("byte len sent: " + sendData.Length);
stream.Write(sendData, 0, sendData.Length);
stream.Close();
client.Close();
}
catch (System.Net.Sockets.SocketException e)
{
showNoValidIPDialogBox();
}
}
public void StartHostServer()
{
IPAddress ip = Dns.GetHostEntry(hostIP).AddressList[0];
hostIP = ip.ToString();
TcpListener server = new TcpListener(ip, port);
TcpClient client = default(TcpClient);
try
{
server.Start();
Console.WriteLine("Server started...");
Console.Read();
}
catch (Exception e)
{
Console.WriteLine(e.ToString());
Console.Read();
}
while (true)
{
client = server.AcceptTcpClient();
string address = ((IPEndPoint)client.Client.RemoteEndPoint).Address.ToString();
Console.WriteLine("Client connected with IP {0}", ((IPEndPoint)client.Client.RemoteEndPoint).Address.ToString());
if (!usersObservableList.Contains(address))
{
showConnectionRequestDialogBox(address);
}
else
{
byte[] receivedBuffer = new byte[10000000];
NetworkStream stream = client.GetStream();
stream.Read(receivedBuffer, 0, receivedBuffer.Length);
this.Dispatcher.Invoke(() =>
{
//thanks to this the integrity of the message is preserved
try
{
var json = Utilities.bytesToString(receivedBuffer);
var decapsulatedMessage = KarolProtocol.decapsulateMessage(json);
var message = Utilities.convertJSONToMessageItem(decapsulatedMessage);
conversationDict[address].Add(message);
Utilities.saveInstanceOnDisk(conversationDict);
updateConversationBox(message, address);
}
catch (IncorrectProtocolException e)
{
Console.WriteLine(e.ToString());
}
});
Console.Read();
}
}
}
