private static void processChoice(int userChoice, addressBook myContacts)
{
switch (userChoice)
{
case 1:
//invoke client.sendMessage
Client myClient = new Client();
Console.WriteLine("Who would you like to send a message to? ");
myContacts.listAll();
Console.WriteLine("Please enter the number corresponding to the" +
" desired recipient: ");
int recipient = Convert.ToInt32(Console.ReadLine());
myClient.sendMessage(recipient, 6283, myContacts);
break;
case 2:
//display messages from .txt/database
Utilities myUtilities = new Utilities();
myUtilities.readMessages();
break;
case 3:
//list contacts
myContacts.listAll();
break;
default:
Console.WriteLine("Error: Invalid Input");
break;
}
}
public void sendMessage(int hostname, int port, addressBook myContacts)
{
try
{
Utilities myUtilities = new Utilities();
byte[] ba = enterMessage(hostname, myContacts);
Console.WriteLine("Connecting.....");
TcpClient tcpclnt = new TcpClient(myContacts.returnHostname(hostname), port);
Stream stm = tcpclnt.GetStream();
Console.WriteLine("Transmitting.....");
//encrypt the message
byte[] cipherText = myUtilities.encrypt(ba, 20, "password");
//Console.WriteLine("Finished encryption");
//write cipherText to current stream
stm.Write(cipherText, 0, cipherText.Length);
Console.WriteLine("Messege send succesful");
tcpclnt.Close();
}
catch (Exception e)
{
Console.WriteLine("Error..... " + e.StackTrace);
}
}
