public bool Execute()
{
Console.Write("Give name for new discussion: ");
String name = Console.ReadLine();
Console.Write("Give name of receiver: ");
String userTo = Console.ReadLine();
Console.Write("Write first message: ");
String msg = Console.ReadLine();
// serialize new chat
ChatRoom c = new ChatRoom(nickName, userTo, name);
c.addMessage(nickName, msg);
String json = JsonConvert.SerializeObject(c, Formatting.None);
// send query to server
ChatCommand cmd = new ChatCommand("add", nickName, json);
StreamWriter writer = new StreamWriter(tcpClient.GetStream());
writer.WriteLine(cmd.ToJson());
writer.Flush();
return false;
}
public DemoChat()
{
bool exit = false;
String nickName;
// system running on localhost
tcpClient = new System.Net.Sockets.TcpClient();
try
{
tcpClient.Connect("localhost", 4296);
}
catch (Exception ex)
{
Console.WriteLine("Failed to connect: ");
}
Thread chatThread = new Thread(new ThreadStart(run));
chatThread.Start();
Console.Clear();
Console.WriteLine("Welcome to simple chat!");
// get user nick name for discussions
nickName = getNicName();
// send query to server
ChatCommand cmd = new ChatCommand("list", nickName);
StreamWriter writer = new StreamWriter(tcpClient.GetStream());
//Console.WriteLine(cmd.ToJson());
writer.WriteLine(cmd.ToJson());
writer.Flush();
// program main loop
while (exit == false)
{
Console.Clear();
Console.WriteLine("Discussions for (" + nickName + ")");
// discussionsAA
if (chatRooms != null)
{
int i = 0;
foreach (ChatRoom r in chatRooms)
{
Console.WriteLine(i + ") " + r.UserA + " ( " + r.StartTime + ": " + r.Name + " )");
i++;
}
}
Console.WriteLine();
Console.Write("Enter command (help to display help): ");
String line = Console.ReadLine();
var command = Parser.Parse(line, nickName, tcpClient);
// chat room has different parameters
if (command.GetType() == typeof(OpenCommand))
{
// open chat room
ChatRoom r = chatRooms.ElementAt(((OpenCommand)command).Index);
((OpenCommand)command).Room = r;
exit = command.Execute();
}
else
{
if (command.GetType() == typeof(SortCommand))
{
exit = command.Execute();
switch (((SortCommand)command).Sort)
{
case 1:
chatRooms = chatRooms.OrderByDescending(o => o.StartTime).ToList();
break;
case 2:
chatRooms = chatRooms.OrderBy(o => o.Name).ToList();
break;
case 3:
chatRooms = chatRooms.OrderBy(o => o.Messages.ElementAt(o.Messages.Count - 1).Time).ToList();
break;
}
}
else
{
exit = command.Execute();
}
}
}
tcpClient.Close();
// terminate program
ExitProcess(0);
}
public bool Execute()
{
Console.Clear();
if (r != null)
{
foreach (ChatMessage m in r.Messages)
{
Console.WriteLine(m.Time + " " + m.UserFrom + ": " + m.Message);
}
Console.WriteLine();
Console.Write("Enter new message: ");
String msg = Console.ReadLine();
if (msg.Length > 2)
{
// simply clone chat room id
ChatRoom c = new ChatRoom();
c.Id = r.Id;
c.addMessage(nickName, msg);
String json = JsonConvert.SerializeObject(c, Formatting.None);
// send query to server
ChatCommand cmd = new ChatCommand("msg", nickName, json);
StreamWriter writer = new StreamWriter(tcpClient.GetStream());
writer.WriteLine(cmd.ToJson());
writer.Flush();
}
else
{
Console.WriteLine("Too short message!");
}
}
return false;
}
public bool Execute()
{
// send query to server
ChatCommand cmd = new ChatCommand("list", nickName);
StreamWriter writer = new StreamWriter(tcpClient.GetStream());
writer.WriteLine(cmd.ToJson());
writer.Flush();
return false;
}
