public void SocketState_GetAndSetID()
{
// create a socket using to pass to a SocketState object
Network.MakeSocket("localhost", out Socket sock, out IPAddress address);
try
{
SocketState state = new SocketState(sock, -1);
// ID should be same as what it was set when object was created
Assert.AreEqual(-1, state.GetID());
// check that setting id changes what is stored
state.SetID(5);
Assert.AreEqual(5, state.GetID());
}
// make sure we close the socket when we are done testing our state
finally
{
sock.Dispose();
}
}
/// <summary>
/// NetworkAction delegate which implements the server's part of the
/// initial handshake.
///
/// Creates a new Ship with the given name and a new unique ID and sets
/// the SocketState's ID.
///
/// Changes the state's callback method to one that handles command
/// requests from the client then asks the clients for data.
/// </summary>
private void ReceivePlayerName(SocketState state)
{
// enumerate the complete received messages.
IEnumerable <string> messages = GetTokens(state.GetStringBuilder());
// find the name in the complete messages
string playerName = "";
if (messages.Any())
{
playerName = messages.First();
state.GetStringBuilder().Clear();
}
// if there wasn't a complete message continue the event loop
else
{
Network.GetData(state);
return;
}
// the id and world are being changed by callback methods (different threads)
int playerID = 0;
lock (world)
{
playerID = IDCounter++;
// make a ship with a the name and give it a unique id
// add ship to world
world.MakeNewShip(playerName.TrimEnd(), playerID);
// set the socket state ID
state.SetID(playerID);
}
if (state.HasError)
{
HandleNetworkError(state);
return;
}
// change the callback to handle incoming commands from the client
state.SetNetworkAction(HandleClientCommands);
// send the startup info to the client (ID and world size)
string startupInfo = playerID + "\n" + world.GetSize() + "\n";
Network.Send(state.GetSocket(), startupInfo);
// set FirstPlayerHasJoined to true if this is the first player and
// get the start time
if (!FirstPlayerHasJoined)
{
FirstPlayerHasJoined = true;
// set the start time to now (current value will be server start time)
startTime = DateTime.UtcNow;
}
// handshake is done print line that someone has connected
Console.Out.WriteLine("A new Client has contacted the Server.");
// add the client's socket to a set of all clients
lock (clients)
{
clients.Add(state);
}
// ask the client for data (continue loop)
Network.GetData(state);
}