/// <summary>
/// Tcp Connection for matchmaking
/// </summary>
/// <param name="client"></param>
/// <returns></returns>
private static async Task Connection(TcpClient client)
{
Console.WriteLine("Connection accepted");
try {
using (NetworkStream stream = client.GetStream()) {
//message buffer
byte[] buffer = new byte[1024];
//flag to see if removed out of the cpu
bool removed = false;
//added match
MatchStats match = null;
while (client.Connected)
{
//read message
int len = await stream.ReadAsync(buffer, 0, buffer.Length);
//check if has to close connection or not
if (match != null && !match.matched)
{
break;
}
string incomingMessage = Encoding.UTF8.GetString(buffer, 0, len);
//if is select match add the player
if (incomingMessage.StartsWith("SelectMatch"))
{
match = Server.AddPlayerToQueue(client, incomingMessage, stream);
}
//if remove me remove me from match
if (incomingMessage.StartsWith("RemoveMe"))
{
match?.RemoveClient(client);
removed = true;
break;
}
Thread.Sleep(100);
}
//client has disconnected and wasn't manually removed so remove its match
if (!removed)
{
match?.RemoveClient(client);
lock (Matches) {
if (match?.clients?.Count == 0)
{
Matches.Remove(match);
}
}
}
Console.WriteLine("Connection ended");
client.Dispose();
}
} catch (Exception ex) {
client.Dispose();
Console.WriteLine("Exception message" + ex.Message);
}
}
/// <summary>
/// Add player to match and creat a match if needed
/// </summary>
/// <param name="client"></param>
/// <param name="message"></param>
/// <returns></returns>
protected static MatchStats AddPlayerToQueue(TcpClient client, string message, NetworkStream stream)
{
lock (Matches) {
MatchStats match;
for (int i = 0; i <= Matches.Count; i++)
{
//if I reached end of list create a new match
if (i == Matches.Count)
{
match = new MatchStats();
Matches.Add(match);
}
//if current match is not matched, and is not full add client
if (!Matches[i].matched && Matches[i].clients.Count < MatchStats.numberOfPlayersForMatch)
{
match = Matches[i];
match.AddClient(client, message, stream);
return(match);
}
}
return(null);
}
}
