private static async Task ChatAsync(ChatClient from, ChatClient to)
{
await from.WriteLineAsync("Found one say hi");
await to.WriteLineAsync("Found one say hi");
var fromTask = from.Stream.CopyToAsync(to.Stream);
var toTask = to.Stream.CopyToAsync(from.Stream);
var result = await Task.WhenAny(fromTask, toTask);
if (fromTask.IsCompleted && toTask.IsCompleted)
{
// Noop
from.Dispose();
to.Dispose();
}
else if (result == fromTask)
{
from.Dispose();
await to.WriteLineAsync("Your partner left!");
Match(to);
}
else if (result == toTask)
{
to.Dispose();
await from.WriteLineAsync("Your partner left!");
Match(from);
}
}
// Fire and forget
private static async void Match(ChatClient connection)
{
try
{
await connection.WriteLineAsync("Waiting for a partner...");
ChatClient partner;
if (_queue.TryDequeue(out partner) && partner.Socket.Connected)
{
await ChatAsync(partner, connection);
}
else
{
_queue.Enqueue(connection);
}
}
catch (Exception ex)
{
Console.WriteLine(ex);
}
}