public void Subscribe(string username)
{
var callback = OperationContext.Current.GetCallbackChannel<IMessageReceivedChannel>();
_consumers = callback;
var client = new CentralServiceClient(new InstanceContext(new RegisterUser()));
User self;
User[] members = client.LogOn(out self, "Sports", username);
//foreach(var member in members.Select(p => new ChatServiceClient(new InstanceContext(callback),
// new WSDualHttpBinding(),
// new EndpointAddress(p.ChatService))))
//{
// _chatMembers.AddLast(member);
//}
_user = self;
client.Close();
}
public void Unsubscribe()
{
_clientCallback = null;
try
{
_client.LogOff(_theme, _user.Id);
}
catch(CommunicationException)
{
_client = new CentralServiceClient(new InstanceContext(new RegisterUser(_chatMembers)));
_client.LogOff(_theme, _user.Id);
}
_client.Close();
}
