public Theme[] GetThemes()
{
if (_client == null)
_client = new CentralServiceClient(new InstanceContext(new RegisterUser(_chatMembers)));
try
{
return _client.GetThemes();
}
catch(CommunicationException)
{
_client = new CentralServiceClient(new InstanceContext(new RegisterUser(_chatMembers)));
return _client.GetThemes();
}
}
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 Subscribe(string username, string theme, string language)
{
_client = new CentralServiceClient(new InstanceContext(new RegisterUser(_chatMembers)));
var callback = OperationContext.Current.GetCallbackChannel<IMessageReceivedChannel>();
_clientCallback = callback;
_language = language;
User self;
IEnumerable<User> members;
try
{
members = _client.LogOn(theme, username, OperationContext.Current.EndpointDispatcher.EndpointAddress.Uri);
}
catch(FaultException<InvalidOperationException> e)
{
throw new FaultException<InvalidOperationException>(e.Detail);
}
self = members.ElementAt(0);
members = members.Skip(1);
InstanceContext context = new InstanceContext(new FakeCallback());
WSDualHttpBinding binding = new WSDualHttpBinding();
foreach (var s in members.Select((u, i) => new ChatServiceClient( context,
binding,
new EndpointAddress(u.ChatService))))
{
lock(_chatMembers)
{
_chatMembers.AddLast(s);
}
}
_theme = theme;
_user = self;
}
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();
}
