/// <summary>
/// Receives a tell from another <see cref="ChatSession"/>.
/// </summary>
/// <param name="sender"></param>
/// <param name="message"> </param>
void ReceiveTell(ChatSession sender, string message)
{
// sending back the message to the sender (acknowledges message sent)
var sentMessage = new ChatMessageReceived
{
MessageType = (byte)MessageType.Tell,
Sender = sender.name,
Receiver = this.Name,
Message = message
};
sender.SendEvent(sentMessage, new MessageParameters {
ChannelId = PeerSettings.ChatEventChannel
});
// sending the receiver the message
var receivedMessage = new ChatMessageReceived
{
MessageType = (byte)MessageType.Tell,
Sender = sender.name,
Message = message
};
this.SendEvent(receivedMessage, new MessageParameters {
ChannelId = PeerSettings.ChatEventChannel
});
}
/// <summary>
/// Adds a(n) <see cref="ISession"/>.
/// </summary>
/// <param name="addSession"></param>
private void HandleAddSession(AddSession addSession)
{
ISession existingSession;
// making sure we dont already have a session with the same session id
if (sessions.TryGetValue(addSession.SessionId, out existingSession))
{
// since adding sessions is controlled by the master rather than the client
// we will not notify the client rather throw out an error
Logger.ErrorFormat("[HandleAddSession]: Destroying existing Session (Name={0})", existingSession.Name);
// destroy the exisiting session
// we dont need to destroy the requested session since they both have the same session id, both (if possible) will be destroyed
existingSession.Destroy(DestroySessionReason.KickedByExistingSession);
return;
}
ISession session = new ChatSession(addSession.SessionId, addSession.CharacterName, this, chat);
// if a lock wait time is used (not -1) use a while loop to counter lock timeouts
if (!sessions.Add(addSession.SessionId, session))
{
// this will not happen but Murphy's law states otherwise
Logger.ErrorFormat("[HandleAddSession]: Session (Name={0}) cannot be added", addSession.CharacterName);
session.Destroy(DestroySessionReason.KickedByServer);
}
}
/// <summary>
/// Removes a(n) <see cref="ChatSession"/> from the chat
/// </summary>
/// <param name="session"></param>
public bool RemoveSession(ChatSession session)
{
// using a while loop for the lock-timeout
while (!sessionCache.RemoveSession(session))
{
ChatSession existingSession;
if (!sessionCache.TryGetSessionBySessionName(session.Name, out existingSession))
{
return(false);
}
}
return(true);
}
