private void AddUserToChannel(UserSession userSession, int target)
{
var channel = channelSessions.FirstOrDefault(c => c.Channel.Id == target);
if (channel == null)
{
// "Default Channel" configurable at a later time.
// for now, just the first one.
channelSessions[0].AddUser(userSession);
}
else
{
channel.AddUser(userSession);
//channel.Users.Add(userInfo);
}
}
private UserInfoViewModel RemoveUserFromChannels(UserSession userSession)
{
var user = FindUser(userSession.ConnectionId);
if (user == null)
{
AddActivity("Unable to find user {0} from channel {1} in order to remove user", userSession.UserInfo.Username, userSession.ChannelId);
return null;
}
foreach (var channel in ChannelTreeViewModel.Channels)
{
channel.Users.Remove(user);
}
return user;
}
public UserInfoViewModel(UserSession userSession)
{
this.userSession = userSession;
}
private void RemoveUserFromChannel(UserSession userSession)
{
if (userSession == null)
{
return;
}
var source = channelSessions.FirstOrDefault(ch => ch.Channel.Id == userSession.ChannelId);
if (source == null)
{
Console.WriteLine("RemoveUserFromChannel: unable to find channel session id {0}", userSession.ChannelId);
return;
}
var user = source.UserSessions.FirstOrDefault(u => u.ConnectionId == userSession.ConnectionId);
source.RemoveUser(user);
}
private void CredentialRequestHandlerSuccess(NetworkClient client, UserSession userSession)
{
userSession.ConnectionId = Guid.NewGuid();
client.UserSession = userSession;
AddUserToChannel(userSession, 0);
var response = new UserCredentialResponse();
response.UserSession = userSession;
response.IsAuthenticated = true;
response.Message = "Great success!";
BroadcastAll(client, Message.Create(MessageType.UserConnected, userSession));
client.WriteMessage(Message.Create(MessageType.CredentialResponse, response));
}
private void CredentialRequestHandler(NetworkClient client, Message message)
{
try
{
var credential = message.GetData<UserInfo>();
// Handle credential authorization
if (string.IsNullOrWhiteSpace(credential.Username))
{
var userSession = new UserSession();
userSession.UserInfo = new UserInfo() { Username = "******" + new Random().Next(10000) };
CredentialRequestHandlerSuccess(client, userSession);
}
if (userService.IsUserAuthenticated(credential.Username, credential.Password))
{
var userSession = new UserSession();
userSession.UserInfo = userService.GetUserByUsername(credential.Username);
CredentialRequestHandlerSuccess(client, userSession);
}
CredentialRequestHandlerFail(client);
}
catch (Exception ex)
{
Console.WriteLine(ex.Message);
CredentialRequestHandlerFail(client);
}
}
public void RemoveUser(UserSession userSession)
{
UserSessions.Remove(userSession);
userSession.ChannelId = -1;
}
public void AddUser(UserSession userSession)
{
// validation logic for adding user here
UserSessions.Add(userSession);
userSession.ChannelId = Channel.Id;
}
