/// <summary>
/// Hub method. Called everytime when client trys to log into hub with a new (or expired) session.
/// </summary>
/// <param name="deviceUuid">A random id of client device, used for notification service</param>
/// <param name="username">The username of client</param>
/// <returns></returns>
public async Task <string> EnterChatRoom(string deviceUuid, string username)
{
_logger.LogInformation("EnterChatRoom device: {0} username: {1}", deviceUuid, username);
// Try to store user login information (ConnectionId & deviceUuid)
Session session = _userHandler.Login(username, Context.ConnectionId, deviceUuid);
// If login was successful, broadcast the system message
if (session != null)
{
Message loginMessage = _messageFactory.CreateSystemMessage(username, "joined", DateTime.UtcNow);
// Do not store system messages. Directly send them out.
await SendSystemMessage(loginMessage);
return("success");
}
else
{
return("failure");
}
}
