public void LogIn()
{
if (string.IsNullOrEmpty(CurrentUser.Name) || string.IsNullOrEmpty(Service.ConnectionId))
{
return;
}
CurrentUser.ConnectionId = Service.ConnectionId;
ChatRooms = ChatFacade.GetAllChatRooms();
CurrentUser.Id = ChatFacade.CreateUser(CurrentUser);
IsLoggedIn = true;
}