try:
        from ctbans import ctbans as ctban
except Exception:
        from warnings import warn
        warn("Could not import ctbans", ImportWarning)



def jointeam_callback(command, index):
        try:
                chosen_team = int(command[1])
        except (IndexError, ValueError):
                chosen_team = 0
                #return CommandReturn.BLOCK
        if chosen_team == 3:
                try:
                        if ctban.bans.isbanned(player.steamid):
                                SayText2(message="\x05EgN Balancer| \x01You are CTBanned!").send(index)
                                return CommandReturn.BLOCK
                except Exception:
                        pass
                t_count = get_team_player_count(2)
                ct_count = get_team_player_count(3)
                max_ct = max(1, t_count//2)
                if ct_count < max_ct:
                        assigned_team = 3
                else:
                        SayText2(message=CANT_JOIN_TEAM_MSG.format(TEAM_NAMES[chosen_team])).send(index)
                        return CommandReturn.BLOCK
        elif chosen_team == 0:
                try:
                        is_ctbanned = ctban.bans.isbanned(player.steamid)
                except Exception:
                        is_ctbanned = False
                if is_ctbanned:
                        assigned_team = 2
                else:
                        t_count = get_team_player_count(2)
                        ct_count = get_team_player_count(3)
                        max_ct = t_count//2
                        if ct_count < max_ct:
                                assigned_team = random.choice((2,3))
                        else:
                                assigned_team = 2
        elif chosen_team in (1,2):
                assigned_team = chosen_team
        else:
                return CommandReturn.BLOCK
#               raise NotImplementedError("Team {0} is not implemented in the Teambalancer!".format(chosen_team))
        swap_to_team(Player(index), assigned_team)
        return CommandReturn.BLOCK