#!/usr/bin/env python3
import time

class Client:
    def __init__(self, clientid, clienttype="default"):
        self.clienttype = clienttype
        self.clientid = clientid

    def get_info(self):
       return "clientid: %s, clienttype: %s" % (self.clientid, self.clienttype)

class Sensor(Client):
    def __init__(self, sensorid, sensortype, num_values):
        self.num_values = num_values
        self.values = {}
        super().__init__(sensorid, sensortype)

    def get_values(self):
        return self.values

    def add_value(self, value):
        ts = time.time()
        self.values[ts] = value

        while len(self.values) > self.num_values:
            self.values.pop(next(iter(self.values)))

        return len(self.values)

class Actor(Client):
    def __init__(self, actorid, actortype, levels):
        self.levels = levels
        self.level = 0
        super().__init__(actorid, actortype)

    def get_level(self):
        return(self.level)

    def set_level(self, level):
        if level < self.levels:
            self.level = level
        return(self.level)