#!/usr/bin/env python

"""
Consumer locator module, that manages the list of consumers.
"""

from redisconnector import RedisConnector

__author__ = "@ricsik52"
__copyright__ = "Copyright 2020, GoldenPogácsa Team"
__module_name__ = "consumerlocator"
__version__text__ = "1"


class ConsumerInformation:
    """
    Component responsible for providing high level information about consumers
    """

    def __init__(self, redisconnector: RedisConnector):
        """**Constructor:**
        Initializes the object.

        :param redisconnector: the :class:'redisconnector.RedisConnector' instance that will be used for Redis connection.
        """
        self.red = redisconnector

    def getconsumerlist(self) -> list:
        """
        Gets the list of currently available consumers.
        :return:
        """
        toreturn = []
        for consumer in self.red.consumerlist:
            if consumer['State']:
                toreturn.append(consumer['Host'])
        return toreturn