# -*- cpy-indent-level: 4; indent-tabs-mode: nil -*-
# ex: set expandtab softtabstop=4 shiftwidth=4:
#
# Copyright (C) 2008,2009,2010,2011,2012,2013,2016  Contributor
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# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
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#     http://www.apache.org/licenses/LICENSE-2.0
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"""Contains the logic for `aq show network_environment`."""

from sqlalchemy.orm import joinedload, undefer

from aquilon.worker.broker import BrokerCommand
from aquilon.aqdb.model import NetworkEnvironment


class CommandShowNetworkEnvironmentNetworkEnvironment(BrokerCommand):

    required_parameters = ["network_environment"]

    def render(self, session, network_environment, **_):
        options = [undefer("comments"),
                   joinedload("dns_environment"),
                   undefer("dns_environment.comments")]
        dbnet_env = NetworkEnvironment.get_unique(session, network_environment,
                                                  compel=True,
                                                  query_options=options)

        return dbnet_env
