#!/usr/bin/env python

# Copyright (c) 2018 Orange and others.
#
# All rights reserved. This program and the accompanying materials
# are made available under the terms of the Apache License, Version 2.0
# which accompanies this distribution, and is available at
# http://www.apache.org/licenses/LICENSE-2.0

# pylint: disable=missing-docstring

import os

import six

INPUTS = {
    'EXTERNAL_NETWORK': None,
    'CI_LOOP': 'daily',
    'DEPLOY_SCENARIO': 'os-nosdn-nofeature-noha',
    'INSTALLER_TYPE': None,
    'SDN_CONTROLLER_IP': None,
    'BUILD_TAG': None,
    'NODE_NAME': None,
    'POD_ARCH': None,
    'TEST_DB_URL': 'http://testresults.opnfv.org/test/api/v1/results',
    'ENERGY_RECORDER_API_URL': 'http://energy.opnfv.fr/resources',
    'ENERGY_RECORDER_API_USER': '',
    'ENERGY_RECORDER_API_PASSWORD': ''
}


def get(env_var):
    if env_var not in INPUTS.keys():
        return os.environ.get(env_var, None)
    return os.environ.get(env_var, INPUTS[env_var])


class Environment(object):  # pylint: disable=too-few-public-methods

    # Backward compatibilty (waiting for SDNVPN and SFC)
    def __init__(self):
        for key, _ in six.iteritems(INPUTS):
            setattr(self, key, get(key))

# Backward compatibilty (waiting for SDNVPN and SFC)
ENV = Environment()