
# Copyright 2017-present Open Networking Foundation
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.

from __future__ import absolute_import

import re


def get_neutron_lists(netlist):
    pairs = re.split(r"\+-*\+-*\+\n?", netlist)[2:-1]
    ids, names, subnets = [], [], []
    for p in pairs:
        for l in p.split('\n'):
            pair = l.split('|')
            if len(pair) > 1:
                ids.append(pair[1].strip())
                names.append(pair[2].strip())
                subnets.append(pair[3].strip())
    nets = dict(zip(names, subnets))
    return nets


def get_nova_lists(novalist, nameWildCard=None):
    pairs = re.split(r"\+-*\+-*\+\n?", novalist)[2:-1]
    ids, names, status, taskState, powerState, networks = [], [], [], [], [], []
    for p in pairs:
        for l in p.split('\n'):
            pair = l.split('|')
            if len(pair) > 1:
                ids.append(pair[1].strip())
                names.append(pair[2].strip())
                status.append(pair[3].strip())
                taskState.append(pair[4].strip())
                powerState.append(pair[5].strip())
                networks.append(pair[6].strip())
    instances = dict(zip(names, networks))
    if nameWildCard is not None:
        for key in instances.keys():
            if re.match(nameWildCard, key):
                return instances[key]
    else:
        return instances


def get_instance_status(novalist, nameWildCard=None):
    pairs = re.split(r"\+-*\+-*\+\n?", novalist)[2:-1]
    ids, names, status, taskState, powerState, networks = [], [], [], [], [], []
    for p in pairs:
        for l in p.split('\n'):
            pair = l.split('|')
            if len(pair) > 1:
                ids.append(pair[1].strip())
                names.append(pair[2].strip())
                status.append(pair[3].strip())
                taskState.append(pair[4].strip())
                powerState.append(pair[5].strip())
                networks.append(pair[6].strip())
    instances = dict(zip(names, status))
    if nameWildCard is not None:
        for key in instances.keys():
            if re.match(nameWildCard, key):
                return instances[key]
    else:
        return instances