# Copyright 2014
# The Cloudscaling Group, Inc.
#
# 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.

import argparse
import json
import sys

from magnumclient.openstack.common import cliutils as utils


def _print_list_field(field):
    return lambda obj: ', '.join(getattr(obj, field))


def _show_container(container):
    utils.print_dict(container._info)


def do_bay_list(cs, args):
    pass


def do_bay_create(cs, args):
    pass


def do_bay_delete(cs, args):
    pass


def do_bay_show(cs, args):
    pass


def do_pod_list(cs, args):
    pass


def do_pod_create(cs, args):
    pass


def do_pod_delete(cs, args):
    pass


def do_pod_show(cs, args):
    pass


def do_service_list(cs, args):
    pass


def do_service_create(cs, args):
    pass


def do_service_delete(cs, args):
    pass


def do_service_show(cs, args):
    pass


#
# Containers
# ~~~~~~~~~~
# container-create [--json <file>]
#
# container-list
#
# container-delete --id <container_id>
#
# container-show --id <container_id> [--json]
#
# TODO(yuanying): container-reboot
#
# TODO(yuanying): container-stop
#
# TODO(yuanying): container-start
#
# TODO(yuanying): container-pause
#
# TODO(yuanying): container-unpause
#
# TODO(yuanying): container-logs
#
# TODO(yuanying): container-execute
#


@utils.arg('--json',
           default=sys.stdin,
           type=argparse.FileType('r'),
           help='JSON representation of container.')
def do_container_create(cs, args):
    """Create a container."""
    container = json.loads(args.json.read())
    _show_container(cs.containers.create(**container))


def do_container_list(cs, args):
    """Print a list of available containers."""
    containers = cs.containers.list()
    columns = ('name', 'desc')
    utils.print_list(containers, columns,
                     {'versions': _print_list_field('versions')})


@utils.arg('--id',
           metavar='<container_id>',
           help='ID of the container to delete.')
def do_container_delete(cs, args):
    """Delete a cluster."""
    cs.containers.delete(args.id)


@utils.arg('--id',
           metavar='<container_id>',
           help='ID of the container to show.')
@utils.arg('--json',
           action='store_true',
           default=False,
           help='Print JSON representation of the container.')
def do_container_show(cs, args):
    """Show details of a container."""
    container = cs.containers.get(args.id)
    if args.json:
        print(json.dumps(container._info))
    else:
        _show_container(container)


def do_container_reboot(cs, args):
    pass


def do_container_stop(cs, args):
    pass


def do_container_start(cs, args):
    pass


def do_container_pause(cs, args):
    pass


def do_container_unpause(cs, args):
    pass


def do_container_logs(cs, args):
    pass


def do_container_execute(cs, args):
    pass