# -*- coding: utf-8 -*- #
# Copyright 2019 Google LLC. All Rights Reserved.
#
# 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.
"""Update public advertised prefix command."""

from __future__ import absolute_import
from __future__ import division
from __future__ import unicode_literals

from googlecloudsdk.api_lib.compute import base_classes
from googlecloudsdk.api_lib.compute import public_advertised_prefixes
from googlecloudsdk.calliope import base
from googlecloudsdk.command_lib.compute import flags as compute_flags
from googlecloudsdk.command_lib.compute.public_advertised_prefixes import flags


@base.ReleaseTracks(
    base.ReleaseTrack.ALPHA, base.ReleaseTrack.BETA, base.ReleaseTrack.GA
)
class Update(base.UpdateCommand):
  r"""Updates a Compute Engine public advertised prefix.

  ## EXAMPLES

  To update a public advertised prefix:

    $ {command} my-pap --status=ptr-configured

  To announce a public advertised prefix:

    $ {command} my-pap --announce-prefix

  To withdraw a public advertised prefix:

    $ {command} my-pap --withdraw-prefix
  """

  @classmethod
  def Args(cls, parser):
    flags.MakePublicAdvertisedPrefixesArg().AddArgument(parser)
    announce_withdraw_parser = parser.add_mutually_exclusive_group(
        required=True)
    flags.AddUpdatePapArgsToParser(announce_withdraw_parser)

  def Run(self, args):
    holder = base_classes.ComputeApiHolder(self.ReleaseTrack())
    client = holder.client
    messages = holder.client.messages
    resources = holder.resources

    pap_ref = flags.MakePublicAdvertisedPrefixesArg().ResolveAsResource(
        args,
        resources,
        scope_lister=compute_flags.GetDefaultScopeLister(holder.client))

    pap_client = public_advertised_prefixes.PublicAdvertisedPrefixesClient(
        client, messages, resources)

    if args.status is not None:
      return pap_client.Patch(pap_ref, status=args.status)
    if args.announce_prefix:
      return pap_client.Announce(pap_ref)
    if args.withdraw_prefix:
      return pap_client.Withdraw(pap_ref)