# -*- coding: utf-8 -*- #
# Copyright 2014 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.
"""Command for deleting SSL certificates."""

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 utils
from googlecloudsdk.calliope import base
from googlecloudsdk.command_lib.compute import flags as compute_flags
from googlecloudsdk.command_lib.compute import scope as compute_scope
from googlecloudsdk.command_lib.compute.ssl_certificates import flags
from googlecloudsdk.command_lib.compute.ssl_certificates import ssl_certificates_utils


@base.ReleaseTracks(base.ReleaseTrack.ALPHA, base.ReleaseTrack.BETA,
                    base.ReleaseTrack.GA)
class Delete(base.DeleteCommand):
  """Delete Compute Engine SSL certificates.

  *{command}* deletes one or more Compute Engine SSL certificate resources.
  SSL certificate resources can only be deleted when no other resources (for
  example, target HTTPS proxies) refer to them.
  """

  SSL_CERTIFICATE_ARG = None

  @staticmethod
  def Args(parser):
    Delete.SSL_CERTIFICATE_ARG = flags.SslCertificateArgument(plural=True)
    Delete.SSL_CERTIFICATE_ARG.AddArgument(parser, operation_type='delete')
    parser.display_info.AddCacheUpdater(flags.SslCertificatesCompleterBeta)

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

    ssl_certificate_refs = Delete.SSL_CERTIFICATE_ARG.ResolveAsResource(
        args,
        holder.resources,
        default_scope=compute_scope.ScopeEnum.GLOBAL,
        scope_lister=compute_flags.GetDefaultScopeLister(client))

    utils.PromptForDeletion(ssl_certificate_refs)

    requests = []
    for ssl_certificate_ref in ssl_certificate_refs:
      if ssl_certificates_utils.IsRegionalSslCertificatesRef(
          ssl_certificate_ref):
        requests.append(
            (client.apitools_client.regionSslCertificates, 'Delete',
             client.messages.ComputeRegionSslCertificatesDeleteRequest(
                 **ssl_certificate_ref.AsDict())))
      else:
        requests.append((client.apitools_client.sslCertificates, 'Delete',
                         client.messages.ComputeSslCertificatesDeleteRequest(
                             **ssl_certificate_ref.AsDict())))

    return client.MakeRequests(requests)


Delete.detailed_help = {
    'brief':
        'Delete Compute Engine SSL certificates',
    'DESCRIPTION':
        """\
        *{command}* deletes one or more Compute Engine SSL certificate
        resources. SSL certificates can only be deleted when no other resources
        (for example, target HTTPS proxies) refer to them.
        """,
    'EXAMPLES':
        """\
        To delete a certificate resource 'my-cert', run:

            $ {command} my-cert

        To delete certificate resources 'my-cert1', 'my-cert2' and 'my-cert3',
        run:

            $ {command} my-cert1 my-cert2 my-cert3
        """,
}