# -*- coding: utf-8 -*- #
# Copyright 2013 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.
"""Retrieves information about a Cloud SQL instance operation."""

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

from googlecloudsdk.api_lib.sql import api_util
from googlecloudsdk.calliope import base
from googlecloudsdk.core import properties

DETAILED_HELP = {
    'EXAMPLES':
        """\
        To describe an operation with the name "prod-operation-id", run:

          $ {command} prod-operation-id
        """,
}


@base.ReleaseTracks(base.ReleaseTrack.GA, base.ReleaseTrack.BETA,
                    base.ReleaseTrack.ALPHA)
class Get(base.DescribeCommand):
  """Retrieves information about a Cloud SQL instance operation."""

  detailed_help = DETAILED_HELP

  @staticmethod
  def Args(parser):
    """Args is called by calliope to gather arguments for this command.

    Args:
      parser: An argparse parser that you can use it to add arguments that go
          on the command line after this command. Positional arguments are
          allowed.
    """
    parser.add_argument(
        'operation', help='Name that uniquely identifies the operation.')

  def Run(self, args):
    """Retrieves information about a Cloud SQL instance operation.

    Args:
      args: argparse.Namespace, The arguments that this command was invoked
          with.

    Returns:
      A dict object representing the operations resource if the api request was
      successful.
    """
    client = api_util.SqlClient(api_util.API_VERSION_DEFAULT)
    sql_client = client.sql_client
    sql_messages = client.sql_messages

    operation_ref = client.resource_parser.Parse(
        args.operation,
        collection='sql.operations',
        params={'project': properties.VALUES.core.project.GetOrFail})

    return sql_client.operations.Get(
        sql_messages.SqlOperationsGetRequest(
            project=operation_ref.project, operation=operation_ref.operation))