# Copyright 2018 Google Inc. 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 to wait for operation completion."""

from __future__ import absolute_import
from __future__ import unicode_literals
from googlecloudsdk.api_lib.composer import operations_util as operations_api_util
from googlecloudsdk.calliope import base
from googlecloudsdk.command_lib.composer import resource_args


class Wait(base.SilentCommand):
  """Wait for asynchronous operation to complete."""

  @staticmethod
  def Args(parser):
    resource_args.AddOperationResourceArg(parser, 'to wait for')

  def Run(self, args):
    operation_ref = args.CONCEPTS.operation.Parse()
    operation = operations_api_util.Get(operation_ref)
    operations_api_util.WaitForOperation(
        operation, 'Waiting for [{}] to complete.'.format(operation.name))
