# -*- coding: utf-8 -*- #
# Copyright 2022 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.
"""Utility function for the OS Config Troubleshooter to check service enablement."""


from apitools.base.py import exceptions as apitools_exceptions
from googlecloudsdk.api_lib.services import enable_api
from googlecloudsdk.api_lib.services import exceptions
from googlecloudsdk.command_lib.compute.os_config.troubleshoot import utils


def Check(instance_ref, release_track):
  """Checks if the OS Config API is enabled for the specified instance."""
  continue_flag = False
  response_message = '> Is the OS Config API enabled? '

  try:
    service_enabled = enable_api.IsServiceEnabled(instance_ref.project,
                                                  'osconfig.googleapis.com')
    if service_enabled:
      response_message += 'Yes'
      continue_flag = True
    else:
      command_args = ['services', 'enable', 'osconfig.googleapis.com']
      command = utils.GetCommandString(command_args, release_track)

      response_message += (
          'No\n'
          'OS Config is not enabled for this instance. To enable, run\n\n{}'
          .format(command))
  except (exceptions.GetServicePermissionDeniedException,
          apitools_exceptions.HttpError) as err:
    response_message += utils.UnknownMessage(err)
  return utils.Response(continue_flag, response_message)
