# -*- coding: utf-8 -*- #
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#
# 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
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"""Command to show details for a specified Batch resource allowance."""

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

from apitools.base.py import exceptions as apitools_exceptions
from googlecloudsdk.api_lib.batch import resource_allowances
from googlecloudsdk.api_lib.util import exceptions
from googlecloudsdk.calliope import base
from googlecloudsdk.command_lib.batch import resource_args


class Describe(base.DescribeCommand):
  """Show details of a resource allowance.

  This command can fail for the following reasons:
  * The resource allowance specified does not exist.
  * The active account does not have permission to access the given resource
  allowance.

  ## EXAMPLES

  To print details of the resource allowance with name
  `projects/foo/locations/us-central1/resourceAllowances/bar`, run:

    $ {command} projects/foo/locations/us-central1/resourceAllowances/bar
  """

  @staticmethod
  def Args(parser):
    resource_args.AddResourceAllowanceResourceArgs(parser)

  def Run(self, args):
    release_track = self.ReleaseTrack()

    client = resource_allowances.ResourceAllowancesClient(release_track)
    resource_allowance_ref = args.CONCEPTS.resource_allowance.Parse()
    try:
      return client.Get(resource_allowance_ref)
    except apitools_exceptions.HttpNotFoundError as e:
      raise exceptions.HttpException(
          e, error_format='Could not fetch resource: {status_message}.')