# -*- coding: utf-8 -*- #
# Copyright 2025 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
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"""Command to show rollout sequence information."""

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

from googlecloudsdk.api_lib.container.fleet import client
from googlecloudsdk.api_lib.container.fleet import util
from googlecloudsdk.calliope import base
from googlecloudsdk.calliope import parser_arguments
from googlecloudsdk.command_lib.container.fleet.rolloutsequences import flags as rolloutsequence_flags

_EXAMPLES = """
To describe a rollout sequence named `my-rollout-sequence`,
run:

$ {command} my-rollout-sequence
"""


@base.DefaultUniverseOnly
@base.ReleaseTracks(base.ReleaseTrack.BETA)
class Describe(base.DescribeCommand):
  """Describe a rollout sequence."""
  _release_track = base.ReleaseTrack.BETA
  detailed_help = {'EXAMPLES': _EXAMPLES}

  @classmethod
  def Args(cls, parser: parser_arguments.ArgumentInterceptor):
    flags = rolloutsequence_flags.RolloutSequenceFlags(
        parser, release_track=cls._release_track
    )
    flags.AddRolloutSequenceResourceArg()

  def Run(self, args):
    fleet_client = client.FleetClient(release_track=self.ReleaseTrack())
    req = (
        fleet_client.messages.GkehubProjectsLocationsRolloutSequencesGetRequest(
            name=util.RolloutSequenceName(args)
        )
    )

    return fleet_client.DescribeRolloutSequence(req)


@base.ReleaseTracks(base.ReleaseTrack.ALPHA)
class DescribeAlpha(Describe):
  """Describe a rollout sequence."""
  _release_track = base.ReleaseTrack.ALPHA