# -*- 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
#
# 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.
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"""Command for describing network firewall policy packet mirroring rules."""


from googlecloudsdk.api_lib.compute import base_classes
from googlecloudsdk.api_lib.compute import firewall_policy_rule_utils as rule_utils
from googlecloudsdk.api_lib.compute.network_firewall_policies import client
from googlecloudsdk.calliope import base
from googlecloudsdk.command_lib.compute.network_firewall_policies import flags


@base.UniverseCompatible
@base.ReleaseTracks(
    base.ReleaseTrack.ALPHA, base.ReleaseTrack.BETA, base.ReleaseTrack.GA
)
class Describe(base.DescribeCommand):
  """Describes a Compute Engine network firewall policy pakcet mirroring rule.

  *{command}* is used to describe network firewall policy packet mirroring
  rules.
  """

  NETWORK_FIREWALL_POLICY_ARG = None

  @classmethod
  def Args(cls, parser):
    cls.NETWORK_FIREWALL_POLICY_ARG = (
        flags.NetworkFirewallPolicyPacketMirroringRuleArgument(
            required=True, operation="describe"
        )
    )
    cls.NETWORK_FIREWALL_POLICY_ARG.AddArgument(parser)
    flags.AddRulePriority(parser, operation="described")
    flags.AddGlobalFirewallPolicy(parser)

  def Run(self, args):
    holder = base_classes.ComputeApiHolder(self.ReleaseTrack())
    ref = self.NETWORK_FIREWALL_POLICY_ARG.ResolveAsResource(
        args, holder.resources
    )
    network_firewall_policy_rule_client = (
        client.NetworkFirewallPolicyPacketMirroringRule(
            ref=ref, compute_client=holder.client
        )
    )

    return network_firewall_policy_rule_client.DescribeRule(
        priority=rule_utils.ConvertPriorityToInt(args.priority),
        firewall_policy=args.firewall_policy,
        only_generate_request=False,
    )


Describe.detailed_help = {
    "EXAMPLES": """\
    To describe a rule with priority ``10'' in a global network firewall policy
    with name ``my-policy'', run:

      $ {command} 10 \
          --firewall-policy=my-policy --global-firewall-policy
    """,
}
