# -*- coding: utf-8 -*- #
# Copyright 2017 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.

"""services disable command."""

from googlecloudsdk.api_lib.services import services_util
from googlecloudsdk.api_lib.services import serviceusage
from googlecloudsdk.calliope import base
from googlecloudsdk.command_lib.services import arg_parsers
from googlecloudsdk.command_lib.services import common_flags
from googlecloudsdk.core import log
from googlecloudsdk.core import properties
from googlecloudsdk.core.console import console_io


OP_BASE_CMD = 'gcloud beta services operations '
OP_WAIT_CMD = OP_BASE_CMD + 'wait {0}'


# TODO(b/321801975) make command public after preview.
@base.UniverseCompatible
@base.ReleaseTracks(base.ReleaseTrack.ALPHA, base.ReleaseTrack.BETA)
class DisableAlpha(base.SilentCommand):
  """Disable a service for consumption for a project, folder or organization.

  This command disables one or more previously-enabled services for
  consumption.

  To see a list of the enabled services for a project, run:

    $ {parent_command} list

  More information on listing services can be found at:
  https://cloud.google.com/service-usage/docs/list-services and on
  disabling a service at:
  https://cloud.google.com/service-usage/docs/enable-disable

  ## EXAMPLES
  To disable a service called `my-consumed-service` for the current
  project, run:

    $ {command} my-consumed-service

  To disable a service called `my-consumed-service` for the project
  `my-project`, run:

    $ {command} my-consumed-service --project=my-project

  To disable a service called `my-consumed-service` for the folder
  `my-folder`, run:

    $ {command} my-consumed-service --folder=my-folder

  To disable a service called `my-consumed-service` for the organization
  `my-organization`, run:

    $ {command} my-consumed-service --organization=my-organization

  To run the same command asynchronously (non-blocking), run:

    $ {command} my-consumed-service --async
  """

  @staticmethod
  def Args(parser):
    """Args is called by calliope to gather arguments for this command.

    Args:
      parser: An argparse parser that you can use to add arguments that go on
        the command line after this command. Positional arguments are allowed.
    """
    common_flags.consumer_service_flag(suffix='to disable').AddToParser(parser)
    common_flags.add_resource_args(parser)
    base.ASYNC_FLAG.AddToParser(parser)
    common_flags.validate_only_args(parser, suffix='disable')
    common_flags.bypass_api_usage_check_flag(parser)
    common_flags.add_dependency_check_args(parser)
    parser.add_argument(
        '--force',
        action='store_true',
        help=(
            'If specified, the disable call will proceed even if there are'
            ' enabled services which depend on the service to be disabled, or'
            ' the service to be disabled was used in the last 30 days, or the'
            ' service to be disabled was enabled in the last 3 days. Forcing'
            ' the call means that the services which depend on the service to'
            ' be disabled will also be disabled. (Note): If '
            ' --bypass-api-usage-check, --bypass-dependency-service-check, or'
            ' --disable-dependency-services flags are used, they will take'
            ' precedence over --force.'
        ),
    )

  def Run(self, args):
    """Run 'services disable'.

    Args:
      args: argparse.Namespace, The arguments that this command was invoked
        with.

    Returns:
      Nothing.
    """
    project = (
        args.project
        if args.IsSpecified('project')
        else properties.VALUES.core.project.Get(required=True)
    )
    folder = args.folder if args.IsSpecified('folder') else None
    organization = (
        args.organization if args.IsSpecified('organization') else None
    )

    bypass_api_usage_check = args.force

    # Default behaviour without any flags.
    # The operation will be blocked if there are
    # any enabled dependent services.
    skip_dependency_check = False
    disable_dependency_services = False

    # All dependent services will be disabled.
    if args.IsSpecified('force') or args.IsSpecified(
        'disable_dependency_services'
    ):
      disable_dependency_services = True

    # API usage check of the service to be disabled will be bypassed.
    if args.IsSpecified('bypass_api_usage_check'):
      bypass_api_usage_check = True

    # All dependent services will remain enabled.
    if args.IsSpecified('bypass_dependency_service_check'):
      skip_dependency_check = True

    service_names = []
    for service_name in args.service:
      service_name = arg_parsers.GetServiceNameFromArg(service_name)

      protected_msg = serviceusage.GetProtectedServiceWarning(service_name)
      if protected_msg:
        if args.IsSpecified('quiet'):
          raise console_io.RequiredPromptError()
        do_disable = console_io.PromptContinue(
            protected_msg, default=False, throw_if_unattended=True
        )
        if not do_disable:
          continue
      service_names.append(service_name)

    if not service_names:
      return None

    op = serviceusage.RemoveEnableRule(
        project,
        service_names,
        force=bypass_api_usage_check,
        folder=folder,
        organization=organization,
        validate_only=args.validate_only,
        skip_dependency_check=skip_dependency_check,
        disable_dependency_services=disable_dependency_services,
    )

    if op is None:
      return None

    if args.async_:
      cmd = OP_WAIT_CMD.format(op.name)
      log.status.Print(
          'Asynchronous operation is in progress... Use the following'
          f' command to wait for its completion:\n {cmd}'
      )
    op = services_util.WaitOperation(op.name, serviceusage.GetOperationV2Beta)

    if args.validate_only:
      services_util.PrintOperation(op)
    else:
      services_util.PrintOperationWithResponseForUpdateConsumerPolicy(op)


@base.ReleaseTracks(base.ReleaseTrack.GA)
class Disable(base.SilentCommand):
  """Disable a service for consumption for a project.

  This command disables one or more previously-enabled services for
  consumption.

  To see a list of the enabled services for a project, run:

    $ {parent_command} list

  More information on listing services can be found at:
  https://cloud.google.com/service-usage/docs/list-services and on
  disabling a service at:
  https://cloud.google.com/service-usage/docs/enable-disable

  ## EXAMPLES
  To disable a service called `my-consumed-service` for the active
  project, run:

    $ {command} my-consumed-service

  To run the same command asynchronously (non-blocking), run:

    $ {command} my-consumed-service --async
  """

  @staticmethod
  def Args(parser):
    """Args is called by calliope to gather arguments for this command.

    Args:
      parser: An argparse parser that you can use to add arguments that go on
        the command line after this command. Positional arguments are allowed.
    """
    common_flags.consumer_service_flag(suffix='to disable').AddToParser(parser)
    base.ASYNC_FLAG.AddToParser(parser)
    parser.add_argument(
        '--force',
        action='store_true',
        help=(
            'If specified, the disable call will proceed even if there are'
            ' enabled services which depend on the service to be disabled or'
            ' disable the service used in last 30 days or was enabled in'
            ' recent 3 days. Forcing the call means that the services which'
            ' depend on the service to be disabled will also be disabled.'
        ),
    )

  def Run(self, args):
    """Run 'services disable'.

    Args:
      args: argparse.Namespace, The arguments that this command was invoked
        with.

    Returns:
      Nothing.
    """
    project = properties.VALUES.core.project.Get(required=True)
    for service_name in args.service:
      service_name = arg_parsers.GetServiceNameFromArg(service_name)

      protected_msg = serviceusage.GetProtectedServiceWarning(service_name)
      if protected_msg:
        if args.IsSpecified('quiet'):
          raise console_io.RequiredPromptError()
        do_disable = console_io.PromptContinue(
            protected_msg, default=False, throw_if_unattended=True
        )
        if not do_disable:
          continue
      op = serviceusage.DisableApiCall(project, service_name, args.force)
      if op.done:
        continue
      if args.async_:
        cmd = OP_WAIT_CMD.format(op.name)
        log.status.Print(
            'Asynchronous operation is in progress... '
            'Use the following command to wait for its '
            f'completion:\n {cmd}'
        )
        continue
      op = services_util.WaitOperation(op.name, serviceusage.GetOperation)
      services_util.PrintOperation(op)
