text: # -*- coding: utf-8 -*-
  # Copyright 2020 Google LLC
  #
  # 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.
  #
  import warnings
  from typing import Callable, Dict, Optional, Sequence, Tuple
  
  from google.api_core import gapic_v1  # type: ignore
  from google.api_core import exceptions as core_exceptions  # type: ignore
  from google.auth import credentials as ga_credentials  # type: ignore
  from google.auth.transport.grpc import SslCredentials  # type: ignore
  
  import grpc  # type: ignore
  
  from google.auth.transport.requests import AuthorizedSession
  
  from google.cloud.compute_v1.types import compute
  
  from .base import RegionInstanceGroupsTransport, DEFAULT_CLIENT_INFO
  
  
  class RegionInstanceGroupsRestTransport(RegionInstanceGroupsTransport):
      """REST backend transport for RegionInstanceGroups.
  
      The RegionInstanceGroups API.
  
      This class defines the same methods as the primary client, so the
      primary client can load the underlying transport implementation
      and call it.
  
      It sends JSON representations of protocol buffers over HTTP/1.1
      """
  
      def __init__(
          self,
          *,
          host: str = "compute.googleapis.com",
          credentials: ga_credentials.Credentials = None,
          credentials_file: str = None,
          scopes: Sequence[str] = None,
          client_cert_source_for_mtls: Callable[[], Tuple[bytes, bytes]] = None,
          quota_project_id: Optional[str] = None,
          client_info: gapic_v1.client_info.ClientInfo = DEFAULT_CLIENT_INFO,
          always_use_jwt_access: Optional[bool] = False,
      ) -> None:
          """Instantiate the transport.
  
          Args:
              host (Optional[str]):
                   The hostname to connect to.
              credentials (Optional[google.auth.credentials.Credentials]): The
                  authorization credentials to attach to requests. These
                  credentials identify the application to the service; if none
                  are specified, the client will attempt to ascertain the
                  credentials from the environment.
  
              credentials_file (Optional[str]): A file with credentials that can
                  be loaded with :func:`google.auth.load_credentials_from_file`.
                  This argument is ignored if ``channel`` is provided.
              scopes (Optional(Sequence[str])): A list of scopes. This argument is
                  ignored if ``channel`` is provided.
              client_cert_source_for_mtls (Callable[[], Tuple[bytes, bytes]]): Client
                  certificate to configure mutual TLS HTTP channel. It is ignored
                  if ``channel`` is provided.
              quota_project_id (Optional[str]): An optional project to use for billing
                  and quota.
              client_info (google.api_core.gapic_v1.client_info.ClientInfo):
                  The client info used to send a user-agent string along with
                  API requests. If ``None``, then default info will be used.
                  Generally, you only need to set this if you're developing
                  your own client library.
          """
          # Run the base constructor
          # TODO(yon-mg): resolve other ctor params i.e. scopes, quota, etc.
          # TODO: When custom host (api_endpoint) is set, `scopes` must *also* be set on the
          # credentials object
          super().__init__(
              host=host,
              credentials=credentials,
              client_info=client_info,
              always_use_jwt_access=always_use_jwt_access,
          )
          self._session = AuthorizedSession(
              self._credentials, default_host=self.DEFAULT_HOST
          )
          if client_cert_source_for_mtls:
              self._session.configure_mtls_channel(client_cert_source_for_mtls)
          self._prep_wrapped_messages(client_info)
  
      def get(
          self,
          request: compute.GetRegionInstanceGroupRequest,
          *,
          metadata: Sequence[Tuple[str, str]] = (),
      ) -> compute.InstanceGroup:
          r"""Call the get method over HTTP.
  
          Args:
              request (~.compute.GetRegionInstanceGroupRequest):
                  The request object. A request message for
                  RegionInstanceGroups.Get. See the method
                  description for details.
  
              metadata (Sequence[Tuple[str, str]]): Strings which should be
                  sent along with the request as metadata.
  
          Returns:
              ~.compute.InstanceGroup:
                  Represents an Instance Group resource.
  
                  Instance Groups can be used to configure a target for
                  load balancing.
  
                  Instance groups can either be managed or unmanaged.
  
                  To create managed instance groups, use the
                  instanceGroupManager or regionInstanceGroupManager
                  resource instead.
  
                  Use zonal unmanaged instance groups if you need to apply
                  load balancing to groups of heterogeneous instances or
                  if you need to manage the instances yourself. You cannot
                  create regional unmanaged instance groups.
  
                  For more information, read Instance groups.
  
                  (== resource_for {$api_version}.instanceGroups ==) (==
                  resource_for {$api_version}.regionInstanceGroups ==)
  
          """
  
          # TODO(yon-mg): need to handle grpc transcoding and parse url correctly
          #               current impl assumes basic case of grpc transcoding
          url = "https://{host}/compute/v1/projects/{project}/regions/{region}/instanceGroups/{instance_group}".format(
              host=self._host,
              project=request.project,
              region=request.region,
              instance_group=request.instance_group,
          )
  
          # TODO(yon-mg): handle nested fields corerctly rather than using only top level fields
          #               not required for GCE
          query_params = {}
  
          # Send the request
          headers = dict(metadata)
          headers["Content-Type"] = "application/json"
          response = self._session.get(url, headers=headers, params=query_params,)
  
          # In case of error, raise the appropriate core_exceptions.GoogleAPICallError exception
          # subclass.
          if response.status_code >= 400:
              raise core_exceptions.from_http_response(response)
  
          # Return the response
          return compute.InstanceGroup.from_json(
              response.content, ignore_unknown_fields=True
          )
  
      def list(
          self,
          request: compute.ListRegionInstanceGroupsRequest,
          *,
          metadata: Sequence[Tuple[str, str]] = (),
      ) -> compute.RegionInstanceGroupList:
          r"""Call the list method over HTTP.
  
          Args:
              request (~.compute.ListRegionInstanceGroupsRequest):
                  The request object. A request message for
                  RegionInstanceGroups.List. See the
                  method description for details.
  
              metadata (Sequence[Tuple[str, str]]): Strings which should be
                  sent along with the request as metadata.
  
          Returns:
              ~.compute.RegionInstanceGroupList:
                  Contains a list of InstanceGroup
                  resources.
  
          """
  
          # TODO(yon-mg): need to handle grpc transcoding and parse url correctly
          #               current impl assumes basic case of grpc transcoding
          url = "https://{host}/compute/v1/projects/{project}/regions/{region}/instanceGroups".format(
              host=self._host, project=request.project, region=request.region,
          )
  
          # TODO(yon-mg): handle nested fields corerctly rather than using only top level fields
          #               not required for GCE
          query_params = {}
          if compute.ListRegionInstanceGroupsRequest.filter in request:
              query_params["filter"] = request.filter
          if compute.ListRegionInstanceGroupsRequest.max_results in request:
              query_params["maxResults"] = request.max_results
          if compute.ListRegionInstanceGroupsRequest.order_by in request:
              query_params["orderBy"] = request.order_by
          if compute.ListRegionInstanceGroupsRequest.page_token in request:
              query_params["pageToken"] = request.page_token
          if compute.ListRegionInstanceGroupsRequest.return_partial_success in request:
              query_params["returnPartialSuccess"] = request.return_partial_success
  
          # Send the request
          headers = dict(metadata)
          headers["Content-Type"] = "application/json"
          response = self._session.get(url, headers=headers, params=query_params,)
  
          # In case of error, raise the appropriate core_exceptions.GoogleAPICallError exception
          # subclass.
          if response.status_code >= 400:
              raise core_exceptions.from_http_response(response)
  
          # Return the response
          return compute.RegionInstanceGroupList.from_json(
              response.content, ignore_unknown_fields=True
          )
  
      def list_instances(
          self,
          request: compute.ListInstancesRegionInstanceGroupsRequest,
          *,
          metadata: Sequence[Tuple[str, str]] = (),
      ) -> compute.RegionInstanceGroupsListInstances:
          r"""Call the list instances method over HTTP.
  
          Args:
              request (~.compute.ListInstancesRegionInstanceGroupsRequest):
                  The request object. A request message for
                  RegionInstanceGroups.ListInstances. See
                  the method description for details.
  
              metadata (Sequence[Tuple[str, str]]): Strings which should be
                  sent along with the request as metadata.
  
          Returns:
              ~.compute.RegionInstanceGroupsListInstances:
  
          """
  
          # Jsonify the request body
          body = compute.RegionInstanceGroupsListInstancesRequest.to_json(
              request.region_instance_groups_list_instances_request_resource,
              including_default_value_fields=False,
              use_integers_for_enums=False,
          )
  
          # TODO(yon-mg): need to handle grpc transcoding and parse url correctly
          #               current impl assumes basic case of grpc transcoding
          url = "https://{host}/compute/v1/projects/{project}/regions/{region}/instanceGroups/{instance_group}/listInstances".format(
              host=self._host,
              project=request.project,
              region=request.region,
              instance_group=request.instance_group,
          )
  
          # TODO(yon-mg): handle nested fields corerctly rather than using only top level fields
          #               not required for GCE
          query_params = {}
          if compute.ListInstancesRegionInstanceGroupsRequest.filter in request:
              query_params["filter"] = request.filter
          if compute.ListInstancesRegionInstanceGroupsRequest.max_results in request:
              query_params["maxResults"] = request.max_results
          if compute.ListInstancesRegionInstanceGroupsRequest.order_by in request:
              query_params["orderBy"] = request.order_by
          if compute.ListInstancesRegionInstanceGroupsRequest.page_token in request:
              query_params["pageToken"] = request.page_token
          if (
              compute.ListInstancesRegionInstanceGroupsRequest.return_partial_success
              in request
          ):
              query_params["returnPartialSuccess"] = request.return_partial_success
  
          # Send the request
          headers = dict(metadata)
          headers["Content-Type"] = "application/json"
          response = self._session.post(
              url, headers=headers, params=query_params, data=body,
          )
  
          # In case of error, raise the appropriate core_exceptions.GoogleAPICallError exception
          # subclass.
          if response.status_code >= 400:
              raise core_exceptions.from_http_response(response)
  
          # Return the response
          return compute.RegionInstanceGroupsListInstances.from_json(
              response.content, ignore_unknown_fields=True
          )
  
      def set_named_ports(
          self,
          request: compute.SetNamedPortsRegionInstanceGroupRequest,
          *,
          metadata: Sequence[Tuple[str, str]] = (),
      ) -> compute.Operation:
          r"""Call the set named ports method over HTTP.
  
          Args:
              request (~.compute.SetNamedPortsRegionInstanceGroupRequest):
                  The request object. A request message for
                  RegionInstanceGroups.SetNamedPorts. See
                  the method description for details.
  
              metadata (Sequence[Tuple[str, str]]): Strings which should be
                  sent along with the request as metadata.
  
          Returns:
              ~.compute.Operation:
                  Represents an Operation resource.
  
                  Google Compute Engine has three Operation resources:
  
                  -  `Global </compute/docs/reference/rest/{$api_version}/globalOperations>`__
                     \*
                     `Regional </compute/docs/reference/rest/{$api_version}/regionOperations>`__
                     \*
                     `Zonal </compute/docs/reference/rest/{$api_version}/zoneOperations>`__
  
                  You can use an operation resource to manage asynchronous
                  API requests. For more information, read Handling API
                  responses.
  
                  Operations can be global, regional or zonal.
  
                  -  For global operations, use the ``globalOperations``
                     resource.
                  -  For regional operations, use the ``regionOperations``
                     resource.
                  -  For zonal operations, use the ``zonalOperations``
                     resource.
  
                  For more information, read Global, Regional, and Zonal
                  Resources. (== resource_for
                  {$api_version}.globalOperations ==) (== resource_for
                  {$api_version}.regionOperations ==) (== resource_for
                  {$api_version}.zoneOperations ==)
  
          """
  
          # Jsonify the request body
          body = compute.RegionInstanceGroupsSetNamedPortsRequest.to_json(
              request.region_instance_groups_set_named_ports_request_resource,
              including_default_value_fields=False,
              use_integers_for_enums=False,
          )
  
          # TODO(yon-mg): need to handle grpc transcoding and parse url correctly
          #               current impl assumes basic case of grpc transcoding
          url = "https://{host}/compute/v1/projects/{project}/regions/{region}/instanceGroups/{instance_group}/setNamedPorts".format(
              host=self._host,
              project=request.project,
              region=request.region,
              instance_group=request.instance_group,
          )
  
          # TODO(yon-mg): handle nested fields corerctly rather than using only top level fields
          #               not required for GCE
          query_params = {}
          if compute.SetNamedPortsRegionInstanceGroupRequest.request_id in request:
              query_params["requestId"] = request.request_id
  
          # Send the request
          headers = dict(metadata)
          headers["Content-Type"] = "application/json"
          response = self._session.post(
              url, headers=headers, params=query_params, data=body,
          )
  
          # In case of error, raise the appropriate core_exceptions.GoogleAPICallError exception
          # subclass.
          if response.status_code >= 400:
              raise core_exceptions.from_http_response(response)
  
          # Return the response
          return compute.Operation.from_json(response.content, ignore_unknown_fields=True)
  
  
  __all__ = ("RegionInstanceGroupsRestTransport",)
  