DescribeScalableTargets.hs

{-# LANGUAGE DeriveGeneric #-}
{-# LANGUAGE DuplicateRecordFields #-}
{-# LANGUAGE NamedFieldPuns #-}
{-# LANGUAGE OverloadedStrings #-}
{-# LANGUAGE RecordWildCards #-}
{-# LANGUAGE StrictData #-}
{-# LANGUAGE TypeFamilies #-}
{-# LANGUAGE NoImplicitPrelude #-}
{-# OPTIONS_GHC -fno-warn-unused-binds #-}
{-# OPTIONS_GHC -fno-warn-unused-imports #-}
{-# OPTIONS_GHC -fno-warn-unused-matches #-}

-- Derived from AWS service descriptions, licensed under Apache 2.0.

-- |
-- Module      : Amazonka.ApplicationAutoScaling.DescribeScalableTargets
-- Copyright   : (c) 2013-2023 Brendan Hay
-- License     : Mozilla Public License, v. 2.0.
-- Maintainer  : Brendan Hay
-- Stability   : auto-generated
-- Portability : non-portable (GHC extensions)
--
-- Gets information about the scalable targets in the specified namespace.
--
-- You can filter the results using @ResourceIds@ and @ScalableDimension@.
--
-- This operation returns paginated results.
module Amazonka.ApplicationAutoScaling.DescribeScalableTargets
  ( -- * Creating a Request
    DescribeScalableTargets (..),
    newDescribeScalableTargets,

    -- * Request Lenses
    describeScalableTargets_maxResults,
    describeScalableTargets_nextToken,
    describeScalableTargets_resourceIds,
    describeScalableTargets_scalableDimension,
    describeScalableTargets_serviceNamespace,

    -- * Destructuring the Response
    DescribeScalableTargetsResponse (..),
    newDescribeScalableTargetsResponse,

    -- * Response Lenses
    describeScalableTargetsResponse_nextToken,
    describeScalableTargetsResponse_scalableTargets,
    describeScalableTargetsResponse_httpStatus,
  )
where

import Amazonka.ApplicationAutoScaling.Types
import qualified Amazonka.Core as Core
import qualified Amazonka.Core.Lens.Internal as Lens
import qualified Amazonka.Data as Data
import qualified Amazonka.Prelude as Prelude
import qualified Amazonka.Request as Request
import qualified Amazonka.Response as Response

-- | /See:/ 'newDescribeScalableTargets' smart constructor.
data DescribeScalableTargets = DescribeScalableTargets'
  { -- | The maximum number of scalable targets. This value can be between 1 and
    -- 50. The default value is 50.
    --
    -- If this parameter is used, the operation returns up to @MaxResults@
    -- results at a time, along with a @NextToken@ value. To get the next set
    -- of results, include the @NextToken@ value in a subsequent call. If this
    -- parameter is not used, the operation returns up to 50 results and a
    -- @NextToken@ value, if applicable.
    maxResults :: Prelude.Maybe Prelude.Int,
    -- | The token for the next set of results.
    nextToken :: Prelude.Maybe Prelude.Text,
    -- | The identifier of the resource associated with the scalable target. This
    -- string consists of the resource type and unique identifier.
    --
    -- -   ECS service - The resource type is @service@ and the unique
    --     identifier is the cluster name and service name. Example:
    --     @service\/default\/sample-webapp@.
    --
    -- -   Spot Fleet - The resource type is @spot-fleet-request@ and the
    --     unique identifier is the Spot Fleet request ID. Example:
    --     @spot-fleet-request\/sfr-73fbd2ce-aa30-494c-8788-1cee4EXAMPLE@.
    --
    -- -   EMR cluster - The resource type is @instancegroup@ and the unique
    --     identifier is the cluster ID and instance group ID. Example:
    --     @instancegroup\/j-2EEZNYKUA1NTV\/ig-1791Y4E1L8YI0@.
    --
    -- -   AppStream 2.0 fleet - The resource type is @fleet@ and the unique
    --     identifier is the fleet name. Example: @fleet\/sample-fleet@.
    --
    -- -   DynamoDB table - The resource type is @table@ and the unique
    --     identifier is the table name. Example: @table\/my-table@.
    --
    -- -   DynamoDB global secondary index - The resource type is @index@ and
    --     the unique identifier is the index name. Example:
    --     @table\/my-table\/index\/my-table-index@.
    --
    -- -   Aurora DB cluster - The resource type is @cluster@ and the unique
    --     identifier is the cluster name. Example: @cluster:my-db-cluster@.
    --
    -- -   SageMaker endpoint variant - The resource type is @variant@ and the
    --     unique identifier is the resource ID. Example:
    --     @endpoint\/my-end-point\/variant\/KMeansClustering@.
    --
    -- -   Custom resources are not supported with a resource type. This
    --     parameter must specify the @OutputValue@ from the CloudFormation
    --     template stack used to access the resources. The unique identifier
    --     is defined by the service provider. More information is available in
    --     our
    --     <https://github.com/aws/aws-auto-scaling-custom-resource GitHub repository>.
    --
    -- -   Amazon Comprehend document classification endpoint - The resource
    --     type and unique identifier are specified using the endpoint ARN.
    --     Example:
    --     @arn:aws:comprehend:us-west-2:123456789012:document-classifier-endpoint\/EXAMPLE@.
    --
    -- -   Amazon Comprehend entity recognizer endpoint - The resource type and
    --     unique identifier are specified using the endpoint ARN. Example:
    --     @arn:aws:comprehend:us-west-2:123456789012:entity-recognizer-endpoint\/EXAMPLE@.
    --
    -- -   Lambda provisioned concurrency - The resource type is @function@ and
    --     the unique identifier is the function name with a function version
    --     or alias name suffix that is not @$LATEST@. Example:
    --     @function:my-function:prod@ or @function:my-function:1@.
    --
    -- -   Amazon Keyspaces table - The resource type is @table@ and the unique
    --     identifier is the table name. Example:
    --     @keyspace\/mykeyspace\/table\/mytable@.
    --
    -- -   Amazon MSK cluster - The resource type and unique identifier are
    --     specified using the cluster ARN. Example:
    --     @arn:aws:kafka:us-east-1:123456789012:cluster\/demo-cluster-1\/6357e0b2-0e6a-4b86-a0b4-70df934c2e31-5@.
    --
    -- -   Amazon ElastiCache replication group - The resource type is
    --     @replication-group@ and the unique identifier is the replication
    --     group name. Example: @replication-group\/mycluster@.
    --
    -- -   Neptune cluster - The resource type is @cluster@ and the unique
    --     identifier is the cluster name. Example: @cluster:mycluster@.
    resourceIds :: Prelude.Maybe [Prelude.Text],
    -- | The scalable dimension associated with the scalable target. This string
    -- consists of the service namespace, resource type, and scaling property.
    -- If you specify a scalable dimension, you must also specify a resource
    -- ID.
    --
    -- -   @ecs:service:DesiredCount@ - The desired task count of an ECS
    --     service.
    --
    -- -   @elasticmapreduce:instancegroup:InstanceCount@ - The instance count
    --     of an EMR Instance Group.
    --
    -- -   @ec2:spot-fleet-request:TargetCapacity@ - The target capacity of a
    --     Spot Fleet.
    --
    -- -   @appstream:fleet:DesiredCapacity@ - The desired capacity of an
    --     AppStream 2.0 fleet.
    --
    -- -   @dynamodb:table:ReadCapacityUnits@ - The provisioned read capacity
    --     for a DynamoDB table.
    --
    -- -   @dynamodb:table:WriteCapacityUnits@ - The provisioned write capacity
    --     for a DynamoDB table.
    --
    -- -   @dynamodb:index:ReadCapacityUnits@ - The provisioned read capacity
    --     for a DynamoDB global secondary index.
    --
    -- -   @dynamodb:index:WriteCapacityUnits@ - The provisioned write capacity
    --     for a DynamoDB global secondary index.
    --
    -- -   @rds:cluster:ReadReplicaCount@ - The count of Aurora Replicas in an
    --     Aurora DB cluster. Available for Aurora MySQL-compatible edition and
    --     Aurora PostgreSQL-compatible edition.
    --
    -- -   @sagemaker:variant:DesiredInstanceCount@ - The number of EC2
    --     instances for a SageMaker model endpoint variant.
    --
    -- -   @custom-resource:ResourceType:Property@ - The scalable dimension for
    --     a custom resource provided by your own application or service.
    --
    -- -   @comprehend:document-classifier-endpoint:DesiredInferenceUnits@ -
    --     The number of inference units for an Amazon Comprehend document
    --     classification endpoint.
    --
    -- -   @comprehend:entity-recognizer-endpoint:DesiredInferenceUnits@ - The
    --     number of inference units for an Amazon Comprehend entity recognizer
    --     endpoint.
    --
    -- -   @lambda:function:ProvisionedConcurrency@ - The provisioned
    --     concurrency for a Lambda function.
    --
    -- -   @cassandra:table:ReadCapacityUnits@ - The provisioned read capacity
    --     for an Amazon Keyspaces table.
    --
    -- -   @cassandra:table:WriteCapacityUnits@ - The provisioned write
    --     capacity for an Amazon Keyspaces table.
    --
    -- -   @kafka:broker-storage:VolumeSize@ - The provisioned volume size (in
    --     GiB) for brokers in an Amazon MSK cluster.
    --
    -- -   @elasticache:replication-group:NodeGroups@ - The number of node
    --     groups for an Amazon ElastiCache replication group.
    --
    -- -   @elasticache:replication-group:Replicas@ - The number of replicas
    --     per node group for an Amazon ElastiCache replication group.
    --
    -- -   @neptune:cluster:ReadReplicaCount@ - The count of read replicas in
    --     an Amazon Neptune DB cluster.
    scalableDimension :: Prelude.Maybe ScalableDimension,
    -- | The namespace of the Amazon Web Services service that provides the
    -- resource. For a resource provided by your own application or service,
    -- use @custom-resource@ instead.
    serviceNamespace :: ServiceNamespace
  }
  deriving (Prelude.Eq, Prelude.Read, Prelude.Show, Prelude.Generic)

-- |
-- Create a value of 'DescribeScalableTargets' with all optional fields omitted.
--
-- Use <https://hackage.haskell.org/package/generic-lens generic-lens> or <https://hackage.haskell.org/package/optics optics> to modify other optional fields.
--
-- The following record fields are available, with the corresponding lenses provided
-- for backwards compatibility:
--
-- 'maxResults', 'describeScalableTargets_maxResults' - The maximum number of scalable targets. This value can be between 1 and
-- 50. The default value is 50.
--
-- If this parameter is used, the operation returns up to @MaxResults@
-- results at a time, along with a @NextToken@ value. To get the next set
-- of results, include the @NextToken@ value in a subsequent call. If this
-- parameter is not used, the operation returns up to 50 results and a
-- @NextToken@ value, if applicable.
--
-- 'nextToken', 'describeScalableTargets_nextToken' - The token for the next set of results.
--
-- 'resourceIds', 'describeScalableTargets_resourceIds' - The identifier of the resource associated with the scalable target. This
-- string consists of the resource type and unique identifier.
--
-- -   ECS service - The resource type is @service@ and the unique
--     identifier is the cluster name and service name. Example:
--     @service\/default\/sample-webapp@.
--
-- -   Spot Fleet - The resource type is @spot-fleet-request@ and the
--     unique identifier is the Spot Fleet request ID. Example:
--     @spot-fleet-request\/sfr-73fbd2ce-aa30-494c-8788-1cee4EXAMPLE@.
--
-- -   EMR cluster - The resource type is @instancegroup@ and the unique
--     identifier is the cluster ID and instance group ID. Example:
--     @instancegroup\/j-2EEZNYKUA1NTV\/ig-1791Y4E1L8YI0@.
--
-- -   AppStream 2.0 fleet - The resource type is @fleet@ and the unique
--     identifier is the fleet name. Example: @fleet\/sample-fleet@.
--
-- -   DynamoDB table - The resource type is @table@ and the unique
--     identifier is the table name. Example: @table\/my-table@.
--
-- -   DynamoDB global secondary index - The resource type is @index@ and
--     the unique identifier is the index name. Example:
--     @table\/my-table\/index\/my-table-index@.
--
-- -   Aurora DB cluster - The resource type is @cluster@ and the unique
--     identifier is the cluster name. Example: @cluster:my-db-cluster@.
--
-- -   SageMaker endpoint variant - The resource type is @variant@ and the
--     unique identifier is the resource ID. Example:
--     @endpoint\/my-end-point\/variant\/KMeansClustering@.
--
-- -   Custom resources are not supported with a resource type. This
--     parameter must specify the @OutputValue@ from the CloudFormation
--     template stack used to access the resources. The unique identifier
--     is defined by the service provider. More information is available in
--     our
--     <https://github.com/aws/aws-auto-scaling-custom-resource GitHub repository>.
--
-- -   Amazon Comprehend document classification endpoint - The resource
--     type and unique identifier are specified using the endpoint ARN.
--     Example:
--     @arn:aws:comprehend:us-west-2:123456789012:document-classifier-endpoint\/EXAMPLE@.
--
-- -   Amazon Comprehend entity recognizer endpoint - The resource type and
--     unique identifier are specified using the endpoint ARN. Example:
--     @arn:aws:comprehend:us-west-2:123456789012:entity-recognizer-endpoint\/EXAMPLE@.
--
-- -   Lambda provisioned concurrency - The resource type is @function@ and
--     the unique identifier is the function name with a function version
--     or alias name suffix that is not @$LATEST@. Example:
--     @function:my-function:prod@ or @function:my-function:1@.
--
-- -   Amazon Keyspaces table - The resource type is @table@ and the unique
--     identifier is the table name. Example:
--     @keyspace\/mykeyspace\/table\/mytable@.
--
-- -   Amazon MSK cluster - The resource type and unique identifier are
--     specified using the cluster ARN. Example:
--     @arn:aws:kafka:us-east-1:123456789012:cluster\/demo-cluster-1\/6357e0b2-0e6a-4b86-a0b4-70df934c2e31-5@.
--
-- -   Amazon ElastiCache replication group - The resource type is
--     @replication-group@ and the unique identifier is the replication
--     group name. Example: @replication-group\/mycluster@.
--
-- -   Neptune cluster - The resource type is @cluster@ and the unique
--     identifier is the cluster name. Example: @cluster:mycluster@.
--
-- 'scalableDimension', 'describeScalableTargets_scalableDimension' - The scalable dimension associated with the scalable target. This string
-- consists of the service namespace, resource type, and scaling property.
-- If you specify a scalable dimension, you must also specify a resource
-- ID.
--
-- -   @ecs:service:DesiredCount@ - The desired task count of an ECS
--     service.
--
-- -   @elasticmapreduce:instancegroup:InstanceCount@ - The instance count
--     of an EMR Instance Group.
--
-- -   @ec2:spot-fleet-request:TargetCapacity@ - The target capacity of a
--     Spot Fleet.
--
-- -   @appstream:fleet:DesiredCapacity@ - The desired capacity of an
--     AppStream 2.0 fleet.
--
-- -   @dynamodb:table:ReadCapacityUnits@ - The provisioned read capacity
--     for a DynamoDB table.
--
-- -   @dynamodb:table:WriteCapacityUnits@ - The provisioned write capacity
--     for a DynamoDB table.
--
-- -   @dynamodb:index:ReadCapacityUnits@ - The provisioned read capacity
--     for a DynamoDB global secondary index.
--
-- -   @dynamodb:index:WriteCapacityUnits@ - The provisioned write capacity
--     for a DynamoDB global secondary index.
--
-- -   @rds:cluster:ReadReplicaCount@ - The count of Aurora Replicas in an
--     Aurora DB cluster. Available for Aurora MySQL-compatible edition and
--     Aurora PostgreSQL-compatible edition.
--
-- -   @sagemaker:variant:DesiredInstanceCount@ - The number of EC2
--     instances for a SageMaker model endpoint variant.
--
-- -   @custom-resource:ResourceType:Property@ - The scalable dimension for
--     a custom resource provided by your own application or service.
--
-- -   @comprehend:document-classifier-endpoint:DesiredInferenceUnits@ -
--     The number of inference units for an Amazon Comprehend document
--     classification endpoint.
--
-- -   @comprehend:entity-recognizer-endpoint:DesiredInferenceUnits@ - The
--     number of inference units for an Amazon Comprehend entity recognizer
--     endpoint.
--
-- -   @lambda:function:ProvisionedConcurrency@ - The provisioned
--     concurrency for a Lambda function.
--
-- -   @cassandra:table:ReadCapacityUnits@ - The provisioned read capacity
--     for an Amazon Keyspaces table.
--
-- -   @cassandra:table:WriteCapacityUnits@ - The provisioned write
--     capacity for an Amazon Keyspaces table.
--
-- -   @kafka:broker-storage:VolumeSize@ - The provisioned volume size (in
--     GiB) for brokers in an Amazon MSK cluster.
--
-- -   @elasticache:replication-group:NodeGroups@ - The number of node
--     groups for an Amazon ElastiCache replication group.
--
-- -   @elasticache:replication-group:Replicas@ - The number of replicas
--     per node group for an Amazon ElastiCache replication group.
--
-- -   @neptune:cluster:ReadReplicaCount@ - The count of read replicas in
--     an Amazon Neptune DB cluster.
--
-- 'serviceNamespace', 'describeScalableTargets_serviceNamespace' - The namespace of the Amazon Web Services service that provides the
-- resource. For a resource provided by your own application or service,
-- use @custom-resource@ instead.
newDescribeScalableTargets ::
  -- | 'serviceNamespace'
  ServiceNamespace ->
  DescribeScalableTargets
newDescribeScalableTargets pServiceNamespace_ =
  DescribeScalableTargets'
    { maxResults =
        Prelude.Nothing,
      nextToken = Prelude.Nothing,
      resourceIds = Prelude.Nothing,
      scalableDimension = Prelude.Nothing,
      serviceNamespace = pServiceNamespace_
    }

-- | The maximum number of scalable targets. This value can be between 1 and
-- 50. The default value is 50.
--
-- If this parameter is used, the operation returns up to @MaxResults@
-- results at a time, along with a @NextToken@ value. To get the next set
-- of results, include the @NextToken@ value in a subsequent call. If this
-- parameter is not used, the operation returns up to 50 results and a
-- @NextToken@ value, if applicable.
describeScalableTargets_maxResults :: Lens.Lens' DescribeScalableTargets (Prelude.Maybe Prelude.Int)
describeScalableTargets_maxResults = Lens.lens (\DescribeScalableTargets' {maxResults} -> maxResults) (\s@DescribeScalableTargets' {} a -> s {maxResults = a} :: DescribeScalableTargets)

-- | The token for the next set of results.
describeScalableTargets_nextToken :: Lens.Lens' DescribeScalableTargets (Prelude.Maybe Prelude.Text)
describeScalableTargets_nextToken = Lens.lens (\DescribeScalableTargets' {nextToken} -> nextToken) (\s@DescribeScalableTargets' {} a -> s {nextToken = a} :: DescribeScalableTargets)

-- | The identifier of the resource associated with the scalable target. This
-- string consists of the resource type and unique identifier.
--
-- -   ECS service - The resource type is @service@ and the unique
--     identifier is the cluster name and service name. Example:
--     @service\/default\/sample-webapp@.
--
-- -   Spot Fleet - The resource type is @spot-fleet-request@ and the
--     unique identifier is the Spot Fleet request ID. Example:
--     @spot-fleet-request\/sfr-73fbd2ce-aa30-494c-8788-1cee4EXAMPLE@.
--
-- -   EMR cluster - The resource type is @instancegroup@ and the unique
--     identifier is the cluster ID and instance group ID. Example:
--     @instancegroup\/j-2EEZNYKUA1NTV\/ig-1791Y4E1L8YI0@.
--
-- -   AppStream 2.0 fleet - The resource type is @fleet@ and the unique
--     identifier is the fleet name. Example: @fleet\/sample-fleet@.
--
-- -   DynamoDB table - The resource type is @table@ and the unique
--     identifier is the table name. Example: @table\/my-table@.
--
-- -   DynamoDB global secondary index - The resource type is @index@ and
--     the unique identifier is the index name. Example:
--     @table\/my-table\/index\/my-table-index@.
--
-- -   Aurora DB cluster - The resource type is @cluster@ and the unique
--     identifier is the cluster name. Example: @cluster:my-db-cluster@.
--
-- -   SageMaker endpoint variant - The resource type is @variant@ and the
--     unique identifier is the resource ID. Example:
--     @endpoint\/my-end-point\/variant\/KMeansClustering@.
--
-- -   Custom resources are not supported with a resource type. This
--     parameter must specify the @OutputValue@ from the CloudFormation
--     template stack used to access the resources. The unique identifier
--     is defined by the service provider. More information is available in
--     our
--     <https://github.com/aws/aws-auto-scaling-custom-resource GitHub repository>.
--
-- -   Amazon Comprehend document classification endpoint - The resource
--     type and unique identifier are specified using the endpoint ARN.
--     Example:
--     @arn:aws:comprehend:us-west-2:123456789012:document-classifier-endpoint\/EXAMPLE@.
--
-- -   Amazon Comprehend entity recognizer endpoint - The resource type and
--     unique identifier are specified using the endpoint ARN. Example:
--     @arn:aws:comprehend:us-west-2:123456789012:entity-recognizer-endpoint\/EXAMPLE@.
--
-- -   Lambda provisioned concurrency - The resource type is @function@ and
--     the unique identifier is the function name with a function version
--     or alias name suffix that is not @$LATEST@. Example:
--     @function:my-function:prod@ or @function:my-function:1@.
--
-- -   Amazon Keyspaces table - The resource type is @table@ and the unique
--     identifier is the table name. Example:
--     @keyspace\/mykeyspace\/table\/mytable@.
--
-- -   Amazon MSK cluster - The resource type and unique identifier are
--     specified using the cluster ARN. Example:
--     @arn:aws:kafka:us-east-1:123456789012:cluster\/demo-cluster-1\/6357e0b2-0e6a-4b86-a0b4-70df934c2e31-5@.
--
-- -   Amazon ElastiCache replication group - The resource type is
--     @replication-group@ and the unique identifier is the replication
--     group name. Example: @replication-group\/mycluster@.
--
-- -   Neptune cluster - The resource type is @cluster@ and the unique
--     identifier is the cluster name. Example: @cluster:mycluster@.
describeScalableTargets_resourceIds :: Lens.Lens' DescribeScalableTargets (Prelude.Maybe [Prelude.Text])
describeScalableTargets_resourceIds = Lens.lens (\DescribeScalableTargets' {resourceIds} -> resourceIds) (\s@DescribeScalableTargets' {} a -> s {resourceIds = a} :: DescribeScalableTargets) Prelude.. Lens.mapping Lens.coerced

-- | The scalable dimension associated with the scalable target. This string
-- consists of the service namespace, resource type, and scaling property.
-- If you specify a scalable dimension, you must also specify a resource
-- ID.
--
-- -   @ecs:service:DesiredCount@ - The desired task count of an ECS
--     service.
--
-- -   @elasticmapreduce:instancegroup:InstanceCount@ - The instance count
--     of an EMR Instance Group.
--
-- -   @ec2:spot-fleet-request:TargetCapacity@ - The target capacity of a
--     Spot Fleet.
--
-- -   @appstream:fleet:DesiredCapacity@ - The desired capacity of an
--     AppStream 2.0 fleet.
--
-- -   @dynamodb:table:ReadCapacityUnits@ - The provisioned read capacity
--     for a DynamoDB table.
--
-- -   @dynamodb:table:WriteCapacityUnits@ - The provisioned write capacity
--     for a DynamoDB table.
--
-- -   @dynamodb:index:ReadCapacityUnits@ - The provisioned read capacity
--     for a DynamoDB global secondary index.
--
-- -   @dynamodb:index:WriteCapacityUnits@ - The provisioned write capacity
--     for a DynamoDB global secondary index.
--
-- -   @rds:cluster:ReadReplicaCount@ - The count of Aurora Replicas in an
--     Aurora DB cluster. Available for Aurora MySQL-compatible edition and
--     Aurora PostgreSQL-compatible edition.
--
-- -   @sagemaker:variant:DesiredInstanceCount@ - The number of EC2
--     instances for a SageMaker model endpoint variant.
--
-- -   @custom-resource:ResourceType:Property@ - The scalable dimension for
--     a custom resource provided by your own application or service.
--
-- -   @comprehend:document-classifier-endpoint:DesiredInferenceUnits@ -
--     The number of inference units for an Amazon Comprehend document
--     classification endpoint.
--
-- -   @comprehend:entity-recognizer-endpoint:DesiredInferenceUnits@ - The
--     number of inference units for an Amazon Comprehend entity recognizer
--     endpoint.
--
-- -   @lambda:function:ProvisionedConcurrency@ - The provisioned
--     concurrency for a Lambda function.
--
-- -   @cassandra:table:ReadCapacityUnits@ - The provisioned read capacity
--     for an Amazon Keyspaces table.
--
-- -   @cassandra:table:WriteCapacityUnits@ - The provisioned write
--     capacity for an Amazon Keyspaces table.
--
-- -   @kafka:broker-storage:VolumeSize@ - The provisioned volume size (in
--     GiB) for brokers in an Amazon MSK cluster.
--
-- -   @elasticache:replication-group:NodeGroups@ - The number of node
--     groups for an Amazon ElastiCache replication group.
--
-- -   @elasticache:replication-group:Replicas@ - The number of replicas
--     per node group for an Amazon ElastiCache replication group.
--
-- -   @neptune:cluster:ReadReplicaCount@ - The count of read replicas in
--     an Amazon Neptune DB cluster.
describeScalableTargets_scalableDimension :: Lens.Lens' DescribeScalableTargets (Prelude.Maybe ScalableDimension)
describeScalableTargets_scalableDimension = Lens.lens (\DescribeScalableTargets' {scalableDimension} -> scalableDimension) (\s@DescribeScalableTargets' {} a -> s {scalableDimension = a} :: DescribeScalableTargets)

-- | The namespace of the Amazon Web Services service that provides the
-- resource. For a resource provided by your own application or service,
-- use @custom-resource@ instead.
describeScalableTargets_serviceNamespace :: Lens.Lens' DescribeScalableTargets ServiceNamespace
describeScalableTargets_serviceNamespace = Lens.lens (\DescribeScalableTargets' {serviceNamespace} -> serviceNamespace) (\s@DescribeScalableTargets' {} a -> s {serviceNamespace = a} :: DescribeScalableTargets)

instance Core.AWSPager DescribeScalableTargets where
  page rq rs
    | Core.stop
        ( rs
            Lens.^? describeScalableTargetsResponse_nextToken
            Prelude.. Lens._Just
        ) =
        Prelude.Nothing
    | Core.stop
        ( rs
            Lens.^? describeScalableTargetsResponse_scalableTargets
            Prelude.. Lens._Just
        ) =
        Prelude.Nothing
    | Prelude.otherwise =
        Prelude.Just
          Prelude.$ rq
          Prelude.& describeScalableTargets_nextToken
          Lens..~ rs
          Lens.^? describeScalableTargetsResponse_nextToken
          Prelude.. Lens._Just

instance Core.AWSRequest DescribeScalableTargets where
  type
    AWSResponse DescribeScalableTargets =
      DescribeScalableTargetsResponse
  request overrides =
    Request.postJSON (overrides defaultService)
  response =
    Response.receiveJSON
      ( \s h x ->
          DescribeScalableTargetsResponse'
            Prelude.<$> (x Data..?> "NextToken")
            Prelude.<*> ( x
                            Data..?> "ScalableTargets"
                            Core..!@ Prelude.mempty
                        )
            Prelude.<*> (Prelude.pure (Prelude.fromEnum s))
      )

instance Prelude.Hashable DescribeScalableTargets where
  hashWithSalt _salt DescribeScalableTargets' {..} =
    _salt
      `Prelude.hashWithSalt` maxResults
      `Prelude.hashWithSalt` nextToken
      `Prelude.hashWithSalt` resourceIds
      `Prelude.hashWithSalt` scalableDimension
      `Prelude.hashWithSalt` serviceNamespace

instance Prelude.NFData DescribeScalableTargets where
  rnf DescribeScalableTargets' {..} =
    Prelude.rnf maxResults
      `Prelude.seq` Prelude.rnf nextToken
      `Prelude.seq` Prelude.rnf resourceIds
      `Prelude.seq` Prelude.rnf scalableDimension
      `Prelude.seq` Prelude.rnf serviceNamespace

instance Data.ToHeaders DescribeScalableTargets where
  toHeaders =
    Prelude.const
      ( Prelude.mconcat
          [ "X-Amz-Target"
              Data.=# ( "AnyScaleFrontendService.DescribeScalableTargets" ::
                          Prelude.ByteString
                      ),
            "Content-Type"
              Data.=# ( "application/x-amz-json-1.1" ::
                          Prelude.ByteString
                      )
          ]
      )

instance Data.ToJSON DescribeScalableTargets where
  toJSON DescribeScalableTargets' {..} =
    Data.object
      ( Prelude.catMaybes
          [ ("MaxResults" Data..=) Prelude.<$> maxResults,
            ("NextToken" Data..=) Prelude.<$> nextToken,
            ("ResourceIds" Data..=) Prelude.<$> resourceIds,
            ("ScalableDimension" Data..=)
              Prelude.<$> scalableDimension,
            Prelude.Just
              ("ServiceNamespace" Data..= serviceNamespace)
          ]
      )

instance Data.ToPath DescribeScalableTargets where
  toPath = Prelude.const "/"

instance Data.ToQuery DescribeScalableTargets where
  toQuery = Prelude.const Prelude.mempty

-- | /See:/ 'newDescribeScalableTargetsResponse' smart constructor.
data DescribeScalableTargetsResponse = DescribeScalableTargetsResponse'
  { -- | The token required to get the next set of results. This value is @null@
    -- if there are no more results to return.
    nextToken :: Prelude.Maybe Prelude.Text,
    -- | The scalable targets that match the request parameters.
    scalableTargets :: Prelude.Maybe [ScalableTarget],
    -- | The response's http status code.
    httpStatus :: Prelude.Int
  }
  deriving (Prelude.Eq, Prelude.Read, Prelude.Show, Prelude.Generic)

-- |
-- Create a value of 'DescribeScalableTargetsResponse' with all optional fields omitted.
--
-- Use <https://hackage.haskell.org/package/generic-lens generic-lens> or <https://hackage.haskell.org/package/optics optics> to modify other optional fields.
--
-- The following record fields are available, with the corresponding lenses provided
-- for backwards compatibility:
--
-- 'nextToken', 'describeScalableTargetsResponse_nextToken' - The token required to get the next set of results. This value is @null@
-- if there are no more results to return.
--
-- 'scalableTargets', 'describeScalableTargetsResponse_scalableTargets' - The scalable targets that match the request parameters.
--
-- 'httpStatus', 'describeScalableTargetsResponse_httpStatus' - The response's http status code.
newDescribeScalableTargetsResponse ::
  -- | 'httpStatus'
  Prelude.Int ->
  DescribeScalableTargetsResponse
newDescribeScalableTargetsResponse pHttpStatus_ =
  DescribeScalableTargetsResponse'
    { nextToken =
        Prelude.Nothing,
      scalableTargets = Prelude.Nothing,
      httpStatus = pHttpStatus_
    }

-- | The token required to get the next set of results. This value is @null@
-- if there are no more results to return.
describeScalableTargetsResponse_nextToken :: Lens.Lens' DescribeScalableTargetsResponse (Prelude.Maybe Prelude.Text)
describeScalableTargetsResponse_nextToken = Lens.lens (\DescribeScalableTargetsResponse' {nextToken} -> nextToken) (\s@DescribeScalableTargetsResponse' {} a -> s {nextToken = a} :: DescribeScalableTargetsResponse)

-- | The scalable targets that match the request parameters.
describeScalableTargetsResponse_scalableTargets :: Lens.Lens' DescribeScalableTargetsResponse (Prelude.Maybe [ScalableTarget])
describeScalableTargetsResponse_scalableTargets = Lens.lens (\DescribeScalableTargetsResponse' {scalableTargets} -> scalableTargets) (\s@DescribeScalableTargetsResponse' {} a -> s {scalableTargets = a} :: DescribeScalableTargetsResponse) Prelude.. Lens.mapping Lens.coerced

-- | The response's http status code.
describeScalableTargetsResponse_httpStatus :: Lens.Lens' DescribeScalableTargetsResponse Prelude.Int
describeScalableTargetsResponse_httpStatus = Lens.lens (\DescribeScalableTargetsResponse' {httpStatus} -> httpStatus) (\s@DescribeScalableTargetsResponse' {} a -> s {httpStatus = a} :: DescribeScalableTargetsResponse)

instance
  Prelude.NFData
    DescribeScalableTargetsResponse
  where
  rnf DescribeScalableTargetsResponse' {..} =
    Prelude.rnf nextToken
      `Prelude.seq` Prelude.rnf scalableTargets
      `Prelude.seq` Prelude.rnf httpStatus