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amazonka-cloudformation-2.0: gen/Amazonka/CloudFormation/ListStackInstances.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.CloudFormation.ListStackInstances
-- Copyright   : (c) 2013-2023 Brendan Hay
-- License     : Mozilla Public License, v. 2.0.
-- Maintainer  : Brendan Hay
-- Stability   : auto-generated
-- Portability : non-portable (GHC extensions)
--
-- Returns summary information about stack instances that are associated
-- with the specified stack set. You can filter for stack instances that
-- are associated with a specific Amazon Web Services account name or
-- Region, or that have a specific status.
--
-- This operation returns paginated results.
module Amazonka.CloudFormation.ListStackInstances
  ( -- * Creating a Request
    ListStackInstances (..),
    newListStackInstances,

    -- * Request Lenses
    listStackInstances_callAs,
    listStackInstances_filters,
    listStackInstances_maxResults,
    listStackInstances_nextToken,
    listStackInstances_stackInstanceAccount,
    listStackInstances_stackInstanceRegion,
    listStackInstances_stackSetName,

    -- * Destructuring the Response
    ListStackInstancesResponse (..),
    newListStackInstancesResponse,

    -- * Response Lenses
    listStackInstancesResponse_nextToken,
    listStackInstancesResponse_summaries,
    listStackInstancesResponse_httpStatus,
  )
where

import Amazonka.CloudFormation.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:/ 'newListStackInstances' smart constructor.
data ListStackInstances = ListStackInstances'
  { -- | [Service-managed permissions] Specifies whether you are acting as an
    -- account administrator in the organization\'s management account or as a
    -- delegated administrator in a member account.
    --
    -- By default, @SELF@ is specified. Use @SELF@ for stack sets with
    -- self-managed permissions.
    --
    -- -   If you are signed in to the management account, specify @SELF@.
    --
    -- -   If you are signed in to a delegated administrator account, specify
    --     @DELEGATED_ADMIN@.
    --
    --     Your Amazon Web Services account must be registered as a delegated
    --     administrator in the management account. For more information, see
    --     <https://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/stacksets-orgs-delegated-admin.html Register a delegated administrator>
    --     in the /CloudFormation User Guide/.
    callAs :: Prelude.Maybe CallAs,
    -- | The filter to apply to stack instances
    filters :: Prelude.Maybe [StackInstanceFilter],
    -- | The maximum number of results to be returned with a single call. If the
    -- number of available results exceeds this maximum, the response includes
    -- a @NextToken@ value that you can assign to the @NextToken@ request
    -- parameter to get the next set of results.
    maxResults :: Prelude.Maybe Prelude.Natural,
    -- | If the previous request didn\'t return all the remaining results, the
    -- response\'s @NextToken@ parameter value is set to a token. To retrieve
    -- the next set of results, call @ListStackInstances@ again and assign that
    -- token to the request object\'s @NextToken@ parameter. If there are no
    -- remaining results, the previous response object\'s @NextToken@ parameter
    -- is set to @null@.
    nextToken :: Prelude.Maybe Prelude.Text,
    -- | The name of the Amazon Web Services account that you want to list stack
    -- instances for.
    stackInstanceAccount :: Prelude.Maybe Prelude.Text,
    -- | The name of the Region where you want to list stack instances.
    stackInstanceRegion :: Prelude.Maybe Prelude.Text,
    -- | The name or unique ID of the stack set that you want to list stack
    -- instances for.
    stackSetName :: Prelude.Text
  }
  deriving (Prelude.Eq, Prelude.Read, Prelude.Show, Prelude.Generic)

-- |
-- Create a value of 'ListStackInstances' 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:
--
-- 'callAs', 'listStackInstances_callAs' - [Service-managed permissions] Specifies whether you are acting as an
-- account administrator in the organization\'s management account or as a
-- delegated administrator in a member account.
--
-- By default, @SELF@ is specified. Use @SELF@ for stack sets with
-- self-managed permissions.
--
-- -   If you are signed in to the management account, specify @SELF@.
--
-- -   If you are signed in to a delegated administrator account, specify
--     @DELEGATED_ADMIN@.
--
--     Your Amazon Web Services account must be registered as a delegated
--     administrator in the management account. For more information, see
--     <https://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/stacksets-orgs-delegated-admin.html Register a delegated administrator>
--     in the /CloudFormation User Guide/.
--
-- 'filters', 'listStackInstances_filters' - The filter to apply to stack instances
--
-- 'maxResults', 'listStackInstances_maxResults' - The maximum number of results to be returned with a single call. If the
-- number of available results exceeds this maximum, the response includes
-- a @NextToken@ value that you can assign to the @NextToken@ request
-- parameter to get the next set of results.
--
-- 'nextToken', 'listStackInstances_nextToken' - If the previous request didn\'t return all the remaining results, the
-- response\'s @NextToken@ parameter value is set to a token. To retrieve
-- the next set of results, call @ListStackInstances@ again and assign that
-- token to the request object\'s @NextToken@ parameter. If there are no
-- remaining results, the previous response object\'s @NextToken@ parameter
-- is set to @null@.
--
-- 'stackInstanceAccount', 'listStackInstances_stackInstanceAccount' - The name of the Amazon Web Services account that you want to list stack
-- instances for.
--
-- 'stackInstanceRegion', 'listStackInstances_stackInstanceRegion' - The name of the Region where you want to list stack instances.
--
-- 'stackSetName', 'listStackInstances_stackSetName' - The name or unique ID of the stack set that you want to list stack
-- instances for.
newListStackInstances ::
  -- | 'stackSetName'
  Prelude.Text ->
  ListStackInstances
newListStackInstances pStackSetName_ =
  ListStackInstances'
    { callAs = Prelude.Nothing,
      filters = Prelude.Nothing,
      maxResults = Prelude.Nothing,
      nextToken = Prelude.Nothing,
      stackInstanceAccount = Prelude.Nothing,
      stackInstanceRegion = Prelude.Nothing,
      stackSetName = pStackSetName_
    }

-- | [Service-managed permissions] Specifies whether you are acting as an
-- account administrator in the organization\'s management account or as a
-- delegated administrator in a member account.
--
-- By default, @SELF@ is specified. Use @SELF@ for stack sets with
-- self-managed permissions.
--
-- -   If you are signed in to the management account, specify @SELF@.
--
-- -   If you are signed in to a delegated administrator account, specify
--     @DELEGATED_ADMIN@.
--
--     Your Amazon Web Services account must be registered as a delegated
--     administrator in the management account. For more information, see
--     <https://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/stacksets-orgs-delegated-admin.html Register a delegated administrator>
--     in the /CloudFormation User Guide/.
listStackInstances_callAs :: Lens.Lens' ListStackInstances (Prelude.Maybe CallAs)
listStackInstances_callAs = Lens.lens (\ListStackInstances' {callAs} -> callAs) (\s@ListStackInstances' {} a -> s {callAs = a} :: ListStackInstances)

-- | The filter to apply to stack instances
listStackInstances_filters :: Lens.Lens' ListStackInstances (Prelude.Maybe [StackInstanceFilter])
listStackInstances_filters = Lens.lens (\ListStackInstances' {filters} -> filters) (\s@ListStackInstances' {} a -> s {filters = a} :: ListStackInstances) Prelude.. Lens.mapping Lens.coerced

-- | The maximum number of results to be returned with a single call. If the
-- number of available results exceeds this maximum, the response includes
-- a @NextToken@ value that you can assign to the @NextToken@ request
-- parameter to get the next set of results.
listStackInstances_maxResults :: Lens.Lens' ListStackInstances (Prelude.Maybe Prelude.Natural)
listStackInstances_maxResults = Lens.lens (\ListStackInstances' {maxResults} -> maxResults) (\s@ListStackInstances' {} a -> s {maxResults = a} :: ListStackInstances)

-- | If the previous request didn\'t return all the remaining results, the
-- response\'s @NextToken@ parameter value is set to a token. To retrieve
-- the next set of results, call @ListStackInstances@ again and assign that
-- token to the request object\'s @NextToken@ parameter. If there are no
-- remaining results, the previous response object\'s @NextToken@ parameter
-- is set to @null@.
listStackInstances_nextToken :: Lens.Lens' ListStackInstances (Prelude.Maybe Prelude.Text)
listStackInstances_nextToken = Lens.lens (\ListStackInstances' {nextToken} -> nextToken) (\s@ListStackInstances' {} a -> s {nextToken = a} :: ListStackInstances)

-- | The name of the Amazon Web Services account that you want to list stack
-- instances for.
listStackInstances_stackInstanceAccount :: Lens.Lens' ListStackInstances (Prelude.Maybe Prelude.Text)
listStackInstances_stackInstanceAccount = Lens.lens (\ListStackInstances' {stackInstanceAccount} -> stackInstanceAccount) (\s@ListStackInstances' {} a -> s {stackInstanceAccount = a} :: ListStackInstances)

-- | The name of the Region where you want to list stack instances.
listStackInstances_stackInstanceRegion :: Lens.Lens' ListStackInstances (Prelude.Maybe Prelude.Text)
listStackInstances_stackInstanceRegion = Lens.lens (\ListStackInstances' {stackInstanceRegion} -> stackInstanceRegion) (\s@ListStackInstances' {} a -> s {stackInstanceRegion = a} :: ListStackInstances)

-- | The name or unique ID of the stack set that you want to list stack
-- instances for.
listStackInstances_stackSetName :: Lens.Lens' ListStackInstances Prelude.Text
listStackInstances_stackSetName = Lens.lens (\ListStackInstances' {stackSetName} -> stackSetName) (\s@ListStackInstances' {} a -> s {stackSetName = a} :: ListStackInstances)

instance Core.AWSPager ListStackInstances where
  page rq rs
    | Core.stop
        ( rs
            Lens.^? listStackInstancesResponse_nextToken
            Prelude.. Lens._Just
        ) =
        Prelude.Nothing
    | Core.stop
        ( rs
            Lens.^? listStackInstancesResponse_summaries
            Prelude.. Lens._Just
        ) =
        Prelude.Nothing
    | Prelude.otherwise =
        Prelude.Just
          Prelude.$ rq
          Prelude.& listStackInstances_nextToken
          Lens..~ rs
          Lens.^? listStackInstancesResponse_nextToken
          Prelude.. Lens._Just

instance Core.AWSRequest ListStackInstances where
  type
    AWSResponse ListStackInstances =
      ListStackInstancesResponse
  request overrides =
    Request.postQuery (overrides defaultService)
  response =
    Response.receiveXMLWrapper
      "ListStackInstancesResult"
      ( \s h x ->
          ListStackInstancesResponse'
            Prelude.<$> (x Data..@? "NextToken")
            Prelude.<*> ( x
                            Data..@? "Summaries"
                            Core..!@ Prelude.mempty
                            Prelude.>>= Core.may (Data.parseXMLList "member")
                        )
            Prelude.<*> (Prelude.pure (Prelude.fromEnum s))
      )

instance Prelude.Hashable ListStackInstances where
  hashWithSalt _salt ListStackInstances' {..} =
    _salt
      `Prelude.hashWithSalt` callAs
      `Prelude.hashWithSalt` filters
      `Prelude.hashWithSalt` maxResults
      `Prelude.hashWithSalt` nextToken
      `Prelude.hashWithSalt` stackInstanceAccount
      `Prelude.hashWithSalt` stackInstanceRegion
      `Prelude.hashWithSalt` stackSetName

instance Prelude.NFData ListStackInstances where
  rnf ListStackInstances' {..} =
    Prelude.rnf callAs
      `Prelude.seq` Prelude.rnf filters
      `Prelude.seq` Prelude.rnf maxResults
      `Prelude.seq` Prelude.rnf nextToken
      `Prelude.seq` Prelude.rnf stackInstanceAccount
      `Prelude.seq` Prelude.rnf stackInstanceRegion
      `Prelude.seq` Prelude.rnf stackSetName

instance Data.ToHeaders ListStackInstances where
  toHeaders = Prelude.const Prelude.mempty

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

instance Data.ToQuery ListStackInstances where
  toQuery ListStackInstances' {..} =
    Prelude.mconcat
      [ "Action"
          Data.=: ("ListStackInstances" :: Prelude.ByteString),
        "Version"
          Data.=: ("2010-05-15" :: Prelude.ByteString),
        "CallAs" Data.=: callAs,
        "Filters"
          Data.=: Data.toQuery
            (Data.toQueryList "member" Prelude.<$> filters),
        "MaxResults" Data.=: maxResults,
        "NextToken" Data.=: nextToken,
        "StackInstanceAccount" Data.=: stackInstanceAccount,
        "StackInstanceRegion" Data.=: stackInstanceRegion,
        "StackSetName" Data.=: stackSetName
      ]

-- | /See:/ 'newListStackInstancesResponse' smart constructor.
data ListStackInstancesResponse = ListStackInstancesResponse'
  { -- | If the request doesn\'t return all the remaining results, @NextToken@ is
    -- set to a token. To retrieve the next set of results, call
    -- @ListStackInstances@ again and assign that token to the request
    -- object\'s @NextToken@ parameter. If the request returns all results,
    -- @NextToken@ is set to @null@.
    nextToken :: Prelude.Maybe Prelude.Text,
    -- | A list of @StackInstanceSummary@ structures that contain information
    -- about the specified stack instances.
    summaries :: Prelude.Maybe [StackInstanceSummary],
    -- | The response's http status code.
    httpStatus :: Prelude.Int
  }
  deriving (Prelude.Eq, Prelude.Read, Prelude.Show, Prelude.Generic)

-- |
-- Create a value of 'ListStackInstancesResponse' 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', 'listStackInstancesResponse_nextToken' - If the request doesn\'t return all the remaining results, @NextToken@ is
-- set to a token. To retrieve the next set of results, call
-- @ListStackInstances@ again and assign that token to the request
-- object\'s @NextToken@ parameter. If the request returns all results,
-- @NextToken@ is set to @null@.
--
-- 'summaries', 'listStackInstancesResponse_summaries' - A list of @StackInstanceSummary@ structures that contain information
-- about the specified stack instances.
--
-- 'httpStatus', 'listStackInstancesResponse_httpStatus' - The response's http status code.
newListStackInstancesResponse ::
  -- | 'httpStatus'
  Prelude.Int ->
  ListStackInstancesResponse
newListStackInstancesResponse pHttpStatus_ =
  ListStackInstancesResponse'
    { nextToken =
        Prelude.Nothing,
      summaries = Prelude.Nothing,
      httpStatus = pHttpStatus_
    }

-- | If the request doesn\'t return all the remaining results, @NextToken@ is
-- set to a token. To retrieve the next set of results, call
-- @ListStackInstances@ again and assign that token to the request
-- object\'s @NextToken@ parameter. If the request returns all results,
-- @NextToken@ is set to @null@.
listStackInstancesResponse_nextToken :: Lens.Lens' ListStackInstancesResponse (Prelude.Maybe Prelude.Text)
listStackInstancesResponse_nextToken = Lens.lens (\ListStackInstancesResponse' {nextToken} -> nextToken) (\s@ListStackInstancesResponse' {} a -> s {nextToken = a} :: ListStackInstancesResponse)

-- | A list of @StackInstanceSummary@ structures that contain information
-- about the specified stack instances.
listStackInstancesResponse_summaries :: Lens.Lens' ListStackInstancesResponse (Prelude.Maybe [StackInstanceSummary])
listStackInstancesResponse_summaries = Lens.lens (\ListStackInstancesResponse' {summaries} -> summaries) (\s@ListStackInstancesResponse' {} a -> s {summaries = a} :: ListStackInstancesResponse) Prelude.. Lens.mapping Lens.coerced

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

instance Prelude.NFData ListStackInstancesResponse where
  rnf ListStackInstancesResponse' {..} =
    Prelude.rnf nextToken
      `Prelude.seq` Prelude.rnf summaries
      `Prelude.seq` Prelude.rnf httpStatus