{-# 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.EC2.GetManagedPrefixListAssociations
-- 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 resources that are associated with the
-- specified managed prefix list.
--
-- This operation returns paginated results.
module Amazonka.EC2.GetManagedPrefixListAssociations
  ( -- * Creating a Request
    GetManagedPrefixListAssociations (..),
    newGetManagedPrefixListAssociations,

    -- * Request Lenses
    getManagedPrefixListAssociations_dryRun,
    getManagedPrefixListAssociations_maxResults,
    getManagedPrefixListAssociations_nextToken,
    getManagedPrefixListAssociations_prefixListId,

    -- * Destructuring the Response
    GetManagedPrefixListAssociationsResponse (..),
    newGetManagedPrefixListAssociationsResponse,

    -- * Response Lenses
    getManagedPrefixListAssociationsResponse_nextToken,
    getManagedPrefixListAssociationsResponse_prefixListAssociations,
    getManagedPrefixListAssociationsResponse_httpStatus,
  )
where

import qualified Amazonka.Core as Core
import qualified Amazonka.Core.Lens.Internal as Lens
import qualified Amazonka.Data as Data
import Amazonka.EC2.Types
import qualified Amazonka.Prelude as Prelude
import qualified Amazonka.Request as Request
import qualified Amazonka.Response as Response

-- | /See:/ 'newGetManagedPrefixListAssociations' smart constructor.
data GetManagedPrefixListAssociations = GetManagedPrefixListAssociations'
  { -- | Checks whether you have the required permissions for the action, without
    -- actually making the request, and provides an error response. If you have
    -- the required permissions, the error response is @DryRunOperation@.
    -- Otherwise, it is @UnauthorizedOperation@.
    dryRun :: Prelude.Maybe Prelude.Bool,
    -- | The maximum number of results to return with a single call. To retrieve
    -- the remaining results, make another call with the returned @nextToken@
    -- value.
    maxResults :: Prelude.Maybe Prelude.Natural,
    -- | The token for the next page of results.
    nextToken :: Prelude.Maybe Prelude.Text,
    -- | The ID of the prefix list.
    prefixListId :: Prelude.Text
  }
  deriving (Prelude.Eq, Prelude.Read, Prelude.Show, Prelude.Generic)

-- |
-- Create a value of 'GetManagedPrefixListAssociations' 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:
--
-- 'dryRun', 'getManagedPrefixListAssociations_dryRun' - Checks whether you have the required permissions for the action, without
-- actually making the request, and provides an error response. If you have
-- the required permissions, the error response is @DryRunOperation@.
-- Otherwise, it is @UnauthorizedOperation@.
--
-- 'maxResults', 'getManagedPrefixListAssociations_maxResults' - The maximum number of results to return with a single call. To retrieve
-- the remaining results, make another call with the returned @nextToken@
-- value.
--
-- 'nextToken', 'getManagedPrefixListAssociations_nextToken' - The token for the next page of results.
--
-- 'prefixListId', 'getManagedPrefixListAssociations_prefixListId' - The ID of the prefix list.
newGetManagedPrefixListAssociations ::
  -- | 'prefixListId'
  Prelude.Text ->
  GetManagedPrefixListAssociations
newGetManagedPrefixListAssociations pPrefixListId_ =
  GetManagedPrefixListAssociations'
    { dryRun =
        Prelude.Nothing,
      maxResults = Prelude.Nothing,
      nextToken = Prelude.Nothing,
      prefixListId = pPrefixListId_
    }

-- | Checks whether you have the required permissions for the action, without
-- actually making the request, and provides an error response. If you have
-- the required permissions, the error response is @DryRunOperation@.
-- Otherwise, it is @UnauthorizedOperation@.
getManagedPrefixListAssociations_dryRun :: Lens.Lens' GetManagedPrefixListAssociations (Prelude.Maybe Prelude.Bool)
getManagedPrefixListAssociations_dryRun = Lens.lens (\GetManagedPrefixListAssociations' {dryRun} -> dryRun) (\s@GetManagedPrefixListAssociations' {} a -> s {dryRun = a} :: GetManagedPrefixListAssociations)

-- | The maximum number of results to return with a single call. To retrieve
-- the remaining results, make another call with the returned @nextToken@
-- value.
getManagedPrefixListAssociations_maxResults :: Lens.Lens' GetManagedPrefixListAssociations (Prelude.Maybe Prelude.Natural)
getManagedPrefixListAssociations_maxResults = Lens.lens (\GetManagedPrefixListAssociations' {maxResults} -> maxResults) (\s@GetManagedPrefixListAssociations' {} a -> s {maxResults = a} :: GetManagedPrefixListAssociations)

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

-- | The ID of the prefix list.
getManagedPrefixListAssociations_prefixListId :: Lens.Lens' GetManagedPrefixListAssociations Prelude.Text
getManagedPrefixListAssociations_prefixListId = Lens.lens (\GetManagedPrefixListAssociations' {prefixListId} -> prefixListId) (\s@GetManagedPrefixListAssociations' {} a -> s {prefixListId = a} :: GetManagedPrefixListAssociations)

instance
  Core.AWSPager
    GetManagedPrefixListAssociations
  where
  page rq rs
    | Core.stop
        ( rs
            Lens.^? getManagedPrefixListAssociationsResponse_nextToken
            Prelude.. Lens._Just
        ) =
        Prelude.Nothing
    | Core.stop
        ( rs
            Lens.^? getManagedPrefixListAssociationsResponse_prefixListAssociations
            Prelude.. Lens._Just
        ) =
        Prelude.Nothing
    | Prelude.otherwise =
        Prelude.Just
          Prelude.$ rq
          Prelude.& getManagedPrefixListAssociations_nextToken
          Lens..~ rs
          Lens.^? getManagedPrefixListAssociationsResponse_nextToken
          Prelude.. Lens._Just

instance
  Core.AWSRequest
    GetManagedPrefixListAssociations
  where
  type
    AWSResponse GetManagedPrefixListAssociations =
      GetManagedPrefixListAssociationsResponse
  request overrides =
    Request.postQuery (overrides defaultService)
  response =
    Response.receiveXML
      ( \s h x ->
          GetManagedPrefixListAssociationsResponse'
            Prelude.<$> (x Data..@? "nextToken")
            Prelude.<*> ( x
                            Data..@? "prefixListAssociationSet"
                            Core..!@ Prelude.mempty
                            Prelude.>>= Core.may (Data.parseXMLList "item")
                        )
            Prelude.<*> (Prelude.pure (Prelude.fromEnum s))
      )

instance
  Prelude.Hashable
    GetManagedPrefixListAssociations
  where
  hashWithSalt
    _salt
    GetManagedPrefixListAssociations' {..} =
      _salt
        `Prelude.hashWithSalt` dryRun
        `Prelude.hashWithSalt` maxResults
        `Prelude.hashWithSalt` nextToken
        `Prelude.hashWithSalt` prefixListId

instance
  Prelude.NFData
    GetManagedPrefixListAssociations
  where
  rnf GetManagedPrefixListAssociations' {..} =
    Prelude.rnf dryRun
      `Prelude.seq` Prelude.rnf maxResults
      `Prelude.seq` Prelude.rnf nextToken
      `Prelude.seq` Prelude.rnf prefixListId

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

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

instance
  Data.ToQuery
    GetManagedPrefixListAssociations
  where
  toQuery GetManagedPrefixListAssociations' {..} =
    Prelude.mconcat
      [ "Action"
          Data.=: ( "GetManagedPrefixListAssociations" ::
                      Prelude.ByteString
                  ),
        "Version"
          Data.=: ("2016-11-15" :: Prelude.ByteString),
        "DryRun" Data.=: dryRun,
        "MaxResults" Data.=: maxResults,
        "NextToken" Data.=: nextToken,
        "PrefixListId" Data.=: prefixListId
      ]

-- | /See:/ 'newGetManagedPrefixListAssociationsResponse' smart constructor.
data GetManagedPrefixListAssociationsResponse = GetManagedPrefixListAssociationsResponse'
  { -- | The token to use to retrieve the next page of results. This value is
    -- @null@ when there are no more results to return.
    nextToken :: Prelude.Maybe Prelude.Text,
    -- | Information about the associations.
    prefixListAssociations :: Prelude.Maybe [PrefixListAssociation],
    -- | The response's http status code.
    httpStatus :: Prelude.Int
  }
  deriving (Prelude.Eq, Prelude.Read, Prelude.Show, Prelude.Generic)

-- |
-- Create a value of 'GetManagedPrefixListAssociationsResponse' 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', 'getManagedPrefixListAssociationsResponse_nextToken' - The token to use to retrieve the next page of results. This value is
-- @null@ when there are no more results to return.
--
-- 'prefixListAssociations', 'getManagedPrefixListAssociationsResponse_prefixListAssociations' - Information about the associations.
--
-- 'httpStatus', 'getManagedPrefixListAssociationsResponse_httpStatus' - The response's http status code.
newGetManagedPrefixListAssociationsResponse ::
  -- | 'httpStatus'
  Prelude.Int ->
  GetManagedPrefixListAssociationsResponse
newGetManagedPrefixListAssociationsResponse
  pHttpStatus_ =
    GetManagedPrefixListAssociationsResponse'
      { nextToken =
          Prelude.Nothing,
        prefixListAssociations =
          Prelude.Nothing,
        httpStatus = pHttpStatus_
      }

-- | The token to use to retrieve the next page of results. This value is
-- @null@ when there are no more results to return.
getManagedPrefixListAssociationsResponse_nextToken :: Lens.Lens' GetManagedPrefixListAssociationsResponse (Prelude.Maybe Prelude.Text)
getManagedPrefixListAssociationsResponse_nextToken = Lens.lens (\GetManagedPrefixListAssociationsResponse' {nextToken} -> nextToken) (\s@GetManagedPrefixListAssociationsResponse' {} a -> s {nextToken = a} :: GetManagedPrefixListAssociationsResponse)

-- | Information about the associations.
getManagedPrefixListAssociationsResponse_prefixListAssociations :: Lens.Lens' GetManagedPrefixListAssociationsResponse (Prelude.Maybe [PrefixListAssociation])
getManagedPrefixListAssociationsResponse_prefixListAssociations = Lens.lens (\GetManagedPrefixListAssociationsResponse' {prefixListAssociations} -> prefixListAssociations) (\s@GetManagedPrefixListAssociationsResponse' {} a -> s {prefixListAssociations = a} :: GetManagedPrefixListAssociationsResponse) Prelude.. Lens.mapping Lens.coerced

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

instance
  Prelude.NFData
    GetManagedPrefixListAssociationsResponse
  where
  rnf GetManagedPrefixListAssociationsResponse' {..} =
    Prelude.rnf nextToken
      `Prelude.seq` Prelude.rnf prefixListAssociations
      `Prelude.seq` Prelude.rnf httpStatus