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amazonka-ec2-2.0: gen/Amazonka/EC2/DescribeTransitGatewayPolicyTables.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.EC2.DescribeTransitGatewayPolicyTables
-- Copyright   : (c) 2013-2023 Brendan Hay
-- License     : Mozilla Public License, v. 2.0.
-- Maintainer  : Brendan Hay
-- Stability   : auto-generated
-- Portability : non-portable (GHC extensions)
--
-- Describes one or more transit gateway route policy tables.
--
-- This operation returns paginated results.
module Amazonka.EC2.DescribeTransitGatewayPolicyTables
  ( -- * Creating a Request
    DescribeTransitGatewayPolicyTables (..),
    newDescribeTransitGatewayPolicyTables,

    -- * Request Lenses
    describeTransitGatewayPolicyTables_dryRun,
    describeTransitGatewayPolicyTables_filters,
    describeTransitGatewayPolicyTables_maxResults,
    describeTransitGatewayPolicyTables_nextToken,
    describeTransitGatewayPolicyTables_transitGatewayPolicyTableIds,

    -- * Destructuring the Response
    DescribeTransitGatewayPolicyTablesResponse (..),
    newDescribeTransitGatewayPolicyTablesResponse,

    -- * Response Lenses
    describeTransitGatewayPolicyTablesResponse_nextToken,
    describeTransitGatewayPolicyTablesResponse_transitGatewayPolicyTables,
    describeTransitGatewayPolicyTablesResponse_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:/ 'newDescribeTransitGatewayPolicyTables' smart constructor.
data DescribeTransitGatewayPolicyTables = DescribeTransitGatewayPolicyTables'
  { -- | 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 filters associated with the transit gateway policy table.
    filters :: Prelude.Maybe [Filter],
    -- | 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 IDs of the transit gateway policy tables.
    transitGatewayPolicyTableIds :: Prelude.Maybe [Prelude.Text]
  }
  deriving (Prelude.Eq, Prelude.Read, Prelude.Show, Prelude.Generic)

-- |
-- Create a value of 'DescribeTransitGatewayPolicyTables' 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', 'describeTransitGatewayPolicyTables_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@.
--
-- 'filters', 'describeTransitGatewayPolicyTables_filters' - The filters associated with the transit gateway policy table.
--
-- 'maxResults', 'describeTransitGatewayPolicyTables_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', 'describeTransitGatewayPolicyTables_nextToken' - The token for the next page of results.
--
-- 'transitGatewayPolicyTableIds', 'describeTransitGatewayPolicyTables_transitGatewayPolicyTableIds' - The IDs of the transit gateway policy tables.
newDescribeTransitGatewayPolicyTables ::
  DescribeTransitGatewayPolicyTables
newDescribeTransitGatewayPolicyTables =
  DescribeTransitGatewayPolicyTables'
    { dryRun =
        Prelude.Nothing,
      filters = Prelude.Nothing,
      maxResults = Prelude.Nothing,
      nextToken = Prelude.Nothing,
      transitGatewayPolicyTableIds =
        Prelude.Nothing
    }

-- | 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@.
describeTransitGatewayPolicyTables_dryRun :: Lens.Lens' DescribeTransitGatewayPolicyTables (Prelude.Maybe Prelude.Bool)
describeTransitGatewayPolicyTables_dryRun = Lens.lens (\DescribeTransitGatewayPolicyTables' {dryRun} -> dryRun) (\s@DescribeTransitGatewayPolicyTables' {} a -> s {dryRun = a} :: DescribeTransitGatewayPolicyTables)

-- | The filters associated with the transit gateway policy table.
describeTransitGatewayPolicyTables_filters :: Lens.Lens' DescribeTransitGatewayPolicyTables (Prelude.Maybe [Filter])
describeTransitGatewayPolicyTables_filters = Lens.lens (\DescribeTransitGatewayPolicyTables' {filters} -> filters) (\s@DescribeTransitGatewayPolicyTables' {} a -> s {filters = a} :: DescribeTransitGatewayPolicyTables) Prelude.. Lens.mapping Lens.coerced

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

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

-- | The IDs of the transit gateway policy tables.
describeTransitGatewayPolicyTables_transitGatewayPolicyTableIds :: Lens.Lens' DescribeTransitGatewayPolicyTables (Prelude.Maybe [Prelude.Text])
describeTransitGatewayPolicyTables_transitGatewayPolicyTableIds = Lens.lens (\DescribeTransitGatewayPolicyTables' {transitGatewayPolicyTableIds} -> transitGatewayPolicyTableIds) (\s@DescribeTransitGatewayPolicyTables' {} a -> s {transitGatewayPolicyTableIds = a} :: DescribeTransitGatewayPolicyTables) Prelude.. Lens.mapping Lens.coerced

instance
  Core.AWSPager
    DescribeTransitGatewayPolicyTables
  where
  page rq rs
    | Core.stop
        ( rs
            Lens.^? describeTransitGatewayPolicyTablesResponse_nextToken
            Prelude.. Lens._Just
        ) =
        Prelude.Nothing
    | Core.stop
        ( rs
            Lens.^? describeTransitGatewayPolicyTablesResponse_transitGatewayPolicyTables
            Prelude.. Lens._Just
        ) =
        Prelude.Nothing
    | Prelude.otherwise =
        Prelude.Just
          Prelude.$ rq
          Prelude.& describeTransitGatewayPolicyTables_nextToken
          Lens..~ rs
          Lens.^? describeTransitGatewayPolicyTablesResponse_nextToken
          Prelude.. Lens._Just

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

instance
  Prelude.Hashable
    DescribeTransitGatewayPolicyTables
  where
  hashWithSalt
    _salt
    DescribeTransitGatewayPolicyTables' {..} =
      _salt
        `Prelude.hashWithSalt` dryRun
        `Prelude.hashWithSalt` filters
        `Prelude.hashWithSalt` maxResults
        `Prelude.hashWithSalt` nextToken
        `Prelude.hashWithSalt` transitGatewayPolicyTableIds

instance
  Prelude.NFData
    DescribeTransitGatewayPolicyTables
  where
  rnf DescribeTransitGatewayPolicyTables' {..} =
    Prelude.rnf dryRun
      `Prelude.seq` Prelude.rnf filters
      `Prelude.seq` Prelude.rnf maxResults
      `Prelude.seq` Prelude.rnf nextToken
      `Prelude.seq` Prelude.rnf transitGatewayPolicyTableIds

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

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

instance
  Data.ToQuery
    DescribeTransitGatewayPolicyTables
  where
  toQuery DescribeTransitGatewayPolicyTables' {..} =
    Prelude.mconcat
      [ "Action"
          Data.=: ( "DescribeTransitGatewayPolicyTables" ::
                      Prelude.ByteString
                  ),
        "Version"
          Data.=: ("2016-11-15" :: Prelude.ByteString),
        "DryRun" Data.=: dryRun,
        Data.toQuery
          (Data.toQueryList "Filter" Prelude.<$> filters),
        "MaxResults" Data.=: maxResults,
        "NextToken" Data.=: nextToken,
        Data.toQuery
          ( Data.toQueryList "TransitGatewayPolicyTableIds"
              Prelude.<$> transitGatewayPolicyTableIds
          )
      ]

-- | /See:/ 'newDescribeTransitGatewayPolicyTablesResponse' smart constructor.
data DescribeTransitGatewayPolicyTablesResponse = DescribeTransitGatewayPolicyTablesResponse'
  { -- | The token for the next page of results.
    nextToken :: Prelude.Maybe Prelude.Text,
    -- | Describes the transit gateway policy tables.
    transitGatewayPolicyTables :: Prelude.Maybe [TransitGatewayPolicyTable],
    -- | The response's http status code.
    httpStatus :: Prelude.Int
  }
  deriving (Prelude.Eq, Prelude.Read, Prelude.Show, Prelude.Generic)

-- |
-- Create a value of 'DescribeTransitGatewayPolicyTablesResponse' 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', 'describeTransitGatewayPolicyTablesResponse_nextToken' - The token for the next page of results.
--
-- 'transitGatewayPolicyTables', 'describeTransitGatewayPolicyTablesResponse_transitGatewayPolicyTables' - Describes the transit gateway policy tables.
--
-- 'httpStatus', 'describeTransitGatewayPolicyTablesResponse_httpStatus' - The response's http status code.
newDescribeTransitGatewayPolicyTablesResponse ::
  -- | 'httpStatus'
  Prelude.Int ->
  DescribeTransitGatewayPolicyTablesResponse
newDescribeTransitGatewayPolicyTablesResponse
  pHttpStatus_ =
    DescribeTransitGatewayPolicyTablesResponse'
      { nextToken =
          Prelude.Nothing,
        transitGatewayPolicyTables =
          Prelude.Nothing,
        httpStatus = pHttpStatus_
      }

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

-- | Describes the transit gateway policy tables.
describeTransitGatewayPolicyTablesResponse_transitGatewayPolicyTables :: Lens.Lens' DescribeTransitGatewayPolicyTablesResponse (Prelude.Maybe [TransitGatewayPolicyTable])
describeTransitGatewayPolicyTablesResponse_transitGatewayPolicyTables = Lens.lens (\DescribeTransitGatewayPolicyTablesResponse' {transitGatewayPolicyTables} -> transitGatewayPolicyTables) (\s@DescribeTransitGatewayPolicyTablesResponse' {} a -> s {transitGatewayPolicyTables = a} :: DescribeTransitGatewayPolicyTablesResponse) Prelude.. Lens.mapping Lens.coerced

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

instance
  Prelude.NFData
    DescribeTransitGatewayPolicyTablesResponse
  where
  rnf DescribeTransitGatewayPolicyTablesResponse' {..} =
    Prelude.rnf nextToken
      `Prelude.seq` Prelude.rnf transitGatewayPolicyTables
      `Prelude.seq` Prelude.rnf httpStatus