{-# 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.GetTransitGatewayPolicyTableEntries
-- 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 a list of transit gateway policy table entries.
module Amazonka.EC2.GetTransitGatewayPolicyTableEntries
  ( -- * Creating a Request
    GetTransitGatewayPolicyTableEntries (..),
    newGetTransitGatewayPolicyTableEntries,

    -- * Request Lenses
    getTransitGatewayPolicyTableEntries_dryRun,
    getTransitGatewayPolicyTableEntries_filters,
    getTransitGatewayPolicyTableEntries_maxResults,
    getTransitGatewayPolicyTableEntries_nextToken,
    getTransitGatewayPolicyTableEntries_transitGatewayPolicyTableId,

    -- * Destructuring the Response
    GetTransitGatewayPolicyTableEntriesResponse (..),
    newGetTransitGatewayPolicyTableEntriesResponse,

    -- * Response Lenses
    getTransitGatewayPolicyTableEntriesResponse_transitGatewayPolicyTableEntries,
    getTransitGatewayPolicyTableEntriesResponse_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:/ 'newGetTransitGatewayPolicyTableEntries' smart constructor.
data GetTransitGatewayPolicyTableEntries = GetTransitGatewayPolicyTableEntries'
  { -- | 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 ID of the transit gateway policy table.
    transitGatewayPolicyTableId :: Prelude.Text
  }
  deriving (Prelude.Eq, Prelude.Read, Prelude.Show, Prelude.Generic)

-- |
-- Create a value of 'GetTransitGatewayPolicyTableEntries' 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', 'getTransitGatewayPolicyTableEntries_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', 'getTransitGatewayPolicyTableEntries_filters' - The filters associated with the transit gateway policy table.
--
-- 'maxResults', 'getTransitGatewayPolicyTableEntries_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', 'getTransitGatewayPolicyTableEntries_nextToken' - The token for the next page of results.
--
-- 'transitGatewayPolicyTableId', 'getTransitGatewayPolicyTableEntries_transitGatewayPolicyTableId' - The ID of the transit gateway policy table.
newGetTransitGatewayPolicyTableEntries ::
  -- | 'transitGatewayPolicyTableId'
  Prelude.Text ->
  GetTransitGatewayPolicyTableEntries
newGetTransitGatewayPolicyTableEntries
  pTransitGatewayPolicyTableId_ =
    GetTransitGatewayPolicyTableEntries'
      { dryRun =
          Prelude.Nothing,
        filters = Prelude.Nothing,
        maxResults = Prelude.Nothing,
        nextToken = Prelude.Nothing,
        transitGatewayPolicyTableId =
          pTransitGatewayPolicyTableId_
      }

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

-- | The filters associated with the transit gateway policy table.
getTransitGatewayPolicyTableEntries_filters :: Lens.Lens' GetTransitGatewayPolicyTableEntries (Prelude.Maybe [Filter])
getTransitGatewayPolicyTableEntries_filters = Lens.lens (\GetTransitGatewayPolicyTableEntries' {filters} -> filters) (\s@GetTransitGatewayPolicyTableEntries' {} a -> s {filters = a} :: GetTransitGatewayPolicyTableEntries) 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.
getTransitGatewayPolicyTableEntries_maxResults :: Lens.Lens' GetTransitGatewayPolicyTableEntries (Prelude.Maybe Prelude.Natural)
getTransitGatewayPolicyTableEntries_maxResults = Lens.lens (\GetTransitGatewayPolicyTableEntries' {maxResults} -> maxResults) (\s@GetTransitGatewayPolicyTableEntries' {} a -> s {maxResults = a} :: GetTransitGatewayPolicyTableEntries)

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

-- | The ID of the transit gateway policy table.
getTransitGatewayPolicyTableEntries_transitGatewayPolicyTableId :: Lens.Lens' GetTransitGatewayPolicyTableEntries Prelude.Text
getTransitGatewayPolicyTableEntries_transitGatewayPolicyTableId = Lens.lens (\GetTransitGatewayPolicyTableEntries' {transitGatewayPolicyTableId} -> transitGatewayPolicyTableId) (\s@GetTransitGatewayPolicyTableEntries' {} a -> s {transitGatewayPolicyTableId = a} :: GetTransitGatewayPolicyTableEntries)

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

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

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

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

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

instance
  Data.ToQuery
    GetTransitGatewayPolicyTableEntries
  where
  toQuery GetTransitGatewayPolicyTableEntries' {..} =
    Prelude.mconcat
      [ "Action"
          Data.=: ( "GetTransitGatewayPolicyTableEntries" ::
                      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,
        "TransitGatewayPolicyTableId"
          Data.=: transitGatewayPolicyTableId
      ]

-- | /See:/ 'newGetTransitGatewayPolicyTableEntriesResponse' smart constructor.
data GetTransitGatewayPolicyTableEntriesResponse = GetTransitGatewayPolicyTableEntriesResponse'
  { -- | The entries for the transit gateway policy table.
    transitGatewayPolicyTableEntries :: Prelude.Maybe [TransitGatewayPolicyTableEntry],
    -- | The response's http status code.
    httpStatus :: Prelude.Int
  }
  deriving (Prelude.Eq, Prelude.Read, Prelude.Show, Prelude.Generic)

-- |
-- Create a value of 'GetTransitGatewayPolicyTableEntriesResponse' 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:
--
-- 'transitGatewayPolicyTableEntries', 'getTransitGatewayPolicyTableEntriesResponse_transitGatewayPolicyTableEntries' - The entries for the transit gateway policy table.
--
-- 'httpStatus', 'getTransitGatewayPolicyTableEntriesResponse_httpStatus' - The response's http status code.
newGetTransitGatewayPolicyTableEntriesResponse ::
  -- | 'httpStatus'
  Prelude.Int ->
  GetTransitGatewayPolicyTableEntriesResponse
newGetTransitGatewayPolicyTableEntriesResponse
  pHttpStatus_ =
    GetTransitGatewayPolicyTableEntriesResponse'
      { transitGatewayPolicyTableEntries =
          Prelude.Nothing,
        httpStatus = pHttpStatus_
      }

-- | The entries for the transit gateway policy table.
getTransitGatewayPolicyTableEntriesResponse_transitGatewayPolicyTableEntries :: Lens.Lens' GetTransitGatewayPolicyTableEntriesResponse (Prelude.Maybe [TransitGatewayPolicyTableEntry])
getTransitGatewayPolicyTableEntriesResponse_transitGatewayPolicyTableEntries = Lens.lens (\GetTransitGatewayPolicyTableEntriesResponse' {transitGatewayPolicyTableEntries} -> transitGatewayPolicyTableEntries) (\s@GetTransitGatewayPolicyTableEntriesResponse' {} a -> s {transitGatewayPolicyTableEntries = a} :: GetTransitGatewayPolicyTableEntriesResponse) Prelude.. Lens.mapping Lens.coerced

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

instance
  Prelude.NFData
    GetTransitGatewayPolicyTableEntriesResponse
  where
  rnf GetTransitGatewayPolicyTableEntriesResponse' {..} =
    Prelude.rnf transitGatewayPolicyTableEntries
      `Prelude.seq` Prelude.rnf httpStatus