{-# 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.Route53Resolver.ListResolverConfigs
-- Copyright   : (c) 2013-2023 Brendan Hay
-- License     : Mozilla Public License, v. 2.0.
-- Maintainer  : Brendan Hay
-- Stability   : auto-generated
-- Portability : non-portable (GHC extensions)
--
-- Retrieves the Resolver configurations that you have defined. Route 53
-- Resolver uses the configurations to manage DNS resolution behavior for
-- your VPCs.
--
-- This operation returns paginated results.
module Amazonka.Route53Resolver.ListResolverConfigs
  ( -- * Creating a Request
    ListResolverConfigs (..),
    newListResolverConfigs,

    -- * Request Lenses
    listResolverConfigs_maxResults,
    listResolverConfigs_nextToken,

    -- * Destructuring the Response
    ListResolverConfigsResponse (..),
    newListResolverConfigsResponse,

    -- * Response Lenses
    listResolverConfigsResponse_nextToken,
    listResolverConfigsResponse_resolverConfigs,
    listResolverConfigsResponse_httpStatus,
  )
where

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
import Amazonka.Route53Resolver.Types

-- | /See:/ 'newListResolverConfigs' smart constructor.
data ListResolverConfigs = ListResolverConfigs'
  { -- | The maximum number of Resolver configurations that you want to return in
    -- the response to a @ListResolverConfigs@ request. If you don\'t specify a
    -- value for @MaxResults@, up to 100 Resolver configurations are returned.
    maxResults :: Prelude.Maybe Prelude.Natural,
    -- | (Optional) If the current Amazon Web Services account has more than
    -- @MaxResults@ Resolver configurations, use @NextToken@ to get the second
    -- and subsequent pages of results.
    --
    -- For the first @ListResolverConfigs@ request, omit this value.
    --
    -- For the second and subsequent requests, get the value of @NextToken@
    -- from the previous response and specify that value for @NextToken@ in the
    -- request.
    nextToken :: Prelude.Maybe Prelude.Text
  }
  deriving (Prelude.Eq, Prelude.Read, Prelude.Show, Prelude.Generic)

-- |
-- Create a value of 'ListResolverConfigs' 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', 'listResolverConfigs_maxResults' - The maximum number of Resolver configurations that you want to return in
-- the response to a @ListResolverConfigs@ request. If you don\'t specify a
-- value for @MaxResults@, up to 100 Resolver configurations are returned.
--
-- 'nextToken', 'listResolverConfigs_nextToken' - (Optional) If the current Amazon Web Services account has more than
-- @MaxResults@ Resolver configurations, use @NextToken@ to get the second
-- and subsequent pages of results.
--
-- For the first @ListResolverConfigs@ request, omit this value.
--
-- For the second and subsequent requests, get the value of @NextToken@
-- from the previous response and specify that value for @NextToken@ in the
-- request.
newListResolverConfigs ::
  ListResolverConfigs
newListResolverConfigs =
  ListResolverConfigs'
    { maxResults = Prelude.Nothing,
      nextToken = Prelude.Nothing
    }

-- | The maximum number of Resolver configurations that you want to return in
-- the response to a @ListResolverConfigs@ request. If you don\'t specify a
-- value for @MaxResults@, up to 100 Resolver configurations are returned.
listResolverConfigs_maxResults :: Lens.Lens' ListResolverConfigs (Prelude.Maybe Prelude.Natural)
listResolverConfigs_maxResults = Lens.lens (\ListResolverConfigs' {maxResults} -> maxResults) (\s@ListResolverConfigs' {} a -> s {maxResults = a} :: ListResolverConfigs)

-- | (Optional) If the current Amazon Web Services account has more than
-- @MaxResults@ Resolver configurations, use @NextToken@ to get the second
-- and subsequent pages of results.
--
-- For the first @ListResolverConfigs@ request, omit this value.
--
-- For the second and subsequent requests, get the value of @NextToken@
-- from the previous response and specify that value for @NextToken@ in the
-- request.
listResolverConfigs_nextToken :: Lens.Lens' ListResolverConfigs (Prelude.Maybe Prelude.Text)
listResolverConfigs_nextToken = Lens.lens (\ListResolverConfigs' {nextToken} -> nextToken) (\s@ListResolverConfigs' {} a -> s {nextToken = a} :: ListResolverConfigs)

instance Core.AWSPager ListResolverConfigs where
  page rq rs
    | Core.stop
        ( rs
            Lens.^? listResolverConfigsResponse_nextToken
            Prelude.. Lens._Just
        ) =
        Prelude.Nothing
    | Core.stop
        ( rs
            Lens.^? listResolverConfigsResponse_resolverConfigs
            Prelude.. Lens._Just
        ) =
        Prelude.Nothing
    | Prelude.otherwise =
        Prelude.Just
          Prelude.$ rq
          Prelude.& listResolverConfigs_nextToken
          Lens..~ rs
          Lens.^? listResolverConfigsResponse_nextToken
          Prelude.. Lens._Just

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

instance Prelude.Hashable ListResolverConfigs where
  hashWithSalt _salt ListResolverConfigs' {..} =
    _salt
      `Prelude.hashWithSalt` maxResults
      `Prelude.hashWithSalt` nextToken

instance Prelude.NFData ListResolverConfigs where
  rnf ListResolverConfigs' {..} =
    Prelude.rnf maxResults
      `Prelude.seq` Prelude.rnf nextToken

instance Data.ToHeaders ListResolverConfigs where
  toHeaders =
    Prelude.const
      ( Prelude.mconcat
          [ "X-Amz-Target"
              Data.=# ( "Route53Resolver.ListResolverConfigs" ::
                          Prelude.ByteString
                      ),
            "Content-Type"
              Data.=# ( "application/x-amz-json-1.1" ::
                          Prelude.ByteString
                      )
          ]
      )

instance Data.ToJSON ListResolverConfigs where
  toJSON ListResolverConfigs' {..} =
    Data.object
      ( Prelude.catMaybes
          [ ("MaxResults" Data..=) Prelude.<$> maxResults,
            ("NextToken" Data..=) Prelude.<$> nextToken
          ]
      )

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

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

-- | /See:/ 'newListResolverConfigsResponse' smart constructor.
data ListResolverConfigsResponse = ListResolverConfigsResponse'
  { -- | If a response includes the last of the Resolver configurations that are
    -- associated with the current Amazon Web Services account, @NextToken@
    -- doesn\'t appear in the response.
    --
    -- If a response doesn\'t include the last of the configurations, you can
    -- get more configurations by submitting another @ListResolverConfigs@
    -- request. Get the value of @NextToken@ that Amazon Route 53 returned in
    -- the previous response and include it in @NextToken@ in the next request.
    nextToken :: Prelude.Maybe Prelude.Text,
    -- | An array that contains one @ResolverConfigs@ element for each Resolver
    -- configuration that is associated with the current Amazon Web Services
    -- account.
    resolverConfigs :: Prelude.Maybe [ResolverConfig],
    -- | The response's http status code.
    httpStatus :: Prelude.Int
  }
  deriving (Prelude.Eq, Prelude.Read, Prelude.Show, Prelude.Generic)

-- |
-- Create a value of 'ListResolverConfigsResponse' 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', 'listResolverConfigsResponse_nextToken' - If a response includes the last of the Resolver configurations that are
-- associated with the current Amazon Web Services account, @NextToken@
-- doesn\'t appear in the response.
--
-- If a response doesn\'t include the last of the configurations, you can
-- get more configurations by submitting another @ListResolverConfigs@
-- request. Get the value of @NextToken@ that Amazon Route 53 returned in
-- the previous response and include it in @NextToken@ in the next request.
--
-- 'resolverConfigs', 'listResolverConfigsResponse_resolverConfigs' - An array that contains one @ResolverConfigs@ element for each Resolver
-- configuration that is associated with the current Amazon Web Services
-- account.
--
-- 'httpStatus', 'listResolverConfigsResponse_httpStatus' - The response's http status code.
newListResolverConfigsResponse ::
  -- | 'httpStatus'
  Prelude.Int ->
  ListResolverConfigsResponse
newListResolverConfigsResponse pHttpStatus_ =
  ListResolverConfigsResponse'
    { nextToken =
        Prelude.Nothing,
      resolverConfigs = Prelude.Nothing,
      httpStatus = pHttpStatus_
    }

-- | If a response includes the last of the Resolver configurations that are
-- associated with the current Amazon Web Services account, @NextToken@
-- doesn\'t appear in the response.
--
-- If a response doesn\'t include the last of the configurations, you can
-- get more configurations by submitting another @ListResolverConfigs@
-- request. Get the value of @NextToken@ that Amazon Route 53 returned in
-- the previous response and include it in @NextToken@ in the next request.
listResolverConfigsResponse_nextToken :: Lens.Lens' ListResolverConfigsResponse (Prelude.Maybe Prelude.Text)
listResolverConfigsResponse_nextToken = Lens.lens (\ListResolverConfigsResponse' {nextToken} -> nextToken) (\s@ListResolverConfigsResponse' {} a -> s {nextToken = a} :: ListResolverConfigsResponse)

-- | An array that contains one @ResolverConfigs@ element for each Resolver
-- configuration that is associated with the current Amazon Web Services
-- account.
listResolverConfigsResponse_resolverConfigs :: Lens.Lens' ListResolverConfigsResponse (Prelude.Maybe [ResolverConfig])
listResolverConfigsResponse_resolverConfigs = Lens.lens (\ListResolverConfigsResponse' {resolverConfigs} -> resolverConfigs) (\s@ListResolverConfigsResponse' {} a -> s {resolverConfigs = a} :: ListResolverConfigsResponse) Prelude.. Lens.mapping Lens.coerced

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

instance Prelude.NFData ListResolverConfigsResponse where
  rnf ListResolverConfigsResponse' {..} =
    Prelude.rnf nextToken
      `Prelude.seq` Prelude.rnf resolverConfigs
      `Prelude.seq` Prelude.rnf httpStatus