{-# 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.DataBrew.ListRulesets
-- Copyright   : (c) 2013-2023 Brendan Hay
-- License     : Mozilla Public License, v. 2.0.
-- Maintainer  : Brendan Hay
-- Stability   : auto-generated
-- Portability : non-portable (GHC extensions)
--
-- List all rulesets available in the current account or rulesets
-- associated with a specific resource (dataset).
--
-- This operation returns paginated results.
module Amazonka.DataBrew.ListRulesets
  ( -- * Creating a Request
    ListRulesets (..),
    newListRulesets,

    -- * Request Lenses
    listRulesets_maxResults,
    listRulesets_nextToken,
    listRulesets_targetArn,

    -- * Destructuring the Response
    ListRulesetsResponse (..),
    newListRulesetsResponse,

    -- * Response Lenses
    listRulesetsResponse_nextToken,
    listRulesetsResponse_httpStatus,
    listRulesetsResponse_rulesets,
  )
where

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

-- | /See:/ 'newListRulesets' smart constructor.
data ListRulesets = ListRulesets'
  { -- | The maximum number of results to return in this request.
    maxResults :: Prelude.Maybe Prelude.Natural,
    -- | A token generated by DataBrew that specifies where to continue
    -- pagination if a previous request was truncated. To get the next set of
    -- pages, pass in the NextToken value from the response object of the
    -- previous page call.
    nextToken :: Prelude.Maybe Prelude.Text,
    -- | The Amazon Resource Name (ARN) of a resource (dataset). Using this
    -- parameter indicates to return only those rulesets that are associated
    -- with the specified resource.
    targetArn :: Prelude.Maybe Prelude.Text
  }
  deriving (Prelude.Eq, Prelude.Read, Prelude.Show, Prelude.Generic)

-- |
-- Create a value of 'ListRulesets' 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', 'listRulesets_maxResults' - The maximum number of results to return in this request.
--
-- 'nextToken', 'listRulesets_nextToken' - A token generated by DataBrew that specifies where to continue
-- pagination if a previous request was truncated. To get the next set of
-- pages, pass in the NextToken value from the response object of the
-- previous page call.
--
-- 'targetArn', 'listRulesets_targetArn' - The Amazon Resource Name (ARN) of a resource (dataset). Using this
-- parameter indicates to return only those rulesets that are associated
-- with the specified resource.
newListRulesets ::
  ListRulesets
newListRulesets =
  ListRulesets'
    { maxResults = Prelude.Nothing,
      nextToken = Prelude.Nothing,
      targetArn = Prelude.Nothing
    }

-- | The maximum number of results to return in this request.
listRulesets_maxResults :: Lens.Lens' ListRulesets (Prelude.Maybe Prelude.Natural)
listRulesets_maxResults = Lens.lens (\ListRulesets' {maxResults} -> maxResults) (\s@ListRulesets' {} a -> s {maxResults = a} :: ListRulesets)

-- | A token generated by DataBrew that specifies where to continue
-- pagination if a previous request was truncated. To get the next set of
-- pages, pass in the NextToken value from the response object of the
-- previous page call.
listRulesets_nextToken :: Lens.Lens' ListRulesets (Prelude.Maybe Prelude.Text)
listRulesets_nextToken = Lens.lens (\ListRulesets' {nextToken} -> nextToken) (\s@ListRulesets' {} a -> s {nextToken = a} :: ListRulesets)

-- | The Amazon Resource Name (ARN) of a resource (dataset). Using this
-- parameter indicates to return only those rulesets that are associated
-- with the specified resource.
listRulesets_targetArn :: Lens.Lens' ListRulesets (Prelude.Maybe Prelude.Text)
listRulesets_targetArn = Lens.lens (\ListRulesets' {targetArn} -> targetArn) (\s@ListRulesets' {} a -> s {targetArn = a} :: ListRulesets)

instance Core.AWSPager ListRulesets where
  page rq rs
    | Core.stop
        ( rs
            Lens.^? listRulesetsResponse_nextToken
            Prelude.. Lens._Just
        ) =
        Prelude.Nothing
    | Core.stop
        (rs Lens.^. listRulesetsResponse_rulesets) =
        Prelude.Nothing
    | Prelude.otherwise =
        Prelude.Just
          Prelude.$ rq
          Prelude.& listRulesets_nextToken
          Lens..~ rs
          Lens.^? listRulesetsResponse_nextToken
          Prelude.. Lens._Just

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

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

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

instance Data.ToHeaders ListRulesets where
  toHeaders =
    Prelude.const
      ( Prelude.mconcat
          [ "Content-Type"
              Data.=# ( "application/x-amz-json-1.1" ::
                          Prelude.ByteString
                      )
          ]
      )

instance Data.ToPath ListRulesets where
  toPath = Prelude.const "/rulesets"

instance Data.ToQuery ListRulesets where
  toQuery ListRulesets' {..} =
    Prelude.mconcat
      [ "maxResults" Data.=: maxResults,
        "nextToken" Data.=: nextToken,
        "targetArn" Data.=: targetArn
      ]

-- | /See:/ 'newListRulesetsResponse' smart constructor.
data ListRulesetsResponse = ListRulesetsResponse'
  { -- | A token that you can use in a subsequent call to retrieve the next set
    -- of results.
    nextToken :: Prelude.Maybe Prelude.Text,
    -- | The response's http status code.
    httpStatus :: Prelude.Int,
    -- | A list of RulesetItem. RulesetItem contains meta data of a ruleset.
    rulesets :: [RulesetItem]
  }
  deriving (Prelude.Eq, Prelude.Read, Prelude.Show, Prelude.Generic)

-- |
-- Create a value of 'ListRulesetsResponse' 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', 'listRulesetsResponse_nextToken' - A token that you can use in a subsequent call to retrieve the next set
-- of results.
--
-- 'httpStatus', 'listRulesetsResponse_httpStatus' - The response's http status code.
--
-- 'rulesets', 'listRulesetsResponse_rulesets' - A list of RulesetItem. RulesetItem contains meta data of a ruleset.
newListRulesetsResponse ::
  -- | 'httpStatus'
  Prelude.Int ->
  ListRulesetsResponse
newListRulesetsResponse pHttpStatus_ =
  ListRulesetsResponse'
    { nextToken = Prelude.Nothing,
      httpStatus = pHttpStatus_,
      rulesets = Prelude.mempty
    }

-- | A token that you can use in a subsequent call to retrieve the next set
-- of results.
listRulesetsResponse_nextToken :: Lens.Lens' ListRulesetsResponse (Prelude.Maybe Prelude.Text)
listRulesetsResponse_nextToken = Lens.lens (\ListRulesetsResponse' {nextToken} -> nextToken) (\s@ListRulesetsResponse' {} a -> s {nextToken = a} :: ListRulesetsResponse)

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

-- | A list of RulesetItem. RulesetItem contains meta data of a ruleset.
listRulesetsResponse_rulesets :: Lens.Lens' ListRulesetsResponse [RulesetItem]
listRulesetsResponse_rulesets = Lens.lens (\ListRulesetsResponse' {rulesets} -> rulesets) (\s@ListRulesetsResponse' {} a -> s {rulesets = a} :: ListRulesetsResponse) Prelude.. Lens.coerced

instance Prelude.NFData ListRulesetsResponse where
  rnf ListRulesetsResponse' {..} =
    Prelude.rnf nextToken
      `Prelude.seq` Prelude.rnf httpStatus
      `Prelude.seq` Prelude.rnf rulesets