{-# 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.Glue.GetCrawler
-- 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 metadata for a specified crawler.
module Amazonka.Glue.GetCrawler
  ( -- * Creating a Request
    GetCrawler (..),
    newGetCrawler,

    -- * Request Lenses
    getCrawler_name,

    -- * Destructuring the Response
    GetCrawlerResponse (..),
    newGetCrawlerResponse,

    -- * Response Lenses
    getCrawlerResponse_crawler,
    getCrawlerResponse_httpStatus,
  )
where

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

-- | /See:/ 'newGetCrawler' smart constructor.
data GetCrawler = GetCrawler'
  { -- | The name of the crawler to retrieve metadata for.
    name :: Prelude.Text
  }
  deriving (Prelude.Eq, Prelude.Read, Prelude.Show, Prelude.Generic)

-- |
-- Create a value of 'GetCrawler' 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:
--
-- 'name', 'getCrawler_name' - The name of the crawler to retrieve metadata for.
newGetCrawler ::
  -- | 'name'
  Prelude.Text ->
  GetCrawler
newGetCrawler pName_ = GetCrawler' {name = pName_}

-- | The name of the crawler to retrieve metadata for.
getCrawler_name :: Lens.Lens' GetCrawler Prelude.Text
getCrawler_name = Lens.lens (\GetCrawler' {name} -> name) (\s@GetCrawler' {} a -> s {name = a} :: GetCrawler)

instance Core.AWSRequest GetCrawler where
  type AWSResponse GetCrawler = GetCrawlerResponse
  request overrides =
    Request.postJSON (overrides defaultService)
  response =
    Response.receiveJSON
      ( \s h x ->
          GetCrawlerResponse'
            Prelude.<$> (x Data..?> "Crawler")
            Prelude.<*> (Prelude.pure (Prelude.fromEnum s))
      )

instance Prelude.Hashable GetCrawler where
  hashWithSalt _salt GetCrawler' {..} =
    _salt `Prelude.hashWithSalt` name

instance Prelude.NFData GetCrawler where
  rnf GetCrawler' {..} = Prelude.rnf name

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

instance Data.ToJSON GetCrawler where
  toJSON GetCrawler' {..} =
    Data.object
      ( Prelude.catMaybes
          [Prelude.Just ("Name" Data..= name)]
      )

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

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

-- | /See:/ 'newGetCrawlerResponse' smart constructor.
data GetCrawlerResponse = GetCrawlerResponse'
  { -- | The metadata for the specified crawler.
    crawler :: Prelude.Maybe Crawler,
    -- | The response's http status code.
    httpStatus :: Prelude.Int
  }
  deriving (Prelude.Eq, Prelude.Read, Prelude.Show, Prelude.Generic)

-- |
-- Create a value of 'GetCrawlerResponse' 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:
--
-- 'crawler', 'getCrawlerResponse_crawler' - The metadata for the specified crawler.
--
-- 'httpStatus', 'getCrawlerResponse_httpStatus' - The response's http status code.
newGetCrawlerResponse ::
  -- | 'httpStatus'
  Prelude.Int ->
  GetCrawlerResponse
newGetCrawlerResponse pHttpStatus_ =
  GetCrawlerResponse'
    { crawler = Prelude.Nothing,
      httpStatus = pHttpStatus_
    }

-- | The metadata for the specified crawler.
getCrawlerResponse_crawler :: Lens.Lens' GetCrawlerResponse (Prelude.Maybe Crawler)
getCrawlerResponse_crawler = Lens.lens (\GetCrawlerResponse' {crawler} -> crawler) (\s@GetCrawlerResponse' {} a -> s {crawler = a} :: GetCrawlerResponse)

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

instance Prelude.NFData GetCrawlerResponse where
  rnf GetCrawlerResponse' {..} =
    Prelude.rnf crawler
      `Prelude.seq` Prelude.rnf httpStatus