{-# 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.ElasticSearch.ListTags
-- 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 all tags for the given Elasticsearch domain.
module Amazonka.ElasticSearch.ListTags
  ( -- * Creating a Request
    ListTags (..),
    newListTags,

    -- * Request Lenses
    listTags_arn,

    -- * Destructuring the Response
    ListTagsResponse (..),
    newListTagsResponse,

    -- * Response Lenses
    listTagsResponse_tagList,
    listTagsResponse_httpStatus,
  )
where

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

-- | Container for the parameters to the @ListTags@ operation. Specify the
-- @ARN@ for the Elasticsearch domain to which the tags are attached that
-- you want to view are attached.
--
-- /See:/ 'newListTags' smart constructor.
data ListTags = ListTags'
  { -- | Specify the @ARN@ for the Elasticsearch domain to which the tags are
    -- attached that you want to view.
    arn :: Prelude.Text
  }
  deriving (Prelude.Eq, Prelude.Read, Prelude.Show, Prelude.Generic)

-- |
-- Create a value of 'ListTags' 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:
--
-- 'arn', 'listTags_arn' - Specify the @ARN@ for the Elasticsearch domain to which the tags are
-- attached that you want to view.
newListTags ::
  -- | 'arn'
  Prelude.Text ->
  ListTags
newListTags pARN_ = ListTags' {arn = pARN_}

-- | Specify the @ARN@ for the Elasticsearch domain to which the tags are
-- attached that you want to view.
listTags_arn :: Lens.Lens' ListTags Prelude.Text
listTags_arn = Lens.lens (\ListTags' {arn} -> arn) (\s@ListTags' {} a -> s {arn = a} :: ListTags)

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

instance Prelude.Hashable ListTags where
  hashWithSalt _salt ListTags' {..} =
    _salt `Prelude.hashWithSalt` arn

instance Prelude.NFData ListTags where
  rnf ListTags' {..} = Prelude.rnf arn

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

instance Data.ToPath ListTags where
  toPath = Prelude.const "/2015-01-01/tags/"

instance Data.ToQuery ListTags where
  toQuery ListTags' {..} =
    Prelude.mconcat ["arn" Data.=: arn]

-- | The result of a @ListTags@ operation. Contains tags for all requested
-- Elasticsearch domains.
--
-- /See:/ 'newListTagsResponse' smart constructor.
data ListTagsResponse = ListTagsResponse'
  { -- | List of @Tag@ for the requested Elasticsearch domain.
    tagList :: Prelude.Maybe [Tag],
    -- | The response's http status code.
    httpStatus :: Prelude.Int
  }
  deriving (Prelude.Eq, Prelude.Read, Prelude.Show, Prelude.Generic)

-- |
-- Create a value of 'ListTagsResponse' 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:
--
-- 'tagList', 'listTagsResponse_tagList' - List of @Tag@ for the requested Elasticsearch domain.
--
-- 'httpStatus', 'listTagsResponse_httpStatus' - The response's http status code.
newListTagsResponse ::
  -- | 'httpStatus'
  Prelude.Int ->
  ListTagsResponse
newListTagsResponse pHttpStatus_ =
  ListTagsResponse'
    { tagList = Prelude.Nothing,
      httpStatus = pHttpStatus_
    }

-- | List of @Tag@ for the requested Elasticsearch domain.
listTagsResponse_tagList :: Lens.Lens' ListTagsResponse (Prelude.Maybe [Tag])
listTagsResponse_tagList = Lens.lens (\ListTagsResponse' {tagList} -> tagList) (\s@ListTagsResponse' {} a -> s {tagList = a} :: ListTagsResponse) Prelude.. Lens.mapping Lens.coerced

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

instance Prelude.NFData ListTagsResponse where
  rnf ListTagsResponse' {..} =
    Prelude.rnf tagList
      `Prelude.seq` Prelude.rnf httpStatus