{-# 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.MQ.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)
--
-- Lists tags for a resource.
module Amazonka.MQ.ListTags
  ( -- * Creating a Request
    ListTags (..),
    newListTags,

    -- * Request Lenses
    listTags_resourceArn,

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

    -- * Response Lenses
    listTagsResponse_tags,
    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.MQ.Types
import qualified Amazonka.Prelude as Prelude
import qualified Amazonka.Request as Request
import qualified Amazonka.Response as Response

-- | /See:/ 'newListTags' smart constructor.
data ListTags = ListTags'
  { -- | The Amazon Resource Name (ARN) of the resource tag.
    resourceArn :: 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:
--
-- 'resourceArn', 'listTags_resourceArn' - The Amazon Resource Name (ARN) of the resource tag.
newListTags ::
  -- | 'resourceArn'
  Prelude.Text ->
  ListTags
newListTags pResourceArn_ =
  ListTags' {resourceArn = pResourceArn_}

-- | The Amazon Resource Name (ARN) of the resource tag.
listTags_resourceArn :: Lens.Lens' ListTags Prelude.Text
listTags_resourceArn = Lens.lens (\ListTags' {resourceArn} -> resourceArn) (\s@ListTags' {} a -> s {resourceArn = 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..?> "tags" Core..!@ Prelude.mempty)
            Prelude.<*> (Prelude.pure (Prelude.fromEnum s))
      )

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

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

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

instance Data.ToPath ListTags where
  toPath ListTags' {..} =
    Prelude.mconcat
      ["/v1/tags/", Data.toBS resourceArn]

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

-- | /See:/ 'newListTagsResponse' smart constructor.
data ListTagsResponse = ListTagsResponse'
  { -- | The key-value pair for the resource tag.
    tags :: Prelude.Maybe (Prelude.HashMap Prelude.Text Prelude.Text),
    -- | 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:
--
-- 'tags', 'listTagsResponse_tags' - The key-value pair for the resource tag.
--
-- 'httpStatus', 'listTagsResponse_httpStatus' - The response's http status code.
newListTagsResponse ::
  -- | 'httpStatus'
  Prelude.Int ->
  ListTagsResponse
newListTagsResponse pHttpStatus_ =
  ListTagsResponse'
    { tags = Prelude.Nothing,
      httpStatus = pHttpStatus_
    }

-- | The key-value pair for the resource tag.
listTagsResponse_tags :: Lens.Lens' ListTagsResponse (Prelude.Maybe (Prelude.HashMap Prelude.Text Prelude.Text))
listTagsResponse_tags = Lens.lens (\ListTagsResponse' {tags} -> tags) (\s@ListTagsResponse' {} a -> s {tags = 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 tags
      `Prelude.seq` Prelude.rnf httpStatus