{-# 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.ListConfigurations
-- 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 a list of all configurations.
module Amazonka.MQ.ListConfigurations
  ( -- * Creating a Request
    ListConfigurations (..),
    newListConfigurations,

    -- * Request Lenses
    listConfigurations_maxResults,
    listConfigurations_nextToken,

    -- * Destructuring the Response
    ListConfigurationsResponse (..),
    newListConfigurationsResponse,

    -- * Response Lenses
    listConfigurationsResponse_configurations,
    listConfigurationsResponse_maxResults,
    listConfigurationsResponse_nextToken,
    listConfigurationsResponse_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:/ 'newListConfigurations' smart constructor.
data ListConfigurations = ListConfigurations'
  { -- | The maximum number of brokers that Amazon MQ can return per page (20 by
    -- default). This value must be an integer from 5 to 100.
    maxResults :: Prelude.Maybe Prelude.Natural,
    -- | The token that specifies the next page of results Amazon MQ should
    -- return. To request the first page, leave nextToken empty.
    nextToken :: Prelude.Maybe Prelude.Text
  }
  deriving (Prelude.Eq, Prelude.Read, Prelude.Show, Prelude.Generic)

-- |
-- Create a value of 'ListConfigurations' 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', 'listConfigurations_maxResults' - The maximum number of brokers that Amazon MQ can return per page (20 by
-- default). This value must be an integer from 5 to 100.
--
-- 'nextToken', 'listConfigurations_nextToken' - The token that specifies the next page of results Amazon MQ should
-- return. To request the first page, leave nextToken empty.
newListConfigurations ::
  ListConfigurations
newListConfigurations =
  ListConfigurations'
    { maxResults = Prelude.Nothing,
      nextToken = Prelude.Nothing
    }

-- | The maximum number of brokers that Amazon MQ can return per page (20 by
-- default). This value must be an integer from 5 to 100.
listConfigurations_maxResults :: Lens.Lens' ListConfigurations (Prelude.Maybe Prelude.Natural)
listConfigurations_maxResults = Lens.lens (\ListConfigurations' {maxResults} -> maxResults) (\s@ListConfigurations' {} a -> s {maxResults = a} :: ListConfigurations)

-- | The token that specifies the next page of results Amazon MQ should
-- return. To request the first page, leave nextToken empty.
listConfigurations_nextToken :: Lens.Lens' ListConfigurations (Prelude.Maybe Prelude.Text)
listConfigurations_nextToken = Lens.lens (\ListConfigurations' {nextToken} -> nextToken) (\s@ListConfigurations' {} a -> s {nextToken = a} :: ListConfigurations)

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

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

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

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

instance Data.ToPath ListConfigurations where
  toPath = Prelude.const "/v1/configurations"

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

-- | /See:/ 'newListConfigurationsResponse' smart constructor.
data ListConfigurationsResponse = ListConfigurationsResponse'
  { -- | The list of all revisions for the specified configuration.
    configurations :: Prelude.Maybe [Configuration],
    -- | The maximum number of configurations that Amazon MQ can return per page
    -- (20 by default). This value must be an integer from 5 to 100.
    maxResults :: Prelude.Maybe Prelude.Int,
    -- | The token that specifies the next page of results Amazon MQ should
    -- return. To request the first page, leave nextToken empty.
    nextToken :: Prelude.Maybe Prelude.Text,
    -- | The response's http status code.
    httpStatus :: Prelude.Int
  }
  deriving (Prelude.Eq, Prelude.Read, Prelude.Show, Prelude.Generic)

-- |
-- Create a value of 'ListConfigurationsResponse' 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:
--
-- 'configurations', 'listConfigurationsResponse_configurations' - The list of all revisions for the specified configuration.
--
-- 'maxResults', 'listConfigurationsResponse_maxResults' - The maximum number of configurations that Amazon MQ can return per page
-- (20 by default). This value must be an integer from 5 to 100.
--
-- 'nextToken', 'listConfigurationsResponse_nextToken' - The token that specifies the next page of results Amazon MQ should
-- return. To request the first page, leave nextToken empty.
--
-- 'httpStatus', 'listConfigurationsResponse_httpStatus' - The response's http status code.
newListConfigurationsResponse ::
  -- | 'httpStatus'
  Prelude.Int ->
  ListConfigurationsResponse
newListConfigurationsResponse pHttpStatus_ =
  ListConfigurationsResponse'
    { configurations =
        Prelude.Nothing,
      maxResults = Prelude.Nothing,
      nextToken = Prelude.Nothing,
      httpStatus = pHttpStatus_
    }

-- | The list of all revisions for the specified configuration.
listConfigurationsResponse_configurations :: Lens.Lens' ListConfigurationsResponse (Prelude.Maybe [Configuration])
listConfigurationsResponse_configurations = Lens.lens (\ListConfigurationsResponse' {configurations} -> configurations) (\s@ListConfigurationsResponse' {} a -> s {configurations = a} :: ListConfigurationsResponse) Prelude.. Lens.mapping Lens.coerced

-- | The maximum number of configurations that Amazon MQ can return per page
-- (20 by default). This value must be an integer from 5 to 100.
listConfigurationsResponse_maxResults :: Lens.Lens' ListConfigurationsResponse (Prelude.Maybe Prelude.Int)
listConfigurationsResponse_maxResults = Lens.lens (\ListConfigurationsResponse' {maxResults} -> maxResults) (\s@ListConfigurationsResponse' {} a -> s {maxResults = a} :: ListConfigurationsResponse)

-- | The token that specifies the next page of results Amazon MQ should
-- return. To request the first page, leave nextToken empty.
listConfigurationsResponse_nextToken :: Lens.Lens' ListConfigurationsResponse (Prelude.Maybe Prelude.Text)
listConfigurationsResponse_nextToken = Lens.lens (\ListConfigurationsResponse' {nextToken} -> nextToken) (\s@ListConfigurationsResponse' {} a -> s {nextToken = a} :: ListConfigurationsResponse)

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

instance Prelude.NFData ListConfigurationsResponse where
  rnf ListConfigurationsResponse' {..} =
    Prelude.rnf configurations
      `Prelude.seq` Prelude.rnf maxResults
      `Prelude.seq` Prelude.rnf nextToken
      `Prelude.seq` Prelude.rnf httpStatus