{-# 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.IoT.ListProvisioningTemplates
-- 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 the provisioning templates in your Amazon Web Services account.
--
-- Requires permission to access the
-- <https://docs.aws.amazon.com/service-authorization/latest/reference/list_awsiot.html#awsiot-actions-as-permissions ListProvisioningTemplates>
-- action.
--
-- This operation returns paginated results.
module Amazonka.IoT.ListProvisioningTemplates
  ( -- * Creating a Request
    ListProvisioningTemplates (..),
    newListProvisioningTemplates,

    -- * Request Lenses
    listProvisioningTemplates_maxResults,
    listProvisioningTemplates_nextToken,

    -- * Destructuring the Response
    ListProvisioningTemplatesResponse (..),
    newListProvisioningTemplatesResponse,

    -- * Response Lenses
    listProvisioningTemplatesResponse_nextToken,
    listProvisioningTemplatesResponse_templates,
    listProvisioningTemplatesResponse_httpStatus,
  )
where

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

-- | /See:/ 'newListProvisioningTemplates' smart constructor.
data ListProvisioningTemplates = ListProvisioningTemplates'
  { -- | The maximum number of results to return at one time.
    maxResults :: Prelude.Maybe Prelude.Natural,
    -- | A token to retrieve the next set of results.
    nextToken :: Prelude.Maybe Prelude.Text
  }
  deriving (Prelude.Eq, Prelude.Read, Prelude.Show, Prelude.Generic)

-- |
-- Create a value of 'ListProvisioningTemplates' 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', 'listProvisioningTemplates_maxResults' - The maximum number of results to return at one time.
--
-- 'nextToken', 'listProvisioningTemplates_nextToken' - A token to retrieve the next set of results.
newListProvisioningTemplates ::
  ListProvisioningTemplates
newListProvisioningTemplates =
  ListProvisioningTemplates'
    { maxResults =
        Prelude.Nothing,
      nextToken = Prelude.Nothing
    }

-- | The maximum number of results to return at one time.
listProvisioningTemplates_maxResults :: Lens.Lens' ListProvisioningTemplates (Prelude.Maybe Prelude.Natural)
listProvisioningTemplates_maxResults = Lens.lens (\ListProvisioningTemplates' {maxResults} -> maxResults) (\s@ListProvisioningTemplates' {} a -> s {maxResults = a} :: ListProvisioningTemplates)

-- | A token to retrieve the next set of results.
listProvisioningTemplates_nextToken :: Lens.Lens' ListProvisioningTemplates (Prelude.Maybe Prelude.Text)
listProvisioningTemplates_nextToken = Lens.lens (\ListProvisioningTemplates' {nextToken} -> nextToken) (\s@ListProvisioningTemplates' {} a -> s {nextToken = a} :: ListProvisioningTemplates)

instance Core.AWSPager ListProvisioningTemplates where
  page rq rs
    | Core.stop
        ( rs
            Lens.^? listProvisioningTemplatesResponse_nextToken
            Prelude.. Lens._Just
        ) =
        Prelude.Nothing
    | Core.stop
        ( rs
            Lens.^? listProvisioningTemplatesResponse_templates
            Prelude.. Lens._Just
        ) =
        Prelude.Nothing
    | Prelude.otherwise =
        Prelude.Just
          Prelude.$ rq
          Prelude.& listProvisioningTemplates_nextToken
          Lens..~ rs
          Lens.^? listProvisioningTemplatesResponse_nextToken
          Prelude.. Lens._Just

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

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

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

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

instance Data.ToPath ListProvisioningTemplates where
  toPath = Prelude.const "/provisioning-templates"

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

-- | /See:/ 'newListProvisioningTemplatesResponse' smart constructor.
data ListProvisioningTemplatesResponse = ListProvisioningTemplatesResponse'
  { -- | A token to retrieve the next set of results.
    nextToken :: Prelude.Maybe Prelude.Text,
    -- | A list of provisioning templates
    templates :: Prelude.Maybe [ProvisioningTemplateSummary],
    -- | The response's http status code.
    httpStatus :: Prelude.Int
  }
  deriving (Prelude.Eq, Prelude.Read, Prelude.Show, Prelude.Generic)

-- |
-- Create a value of 'ListProvisioningTemplatesResponse' 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', 'listProvisioningTemplatesResponse_nextToken' - A token to retrieve the next set of results.
--
-- 'templates', 'listProvisioningTemplatesResponse_templates' - A list of provisioning templates
--
-- 'httpStatus', 'listProvisioningTemplatesResponse_httpStatus' - The response's http status code.
newListProvisioningTemplatesResponse ::
  -- | 'httpStatus'
  Prelude.Int ->
  ListProvisioningTemplatesResponse
newListProvisioningTemplatesResponse pHttpStatus_ =
  ListProvisioningTemplatesResponse'
    { nextToken =
        Prelude.Nothing,
      templates = Prelude.Nothing,
      httpStatus = pHttpStatus_
    }

-- | A token to retrieve the next set of results.
listProvisioningTemplatesResponse_nextToken :: Lens.Lens' ListProvisioningTemplatesResponse (Prelude.Maybe Prelude.Text)
listProvisioningTemplatesResponse_nextToken = Lens.lens (\ListProvisioningTemplatesResponse' {nextToken} -> nextToken) (\s@ListProvisioningTemplatesResponse' {} a -> s {nextToken = a} :: ListProvisioningTemplatesResponse)

-- | A list of provisioning templates
listProvisioningTemplatesResponse_templates :: Lens.Lens' ListProvisioningTemplatesResponse (Prelude.Maybe [ProvisioningTemplateSummary])
listProvisioningTemplatesResponse_templates = Lens.lens (\ListProvisioningTemplatesResponse' {templates} -> templates) (\s@ListProvisioningTemplatesResponse' {} a -> s {templates = a} :: ListProvisioningTemplatesResponse) Prelude.. Lens.mapping Lens.coerced

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

instance
  Prelude.NFData
    ListProvisioningTemplatesResponse
  where
  rnf ListProvisioningTemplatesResponse' {..} =
    Prelude.rnf nextToken
      `Prelude.seq` Prelude.rnf templates
      `Prelude.seq` Prelude.rnf httpStatus