{-# 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.Proton.ListServices
-- Copyright   : (c) 2013-2023 Brendan Hay
-- License     : Mozilla Public License, v. 2.0.
-- Maintainer  : Brendan Hay
-- Stability   : auto-generated
-- Portability : non-portable (GHC extensions)
--
-- List services with summaries of detail data.
--
-- This operation returns paginated results.
module Amazonka.Proton.ListServices
  ( -- * Creating a Request
    ListServices (..),
    newListServices,

    -- * Request Lenses
    listServices_maxResults,
    listServices_nextToken,

    -- * Destructuring the Response
    ListServicesResponse (..),
    newListServicesResponse,

    -- * Response Lenses
    listServicesResponse_nextToken,
    listServicesResponse_httpStatus,
    listServicesResponse_services,
  )
where

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

-- | /See:/ 'newListServices' smart constructor.
data ListServices = ListServices'
  { -- | The maximum number of services to list.
    maxResults :: Prelude.Maybe Prelude.Natural,
    -- | A token that indicates the location of the next service in the array of
    -- services, after the list of services that was previously requested.
    nextToken :: Prelude.Maybe Prelude.Text
  }
  deriving (Prelude.Eq, Prelude.Read, Prelude.Show, Prelude.Generic)

-- |
-- Create a value of 'ListServices' 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', 'listServices_maxResults' - The maximum number of services to list.
--
-- 'nextToken', 'listServices_nextToken' - A token that indicates the location of the next service in the array of
-- services, after the list of services that was previously requested.
newListServices ::
  ListServices
newListServices =
  ListServices'
    { maxResults = Prelude.Nothing,
      nextToken = Prelude.Nothing
    }

-- | The maximum number of services to list.
listServices_maxResults :: Lens.Lens' ListServices (Prelude.Maybe Prelude.Natural)
listServices_maxResults = Lens.lens (\ListServices' {maxResults} -> maxResults) (\s@ListServices' {} a -> s {maxResults = a} :: ListServices)

-- | A token that indicates the location of the next service in the array of
-- services, after the list of services that was previously requested.
listServices_nextToken :: Lens.Lens' ListServices (Prelude.Maybe Prelude.Text)
listServices_nextToken = Lens.lens (\ListServices' {nextToken} -> nextToken) (\s@ListServices' {} a -> s {nextToken = a} :: ListServices)

instance Core.AWSPager ListServices where
  page rq rs
    | Core.stop
        ( rs
            Lens.^? listServicesResponse_nextToken
            Prelude.. Lens._Just
        ) =
        Prelude.Nothing
    | Core.stop
        (rs Lens.^. listServicesResponse_services) =
        Prelude.Nothing
    | Prelude.otherwise =
        Prelude.Just
          Prelude.$ rq
          Prelude.& listServices_nextToken
          Lens..~ rs
          Lens.^? listServicesResponse_nextToken
          Prelude.. Lens._Just

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

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

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

instance Data.ToHeaders ListServices where
  toHeaders =
    Prelude.const
      ( Prelude.mconcat
          [ "X-Amz-Target"
              Data.=# ( "AwsProton20200720.ListServices" ::
                          Prelude.ByteString
                      ),
            "Content-Type"
              Data.=# ( "application/x-amz-json-1.0" ::
                          Prelude.ByteString
                      )
          ]
      )

instance Data.ToJSON ListServices where
  toJSON ListServices' {..} =
    Data.object
      ( Prelude.catMaybes
          [ ("maxResults" Data..=) Prelude.<$> maxResults,
            ("nextToken" Data..=) Prelude.<$> nextToken
          ]
      )

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

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

-- | /See:/ 'newListServicesResponse' smart constructor.
data ListServicesResponse = ListServicesResponse'
  { -- | A token that indicates the location of the next service in the array of
    -- services, after the current requested list of services.
    nextToken :: Prelude.Maybe Prelude.Text,
    -- | The response's http status code.
    httpStatus :: Prelude.Int,
    -- | An array of services with summaries of detail data.
    services :: [ServiceSummary]
  }
  deriving (Prelude.Eq, Prelude.Show, Prelude.Generic)

-- |
-- Create a value of 'ListServicesResponse' 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', 'listServicesResponse_nextToken' - A token that indicates the location of the next service in the array of
-- services, after the current requested list of services.
--
-- 'httpStatus', 'listServicesResponse_httpStatus' - The response's http status code.
--
-- 'services', 'listServicesResponse_services' - An array of services with summaries of detail data.
newListServicesResponse ::
  -- | 'httpStatus'
  Prelude.Int ->
  ListServicesResponse
newListServicesResponse pHttpStatus_ =
  ListServicesResponse'
    { nextToken = Prelude.Nothing,
      httpStatus = pHttpStatus_,
      services = Prelude.mempty
    }

-- | A token that indicates the location of the next service in the array of
-- services, after the current requested list of services.
listServicesResponse_nextToken :: Lens.Lens' ListServicesResponse (Prelude.Maybe Prelude.Text)
listServicesResponse_nextToken = Lens.lens (\ListServicesResponse' {nextToken} -> nextToken) (\s@ListServicesResponse' {} a -> s {nextToken = a} :: ListServicesResponse)

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

-- | An array of services with summaries of detail data.
listServicesResponse_services :: Lens.Lens' ListServicesResponse [ServiceSummary]
listServicesResponse_services = Lens.lens (\ListServicesResponse' {services} -> services) (\s@ListServicesResponse' {} a -> s {services = a} :: ListServicesResponse) Prelude.. Lens.coerced

instance Prelude.NFData ListServicesResponse where
  rnf ListServicesResponse' {..} =
    Prelude.rnf nextToken
      `Prelude.seq` Prelude.rnf httpStatus
      `Prelude.seq` Prelude.rnf services