{-# 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.ServiceQuotas.ListServiceQuotas
-- 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 applied quota values for the specified AWS service. For some
-- quotas, only the default values are available. If the applied quota
-- value is not available for a quota, the quota is not retrieved.
--
-- This operation returns paginated results.
module Amazonka.ServiceQuotas.ListServiceQuotas
  ( -- * Creating a Request
    ListServiceQuotas (..),
    newListServiceQuotas,

    -- * Request Lenses
    listServiceQuotas_maxResults,
    listServiceQuotas_nextToken,
    listServiceQuotas_serviceCode,

    -- * Destructuring the Response
    ListServiceQuotasResponse (..),
    newListServiceQuotasResponse,

    -- * Response Lenses
    listServiceQuotasResponse_nextToken,
    listServiceQuotasResponse_quotas,
    listServiceQuotasResponse_httpStatus,
  )
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 qualified Amazonka.Request as Request
import qualified Amazonka.Response as Response
import Amazonka.ServiceQuotas.Types

-- | /See:/ 'newListServiceQuotas' smart constructor.
data ListServiceQuotas = ListServiceQuotas'
  { -- | The maximum number of results to return with a single call. To retrieve
    -- the remaining results, if any, make another call with the token returned
    -- from this call.
    maxResults :: Prelude.Maybe Prelude.Natural,
    -- | The token for the next page of results.
    nextToken :: Prelude.Maybe Prelude.Text,
    -- | The service identifier.
    serviceCode :: Prelude.Text
  }
  deriving (Prelude.Eq, Prelude.Read, Prelude.Show, Prelude.Generic)

-- |
-- Create a value of 'ListServiceQuotas' 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', 'listServiceQuotas_maxResults' - The maximum number of results to return with a single call. To retrieve
-- the remaining results, if any, make another call with the token returned
-- from this call.
--
-- 'nextToken', 'listServiceQuotas_nextToken' - The token for the next page of results.
--
-- 'serviceCode', 'listServiceQuotas_serviceCode' - The service identifier.
newListServiceQuotas ::
  -- | 'serviceCode'
  Prelude.Text ->
  ListServiceQuotas
newListServiceQuotas pServiceCode_ =
  ListServiceQuotas'
    { maxResults = Prelude.Nothing,
      nextToken = Prelude.Nothing,
      serviceCode = pServiceCode_
    }

-- | The maximum number of results to return with a single call. To retrieve
-- the remaining results, if any, make another call with the token returned
-- from this call.
listServiceQuotas_maxResults :: Lens.Lens' ListServiceQuotas (Prelude.Maybe Prelude.Natural)
listServiceQuotas_maxResults = Lens.lens (\ListServiceQuotas' {maxResults} -> maxResults) (\s@ListServiceQuotas' {} a -> s {maxResults = a} :: ListServiceQuotas)

-- | The token for the next page of results.
listServiceQuotas_nextToken :: Lens.Lens' ListServiceQuotas (Prelude.Maybe Prelude.Text)
listServiceQuotas_nextToken = Lens.lens (\ListServiceQuotas' {nextToken} -> nextToken) (\s@ListServiceQuotas' {} a -> s {nextToken = a} :: ListServiceQuotas)

-- | The service identifier.
listServiceQuotas_serviceCode :: Lens.Lens' ListServiceQuotas Prelude.Text
listServiceQuotas_serviceCode = Lens.lens (\ListServiceQuotas' {serviceCode} -> serviceCode) (\s@ListServiceQuotas' {} a -> s {serviceCode = a} :: ListServiceQuotas)

instance Core.AWSPager ListServiceQuotas where
  page rq rs
    | Core.stop
        ( rs
            Lens.^? listServiceQuotasResponse_nextToken
            Prelude.. Lens._Just
        ) =
        Prelude.Nothing
    | Core.stop
        ( rs
            Lens.^? listServiceQuotasResponse_quotas
            Prelude.. Lens._Just
        ) =
        Prelude.Nothing
    | Prelude.otherwise =
        Prelude.Just
          Prelude.$ rq
          Prelude.& listServiceQuotas_nextToken
          Lens..~ rs
          Lens.^? listServiceQuotasResponse_nextToken
          Prelude.. Lens._Just

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

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

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

instance Data.ToHeaders ListServiceQuotas where
  toHeaders =
    Prelude.const
      ( Prelude.mconcat
          [ "X-Amz-Target"
              Data.=# ( "ServiceQuotasV20190624.ListServiceQuotas" ::
                          Prelude.ByteString
                      ),
            "Content-Type"
              Data.=# ( "application/x-amz-json-1.1" ::
                          Prelude.ByteString
                      )
          ]
      )

instance Data.ToJSON ListServiceQuotas where
  toJSON ListServiceQuotas' {..} =
    Data.object
      ( Prelude.catMaybes
          [ ("MaxResults" Data..=) Prelude.<$> maxResults,
            ("NextToken" Data..=) Prelude.<$> nextToken,
            Prelude.Just ("ServiceCode" Data..= serviceCode)
          ]
      )

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

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

-- | /See:/ 'newListServiceQuotasResponse' smart constructor.
data ListServiceQuotasResponse = ListServiceQuotasResponse'
  { -- | The token to use to retrieve the next page of results. This value is
    -- null when there are no more results to return.
    nextToken :: Prelude.Maybe Prelude.Text,
    -- | Information about the quotas.
    quotas :: Prelude.Maybe [ServiceQuota],
    -- | The response's http status code.
    httpStatus :: Prelude.Int
  }
  deriving (Prelude.Eq, Prelude.Read, Prelude.Show, Prelude.Generic)

-- |
-- Create a value of 'ListServiceQuotasResponse' 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', 'listServiceQuotasResponse_nextToken' - The token to use to retrieve the next page of results. This value is
-- null when there are no more results to return.
--
-- 'quotas', 'listServiceQuotasResponse_quotas' - Information about the quotas.
--
-- 'httpStatus', 'listServiceQuotasResponse_httpStatus' - The response's http status code.
newListServiceQuotasResponse ::
  -- | 'httpStatus'
  Prelude.Int ->
  ListServiceQuotasResponse
newListServiceQuotasResponse pHttpStatus_ =
  ListServiceQuotasResponse'
    { nextToken =
        Prelude.Nothing,
      quotas = Prelude.Nothing,
      httpStatus = pHttpStatus_
    }

-- | The token to use to retrieve the next page of results. This value is
-- null when there are no more results to return.
listServiceQuotasResponse_nextToken :: Lens.Lens' ListServiceQuotasResponse (Prelude.Maybe Prelude.Text)
listServiceQuotasResponse_nextToken = Lens.lens (\ListServiceQuotasResponse' {nextToken} -> nextToken) (\s@ListServiceQuotasResponse' {} a -> s {nextToken = a} :: ListServiceQuotasResponse)

-- | Information about the quotas.
listServiceQuotasResponse_quotas :: Lens.Lens' ListServiceQuotasResponse (Prelude.Maybe [ServiceQuota])
listServiceQuotasResponse_quotas = Lens.lens (\ListServiceQuotasResponse' {quotas} -> quotas) (\s@ListServiceQuotasResponse' {} a -> s {quotas = a} :: ListServiceQuotasResponse) Prelude.. Lens.mapping Lens.coerced

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

instance Prelude.NFData ListServiceQuotasResponse where
  rnf ListServiceQuotasResponse' {..} =
    Prelude.rnf nextToken
      `Prelude.seq` Prelude.rnf quotas
      `Prelude.seq` Prelude.rnf httpStatus