{-# 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.APIGateway.GetClientCertificates
-- Copyright   : (c) 2013-2023 Brendan Hay
-- License     : Mozilla Public License, v. 2.0.
-- Maintainer  : Brendan Hay
-- Stability   : auto-generated
-- Portability : non-portable (GHC extensions)
--
-- Gets a collection of ClientCertificate resources.
--
-- This operation returns paginated results.
module Amazonka.APIGateway.GetClientCertificates
  ( -- * Creating a Request
    GetClientCertificates (..),
    newGetClientCertificates,

    -- * Request Lenses
    getClientCertificates_limit,
    getClientCertificates_position,

    -- * Destructuring the Response
    GetClientCertificatesResponse (..),
    newGetClientCertificatesResponse,

    -- * Response Lenses
    getClientCertificatesResponse_items,
    getClientCertificatesResponse_position,
    getClientCertificatesResponse_httpStatus,
  )
where

import Amazonka.APIGateway.Types
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

-- | A request to get information about a collection of ClientCertificate
-- resources.
--
-- /See:/ 'newGetClientCertificates' smart constructor.
data GetClientCertificates = GetClientCertificates'
  { -- | The maximum number of returned results per page. The default value is 25
    -- and the maximum value is 500.
    limit :: Prelude.Maybe Prelude.Int,
    -- | The current pagination position in the paged result set.
    position :: Prelude.Maybe Prelude.Text
  }
  deriving (Prelude.Eq, Prelude.Read, Prelude.Show, Prelude.Generic)

-- |
-- Create a value of 'GetClientCertificates' 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:
--
-- 'limit', 'getClientCertificates_limit' - The maximum number of returned results per page. The default value is 25
-- and the maximum value is 500.
--
-- 'position', 'getClientCertificates_position' - The current pagination position in the paged result set.
newGetClientCertificates ::
  GetClientCertificates
newGetClientCertificates =
  GetClientCertificates'
    { limit = Prelude.Nothing,
      position = Prelude.Nothing
    }

-- | The maximum number of returned results per page. The default value is 25
-- and the maximum value is 500.
getClientCertificates_limit :: Lens.Lens' GetClientCertificates (Prelude.Maybe Prelude.Int)
getClientCertificates_limit = Lens.lens (\GetClientCertificates' {limit} -> limit) (\s@GetClientCertificates' {} a -> s {limit = a} :: GetClientCertificates)

-- | The current pagination position in the paged result set.
getClientCertificates_position :: Lens.Lens' GetClientCertificates (Prelude.Maybe Prelude.Text)
getClientCertificates_position = Lens.lens (\GetClientCertificates' {position} -> position) (\s@GetClientCertificates' {} a -> s {position = a} :: GetClientCertificates)

instance Core.AWSPager GetClientCertificates where
  page rq rs
    | Core.stop
        ( rs
            Lens.^? getClientCertificatesResponse_position
            Prelude.. Lens._Just
        ) =
        Prelude.Nothing
    | Core.stop
        ( rs
            Lens.^? getClientCertificatesResponse_items
            Prelude.. Lens._Just
        ) =
        Prelude.Nothing
    | Prelude.otherwise =
        Prelude.Just
          Prelude.$ rq
          Prelude.& getClientCertificates_position
          Lens..~ rs
          Lens.^? getClientCertificatesResponse_position
          Prelude.. Lens._Just

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

instance Prelude.Hashable GetClientCertificates where
  hashWithSalt _salt GetClientCertificates' {..} =
    _salt
      `Prelude.hashWithSalt` limit
      `Prelude.hashWithSalt` position

instance Prelude.NFData GetClientCertificates where
  rnf GetClientCertificates' {..} =
    Prelude.rnf limit
      `Prelude.seq` Prelude.rnf position

instance Data.ToHeaders GetClientCertificates where
  toHeaders =
    Prelude.const
      ( Prelude.mconcat
          [ "Accept"
              Data.=# ("application/json" :: Prelude.ByteString)
          ]
      )

instance Data.ToPath GetClientCertificates where
  toPath = Prelude.const "/clientcertificates"

instance Data.ToQuery GetClientCertificates where
  toQuery GetClientCertificates' {..} =
    Prelude.mconcat
      ["limit" Data.=: limit, "position" Data.=: position]

-- | Represents a collection of ClientCertificate resources.
--
-- /See:/ 'newGetClientCertificatesResponse' smart constructor.
data GetClientCertificatesResponse = GetClientCertificatesResponse'
  { -- | The current page of elements from this collection.
    items :: Prelude.Maybe [ClientCertificate],
    position :: 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 'GetClientCertificatesResponse' 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:
--
-- 'items', 'getClientCertificatesResponse_items' - The current page of elements from this collection.
--
-- 'position', 'getClientCertificatesResponse_position' - Undocumented member.
--
-- 'httpStatus', 'getClientCertificatesResponse_httpStatus' - The response's http status code.
newGetClientCertificatesResponse ::
  -- | 'httpStatus'
  Prelude.Int ->
  GetClientCertificatesResponse
newGetClientCertificatesResponse pHttpStatus_ =
  GetClientCertificatesResponse'
    { items =
        Prelude.Nothing,
      position = Prelude.Nothing,
      httpStatus = pHttpStatus_
    }

-- | The current page of elements from this collection.
getClientCertificatesResponse_items :: Lens.Lens' GetClientCertificatesResponse (Prelude.Maybe [ClientCertificate])
getClientCertificatesResponse_items = Lens.lens (\GetClientCertificatesResponse' {items} -> items) (\s@GetClientCertificatesResponse' {} a -> s {items = a} :: GetClientCertificatesResponse) Prelude.. Lens.mapping Lens.coerced

-- | Undocumented member.
getClientCertificatesResponse_position :: Lens.Lens' GetClientCertificatesResponse (Prelude.Maybe Prelude.Text)
getClientCertificatesResponse_position = Lens.lens (\GetClientCertificatesResponse' {position} -> position) (\s@GetClientCertificatesResponse' {} a -> s {position = a} :: GetClientCertificatesResponse)

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

instance Prelude.NFData GetClientCertificatesResponse where
  rnf GetClientCertificatesResponse' {..} =
    Prelude.rnf items
      `Prelude.seq` Prelude.rnf position
      `Prelude.seq` Prelude.rnf httpStatus