{-# 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.Lightsail.GetKeyPairs
-- 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 information about all key pairs in the user\'s account.
--
-- This operation returns paginated results.
module Amazonka.Lightsail.GetKeyPairs
  ( -- * Creating a Request
    GetKeyPairs (..),
    newGetKeyPairs,

    -- * Request Lenses
    getKeyPairs_includeDefaultKeyPair,
    getKeyPairs_pageToken,

    -- * Destructuring the Response
    GetKeyPairsResponse (..),
    newGetKeyPairsResponse,

    -- * Response Lenses
    getKeyPairsResponse_keyPairs,
    getKeyPairsResponse_nextPageToken,
    getKeyPairsResponse_httpStatus,
  )
where

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

-- | /See:/ 'newGetKeyPairs' smart constructor.
data GetKeyPairs = GetKeyPairs'
  { -- | A Boolean value that indicates whether to include the default key pair
    -- in the response of your request.
    includeDefaultKeyPair :: Prelude.Maybe Prelude.Bool,
    -- | The token to advance to the next page of results from your request.
    --
    -- To get a page token, perform an initial @GetKeyPairs@ request. If your
    -- results are paginated, the response will return a next page token that
    -- you can specify as the page token in a subsequent request.
    pageToken :: Prelude.Maybe Prelude.Text
  }
  deriving (Prelude.Eq, Prelude.Read, Prelude.Show, Prelude.Generic)

-- |
-- Create a value of 'GetKeyPairs' 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:
--
-- 'includeDefaultKeyPair', 'getKeyPairs_includeDefaultKeyPair' - A Boolean value that indicates whether to include the default key pair
-- in the response of your request.
--
-- 'pageToken', 'getKeyPairs_pageToken' - The token to advance to the next page of results from your request.
--
-- To get a page token, perform an initial @GetKeyPairs@ request. If your
-- results are paginated, the response will return a next page token that
-- you can specify as the page token in a subsequent request.
newGetKeyPairs ::
  GetKeyPairs
newGetKeyPairs =
  GetKeyPairs'
    { includeDefaultKeyPair =
        Prelude.Nothing,
      pageToken = Prelude.Nothing
    }

-- | A Boolean value that indicates whether to include the default key pair
-- in the response of your request.
getKeyPairs_includeDefaultKeyPair :: Lens.Lens' GetKeyPairs (Prelude.Maybe Prelude.Bool)
getKeyPairs_includeDefaultKeyPair = Lens.lens (\GetKeyPairs' {includeDefaultKeyPair} -> includeDefaultKeyPair) (\s@GetKeyPairs' {} a -> s {includeDefaultKeyPair = a} :: GetKeyPairs)

-- | The token to advance to the next page of results from your request.
--
-- To get a page token, perform an initial @GetKeyPairs@ request. If your
-- results are paginated, the response will return a next page token that
-- you can specify as the page token in a subsequent request.
getKeyPairs_pageToken :: Lens.Lens' GetKeyPairs (Prelude.Maybe Prelude.Text)
getKeyPairs_pageToken = Lens.lens (\GetKeyPairs' {pageToken} -> pageToken) (\s@GetKeyPairs' {} a -> s {pageToken = a} :: GetKeyPairs)

instance Core.AWSPager GetKeyPairs where
  page rq rs
    | Core.stop
        ( rs
            Lens.^? getKeyPairsResponse_nextPageToken
            Prelude.. Lens._Just
        ) =
        Prelude.Nothing
    | Core.stop
        ( rs
            Lens.^? getKeyPairsResponse_keyPairs
            Prelude.. Lens._Just
        ) =
        Prelude.Nothing
    | Prelude.otherwise =
        Prelude.Just
          Prelude.$ rq
          Prelude.& getKeyPairs_pageToken
          Lens..~ rs
          Lens.^? getKeyPairsResponse_nextPageToken
          Prelude.. Lens._Just

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

instance Prelude.Hashable GetKeyPairs where
  hashWithSalt _salt GetKeyPairs' {..} =
    _salt
      `Prelude.hashWithSalt` includeDefaultKeyPair
      `Prelude.hashWithSalt` pageToken

instance Prelude.NFData GetKeyPairs where
  rnf GetKeyPairs' {..} =
    Prelude.rnf includeDefaultKeyPair
      `Prelude.seq` Prelude.rnf pageToken

instance Data.ToHeaders GetKeyPairs where
  toHeaders =
    Prelude.const
      ( Prelude.mconcat
          [ "X-Amz-Target"
              Data.=# ( "Lightsail_20161128.GetKeyPairs" ::
                          Prelude.ByteString
                      ),
            "Content-Type"
              Data.=# ( "application/x-amz-json-1.1" ::
                          Prelude.ByteString
                      )
          ]
      )

instance Data.ToJSON GetKeyPairs where
  toJSON GetKeyPairs' {..} =
    Data.object
      ( Prelude.catMaybes
          [ ("includeDefaultKeyPair" Data..=)
              Prelude.<$> includeDefaultKeyPair,
            ("pageToken" Data..=) Prelude.<$> pageToken
          ]
      )

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

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

-- | /See:/ 'newGetKeyPairsResponse' smart constructor.
data GetKeyPairsResponse = GetKeyPairsResponse'
  { -- | An array of key-value pairs containing information about the key pairs.
    keyPairs :: Prelude.Maybe [KeyPair],
    -- | The token to advance to the next page of results from your request.
    --
    -- A next page token is not returned if there are no more results to
    -- display.
    --
    -- To get the next page of results, perform another @GetKeyPairs@ request
    -- and specify the next page token using the @pageToken@ parameter.
    nextPageToken :: 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 'GetKeyPairsResponse' 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:
--
-- 'keyPairs', 'getKeyPairsResponse_keyPairs' - An array of key-value pairs containing information about the key pairs.
--
-- 'nextPageToken', 'getKeyPairsResponse_nextPageToken' - The token to advance to the next page of results from your request.
--
-- A next page token is not returned if there are no more results to
-- display.
--
-- To get the next page of results, perform another @GetKeyPairs@ request
-- and specify the next page token using the @pageToken@ parameter.
--
-- 'httpStatus', 'getKeyPairsResponse_httpStatus' - The response's http status code.
newGetKeyPairsResponse ::
  -- | 'httpStatus'
  Prelude.Int ->
  GetKeyPairsResponse
newGetKeyPairsResponse pHttpStatus_ =
  GetKeyPairsResponse'
    { keyPairs = Prelude.Nothing,
      nextPageToken = Prelude.Nothing,
      httpStatus = pHttpStatus_
    }

-- | An array of key-value pairs containing information about the key pairs.
getKeyPairsResponse_keyPairs :: Lens.Lens' GetKeyPairsResponse (Prelude.Maybe [KeyPair])
getKeyPairsResponse_keyPairs = Lens.lens (\GetKeyPairsResponse' {keyPairs} -> keyPairs) (\s@GetKeyPairsResponse' {} a -> s {keyPairs = a} :: GetKeyPairsResponse) Prelude.. Lens.mapping Lens.coerced

-- | The token to advance to the next page of results from your request.
--
-- A next page token is not returned if there are no more results to
-- display.
--
-- To get the next page of results, perform another @GetKeyPairs@ request
-- and specify the next page token using the @pageToken@ parameter.
getKeyPairsResponse_nextPageToken :: Lens.Lens' GetKeyPairsResponse (Prelude.Maybe Prelude.Text)
getKeyPairsResponse_nextPageToken = Lens.lens (\GetKeyPairsResponse' {nextPageToken} -> nextPageToken) (\s@GetKeyPairsResponse' {} a -> s {nextPageToken = a} :: GetKeyPairsResponse)

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

instance Prelude.NFData GetKeyPairsResponse where
  rnf GetKeyPairsResponse' {..} =
    Prelude.rnf keyPairs
      `Prelude.seq` Prelude.rnf nextPageToken
      `Prelude.seq` Prelude.rnf httpStatus