{-# 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.GetRelationalDatabaseBlueprints
-- 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 a list of available database blueprints in Amazon Lightsail. A
-- blueprint describes the major engine version of a database.
--
-- You can use a blueprint ID to create a new database that runs a specific
-- database engine.
--
-- This operation returns paginated results.
module Amazonka.Lightsail.GetRelationalDatabaseBlueprints
  ( -- * Creating a Request
    GetRelationalDatabaseBlueprints (..),
    newGetRelationalDatabaseBlueprints,

    -- * Request Lenses
    getRelationalDatabaseBlueprints_pageToken,

    -- * Destructuring the Response
    GetRelationalDatabaseBlueprintsResponse (..),
    newGetRelationalDatabaseBlueprintsResponse,

    -- * Response Lenses
    getRelationalDatabaseBlueprintsResponse_blueprints,
    getRelationalDatabaseBlueprintsResponse_nextPageToken,
    getRelationalDatabaseBlueprintsResponse_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:/ 'newGetRelationalDatabaseBlueprints' smart constructor.
data GetRelationalDatabaseBlueprints = GetRelationalDatabaseBlueprints'
  { -- | The token to advance to the next page of results from your request.
    --
    -- To get a page token, perform an initial
    -- @GetRelationalDatabaseBlueprints@ 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 'GetRelationalDatabaseBlueprints' 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:
--
-- 'pageToken', 'getRelationalDatabaseBlueprints_pageToken' - The token to advance to the next page of results from your request.
--
-- To get a page token, perform an initial
-- @GetRelationalDatabaseBlueprints@ 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.
newGetRelationalDatabaseBlueprints ::
  GetRelationalDatabaseBlueprints
newGetRelationalDatabaseBlueprints =
  GetRelationalDatabaseBlueprints'
    { pageToken =
        Prelude.Nothing
    }

-- | The token to advance to the next page of results from your request.
--
-- To get a page token, perform an initial
-- @GetRelationalDatabaseBlueprints@ 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.
getRelationalDatabaseBlueprints_pageToken :: Lens.Lens' GetRelationalDatabaseBlueprints (Prelude.Maybe Prelude.Text)
getRelationalDatabaseBlueprints_pageToken = Lens.lens (\GetRelationalDatabaseBlueprints' {pageToken} -> pageToken) (\s@GetRelationalDatabaseBlueprints' {} a -> s {pageToken = a} :: GetRelationalDatabaseBlueprints)

instance
  Core.AWSPager
    GetRelationalDatabaseBlueprints
  where
  page rq rs
    | Core.stop
        ( rs
            Lens.^? getRelationalDatabaseBlueprintsResponse_nextPageToken
            Prelude.. Lens._Just
        ) =
        Prelude.Nothing
    | Core.stop
        ( rs
            Lens.^? getRelationalDatabaseBlueprintsResponse_blueprints
            Prelude.. Lens._Just
        ) =
        Prelude.Nothing
    | Prelude.otherwise =
        Prelude.Just
          Prelude.$ rq
          Prelude.& getRelationalDatabaseBlueprints_pageToken
          Lens..~ rs
          Lens.^? getRelationalDatabaseBlueprintsResponse_nextPageToken
          Prelude.. Lens._Just

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

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

instance
  Prelude.NFData
    GetRelationalDatabaseBlueprints
  where
  rnf GetRelationalDatabaseBlueprints' {..} =
    Prelude.rnf pageToken

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

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

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

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

-- | /See:/ 'newGetRelationalDatabaseBlueprintsResponse' smart constructor.
data GetRelationalDatabaseBlueprintsResponse = GetRelationalDatabaseBlueprintsResponse'
  { -- | An object describing the result of your get relational database
    -- blueprints request.
    blueprints :: Prelude.Maybe [RelationalDatabaseBlueprint],
    -- | 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
    -- @GetRelationalDatabaseBlueprints@ 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 'GetRelationalDatabaseBlueprintsResponse' 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:
--
-- 'blueprints', 'getRelationalDatabaseBlueprintsResponse_blueprints' - An object describing the result of your get relational database
-- blueprints request.
--
-- 'nextPageToken', 'getRelationalDatabaseBlueprintsResponse_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
-- @GetRelationalDatabaseBlueprints@ request and specify the next page
-- token using the @pageToken@ parameter.
--
-- 'httpStatus', 'getRelationalDatabaseBlueprintsResponse_httpStatus' - The response's http status code.
newGetRelationalDatabaseBlueprintsResponse ::
  -- | 'httpStatus'
  Prelude.Int ->
  GetRelationalDatabaseBlueprintsResponse
newGetRelationalDatabaseBlueprintsResponse
  pHttpStatus_ =
    GetRelationalDatabaseBlueprintsResponse'
      { blueprints =
          Prelude.Nothing,
        nextPageToken = Prelude.Nothing,
        httpStatus = pHttpStatus_
      }

-- | An object describing the result of your get relational database
-- blueprints request.
getRelationalDatabaseBlueprintsResponse_blueprints :: Lens.Lens' GetRelationalDatabaseBlueprintsResponse (Prelude.Maybe [RelationalDatabaseBlueprint])
getRelationalDatabaseBlueprintsResponse_blueprints = Lens.lens (\GetRelationalDatabaseBlueprintsResponse' {blueprints} -> blueprints) (\s@GetRelationalDatabaseBlueprintsResponse' {} a -> s {blueprints = a} :: GetRelationalDatabaseBlueprintsResponse) 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
-- @GetRelationalDatabaseBlueprints@ request and specify the next page
-- token using the @pageToken@ parameter.
getRelationalDatabaseBlueprintsResponse_nextPageToken :: Lens.Lens' GetRelationalDatabaseBlueprintsResponse (Prelude.Maybe Prelude.Text)
getRelationalDatabaseBlueprintsResponse_nextPageToken = Lens.lens (\GetRelationalDatabaseBlueprintsResponse' {nextPageToken} -> nextPageToken) (\s@GetRelationalDatabaseBlueprintsResponse' {} a -> s {nextPageToken = a} :: GetRelationalDatabaseBlueprintsResponse)

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

instance
  Prelude.NFData
    GetRelationalDatabaseBlueprintsResponse
  where
  rnf GetRelationalDatabaseBlueprintsResponse' {..} =
    Prelude.rnf blueprints
      `Prelude.seq` Prelude.rnf nextPageToken
      `Prelude.seq` Prelude.rnf httpStatus