{-# 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.RobOMaker.ListWorlds
-- 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 worlds.
--
-- This operation returns paginated results.
module Amazonka.RobOMaker.ListWorlds
  ( -- * Creating a Request
    ListWorlds (..),
    newListWorlds,

    -- * Request Lenses
    listWorlds_filters,
    listWorlds_maxResults,
    listWorlds_nextToken,

    -- * Destructuring the Response
    ListWorldsResponse (..),
    newListWorldsResponse,

    -- * Response Lenses
    listWorldsResponse_nextToken,
    listWorldsResponse_worldSummaries,
    listWorldsResponse_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.RobOMaker.Types

-- | /See:/ 'newListWorlds' smart constructor.
data ListWorlds = ListWorlds'
  { -- | Optional filters to limit results. You can use @status@.
    filters :: Prelude.Maybe (Prelude.NonEmpty Filter),
    -- | When this parameter is used, @ListWorlds@ only returns @maxResults@
    -- results in a single page along with a @nextToken@ response element. The
    -- remaining results of the initial request can be seen by sending another
    -- @ListWorlds@ request with the returned @nextToken@ value. This value can
    -- be between 1 and 100. If this parameter is not used, then @ListWorlds@
    -- returns up to 100 results and a @nextToken@ value if applicable.
    maxResults :: Prelude.Maybe Prelude.Int,
    -- | If the previous paginated request did not return all of the remaining
    -- results, the response object\'s @nextToken@ parameter value is set to a
    -- token. To retrieve the next set of results, call @ListWorlds@ again and
    -- assign that token to the request object\'s @nextToken@ parameter. If
    -- there are no remaining results, the previous response object\'s
    -- NextToken parameter is set to null.
    nextToken :: Prelude.Maybe Prelude.Text
  }
  deriving (Prelude.Eq, Prelude.Read, Prelude.Show, Prelude.Generic)

-- |
-- Create a value of 'ListWorlds' 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:
--
-- 'filters', 'listWorlds_filters' - Optional filters to limit results. You can use @status@.
--
-- 'maxResults', 'listWorlds_maxResults' - When this parameter is used, @ListWorlds@ only returns @maxResults@
-- results in a single page along with a @nextToken@ response element. The
-- remaining results of the initial request can be seen by sending another
-- @ListWorlds@ request with the returned @nextToken@ value. This value can
-- be between 1 and 100. If this parameter is not used, then @ListWorlds@
-- returns up to 100 results and a @nextToken@ value if applicable.
--
-- 'nextToken', 'listWorlds_nextToken' - If the previous paginated request did not return all of the remaining
-- results, the response object\'s @nextToken@ parameter value is set to a
-- token. To retrieve the next set of results, call @ListWorlds@ again and
-- assign that token to the request object\'s @nextToken@ parameter. If
-- there are no remaining results, the previous response object\'s
-- NextToken parameter is set to null.
newListWorlds ::
  ListWorlds
newListWorlds =
  ListWorlds'
    { filters = Prelude.Nothing,
      maxResults = Prelude.Nothing,
      nextToken = Prelude.Nothing
    }

-- | Optional filters to limit results. You can use @status@.
listWorlds_filters :: Lens.Lens' ListWorlds (Prelude.Maybe (Prelude.NonEmpty Filter))
listWorlds_filters = Lens.lens (\ListWorlds' {filters} -> filters) (\s@ListWorlds' {} a -> s {filters = a} :: ListWorlds) Prelude.. Lens.mapping Lens.coerced

-- | When this parameter is used, @ListWorlds@ only returns @maxResults@
-- results in a single page along with a @nextToken@ response element. The
-- remaining results of the initial request can be seen by sending another
-- @ListWorlds@ request with the returned @nextToken@ value. This value can
-- be between 1 and 100. If this parameter is not used, then @ListWorlds@
-- returns up to 100 results and a @nextToken@ value if applicable.
listWorlds_maxResults :: Lens.Lens' ListWorlds (Prelude.Maybe Prelude.Int)
listWorlds_maxResults = Lens.lens (\ListWorlds' {maxResults} -> maxResults) (\s@ListWorlds' {} a -> s {maxResults = a} :: ListWorlds)

-- | If the previous paginated request did not return all of the remaining
-- results, the response object\'s @nextToken@ parameter value is set to a
-- token. To retrieve the next set of results, call @ListWorlds@ again and
-- assign that token to the request object\'s @nextToken@ parameter. If
-- there are no remaining results, the previous response object\'s
-- NextToken parameter is set to null.
listWorlds_nextToken :: Lens.Lens' ListWorlds (Prelude.Maybe Prelude.Text)
listWorlds_nextToken = Lens.lens (\ListWorlds' {nextToken} -> nextToken) (\s@ListWorlds' {} a -> s {nextToken = a} :: ListWorlds)

instance Core.AWSPager ListWorlds where
  page rq rs
    | Core.stop
        ( rs
            Lens.^? listWorldsResponse_nextToken
            Prelude.. Lens._Just
        ) =
        Prelude.Nothing
    | Core.stop
        ( rs
            Lens.^? listWorldsResponse_worldSummaries
            Prelude.. Lens._Just
        ) =
        Prelude.Nothing
    | Prelude.otherwise =
        Prelude.Just
          Prelude.$ rq
          Prelude.& listWorlds_nextToken
          Lens..~ rs
          Lens.^? listWorldsResponse_nextToken
          Prelude.. Lens._Just

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

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

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

instance Data.ToHeaders ListWorlds where
  toHeaders =
    Prelude.const
      ( Prelude.mconcat
          [ "Content-Type"
              Data.=# ( "application/x-amz-json-1.1" ::
                          Prelude.ByteString
                      )
          ]
      )

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

instance Data.ToPath ListWorlds where
  toPath = Prelude.const "/listWorlds"

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

-- | /See:/ 'newListWorldsResponse' smart constructor.
data ListWorldsResponse = ListWorldsResponse'
  { -- | If the previous paginated request did not return all of the remaining
    -- results, the response object\'s @nextToken@ parameter value is set to a
    -- token. To retrieve the next set of results, call @ListWorlds@ again and
    -- assign that token to the request object\'s @nextToken@ parameter. If
    -- there are no remaining results, the previous response object\'s
    -- NextToken parameter is set to null.
    nextToken :: Prelude.Maybe Prelude.Text,
    -- | Summary information for worlds.
    worldSummaries :: Prelude.Maybe [WorldSummary],
    -- | The response's http status code.
    httpStatus :: Prelude.Int
  }
  deriving (Prelude.Eq, Prelude.Read, Prelude.Show, Prelude.Generic)

-- |
-- Create a value of 'ListWorldsResponse' 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', 'listWorldsResponse_nextToken' - If the previous paginated request did not return all of the remaining
-- results, the response object\'s @nextToken@ parameter value is set to a
-- token. To retrieve the next set of results, call @ListWorlds@ again and
-- assign that token to the request object\'s @nextToken@ parameter. If
-- there are no remaining results, the previous response object\'s
-- NextToken parameter is set to null.
--
-- 'worldSummaries', 'listWorldsResponse_worldSummaries' - Summary information for worlds.
--
-- 'httpStatus', 'listWorldsResponse_httpStatus' - The response's http status code.
newListWorldsResponse ::
  -- | 'httpStatus'
  Prelude.Int ->
  ListWorldsResponse
newListWorldsResponse pHttpStatus_ =
  ListWorldsResponse'
    { nextToken = Prelude.Nothing,
      worldSummaries = Prelude.Nothing,
      httpStatus = pHttpStatus_
    }

-- | If the previous paginated request did not return all of the remaining
-- results, the response object\'s @nextToken@ parameter value is set to a
-- token. To retrieve the next set of results, call @ListWorlds@ again and
-- assign that token to the request object\'s @nextToken@ parameter. If
-- there are no remaining results, the previous response object\'s
-- NextToken parameter is set to null.
listWorldsResponse_nextToken :: Lens.Lens' ListWorldsResponse (Prelude.Maybe Prelude.Text)
listWorldsResponse_nextToken = Lens.lens (\ListWorldsResponse' {nextToken} -> nextToken) (\s@ListWorldsResponse' {} a -> s {nextToken = a} :: ListWorldsResponse)

-- | Summary information for worlds.
listWorldsResponse_worldSummaries :: Lens.Lens' ListWorldsResponse (Prelude.Maybe [WorldSummary])
listWorldsResponse_worldSummaries = Lens.lens (\ListWorldsResponse' {worldSummaries} -> worldSummaries) (\s@ListWorldsResponse' {} a -> s {worldSummaries = a} :: ListWorldsResponse) Prelude.. Lens.mapping Lens.coerced

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

instance Prelude.NFData ListWorldsResponse where
  rnf ListWorldsResponse' {..} =
    Prelude.rnf nextToken
      `Prelude.seq` Prelude.rnf worldSummaries
      `Prelude.seq` Prelude.rnf httpStatus