{-# 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.CloudDirectory.ListDirectories
-- 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 directories created within an account.
--
-- This operation returns paginated results.
module Amazonka.CloudDirectory.ListDirectories
  ( -- * Creating a Request
    ListDirectories (..),
    newListDirectories,

    -- * Request Lenses
    listDirectories_maxResults,
    listDirectories_nextToken,
    listDirectories_state,

    -- * Destructuring the Response
    ListDirectoriesResponse (..),
    newListDirectoriesResponse,

    -- * Response Lenses
    listDirectoriesResponse_nextToken,
    listDirectoriesResponse_httpStatus,
    listDirectoriesResponse_directories,
  )
where

import Amazonka.CloudDirectory.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

-- | /See:/ 'newListDirectories' smart constructor.
data ListDirectories = ListDirectories'
  { -- | The maximum number of results to retrieve.
    maxResults :: Prelude.Maybe Prelude.Natural,
    -- | The pagination token.
    nextToken :: Prelude.Maybe Prelude.Text,
    -- | The state of the directories in the list. Can be either Enabled,
    -- Disabled, or Deleted.
    state :: Prelude.Maybe DirectoryState
  }
  deriving (Prelude.Eq, Prelude.Read, Prelude.Show, Prelude.Generic)

-- |
-- Create a value of 'ListDirectories' 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', 'listDirectories_maxResults' - The maximum number of results to retrieve.
--
-- 'nextToken', 'listDirectories_nextToken' - The pagination token.
--
-- 'state', 'listDirectories_state' - The state of the directories in the list. Can be either Enabled,
-- Disabled, or Deleted.
newListDirectories ::
  ListDirectories
newListDirectories =
  ListDirectories'
    { maxResults = Prelude.Nothing,
      nextToken = Prelude.Nothing,
      state = Prelude.Nothing
    }

-- | The maximum number of results to retrieve.
listDirectories_maxResults :: Lens.Lens' ListDirectories (Prelude.Maybe Prelude.Natural)
listDirectories_maxResults = Lens.lens (\ListDirectories' {maxResults} -> maxResults) (\s@ListDirectories' {} a -> s {maxResults = a} :: ListDirectories)

-- | The pagination token.
listDirectories_nextToken :: Lens.Lens' ListDirectories (Prelude.Maybe Prelude.Text)
listDirectories_nextToken = Lens.lens (\ListDirectories' {nextToken} -> nextToken) (\s@ListDirectories' {} a -> s {nextToken = a} :: ListDirectories)

-- | The state of the directories in the list. Can be either Enabled,
-- Disabled, or Deleted.
listDirectories_state :: Lens.Lens' ListDirectories (Prelude.Maybe DirectoryState)
listDirectories_state = Lens.lens (\ListDirectories' {state} -> state) (\s@ListDirectories' {} a -> s {state = a} :: ListDirectories)

instance Core.AWSPager ListDirectories where
  page rq rs
    | Core.stop
        ( rs
            Lens.^? listDirectoriesResponse_nextToken
            Prelude.. Lens._Just
        ) =
        Prelude.Nothing
    | Core.stop
        (rs Lens.^. listDirectoriesResponse_directories) =
        Prelude.Nothing
    | Prelude.otherwise =
        Prelude.Just
          Prelude.$ rq
          Prelude.& listDirectories_nextToken
          Lens..~ rs
          Lens.^? listDirectoriesResponse_nextToken
          Prelude.. Lens._Just

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

instance Prelude.Hashable ListDirectories where
  hashWithSalt _salt ListDirectories' {..} =
    _salt
      `Prelude.hashWithSalt` maxResults
      `Prelude.hashWithSalt` nextToken
      `Prelude.hashWithSalt` state

instance Prelude.NFData ListDirectories where
  rnf ListDirectories' {..} =
    Prelude.rnf maxResults
      `Prelude.seq` Prelude.rnf nextToken
      `Prelude.seq` Prelude.rnf state

instance Data.ToHeaders ListDirectories where
  toHeaders = Prelude.const Prelude.mempty

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

instance Data.ToPath ListDirectories where
  toPath =
    Prelude.const
      "/amazonclouddirectory/2017-01-11/directory/list"

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

-- | /See:/ 'newListDirectoriesResponse' smart constructor.
data ListDirectoriesResponse = ListDirectoriesResponse'
  { -- | The pagination token.
    nextToken :: Prelude.Maybe Prelude.Text,
    -- | The response's http status code.
    httpStatus :: Prelude.Int,
    -- | Lists all directories that are associated with your account in
    -- pagination fashion.
    directories :: [Directory]
  }
  deriving (Prelude.Eq, Prelude.Read, Prelude.Show, Prelude.Generic)

-- |
-- Create a value of 'ListDirectoriesResponse' 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', 'listDirectoriesResponse_nextToken' - The pagination token.
--
-- 'httpStatus', 'listDirectoriesResponse_httpStatus' - The response's http status code.
--
-- 'directories', 'listDirectoriesResponse_directories' - Lists all directories that are associated with your account in
-- pagination fashion.
newListDirectoriesResponse ::
  -- | 'httpStatus'
  Prelude.Int ->
  ListDirectoriesResponse
newListDirectoriesResponse pHttpStatus_ =
  ListDirectoriesResponse'
    { nextToken =
        Prelude.Nothing,
      httpStatus = pHttpStatus_,
      directories = Prelude.mempty
    }

-- | The pagination token.
listDirectoriesResponse_nextToken :: Lens.Lens' ListDirectoriesResponse (Prelude.Maybe Prelude.Text)
listDirectoriesResponse_nextToken = Lens.lens (\ListDirectoriesResponse' {nextToken} -> nextToken) (\s@ListDirectoriesResponse' {} a -> s {nextToken = a} :: ListDirectoriesResponse)

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

-- | Lists all directories that are associated with your account in
-- pagination fashion.
listDirectoriesResponse_directories :: Lens.Lens' ListDirectoriesResponse [Directory]
listDirectoriesResponse_directories = Lens.lens (\ListDirectoriesResponse' {directories} -> directories) (\s@ListDirectoriesResponse' {} a -> s {directories = a} :: ListDirectoriesResponse) Prelude.. Lens.coerced

instance Prelude.NFData ListDirectoriesResponse where
  rnf ListDirectoriesResponse' {..} =
    Prelude.rnf nextToken
      `Prelude.seq` Prelude.rnf httpStatus
      `Prelude.seq` Prelude.rnf directories