{-# 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.WorkMail.ListUsers
-- 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 summaries of the organization\'s users.
--
-- This operation returns paginated results.
module Amazonka.WorkMail.ListUsers
  ( -- * Creating a Request
    ListUsers (..),
    newListUsers,

    -- * Request Lenses
    listUsers_maxResults,
    listUsers_nextToken,
    listUsers_organizationId,

    -- * Destructuring the Response
    ListUsersResponse (..),
    newListUsersResponse,

    -- * Response Lenses
    listUsersResponse_nextToken,
    listUsersResponse_users,
    listUsersResponse_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.WorkMail.Types

-- | /See:/ 'newListUsers' smart constructor.
data ListUsers = ListUsers'
  { -- | The maximum number of results to return in a single call.
    maxResults :: Prelude.Maybe Prelude.Natural,
    -- | The token to use to retrieve the next page of results. The first call
    -- does not contain any tokens.
    nextToken :: Prelude.Maybe Prelude.Text,
    -- | The identifier for the organization under which the users exist.
    organizationId :: Prelude.Text
  }
  deriving (Prelude.Eq, Prelude.Read, Prelude.Show, Prelude.Generic)

-- |
-- Create a value of 'ListUsers' 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', 'listUsers_maxResults' - The maximum number of results to return in a single call.
--
-- 'nextToken', 'listUsers_nextToken' - The token to use to retrieve the next page of results. The first call
-- does not contain any tokens.
--
-- 'organizationId', 'listUsers_organizationId' - The identifier for the organization under which the users exist.
newListUsers ::
  -- | 'organizationId'
  Prelude.Text ->
  ListUsers
newListUsers pOrganizationId_ =
  ListUsers'
    { maxResults = Prelude.Nothing,
      nextToken = Prelude.Nothing,
      organizationId = pOrganizationId_
    }

-- | The maximum number of results to return in a single call.
listUsers_maxResults :: Lens.Lens' ListUsers (Prelude.Maybe Prelude.Natural)
listUsers_maxResults = Lens.lens (\ListUsers' {maxResults} -> maxResults) (\s@ListUsers' {} a -> s {maxResults = a} :: ListUsers)

-- | The token to use to retrieve the next page of results. The first call
-- does not contain any tokens.
listUsers_nextToken :: Lens.Lens' ListUsers (Prelude.Maybe Prelude.Text)
listUsers_nextToken = Lens.lens (\ListUsers' {nextToken} -> nextToken) (\s@ListUsers' {} a -> s {nextToken = a} :: ListUsers)

-- | The identifier for the organization under which the users exist.
listUsers_organizationId :: Lens.Lens' ListUsers Prelude.Text
listUsers_organizationId = Lens.lens (\ListUsers' {organizationId} -> organizationId) (\s@ListUsers' {} a -> s {organizationId = a} :: ListUsers)

instance Core.AWSPager ListUsers where
  page rq rs
    | Core.stop
        ( rs
            Lens.^? listUsersResponse_nextToken
            Prelude.. Lens._Just
        ) =
        Prelude.Nothing
    | Core.stop
        ( rs
            Lens.^? listUsersResponse_users
            Prelude.. Lens._Just
        ) =
        Prelude.Nothing
    | Prelude.otherwise =
        Prelude.Just
          Prelude.$ rq
          Prelude.& listUsers_nextToken
          Lens..~ rs
          Lens.^? listUsersResponse_nextToken
          Prelude.. Lens._Just

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

instance Prelude.Hashable ListUsers where
  hashWithSalt _salt ListUsers' {..} =
    _salt
      `Prelude.hashWithSalt` maxResults
      `Prelude.hashWithSalt` nextToken
      `Prelude.hashWithSalt` organizationId

instance Prelude.NFData ListUsers where
  rnf ListUsers' {..} =
    Prelude.rnf maxResults
      `Prelude.seq` Prelude.rnf nextToken
      `Prelude.seq` Prelude.rnf organizationId

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

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

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

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

-- | /See:/ 'newListUsersResponse' smart constructor.
data ListUsersResponse = ListUsersResponse'
  { -- | The token to use to retrieve the next page of results. This value is
    -- \`null\` when there are no more results to return.
    nextToken :: Prelude.Maybe Prelude.Text,
    -- | The overview of users for an organization.
    users :: Prelude.Maybe [User],
    -- | The response's http status code.
    httpStatus :: Prelude.Int
  }
  deriving (Prelude.Eq, Prelude.Read, Prelude.Show, Prelude.Generic)

-- |
-- Create a value of 'ListUsersResponse' 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', 'listUsersResponse_nextToken' - The token to use to retrieve the next page of results. This value is
-- \`null\` when there are no more results to return.
--
-- 'users', 'listUsersResponse_users' - The overview of users for an organization.
--
-- 'httpStatus', 'listUsersResponse_httpStatus' - The response's http status code.
newListUsersResponse ::
  -- | 'httpStatus'
  Prelude.Int ->
  ListUsersResponse
newListUsersResponse pHttpStatus_ =
  ListUsersResponse'
    { nextToken = Prelude.Nothing,
      users = Prelude.Nothing,
      httpStatus = pHttpStatus_
    }

-- | The token to use to retrieve the next page of results. This value is
-- \`null\` when there are no more results to return.
listUsersResponse_nextToken :: Lens.Lens' ListUsersResponse (Prelude.Maybe Prelude.Text)
listUsersResponse_nextToken = Lens.lens (\ListUsersResponse' {nextToken} -> nextToken) (\s@ListUsersResponse' {} a -> s {nextToken = a} :: ListUsersResponse)

-- | The overview of users for an organization.
listUsersResponse_users :: Lens.Lens' ListUsersResponse (Prelude.Maybe [User])
listUsersResponse_users = Lens.lens (\ListUsersResponse' {users} -> users) (\s@ListUsersResponse' {} a -> s {users = a} :: ListUsersResponse) Prelude.. Lens.mapping Lens.coerced

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

instance Prelude.NFData ListUsersResponse where
  rnf ListUsersResponse' {..} =
    Prelude.rnf nextToken
      `Prelude.seq` Prelude.rnf users
      `Prelude.seq` Prelude.rnf httpStatus