{-# 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.VoiceId.ListSpeakers
-- 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 all speakers in a specified domain.
--
-- This operation returns paginated results.
module Amazonka.VoiceId.ListSpeakers
  ( -- * Creating a Request
    ListSpeakers (..),
    newListSpeakers,

    -- * Request Lenses
    listSpeakers_maxResults,
    listSpeakers_nextToken,
    listSpeakers_domainId,

    -- * Destructuring the Response
    ListSpeakersResponse (..),
    newListSpeakersResponse,

    -- * Response Lenses
    listSpeakersResponse_nextToken,
    listSpeakersResponse_speakerSummaries,
    listSpeakersResponse_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.VoiceId.Types

-- | /See:/ 'newListSpeakers' smart constructor.
data ListSpeakers = ListSpeakers'
  { -- | The maximum number of results that are returned per call. You can use
    -- @NextToken@ to obtain further pages of results. The default is 100; the
    -- maximum allowed page size is also 100.
    maxResults :: Prelude.Maybe Prelude.Natural,
    -- | If @NextToken@ is returned, there are more results available. The value
    -- of @NextToken@ is a unique pagination token for each page. Make the call
    -- again using the returned token to retrieve the next page. Keep all other
    -- arguments unchanged. Each pagination token expires after 24 hours.
    nextToken :: Prelude.Maybe Prelude.Text,
    -- | The identifier of the domain.
    domainId :: Prelude.Text
  }
  deriving (Prelude.Eq, Prelude.Read, Prelude.Show, Prelude.Generic)

-- |
-- Create a value of 'ListSpeakers' 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', 'listSpeakers_maxResults' - The maximum number of results that are returned per call. You can use
-- @NextToken@ to obtain further pages of results. The default is 100; the
-- maximum allowed page size is also 100.
--
-- 'nextToken', 'listSpeakers_nextToken' - If @NextToken@ is returned, there are more results available. The value
-- of @NextToken@ is a unique pagination token for each page. Make the call
-- again using the returned token to retrieve the next page. Keep all other
-- arguments unchanged. Each pagination token expires after 24 hours.
--
-- 'domainId', 'listSpeakers_domainId' - The identifier of the domain.
newListSpeakers ::
  -- | 'domainId'
  Prelude.Text ->
  ListSpeakers
newListSpeakers pDomainId_ =
  ListSpeakers'
    { maxResults = Prelude.Nothing,
      nextToken = Prelude.Nothing,
      domainId = pDomainId_
    }

-- | The maximum number of results that are returned per call. You can use
-- @NextToken@ to obtain further pages of results. The default is 100; the
-- maximum allowed page size is also 100.
listSpeakers_maxResults :: Lens.Lens' ListSpeakers (Prelude.Maybe Prelude.Natural)
listSpeakers_maxResults = Lens.lens (\ListSpeakers' {maxResults} -> maxResults) (\s@ListSpeakers' {} a -> s {maxResults = a} :: ListSpeakers)

-- | If @NextToken@ is returned, there are more results available. The value
-- of @NextToken@ is a unique pagination token for each page. Make the call
-- again using the returned token to retrieve the next page. Keep all other
-- arguments unchanged. Each pagination token expires after 24 hours.
listSpeakers_nextToken :: Lens.Lens' ListSpeakers (Prelude.Maybe Prelude.Text)
listSpeakers_nextToken = Lens.lens (\ListSpeakers' {nextToken} -> nextToken) (\s@ListSpeakers' {} a -> s {nextToken = a} :: ListSpeakers)

-- | The identifier of the domain.
listSpeakers_domainId :: Lens.Lens' ListSpeakers Prelude.Text
listSpeakers_domainId = Lens.lens (\ListSpeakers' {domainId} -> domainId) (\s@ListSpeakers' {} a -> s {domainId = a} :: ListSpeakers)

instance Core.AWSPager ListSpeakers where
  page rq rs
    | Core.stop
        ( rs
            Lens.^? listSpeakersResponse_nextToken
            Prelude.. Lens._Just
        ) =
        Prelude.Nothing
    | Core.stop
        ( rs
            Lens.^? listSpeakersResponse_speakerSummaries
            Prelude.. Lens._Just
        ) =
        Prelude.Nothing
    | Prelude.otherwise =
        Prelude.Just
          Prelude.$ rq
          Prelude.& listSpeakers_nextToken
          Lens..~ rs
          Lens.^? listSpeakersResponse_nextToken
          Prelude.. Lens._Just

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

instance Prelude.Hashable ListSpeakers where
  hashWithSalt _salt ListSpeakers' {..} =
    _salt
      `Prelude.hashWithSalt` maxResults
      `Prelude.hashWithSalt` nextToken
      `Prelude.hashWithSalt` domainId

instance Prelude.NFData ListSpeakers where
  rnf ListSpeakers' {..} =
    Prelude.rnf maxResults
      `Prelude.seq` Prelude.rnf nextToken
      `Prelude.seq` Prelude.rnf domainId

instance Data.ToHeaders ListSpeakers where
  toHeaders =
    Prelude.const
      ( Prelude.mconcat
          [ "X-Amz-Target"
              Data.=# ("VoiceID.ListSpeakers" :: Prelude.ByteString),
            "Content-Type"
              Data.=# ( "application/x-amz-json-1.0" ::
                          Prelude.ByteString
                      )
          ]
      )

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

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

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

-- | /See:/ 'newListSpeakersResponse' smart constructor.
data ListSpeakersResponse = ListSpeakersResponse'
  { -- | If @NextToken@ is returned, there are more results available. The value
    -- of @NextToken@ is a unique pagination token for each page. Make the call
    -- again using the returned token to retrieve the next page. Keep all other
    -- arguments unchanged. Each pagination token expires after 24 hours.
    nextToken :: Prelude.Maybe Prelude.Text,
    -- | A list containing details about each speaker in the Amazon Web Services
    -- account.
    speakerSummaries :: Prelude.Maybe [SpeakerSummary],
    -- | The response's http status code.
    httpStatus :: Prelude.Int
  }
  deriving (Prelude.Eq, Prelude.Show, Prelude.Generic)

-- |
-- Create a value of 'ListSpeakersResponse' 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', 'listSpeakersResponse_nextToken' - If @NextToken@ is returned, there are more results available. The value
-- of @NextToken@ is a unique pagination token for each page. Make the call
-- again using the returned token to retrieve the next page. Keep all other
-- arguments unchanged. Each pagination token expires after 24 hours.
--
-- 'speakerSummaries', 'listSpeakersResponse_speakerSummaries' - A list containing details about each speaker in the Amazon Web Services
-- account.
--
-- 'httpStatus', 'listSpeakersResponse_httpStatus' - The response's http status code.
newListSpeakersResponse ::
  -- | 'httpStatus'
  Prelude.Int ->
  ListSpeakersResponse
newListSpeakersResponse pHttpStatus_ =
  ListSpeakersResponse'
    { nextToken = Prelude.Nothing,
      speakerSummaries = Prelude.Nothing,
      httpStatus = pHttpStatus_
    }

-- | If @NextToken@ is returned, there are more results available. The value
-- of @NextToken@ is a unique pagination token for each page. Make the call
-- again using the returned token to retrieve the next page. Keep all other
-- arguments unchanged. Each pagination token expires after 24 hours.
listSpeakersResponse_nextToken :: Lens.Lens' ListSpeakersResponse (Prelude.Maybe Prelude.Text)
listSpeakersResponse_nextToken = Lens.lens (\ListSpeakersResponse' {nextToken} -> nextToken) (\s@ListSpeakersResponse' {} a -> s {nextToken = a} :: ListSpeakersResponse)

-- | A list containing details about each speaker in the Amazon Web Services
-- account.
listSpeakersResponse_speakerSummaries :: Lens.Lens' ListSpeakersResponse (Prelude.Maybe [SpeakerSummary])
listSpeakersResponse_speakerSummaries = Lens.lens (\ListSpeakersResponse' {speakerSummaries} -> speakerSummaries) (\s@ListSpeakersResponse' {} a -> s {speakerSummaries = a} :: ListSpeakersResponse) Prelude.. Lens.mapping Lens.coerced

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

instance Prelude.NFData ListSpeakersResponse where
  rnf ListSpeakersResponse' {..} =
    Prelude.rnf nextToken
      `Prelude.seq` Prelude.rnf speakerSummaries
      `Prelude.seq` Prelude.rnf httpStatus