{-# 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.SNS.ListTopics
-- 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 the requester\'s topics. Each call returns a limited
-- list of topics, up to 100. If there are more topics, a @NextToken@ is
-- also returned. Use the @NextToken@ parameter in a new @ListTopics@ call
-- to get further results.
--
-- This action is throttled at 30 transactions per second (TPS).
--
-- This operation returns paginated results.
module Amazonka.SNS.ListTopics
  ( -- * Creating a Request
    ListTopics (..),
    newListTopics,

    -- * Request Lenses
    listTopics_nextToken,

    -- * Destructuring the Response
    ListTopicsResponse (..),
    newListTopicsResponse,

    -- * Response Lenses
    listTopicsResponse_nextToken,
    listTopicsResponse_topics,
    listTopicsResponse_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.SNS.Types

-- | /See:/ 'newListTopics' smart constructor.
data ListTopics = ListTopics'
  { -- | Token returned by the previous @ListTopics@ request.
    ListTopics -> Maybe Text
nextToken :: Prelude.Maybe Prelude.Text
  }
  deriving (ListTopics -> ListTopics -> Bool
(ListTopics -> ListTopics -> Bool)
-> (ListTopics -> ListTopics -> Bool) -> Eq ListTopics
forall a. (a -> a -> Bool) -> (a -> a -> Bool) -> Eq a
$c== :: ListTopics -> ListTopics -> Bool
== :: ListTopics -> ListTopics -> Bool
$c/= :: ListTopics -> ListTopics -> Bool
/= :: ListTopics -> ListTopics -> Bool
Prelude.Eq, ReadPrec [ListTopics]
ReadPrec ListTopics
Int -> ReadS ListTopics
ReadS [ListTopics]
(Int -> ReadS ListTopics)
-> ReadS [ListTopics]
-> ReadPrec ListTopics
-> ReadPrec [ListTopics]
-> Read ListTopics
forall a.
(Int -> ReadS a)
-> ReadS [a] -> ReadPrec a -> ReadPrec [a] -> Read a
$creadsPrec :: Int -> ReadS ListTopics
readsPrec :: Int -> ReadS ListTopics
$creadList :: ReadS [ListTopics]
readList :: ReadS [ListTopics]
$creadPrec :: ReadPrec ListTopics
readPrec :: ReadPrec ListTopics
$creadListPrec :: ReadPrec [ListTopics]
readListPrec :: ReadPrec [ListTopics]
Prelude.Read, Int -> ListTopics -> ShowS
[ListTopics] -> ShowS
ListTopics -> String
(Int -> ListTopics -> ShowS)
-> (ListTopics -> String)
-> ([ListTopics] -> ShowS)
-> Show ListTopics
forall a.
(Int -> a -> ShowS) -> (a -> String) -> ([a] -> ShowS) -> Show a
$cshowsPrec :: Int -> ListTopics -> ShowS
showsPrec :: Int -> ListTopics -> ShowS
$cshow :: ListTopics -> String
show :: ListTopics -> String
$cshowList :: [ListTopics] -> ShowS
showList :: [ListTopics] -> ShowS
Prelude.Show, (forall x. ListTopics -> Rep ListTopics x)
-> (forall x. Rep ListTopics x -> ListTopics) -> Generic ListTopics
forall x. Rep ListTopics x -> ListTopics
forall x. ListTopics -> Rep ListTopics x
forall a.
(forall x. a -> Rep a x) -> (forall x. Rep a x -> a) -> Generic a
$cfrom :: forall x. ListTopics -> Rep ListTopics x
from :: forall x. ListTopics -> Rep ListTopics x
$cto :: forall x. Rep ListTopics x -> ListTopics
to :: forall x. Rep ListTopics x -> ListTopics
Prelude.Generic)

-- |
-- Create a value of 'ListTopics' 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', 'listTopics_nextToken' - Token returned by the previous @ListTopics@ request.
newListTopics ::
  ListTopics
newListTopics :: ListTopics
newListTopics =
  ListTopics' {nextToken :: Maybe Text
nextToken = Maybe Text
forall a. Maybe a
Prelude.Nothing}

-- | Token returned by the previous @ListTopics@ request.
listTopics_nextToken :: Lens.Lens' ListTopics (Prelude.Maybe Prelude.Text)
listTopics_nextToken :: Lens' ListTopics (Maybe Text)
listTopics_nextToken = (ListTopics -> Maybe Text)
-> (ListTopics -> Maybe Text -> ListTopics)
-> Lens' ListTopics (Maybe Text)
forall s a b t. (s -> a) -> (s -> b -> t) -> Lens s t a b
Lens.lens (\ListTopics' {Maybe Text
nextToken :: ListTopics -> Maybe Text
nextToken :: Maybe Text
nextToken} -> Maybe Text
nextToken) (\s :: ListTopics
s@ListTopics' {} Maybe Text
a -> ListTopics
s {nextToken = a} :: ListTopics)

instance Core.AWSPager ListTopics where
  page :: ListTopics -> AWSResponse ListTopics -> Maybe ListTopics
page ListTopics
rq AWSResponse ListTopics
rs
    | Maybe Text -> Bool
forall a. AWSTruncated a => a -> Bool
Core.stop
        ( AWSResponse ListTopics
ListTopicsResponse
rs
            ListTopicsResponse
-> Getting (First Text) ListTopicsResponse Text -> Maybe Text
forall s a. s -> Getting (First a) s a -> Maybe a
Lens.^? (Maybe Text -> Const (First Text) (Maybe Text))
-> ListTopicsResponse -> Const (First Text) ListTopicsResponse
Lens' ListTopicsResponse (Maybe Text)
listTopicsResponse_nextToken
            ((Maybe Text -> Const (First Text) (Maybe Text))
 -> ListTopicsResponse -> Const (First Text) ListTopicsResponse)
-> ((Text -> Const (First Text) Text)
    -> Maybe Text -> Const (First Text) (Maybe Text))
-> Getting (First Text) ListTopicsResponse Text
forall b c a. (b -> c) -> (a -> b) -> a -> c
Prelude.. (Text -> Const (First Text) Text)
-> Maybe Text -> Const (First Text) (Maybe Text)
forall a a' (f :: * -> *).
Applicative f =>
(a -> f a') -> Maybe a -> f (Maybe a')
Lens._Just
        ) =
        Maybe ListTopics
forall a. Maybe a
Prelude.Nothing
    | Maybe [Topic] -> Bool
forall a. AWSTruncated a => a -> Bool
Core.stop
        ( AWSResponse ListTopics
ListTopicsResponse
rs
            ListTopicsResponse
-> Getting (First [Topic]) ListTopicsResponse [Topic]
-> Maybe [Topic]
forall s a. s -> Getting (First a) s a -> Maybe a
Lens.^? (Maybe [Topic] -> Const (First [Topic]) (Maybe [Topic]))
-> ListTopicsResponse -> Const (First [Topic]) ListTopicsResponse
Lens' ListTopicsResponse (Maybe [Topic])
listTopicsResponse_topics
            ((Maybe [Topic] -> Const (First [Topic]) (Maybe [Topic]))
 -> ListTopicsResponse -> Const (First [Topic]) ListTopicsResponse)
-> (([Topic] -> Const (First [Topic]) [Topic])
    -> Maybe [Topic] -> Const (First [Topic]) (Maybe [Topic]))
-> Getting (First [Topic]) ListTopicsResponse [Topic]
forall b c a. (b -> c) -> (a -> b) -> a -> c
Prelude.. ([Topic] -> Const (First [Topic]) [Topic])
-> Maybe [Topic] -> Const (First [Topic]) (Maybe [Topic])
forall a a' (f :: * -> *).
Applicative f =>
(a -> f a') -> Maybe a -> f (Maybe a')
Lens._Just
        ) =
        Maybe ListTopics
forall a. Maybe a
Prelude.Nothing
    | Bool
Prelude.otherwise =
        ListTopics -> Maybe ListTopics
forall a. a -> Maybe a
Prelude.Just (ListTopics -> Maybe ListTopics) -> ListTopics -> Maybe ListTopics
forall a b. (a -> b) -> a -> b
Prelude.$
          ListTopics
rq
            ListTopics -> (ListTopics -> ListTopics) -> ListTopics
forall a b. a -> (a -> b) -> b
Prelude.& (Maybe Text -> Identity (Maybe Text))
-> ListTopics -> Identity ListTopics
Lens' ListTopics (Maybe Text)
listTopics_nextToken
              ((Maybe Text -> Identity (Maybe Text))
 -> ListTopics -> Identity ListTopics)
-> Maybe Text -> ListTopics -> ListTopics
forall s t a b. ASetter s t a b -> b -> s -> t
Lens..~ AWSResponse ListTopics
ListTopicsResponse
rs
              ListTopicsResponse
-> Getting (First Text) ListTopicsResponse Text -> Maybe Text
forall s a. s -> Getting (First a) s a -> Maybe a
Lens.^? (Maybe Text -> Const (First Text) (Maybe Text))
-> ListTopicsResponse -> Const (First Text) ListTopicsResponse
Lens' ListTopicsResponse (Maybe Text)
listTopicsResponse_nextToken
              ((Maybe Text -> Const (First Text) (Maybe Text))
 -> ListTopicsResponse -> Const (First Text) ListTopicsResponse)
-> ((Text -> Const (First Text) Text)
    -> Maybe Text -> Const (First Text) (Maybe Text))
-> Getting (First Text) ListTopicsResponse Text
forall b c a. (b -> c) -> (a -> b) -> a -> c
Prelude.. (Text -> Const (First Text) Text)
-> Maybe Text -> Const (First Text) (Maybe Text)
forall a a' (f :: * -> *).
Applicative f =>
(a -> f a') -> Maybe a -> f (Maybe a')
Lens._Just

instance Core.AWSRequest ListTopics where
  type AWSResponse ListTopics = ListTopicsResponse
  request :: (Service -> Service) -> ListTopics -> Request ListTopics
request Service -> Service
overrides =
    Service -> ListTopics -> Request ListTopics
forall a. ToRequest a => Service -> a -> Request a
Request.postQuery (Service -> Service
overrides Service
defaultService)
  response :: forall (m :: * -> *).
MonadResource m =>
(ByteStringLazy -> IO ByteStringLazy)
-> Service
-> Proxy ListTopics
-> ClientResponse ClientBody
-> m (Either Error (ClientResponse (AWSResponse ListTopics)))
response =
    Text
-> (Int
    -> ResponseHeaders
    -> [Node]
    -> Either String (AWSResponse ListTopics))
-> (ByteStringLazy -> IO ByteStringLazy)
-> Service
-> Proxy ListTopics
-> ClientResponse ClientBody
-> m (Either Error (ClientResponse (AWSResponse ListTopics)))
forall (m :: * -> *) a.
MonadResource m =>
Text
-> (Int
    -> ResponseHeaders -> [Node] -> Either String (AWSResponse a))
-> (ByteStringLazy -> IO ByteStringLazy)
-> Service
-> Proxy a
-> ClientResponse ClientBody
-> m (Either Error (ClientResponse (AWSResponse a)))
Response.receiveXMLWrapper
      Text
"ListTopicsResult"
      ( \Int
s ResponseHeaders
h [Node]
x ->
          Maybe Text -> Maybe [Topic] -> Int -> ListTopicsResponse
ListTopicsResponse'
            (Maybe Text -> Maybe [Topic] -> Int -> ListTopicsResponse)
-> Either String (Maybe Text)
-> Either String (Maybe [Topic] -> Int -> ListTopicsResponse)
forall (f :: * -> *) a b. Functor f => (a -> b) -> f a -> f b
Prelude.<$> ([Node]
x [Node] -> Text -> Either String (Maybe Text)
forall a. FromXML a => [Node] -> Text -> Either String (Maybe a)
Data..@? Text
"NextToken")
            Either String (Maybe [Topic] -> Int -> ListTopicsResponse)
-> Either String (Maybe [Topic])
-> Either String (Int -> ListTopicsResponse)
forall a b.
Either String (a -> b) -> Either String a -> Either String b
forall (f :: * -> *) a b. Applicative f => f (a -> b) -> f a -> f b
Prelude.<*> ( [Node]
x [Node] -> Text -> Either String (Maybe [Node])
forall a. FromXML a => [Node] -> Text -> Either String (Maybe a)
Data..@? Text
"Topics" Either String (Maybe [Node]) -> [Node] -> Either String [Node]
forall (f :: * -> *) a. Functor f => f (Maybe a) -> a -> f a
Core..!@ [Node]
forall a. Monoid a => a
Prelude.mempty
                            Either String [Node]
-> ([Node] -> Either String (Maybe [Topic]))
-> Either String (Maybe [Topic])
forall a b.
Either String a -> (a -> Either String b) -> Either String b
forall (m :: * -> *) a b. Monad m => m a -> (a -> m b) -> m b
Prelude.>>= ([Node] -> Either String [Topic])
-> [Node] -> Either String (Maybe [Topic])
forall (f :: * -> *) a b.
Applicative f =>
([a] -> f b) -> [a] -> f (Maybe b)
Core.may (Text -> [Node] -> Either String [Topic]
forall a. FromXML a => Text -> [Node] -> Either String [a]
Data.parseXMLList Text
"member")
                        )
            Either String (Int -> ListTopicsResponse)
-> Either String Int -> Either String ListTopicsResponse
forall a b.
Either String (a -> b) -> Either String a -> Either String b
forall (f :: * -> *) a b. Applicative f => f (a -> b) -> f a -> f b
Prelude.<*> (Int -> Either String Int
forall a. a -> Either String a
forall (f :: * -> *) a. Applicative f => a -> f a
Prelude.pure (Int -> Int
forall a. Enum a => a -> Int
Prelude.fromEnum Int
s))
      )

instance Prelude.Hashable ListTopics where
  hashWithSalt :: Int -> ListTopics -> Int
hashWithSalt Int
_salt ListTopics' {Maybe Text
nextToken :: ListTopics -> Maybe Text
nextToken :: Maybe Text
..} =
    Int
_salt Int -> Maybe Text -> Int
forall a. Hashable a => Int -> a -> Int
`Prelude.hashWithSalt` Maybe Text
nextToken

instance Prelude.NFData ListTopics where
  rnf :: ListTopics -> ()
rnf ListTopics' {Maybe Text
nextToken :: ListTopics -> Maybe Text
nextToken :: Maybe Text
..} = Maybe Text -> ()
forall a. NFData a => a -> ()
Prelude.rnf Maybe Text
nextToken

instance Data.ToHeaders ListTopics where
  toHeaders :: ListTopics -> ResponseHeaders
toHeaders = ResponseHeaders -> ListTopics -> ResponseHeaders
forall a b. a -> b -> a
Prelude.const ResponseHeaders
forall a. Monoid a => a
Prelude.mempty

instance Data.ToPath ListTopics where
  toPath :: ListTopics -> ByteString
toPath = ByteString -> ListTopics -> ByteString
forall a b. a -> b -> a
Prelude.const ByteString
"/"

instance Data.ToQuery ListTopics where
  toQuery :: ListTopics -> QueryString
toQuery ListTopics' {Maybe Text
nextToken :: ListTopics -> Maybe Text
nextToken :: Maybe Text
..} =
    [QueryString] -> QueryString
forall a. Monoid a => [a] -> a
Prelude.mconcat
      [ ByteString
"Action"
          ByteString -> ByteString -> QueryString
forall a. ToQuery a => ByteString -> a -> QueryString
Data.=: (ByteString
"ListTopics" :: Prelude.ByteString),
        ByteString
"Version"
          ByteString -> ByteString -> QueryString
forall a. ToQuery a => ByteString -> a -> QueryString
Data.=: (ByteString
"2010-03-31" :: Prelude.ByteString),
        ByteString
"NextToken" ByteString -> Maybe Text -> QueryString
forall a. ToQuery a => ByteString -> a -> QueryString
Data.=: Maybe Text
nextToken
      ]

-- | Response for ListTopics action.
--
-- /See:/ 'newListTopicsResponse' smart constructor.
data ListTopicsResponse = ListTopicsResponse'
  { -- | Token to pass along to the next @ListTopics@ request. This element is
    -- returned if there are additional topics to retrieve.
    ListTopicsResponse -> Maybe Text
nextToken :: Prelude.Maybe Prelude.Text,
    -- | A list of topic ARNs.
    ListTopicsResponse -> Maybe [Topic]
topics :: Prelude.Maybe [Topic],
    -- | The response's http status code.
    ListTopicsResponse -> Int
httpStatus :: Prelude.Int
  }
  deriving (ListTopicsResponse -> ListTopicsResponse -> Bool
(ListTopicsResponse -> ListTopicsResponse -> Bool)
-> (ListTopicsResponse -> ListTopicsResponse -> Bool)
-> Eq ListTopicsResponse
forall a. (a -> a -> Bool) -> (a -> a -> Bool) -> Eq a
$c== :: ListTopicsResponse -> ListTopicsResponse -> Bool
== :: ListTopicsResponse -> ListTopicsResponse -> Bool
$c/= :: ListTopicsResponse -> ListTopicsResponse -> Bool
/= :: ListTopicsResponse -> ListTopicsResponse -> Bool
Prelude.Eq, ReadPrec [ListTopicsResponse]
ReadPrec ListTopicsResponse
Int -> ReadS ListTopicsResponse
ReadS [ListTopicsResponse]
(Int -> ReadS ListTopicsResponse)
-> ReadS [ListTopicsResponse]
-> ReadPrec ListTopicsResponse
-> ReadPrec [ListTopicsResponse]
-> Read ListTopicsResponse
forall a.
(Int -> ReadS a)
-> ReadS [a] -> ReadPrec a -> ReadPrec [a] -> Read a
$creadsPrec :: Int -> ReadS ListTopicsResponse
readsPrec :: Int -> ReadS ListTopicsResponse
$creadList :: ReadS [ListTopicsResponse]
readList :: ReadS [ListTopicsResponse]
$creadPrec :: ReadPrec ListTopicsResponse
readPrec :: ReadPrec ListTopicsResponse
$creadListPrec :: ReadPrec [ListTopicsResponse]
readListPrec :: ReadPrec [ListTopicsResponse]
Prelude.Read, Int -> ListTopicsResponse -> ShowS
[ListTopicsResponse] -> ShowS
ListTopicsResponse -> String
(Int -> ListTopicsResponse -> ShowS)
-> (ListTopicsResponse -> String)
-> ([ListTopicsResponse] -> ShowS)
-> Show ListTopicsResponse
forall a.
(Int -> a -> ShowS) -> (a -> String) -> ([a] -> ShowS) -> Show a
$cshowsPrec :: Int -> ListTopicsResponse -> ShowS
showsPrec :: Int -> ListTopicsResponse -> ShowS
$cshow :: ListTopicsResponse -> String
show :: ListTopicsResponse -> String
$cshowList :: [ListTopicsResponse] -> ShowS
showList :: [ListTopicsResponse] -> ShowS
Prelude.Show, (forall x. ListTopicsResponse -> Rep ListTopicsResponse x)
-> (forall x. Rep ListTopicsResponse x -> ListTopicsResponse)
-> Generic ListTopicsResponse
forall x. Rep ListTopicsResponse x -> ListTopicsResponse
forall x. ListTopicsResponse -> Rep ListTopicsResponse x
forall a.
(forall x. a -> Rep a x) -> (forall x. Rep a x -> a) -> Generic a
$cfrom :: forall x. ListTopicsResponse -> Rep ListTopicsResponse x
from :: forall x. ListTopicsResponse -> Rep ListTopicsResponse x
$cto :: forall x. Rep ListTopicsResponse x -> ListTopicsResponse
to :: forall x. Rep ListTopicsResponse x -> ListTopicsResponse
Prelude.Generic)

-- |
-- Create a value of 'ListTopicsResponse' 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', 'listTopicsResponse_nextToken' - Token to pass along to the next @ListTopics@ request. This element is
-- returned if there are additional topics to retrieve.
--
-- 'topics', 'listTopicsResponse_topics' - A list of topic ARNs.
--
-- 'httpStatus', 'listTopicsResponse_httpStatus' - The response's http status code.
newListTopicsResponse ::
  -- | 'httpStatus'
  Prelude.Int ->
  ListTopicsResponse
newListTopicsResponse :: Int -> ListTopicsResponse
newListTopicsResponse Int
pHttpStatus_ =
  ListTopicsResponse'
    { nextToken :: Maybe Text
nextToken = Maybe Text
forall a. Maybe a
Prelude.Nothing,
      topics :: Maybe [Topic]
topics = Maybe [Topic]
forall a. Maybe a
Prelude.Nothing,
      httpStatus :: Int
httpStatus = Int
pHttpStatus_
    }

-- | Token to pass along to the next @ListTopics@ request. This element is
-- returned if there are additional topics to retrieve.
listTopicsResponse_nextToken :: Lens.Lens' ListTopicsResponse (Prelude.Maybe Prelude.Text)
listTopicsResponse_nextToken :: Lens' ListTopicsResponse (Maybe Text)
listTopicsResponse_nextToken = (ListTopicsResponse -> Maybe Text)
-> (ListTopicsResponse -> Maybe Text -> ListTopicsResponse)
-> Lens' ListTopicsResponse (Maybe Text)
forall s a b t. (s -> a) -> (s -> b -> t) -> Lens s t a b
Lens.lens (\ListTopicsResponse' {Maybe Text
nextToken :: ListTopicsResponse -> Maybe Text
nextToken :: Maybe Text
nextToken} -> Maybe Text
nextToken) (\s :: ListTopicsResponse
s@ListTopicsResponse' {} Maybe Text
a -> ListTopicsResponse
s {nextToken = a} :: ListTopicsResponse)

-- | A list of topic ARNs.
listTopicsResponse_topics :: Lens.Lens' ListTopicsResponse (Prelude.Maybe [Topic])
listTopicsResponse_topics :: Lens' ListTopicsResponse (Maybe [Topic])
listTopicsResponse_topics = (ListTopicsResponse -> Maybe [Topic])
-> (ListTopicsResponse -> Maybe [Topic] -> ListTopicsResponse)
-> Lens' ListTopicsResponse (Maybe [Topic])
forall s a b t. (s -> a) -> (s -> b -> t) -> Lens s t a b
Lens.lens (\ListTopicsResponse' {Maybe [Topic]
topics :: ListTopicsResponse -> Maybe [Topic]
topics :: Maybe [Topic]
topics} -> Maybe [Topic]
topics) (\s :: ListTopicsResponse
s@ListTopicsResponse' {} Maybe [Topic]
a -> ListTopicsResponse
s {topics = a} :: ListTopicsResponse) ((Maybe [Topic] -> f (Maybe [Topic]))
 -> ListTopicsResponse -> f ListTopicsResponse)
-> ((Maybe [Topic] -> f (Maybe [Topic]))
    -> Maybe [Topic] -> f (Maybe [Topic]))
-> (Maybe [Topic] -> f (Maybe [Topic]))
-> ListTopicsResponse
-> f ListTopicsResponse
forall b c a. (b -> c) -> (a -> b) -> a -> c
Prelude.. AnIso [Topic] [Topic] [Topic] [Topic]
-> Iso
     (Maybe [Topic]) (Maybe [Topic]) (Maybe [Topic]) (Maybe [Topic])
forall (f :: * -> *) (g :: * -> *) s t a b.
(Functor f, Functor g) =>
AnIso s t a b -> Iso (f s) (g t) (f a) (g b)
Lens.mapping AnIso [Topic] [Topic] [Topic] [Topic]
forall s t a b. (Coercible s a, Coercible t b) => Iso s t a b
Iso [Topic] [Topic] [Topic] [Topic]
Lens.coerced

-- | The response's http status code.
listTopicsResponse_httpStatus :: Lens.Lens' ListTopicsResponse Prelude.Int
listTopicsResponse_httpStatus :: Lens' ListTopicsResponse Int
listTopicsResponse_httpStatus = (ListTopicsResponse -> Int)
-> (ListTopicsResponse -> Int -> ListTopicsResponse)
-> Lens' ListTopicsResponse Int
forall s a b t. (s -> a) -> (s -> b -> t) -> Lens s t a b
Lens.lens (\ListTopicsResponse' {Int
httpStatus :: ListTopicsResponse -> Int
httpStatus :: Int
httpStatus} -> Int
httpStatus) (\s :: ListTopicsResponse
s@ListTopicsResponse' {} Int
a -> ListTopicsResponse
s {httpStatus = a} :: ListTopicsResponse)

instance Prelude.NFData ListTopicsResponse where
  rnf :: ListTopicsResponse -> ()
rnf ListTopicsResponse' {Int
Maybe [Topic]
Maybe Text
nextToken :: ListTopicsResponse -> Maybe Text
topics :: ListTopicsResponse -> Maybe [Topic]
httpStatus :: ListTopicsResponse -> Int
nextToken :: Maybe Text
topics :: Maybe [Topic]
httpStatus :: Int
..} =
    Maybe Text -> ()
forall a. NFData a => a -> ()
Prelude.rnf Maybe Text
nextToken () -> () -> ()
forall a b. a -> b -> b
`Prelude.seq`
      Maybe [Topic] -> ()
forall a. NFData a => a -> ()
Prelude.rnf Maybe [Topic]
topics () -> () -> ()
forall a b. a -> b -> b
`Prelude.seq`
        Int -> ()
forall a. NFData a => a -> ()
Prelude.rnf Int
httpStatus