{-# 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.Lightsail.GetLoadBalancers
-- 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 information about all load balancers in an account.
--
-- This operation returns paginated results.
module Amazonka.Lightsail.GetLoadBalancers
  ( -- * Creating a Request
    GetLoadBalancers (..),
    newGetLoadBalancers,

    -- * Request Lenses
    getLoadBalancers_pageToken,

    -- * Destructuring the Response
    GetLoadBalancersResponse (..),
    newGetLoadBalancersResponse,

    -- * Response Lenses
    getLoadBalancersResponse_loadBalancers,
    getLoadBalancersResponse_nextPageToken,
    getLoadBalancersResponse_httpStatus,
  )
where

import qualified Amazonka.Core as Core
import qualified Amazonka.Core.Lens.Internal as Lens
import qualified Amazonka.Data as Data
import Amazonka.Lightsail.Types
import qualified Amazonka.Prelude as Prelude
import qualified Amazonka.Request as Request
import qualified Amazonka.Response as Response

-- | /See:/ 'newGetLoadBalancers' smart constructor.
data GetLoadBalancers = GetLoadBalancers'
  { -- | The token to advance to the next page of results from your request.
    --
    -- To get a page token, perform an initial @GetLoadBalancers@ request. If
    -- your results are paginated, the response will return a next page token
    -- that you can specify as the page token in a subsequent request.
    GetLoadBalancers -> Maybe Text
pageToken :: Prelude.Maybe Prelude.Text
  }
  deriving (GetLoadBalancers -> GetLoadBalancers -> Bool
forall a. (a -> a -> Bool) -> (a -> a -> Bool) -> Eq a
/= :: GetLoadBalancers -> GetLoadBalancers -> Bool
$c/= :: GetLoadBalancers -> GetLoadBalancers -> Bool
== :: GetLoadBalancers -> GetLoadBalancers -> Bool
$c== :: GetLoadBalancers -> GetLoadBalancers -> Bool
Prelude.Eq, ReadPrec [GetLoadBalancers]
ReadPrec GetLoadBalancers
Int -> ReadS GetLoadBalancers
ReadS [GetLoadBalancers]
forall a.
(Int -> ReadS a)
-> ReadS [a] -> ReadPrec a -> ReadPrec [a] -> Read a
readListPrec :: ReadPrec [GetLoadBalancers]
$creadListPrec :: ReadPrec [GetLoadBalancers]
readPrec :: ReadPrec GetLoadBalancers
$creadPrec :: ReadPrec GetLoadBalancers
readList :: ReadS [GetLoadBalancers]
$creadList :: ReadS [GetLoadBalancers]
readsPrec :: Int -> ReadS GetLoadBalancers
$creadsPrec :: Int -> ReadS GetLoadBalancers
Prelude.Read, Int -> GetLoadBalancers -> ShowS
[GetLoadBalancers] -> ShowS
GetLoadBalancers -> String
forall a.
(Int -> a -> ShowS) -> (a -> String) -> ([a] -> ShowS) -> Show a
showList :: [GetLoadBalancers] -> ShowS
$cshowList :: [GetLoadBalancers] -> ShowS
show :: GetLoadBalancers -> String
$cshow :: GetLoadBalancers -> String
showsPrec :: Int -> GetLoadBalancers -> ShowS
$cshowsPrec :: Int -> GetLoadBalancers -> ShowS
Prelude.Show, forall x. Rep GetLoadBalancers x -> GetLoadBalancers
forall x. GetLoadBalancers -> Rep GetLoadBalancers x
forall a.
(forall x. a -> Rep a x) -> (forall x. Rep a x -> a) -> Generic a
$cto :: forall x. Rep GetLoadBalancers x -> GetLoadBalancers
$cfrom :: forall x. GetLoadBalancers -> Rep GetLoadBalancers x
Prelude.Generic)

-- |
-- Create a value of 'GetLoadBalancers' 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:
--
-- 'pageToken', 'getLoadBalancers_pageToken' - The token to advance to the next page of results from your request.
--
-- To get a page token, perform an initial @GetLoadBalancers@ request. If
-- your results are paginated, the response will return a next page token
-- that you can specify as the page token in a subsequent request.
newGetLoadBalancers ::
  GetLoadBalancers
newGetLoadBalancers :: GetLoadBalancers
newGetLoadBalancers =
  GetLoadBalancers' {$sel:pageToken:GetLoadBalancers' :: Maybe Text
pageToken = forall a. Maybe a
Prelude.Nothing}

-- | The token to advance to the next page of results from your request.
--
-- To get a page token, perform an initial @GetLoadBalancers@ request. If
-- your results are paginated, the response will return a next page token
-- that you can specify as the page token in a subsequent request.
getLoadBalancers_pageToken :: Lens.Lens' GetLoadBalancers (Prelude.Maybe Prelude.Text)
getLoadBalancers_pageToken :: Lens' GetLoadBalancers (Maybe Text)
getLoadBalancers_pageToken = forall s a b t. (s -> a) -> (s -> b -> t) -> Lens s t a b
Lens.lens (\GetLoadBalancers' {Maybe Text
pageToken :: Maybe Text
$sel:pageToken:GetLoadBalancers' :: GetLoadBalancers -> Maybe Text
pageToken} -> Maybe Text
pageToken) (\s :: GetLoadBalancers
s@GetLoadBalancers' {} Maybe Text
a -> GetLoadBalancers
s {$sel:pageToken:GetLoadBalancers' :: Maybe Text
pageToken = Maybe Text
a} :: GetLoadBalancers)

instance Core.AWSPager GetLoadBalancers where
  page :: GetLoadBalancers
-> AWSResponse GetLoadBalancers -> Maybe GetLoadBalancers
page GetLoadBalancers
rq AWSResponse GetLoadBalancers
rs
    | forall a. AWSTruncated a => a -> Bool
Core.stop
        ( AWSResponse GetLoadBalancers
rs
            forall s a. s -> Getting (First a) s a -> Maybe a
Lens.^? Lens' GetLoadBalancersResponse (Maybe Text)
getLoadBalancersResponse_nextPageToken
            forall b c a. (b -> c) -> (a -> b) -> a -> c
Prelude.. forall a b. Prism (Maybe a) (Maybe b) a b
Lens._Just
        ) =
        forall a. Maybe a
Prelude.Nothing
    | forall a. AWSTruncated a => a -> Bool
Core.stop
        ( AWSResponse GetLoadBalancers
rs
            forall s a. s -> Getting (First a) s a -> Maybe a
Lens.^? Lens' GetLoadBalancersResponse (Maybe [LoadBalancer])
getLoadBalancersResponse_loadBalancers
            forall b c a. (b -> c) -> (a -> b) -> a -> c
Prelude.. forall a b. Prism (Maybe a) (Maybe b) a b
Lens._Just
        ) =
        forall a. Maybe a
Prelude.Nothing
    | Bool
Prelude.otherwise =
        forall a. a -> Maybe a
Prelude.Just
          forall a b. (a -> b) -> a -> b
Prelude.$ GetLoadBalancers
rq
          forall a b. a -> (a -> b) -> b
Prelude.& Lens' GetLoadBalancers (Maybe Text)
getLoadBalancers_pageToken
          forall s t a b. ASetter s t a b -> b -> s -> t
Lens..~ AWSResponse GetLoadBalancers
rs
          forall s a. s -> Getting (First a) s a -> Maybe a
Lens.^? Lens' GetLoadBalancersResponse (Maybe Text)
getLoadBalancersResponse_nextPageToken
          forall b c a. (b -> c) -> (a -> b) -> a -> c
Prelude.. forall a b. Prism (Maybe a) (Maybe b) a b
Lens._Just

instance Core.AWSRequest GetLoadBalancers where
  type
    AWSResponse GetLoadBalancers =
      GetLoadBalancersResponse
  request :: (Service -> Service)
-> GetLoadBalancers -> Request GetLoadBalancers
request Service -> Service
overrides =
    forall a. (ToRequest a, ToJSON a) => Service -> a -> Request a
Request.postJSON (Service -> Service
overrides Service
defaultService)
  response :: forall (m :: * -> *).
MonadResource m =>
(ByteStringLazy -> IO ByteStringLazy)
-> Service
-> Proxy GetLoadBalancers
-> ClientResponse ClientBody
-> m (Either Error (ClientResponse (AWSResponse GetLoadBalancers)))
response =
    forall (m :: * -> *) a.
MonadResource m =>
(Int -> ResponseHeaders -> Object -> Either String (AWSResponse a))
-> (ByteStringLazy -> IO ByteStringLazy)
-> Service
-> Proxy a
-> ClientResponse ClientBody
-> m (Either Error (ClientResponse (AWSResponse a)))
Response.receiveJSON
      ( \Int
s ResponseHeaders
h Object
x ->
          Maybe [LoadBalancer]
-> Maybe Text -> Int -> GetLoadBalancersResponse
GetLoadBalancersResponse'
            forall (f :: * -> *) a b. Functor f => (a -> b) -> f a -> f b
Prelude.<$> (Object
x forall a. FromJSON a => Object -> Key -> Either String (Maybe a)
Data..?> Key
"loadBalancers" forall (f :: * -> *) a. Functor f => f (Maybe a) -> a -> f a
Core..!@ forall a. Monoid a => a
Prelude.mempty)
            forall (f :: * -> *) a b. Applicative f => f (a -> b) -> f a -> f b
Prelude.<*> (Object
x forall a. FromJSON a => Object -> Key -> Either String (Maybe a)
Data..?> Key
"nextPageToken")
            forall (f :: * -> *) a b. Applicative f => f (a -> b) -> f a -> f b
Prelude.<*> (forall (f :: * -> *) a. Applicative f => a -> f a
Prelude.pure (forall a. Enum a => a -> Int
Prelude.fromEnum Int
s))
      )

instance Prelude.Hashable GetLoadBalancers where
  hashWithSalt :: Int -> GetLoadBalancers -> Int
hashWithSalt Int
_salt GetLoadBalancers' {Maybe Text
pageToken :: Maybe Text
$sel:pageToken:GetLoadBalancers' :: GetLoadBalancers -> Maybe Text
..} =
    Int
_salt forall a. Hashable a => Int -> a -> Int
`Prelude.hashWithSalt` Maybe Text
pageToken

instance Prelude.NFData GetLoadBalancers where
  rnf :: GetLoadBalancers -> ()
rnf GetLoadBalancers' {Maybe Text
pageToken :: Maybe Text
$sel:pageToken:GetLoadBalancers' :: GetLoadBalancers -> Maybe Text
..} = forall a. NFData a => a -> ()
Prelude.rnf Maybe Text
pageToken

instance Data.ToHeaders GetLoadBalancers where
  toHeaders :: GetLoadBalancers -> ResponseHeaders
toHeaders =
    forall a b. a -> b -> a
Prelude.const
      ( forall a. Monoid a => [a] -> a
Prelude.mconcat
          [ HeaderName
"X-Amz-Target"
              forall a. ToHeader a => HeaderName -> a -> ResponseHeaders
Data.=# ( ByteString
"Lightsail_20161128.GetLoadBalancers" ::
                          Prelude.ByteString
                      ),
            HeaderName
"Content-Type"
              forall a. ToHeader a => HeaderName -> a -> ResponseHeaders
Data.=# ( ByteString
"application/x-amz-json-1.1" ::
                          Prelude.ByteString
                      )
          ]
      )

instance Data.ToJSON GetLoadBalancers where
  toJSON :: GetLoadBalancers -> Value
toJSON GetLoadBalancers' {Maybe Text
pageToken :: Maybe Text
$sel:pageToken:GetLoadBalancers' :: GetLoadBalancers -> Maybe Text
..} =
    [Pair] -> Value
Data.object
      ( forall a. [Maybe a] -> [a]
Prelude.catMaybes
          [(Key
"pageToken" forall kv v. (KeyValue kv, ToJSON v) => Key -> v -> kv
Data..=) forall (f :: * -> *) a b. Functor f => (a -> b) -> f a -> f b
Prelude.<$> Maybe Text
pageToken]
      )

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

instance Data.ToQuery GetLoadBalancers where
  toQuery :: GetLoadBalancers -> QueryString
toQuery = forall a b. a -> b -> a
Prelude.const forall a. Monoid a => a
Prelude.mempty

-- | /See:/ 'newGetLoadBalancersResponse' smart constructor.
data GetLoadBalancersResponse = GetLoadBalancersResponse'
  { -- | An array of LoadBalancer objects describing your load balancers.
    GetLoadBalancersResponse -> Maybe [LoadBalancer]
loadBalancers :: Prelude.Maybe [LoadBalancer],
    -- | The token to advance to the next page of results from your request.
    --
    -- A next page token is not returned if there are no more results to
    -- display.
    --
    -- To get the next page of results, perform another @GetLoadBalancers@
    -- request and specify the next page token using the @pageToken@ parameter.
    GetLoadBalancersResponse -> Maybe Text
nextPageToken :: Prelude.Maybe Prelude.Text,
    -- | The response's http status code.
    GetLoadBalancersResponse -> Int
httpStatus :: Prelude.Int
  }
  deriving (GetLoadBalancersResponse -> GetLoadBalancersResponse -> Bool
forall a. (a -> a -> Bool) -> (a -> a -> Bool) -> Eq a
/= :: GetLoadBalancersResponse -> GetLoadBalancersResponse -> Bool
$c/= :: GetLoadBalancersResponse -> GetLoadBalancersResponse -> Bool
== :: GetLoadBalancersResponse -> GetLoadBalancersResponse -> Bool
$c== :: GetLoadBalancersResponse -> GetLoadBalancersResponse -> Bool
Prelude.Eq, ReadPrec [GetLoadBalancersResponse]
ReadPrec GetLoadBalancersResponse
Int -> ReadS GetLoadBalancersResponse
ReadS [GetLoadBalancersResponse]
forall a.
(Int -> ReadS a)
-> ReadS [a] -> ReadPrec a -> ReadPrec [a] -> Read a
readListPrec :: ReadPrec [GetLoadBalancersResponse]
$creadListPrec :: ReadPrec [GetLoadBalancersResponse]
readPrec :: ReadPrec GetLoadBalancersResponse
$creadPrec :: ReadPrec GetLoadBalancersResponse
readList :: ReadS [GetLoadBalancersResponse]
$creadList :: ReadS [GetLoadBalancersResponse]
readsPrec :: Int -> ReadS GetLoadBalancersResponse
$creadsPrec :: Int -> ReadS GetLoadBalancersResponse
Prelude.Read, Int -> GetLoadBalancersResponse -> ShowS
[GetLoadBalancersResponse] -> ShowS
GetLoadBalancersResponse -> String
forall a.
(Int -> a -> ShowS) -> (a -> String) -> ([a] -> ShowS) -> Show a
showList :: [GetLoadBalancersResponse] -> ShowS
$cshowList :: [GetLoadBalancersResponse] -> ShowS
show :: GetLoadBalancersResponse -> String
$cshow :: GetLoadBalancersResponse -> String
showsPrec :: Int -> GetLoadBalancersResponse -> ShowS
$cshowsPrec :: Int -> GetLoadBalancersResponse -> ShowS
Prelude.Show, forall x.
Rep GetLoadBalancersResponse x -> GetLoadBalancersResponse
forall x.
GetLoadBalancersResponse -> Rep GetLoadBalancersResponse x
forall a.
(forall x. a -> Rep a x) -> (forall x. Rep a x -> a) -> Generic a
$cto :: forall x.
Rep GetLoadBalancersResponse x -> GetLoadBalancersResponse
$cfrom :: forall x.
GetLoadBalancersResponse -> Rep GetLoadBalancersResponse x
Prelude.Generic)

-- |
-- Create a value of 'GetLoadBalancersResponse' 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:
--
-- 'loadBalancers', 'getLoadBalancersResponse_loadBalancers' - An array of LoadBalancer objects describing your load balancers.
--
-- 'nextPageToken', 'getLoadBalancersResponse_nextPageToken' - The token to advance to the next page of results from your request.
--
-- A next page token is not returned if there are no more results to
-- display.
--
-- To get the next page of results, perform another @GetLoadBalancers@
-- request and specify the next page token using the @pageToken@ parameter.
--
-- 'httpStatus', 'getLoadBalancersResponse_httpStatus' - The response's http status code.
newGetLoadBalancersResponse ::
  -- | 'httpStatus'
  Prelude.Int ->
  GetLoadBalancersResponse
newGetLoadBalancersResponse :: Int -> GetLoadBalancersResponse
newGetLoadBalancersResponse Int
pHttpStatus_ =
  GetLoadBalancersResponse'
    { $sel:loadBalancers:GetLoadBalancersResponse' :: Maybe [LoadBalancer]
loadBalancers =
        forall a. Maybe a
Prelude.Nothing,
      $sel:nextPageToken:GetLoadBalancersResponse' :: Maybe Text
nextPageToken = forall a. Maybe a
Prelude.Nothing,
      $sel:httpStatus:GetLoadBalancersResponse' :: Int
httpStatus = Int
pHttpStatus_
    }

-- | An array of LoadBalancer objects describing your load balancers.
getLoadBalancersResponse_loadBalancers :: Lens.Lens' GetLoadBalancersResponse (Prelude.Maybe [LoadBalancer])
getLoadBalancersResponse_loadBalancers :: Lens' GetLoadBalancersResponse (Maybe [LoadBalancer])
getLoadBalancersResponse_loadBalancers = forall s a b t. (s -> a) -> (s -> b -> t) -> Lens s t a b
Lens.lens (\GetLoadBalancersResponse' {Maybe [LoadBalancer]
loadBalancers :: Maybe [LoadBalancer]
$sel:loadBalancers:GetLoadBalancersResponse' :: GetLoadBalancersResponse -> Maybe [LoadBalancer]
loadBalancers} -> Maybe [LoadBalancer]
loadBalancers) (\s :: GetLoadBalancersResponse
s@GetLoadBalancersResponse' {} Maybe [LoadBalancer]
a -> GetLoadBalancersResponse
s {$sel:loadBalancers:GetLoadBalancersResponse' :: Maybe [LoadBalancer]
loadBalancers = Maybe [LoadBalancer]
a} :: GetLoadBalancersResponse) forall b c a. (b -> c) -> (a -> b) -> a -> c
Prelude.. 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 forall s t a b. (Coercible s a, Coercible t b) => Iso s t a b
Lens.coerced

-- | The token to advance to the next page of results from your request.
--
-- A next page token is not returned if there are no more results to
-- display.
--
-- To get the next page of results, perform another @GetLoadBalancers@
-- request and specify the next page token using the @pageToken@ parameter.
getLoadBalancersResponse_nextPageToken :: Lens.Lens' GetLoadBalancersResponse (Prelude.Maybe Prelude.Text)
getLoadBalancersResponse_nextPageToken :: Lens' GetLoadBalancersResponse (Maybe Text)
getLoadBalancersResponse_nextPageToken = forall s a b t. (s -> a) -> (s -> b -> t) -> Lens s t a b
Lens.lens (\GetLoadBalancersResponse' {Maybe Text
nextPageToken :: Maybe Text
$sel:nextPageToken:GetLoadBalancersResponse' :: GetLoadBalancersResponse -> Maybe Text
nextPageToken} -> Maybe Text
nextPageToken) (\s :: GetLoadBalancersResponse
s@GetLoadBalancersResponse' {} Maybe Text
a -> GetLoadBalancersResponse
s {$sel:nextPageToken:GetLoadBalancersResponse' :: Maybe Text
nextPageToken = Maybe Text
a} :: GetLoadBalancersResponse)

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

instance Prelude.NFData GetLoadBalancersResponse where
  rnf :: GetLoadBalancersResponse -> ()
rnf GetLoadBalancersResponse' {Int
Maybe [LoadBalancer]
Maybe Text
httpStatus :: Int
nextPageToken :: Maybe Text
loadBalancers :: Maybe [LoadBalancer]
$sel:httpStatus:GetLoadBalancersResponse' :: GetLoadBalancersResponse -> Int
$sel:nextPageToken:GetLoadBalancersResponse' :: GetLoadBalancersResponse -> Maybe Text
$sel:loadBalancers:GetLoadBalancersResponse' :: GetLoadBalancersResponse -> Maybe [LoadBalancer]
..} =
    forall a. NFData a => a -> ()
Prelude.rnf Maybe [LoadBalancer]
loadBalancers
      seq :: forall a b. a -> b -> b
`Prelude.seq` forall a. NFData a => a -> ()
Prelude.rnf Maybe Text
nextPageToken
      seq :: forall a b. a -> b -> b
`Prelude.seq` forall a. NFData a => a -> ()
Prelude.rnf Int
httpStatus