{-# 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.ELB.DescribeLoadBalancerPolicyTypes
-- Copyright   : (c) 2013-2023 Brendan Hay
-- License     : Mozilla Public License, v. 2.0.
-- Maintainer  : Brendan Hay
-- Stability   : auto-generated
-- Portability : non-portable (GHC extensions)
--
-- Describes the specified load balancer policy types or all load balancer
-- policy types.
--
-- The description of each type indicates how it can be used. For example,
-- some policies can be used only with layer 7 listeners, some policies can
-- be used only with layer 4 listeners, and some policies can be used only
-- with your EC2 instances.
--
-- You can use CreateLoadBalancerPolicy to create a policy configuration
-- for any of these policy types. Then, depending on the policy type, use
-- either SetLoadBalancerPoliciesOfListener or
-- SetLoadBalancerPoliciesForBackendServer to set the policy.
module Amazonka.ELB.DescribeLoadBalancerPolicyTypes
  ( -- * Creating a Request
    DescribeLoadBalancerPolicyTypes (..),
    newDescribeLoadBalancerPolicyTypes,

    -- * Request Lenses
    describeLoadBalancerPolicyTypes_policyTypeNames,

    -- * Destructuring the Response
    DescribeLoadBalancerPolicyTypesResponse (..),
    newDescribeLoadBalancerPolicyTypesResponse,

    -- * Response Lenses
    describeLoadBalancerPolicyTypesResponse_policyTypeDescriptions,
    describeLoadBalancerPolicyTypesResponse_httpStatus,
  )
where

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

-- | Contains the parameters for DescribeLoadBalancerPolicyTypes.
--
-- /See:/ 'newDescribeLoadBalancerPolicyTypes' smart constructor.
data DescribeLoadBalancerPolicyTypes = DescribeLoadBalancerPolicyTypes'
  { -- | The names of the policy types. If no names are specified, describes all
    -- policy types defined by Elastic Load Balancing.
    DescribeLoadBalancerPolicyTypes -> Maybe [Text]
policyTypeNames :: Prelude.Maybe [Prelude.Text]
  }
  deriving (DescribeLoadBalancerPolicyTypes
-> DescribeLoadBalancerPolicyTypes -> Bool
forall a. (a -> a -> Bool) -> (a -> a -> Bool) -> Eq a
/= :: DescribeLoadBalancerPolicyTypes
-> DescribeLoadBalancerPolicyTypes -> Bool
$c/= :: DescribeLoadBalancerPolicyTypes
-> DescribeLoadBalancerPolicyTypes -> Bool
== :: DescribeLoadBalancerPolicyTypes
-> DescribeLoadBalancerPolicyTypes -> Bool
$c== :: DescribeLoadBalancerPolicyTypes
-> DescribeLoadBalancerPolicyTypes -> Bool
Prelude.Eq, ReadPrec [DescribeLoadBalancerPolicyTypes]
ReadPrec DescribeLoadBalancerPolicyTypes
Int -> ReadS DescribeLoadBalancerPolicyTypes
ReadS [DescribeLoadBalancerPolicyTypes]
forall a.
(Int -> ReadS a)
-> ReadS [a] -> ReadPrec a -> ReadPrec [a] -> Read a
readListPrec :: ReadPrec [DescribeLoadBalancerPolicyTypes]
$creadListPrec :: ReadPrec [DescribeLoadBalancerPolicyTypes]
readPrec :: ReadPrec DescribeLoadBalancerPolicyTypes
$creadPrec :: ReadPrec DescribeLoadBalancerPolicyTypes
readList :: ReadS [DescribeLoadBalancerPolicyTypes]
$creadList :: ReadS [DescribeLoadBalancerPolicyTypes]
readsPrec :: Int -> ReadS DescribeLoadBalancerPolicyTypes
$creadsPrec :: Int -> ReadS DescribeLoadBalancerPolicyTypes
Prelude.Read, Int -> DescribeLoadBalancerPolicyTypes -> ShowS
[DescribeLoadBalancerPolicyTypes] -> ShowS
DescribeLoadBalancerPolicyTypes -> String
forall a.
(Int -> a -> ShowS) -> (a -> String) -> ([a] -> ShowS) -> Show a
showList :: [DescribeLoadBalancerPolicyTypes] -> ShowS
$cshowList :: [DescribeLoadBalancerPolicyTypes] -> ShowS
show :: DescribeLoadBalancerPolicyTypes -> String
$cshow :: DescribeLoadBalancerPolicyTypes -> String
showsPrec :: Int -> DescribeLoadBalancerPolicyTypes -> ShowS
$cshowsPrec :: Int -> DescribeLoadBalancerPolicyTypes -> ShowS
Prelude.Show, forall x.
Rep DescribeLoadBalancerPolicyTypes x
-> DescribeLoadBalancerPolicyTypes
forall x.
DescribeLoadBalancerPolicyTypes
-> Rep DescribeLoadBalancerPolicyTypes x
forall a.
(forall x. a -> Rep a x) -> (forall x. Rep a x -> a) -> Generic a
$cto :: forall x.
Rep DescribeLoadBalancerPolicyTypes x
-> DescribeLoadBalancerPolicyTypes
$cfrom :: forall x.
DescribeLoadBalancerPolicyTypes
-> Rep DescribeLoadBalancerPolicyTypes x
Prelude.Generic)

-- |
-- Create a value of 'DescribeLoadBalancerPolicyTypes' 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:
--
-- 'policyTypeNames', 'describeLoadBalancerPolicyTypes_policyTypeNames' - The names of the policy types. If no names are specified, describes all
-- policy types defined by Elastic Load Balancing.
newDescribeLoadBalancerPolicyTypes ::
  DescribeLoadBalancerPolicyTypes
newDescribeLoadBalancerPolicyTypes :: DescribeLoadBalancerPolicyTypes
newDescribeLoadBalancerPolicyTypes =
  DescribeLoadBalancerPolicyTypes'
    { $sel:policyTypeNames:DescribeLoadBalancerPolicyTypes' :: Maybe [Text]
policyTypeNames =
        forall a. Maybe a
Prelude.Nothing
    }

-- | The names of the policy types. If no names are specified, describes all
-- policy types defined by Elastic Load Balancing.
describeLoadBalancerPolicyTypes_policyTypeNames :: Lens.Lens' DescribeLoadBalancerPolicyTypes (Prelude.Maybe [Prelude.Text])
describeLoadBalancerPolicyTypes_policyTypeNames :: Lens' DescribeLoadBalancerPolicyTypes (Maybe [Text])
describeLoadBalancerPolicyTypes_policyTypeNames = forall s a b t. (s -> a) -> (s -> b -> t) -> Lens s t a b
Lens.lens (\DescribeLoadBalancerPolicyTypes' {Maybe [Text]
policyTypeNames :: Maybe [Text]
$sel:policyTypeNames:DescribeLoadBalancerPolicyTypes' :: DescribeLoadBalancerPolicyTypes -> Maybe [Text]
policyTypeNames} -> Maybe [Text]
policyTypeNames) (\s :: DescribeLoadBalancerPolicyTypes
s@DescribeLoadBalancerPolicyTypes' {} Maybe [Text]
a -> DescribeLoadBalancerPolicyTypes
s {$sel:policyTypeNames:DescribeLoadBalancerPolicyTypes' :: Maybe [Text]
policyTypeNames = Maybe [Text]
a} :: DescribeLoadBalancerPolicyTypes) 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

instance
  Core.AWSRequest
    DescribeLoadBalancerPolicyTypes
  where
  type
    AWSResponse DescribeLoadBalancerPolicyTypes =
      DescribeLoadBalancerPolicyTypesResponse
  request :: (Service -> Service)
-> DescribeLoadBalancerPolicyTypes
-> Request DescribeLoadBalancerPolicyTypes
request Service -> Service
overrides =
    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 DescribeLoadBalancerPolicyTypes
-> ClientResponse ClientBody
-> m (Either
        Error
        (ClientResponse (AWSResponse DescribeLoadBalancerPolicyTypes)))
response =
    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
"DescribeLoadBalancerPolicyTypesResult"
      ( \Int
s ResponseHeaders
h [Node]
x ->
          Maybe [PolicyTypeDescription]
-> Int -> DescribeLoadBalancerPolicyTypesResponse
DescribeLoadBalancerPolicyTypesResponse'
            forall (f :: * -> *) a b. Functor f => (a -> b) -> f a -> f b
Prelude.<$> ( [Node]
x
                            forall a. FromXML a => [Node] -> Text -> Either String (Maybe a)
Data..@? Text
"PolicyTypeDescriptions"
                            forall (f :: * -> *) a. Functor f => f (Maybe a) -> a -> f a
Core..!@ forall a. Monoid a => a
Prelude.mempty
                            forall (m :: * -> *) a b. Monad m => m a -> (a -> m b) -> m b
Prelude.>>= forall (f :: * -> *) a b.
Applicative f =>
([a] -> f b) -> [a] -> f (Maybe b)
Core.may (forall a. FromXML a => Text -> [Node] -> Either String [a]
Data.parseXMLList Text
"member")
                        )
            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
    DescribeLoadBalancerPolicyTypes
  where
  hashWithSalt :: Int -> DescribeLoadBalancerPolicyTypes -> Int
hashWithSalt
    Int
_salt
    DescribeLoadBalancerPolicyTypes' {Maybe [Text]
policyTypeNames :: Maybe [Text]
$sel:policyTypeNames:DescribeLoadBalancerPolicyTypes' :: DescribeLoadBalancerPolicyTypes -> Maybe [Text]
..} =
      Int
_salt forall a. Hashable a => Int -> a -> Int
`Prelude.hashWithSalt` Maybe [Text]
policyTypeNames

instance
  Prelude.NFData
    DescribeLoadBalancerPolicyTypes
  where
  rnf :: DescribeLoadBalancerPolicyTypes -> ()
rnf DescribeLoadBalancerPolicyTypes' {Maybe [Text]
policyTypeNames :: Maybe [Text]
$sel:policyTypeNames:DescribeLoadBalancerPolicyTypes' :: DescribeLoadBalancerPolicyTypes -> Maybe [Text]
..} =
    forall a. NFData a => a -> ()
Prelude.rnf Maybe [Text]
policyTypeNames

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

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

instance Data.ToQuery DescribeLoadBalancerPolicyTypes where
  toQuery :: DescribeLoadBalancerPolicyTypes -> QueryString
toQuery DescribeLoadBalancerPolicyTypes' {Maybe [Text]
policyTypeNames :: Maybe [Text]
$sel:policyTypeNames:DescribeLoadBalancerPolicyTypes' :: DescribeLoadBalancerPolicyTypes -> Maybe [Text]
..} =
    forall a. Monoid a => [a] -> a
Prelude.mconcat
      [ ByteString
"Action"
          forall a. ToQuery a => ByteString -> a -> QueryString
Data.=: ( ByteString
"DescribeLoadBalancerPolicyTypes" ::
                      Prelude.ByteString
                  ),
        ByteString
"Version"
          forall a. ToQuery a => ByteString -> a -> QueryString
Data.=: (ByteString
"2012-06-01" :: Prelude.ByteString),
        ByteString
"PolicyTypeNames"
          forall a. ToQuery a => ByteString -> a -> QueryString
Data.=: forall a. ToQuery a => a -> QueryString
Data.toQuery
            ( forall a.
(IsList a, ToQuery (Item a)) =>
ByteString -> a -> QueryString
Data.toQueryList ByteString
"member"
                forall (f :: * -> *) a b. Functor f => (a -> b) -> f a -> f b
Prelude.<$> Maybe [Text]
policyTypeNames
            )
      ]

-- | Contains the output of DescribeLoadBalancerPolicyTypes.
--
-- /See:/ 'newDescribeLoadBalancerPolicyTypesResponse' smart constructor.
data DescribeLoadBalancerPolicyTypesResponse = DescribeLoadBalancerPolicyTypesResponse'
  { -- | Information about the policy types.
    DescribeLoadBalancerPolicyTypesResponse
-> Maybe [PolicyTypeDescription]
policyTypeDescriptions :: Prelude.Maybe [PolicyTypeDescription],
    -- | The response's http status code.
    DescribeLoadBalancerPolicyTypesResponse -> Int
httpStatus :: Prelude.Int
  }
  deriving (DescribeLoadBalancerPolicyTypesResponse
-> DescribeLoadBalancerPolicyTypesResponse -> Bool
forall a. (a -> a -> Bool) -> (a -> a -> Bool) -> Eq a
/= :: DescribeLoadBalancerPolicyTypesResponse
-> DescribeLoadBalancerPolicyTypesResponse -> Bool
$c/= :: DescribeLoadBalancerPolicyTypesResponse
-> DescribeLoadBalancerPolicyTypesResponse -> Bool
== :: DescribeLoadBalancerPolicyTypesResponse
-> DescribeLoadBalancerPolicyTypesResponse -> Bool
$c== :: DescribeLoadBalancerPolicyTypesResponse
-> DescribeLoadBalancerPolicyTypesResponse -> Bool
Prelude.Eq, ReadPrec [DescribeLoadBalancerPolicyTypesResponse]
ReadPrec DescribeLoadBalancerPolicyTypesResponse
Int -> ReadS DescribeLoadBalancerPolicyTypesResponse
ReadS [DescribeLoadBalancerPolicyTypesResponse]
forall a.
(Int -> ReadS a)
-> ReadS [a] -> ReadPrec a -> ReadPrec [a] -> Read a
readListPrec :: ReadPrec [DescribeLoadBalancerPolicyTypesResponse]
$creadListPrec :: ReadPrec [DescribeLoadBalancerPolicyTypesResponse]
readPrec :: ReadPrec DescribeLoadBalancerPolicyTypesResponse
$creadPrec :: ReadPrec DescribeLoadBalancerPolicyTypesResponse
readList :: ReadS [DescribeLoadBalancerPolicyTypesResponse]
$creadList :: ReadS [DescribeLoadBalancerPolicyTypesResponse]
readsPrec :: Int -> ReadS DescribeLoadBalancerPolicyTypesResponse
$creadsPrec :: Int -> ReadS DescribeLoadBalancerPolicyTypesResponse
Prelude.Read, Int -> DescribeLoadBalancerPolicyTypesResponse -> ShowS
[DescribeLoadBalancerPolicyTypesResponse] -> ShowS
DescribeLoadBalancerPolicyTypesResponse -> String
forall a.
(Int -> a -> ShowS) -> (a -> String) -> ([a] -> ShowS) -> Show a
showList :: [DescribeLoadBalancerPolicyTypesResponse] -> ShowS
$cshowList :: [DescribeLoadBalancerPolicyTypesResponse] -> ShowS
show :: DescribeLoadBalancerPolicyTypesResponse -> String
$cshow :: DescribeLoadBalancerPolicyTypesResponse -> String
showsPrec :: Int -> DescribeLoadBalancerPolicyTypesResponse -> ShowS
$cshowsPrec :: Int -> DescribeLoadBalancerPolicyTypesResponse -> ShowS
Prelude.Show, forall x.
Rep DescribeLoadBalancerPolicyTypesResponse x
-> DescribeLoadBalancerPolicyTypesResponse
forall x.
DescribeLoadBalancerPolicyTypesResponse
-> Rep DescribeLoadBalancerPolicyTypesResponse x
forall a.
(forall x. a -> Rep a x) -> (forall x. Rep a x -> a) -> Generic a
$cto :: forall x.
Rep DescribeLoadBalancerPolicyTypesResponse x
-> DescribeLoadBalancerPolicyTypesResponse
$cfrom :: forall x.
DescribeLoadBalancerPolicyTypesResponse
-> Rep DescribeLoadBalancerPolicyTypesResponse x
Prelude.Generic)

-- |
-- Create a value of 'DescribeLoadBalancerPolicyTypesResponse' 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:
--
-- 'policyTypeDescriptions', 'describeLoadBalancerPolicyTypesResponse_policyTypeDescriptions' - Information about the policy types.
--
-- 'httpStatus', 'describeLoadBalancerPolicyTypesResponse_httpStatus' - The response's http status code.
newDescribeLoadBalancerPolicyTypesResponse ::
  -- | 'httpStatus'
  Prelude.Int ->
  DescribeLoadBalancerPolicyTypesResponse
newDescribeLoadBalancerPolicyTypesResponse :: Int -> DescribeLoadBalancerPolicyTypesResponse
newDescribeLoadBalancerPolicyTypesResponse
  Int
pHttpStatus_ =
    DescribeLoadBalancerPolicyTypesResponse'
      { $sel:policyTypeDescriptions:DescribeLoadBalancerPolicyTypesResponse' :: Maybe [PolicyTypeDescription]
policyTypeDescriptions =
          forall a. Maybe a
Prelude.Nothing,
        $sel:httpStatus:DescribeLoadBalancerPolicyTypesResponse' :: Int
httpStatus = Int
pHttpStatus_
      }

-- | Information about the policy types.
describeLoadBalancerPolicyTypesResponse_policyTypeDescriptions :: Lens.Lens' DescribeLoadBalancerPolicyTypesResponse (Prelude.Maybe [PolicyTypeDescription])
describeLoadBalancerPolicyTypesResponse_policyTypeDescriptions :: Lens'
  DescribeLoadBalancerPolicyTypesResponse
  (Maybe [PolicyTypeDescription])
describeLoadBalancerPolicyTypesResponse_policyTypeDescriptions = forall s a b t. (s -> a) -> (s -> b -> t) -> Lens s t a b
Lens.lens (\DescribeLoadBalancerPolicyTypesResponse' {Maybe [PolicyTypeDescription]
policyTypeDescriptions :: Maybe [PolicyTypeDescription]
$sel:policyTypeDescriptions:DescribeLoadBalancerPolicyTypesResponse' :: DescribeLoadBalancerPolicyTypesResponse
-> Maybe [PolicyTypeDescription]
policyTypeDescriptions} -> Maybe [PolicyTypeDescription]
policyTypeDescriptions) (\s :: DescribeLoadBalancerPolicyTypesResponse
s@DescribeLoadBalancerPolicyTypesResponse' {} Maybe [PolicyTypeDescription]
a -> DescribeLoadBalancerPolicyTypesResponse
s {$sel:policyTypeDescriptions:DescribeLoadBalancerPolicyTypesResponse' :: Maybe [PolicyTypeDescription]
policyTypeDescriptions = Maybe [PolicyTypeDescription]
a} :: DescribeLoadBalancerPolicyTypesResponse) 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 response's http status code.
describeLoadBalancerPolicyTypesResponse_httpStatus :: Lens.Lens' DescribeLoadBalancerPolicyTypesResponse Prelude.Int
describeLoadBalancerPolicyTypesResponse_httpStatus :: Lens' DescribeLoadBalancerPolicyTypesResponse Int
describeLoadBalancerPolicyTypesResponse_httpStatus = forall s a b t. (s -> a) -> (s -> b -> t) -> Lens s t a b
Lens.lens (\DescribeLoadBalancerPolicyTypesResponse' {Int
httpStatus :: Int
$sel:httpStatus:DescribeLoadBalancerPolicyTypesResponse' :: DescribeLoadBalancerPolicyTypesResponse -> Int
httpStatus} -> Int
httpStatus) (\s :: DescribeLoadBalancerPolicyTypesResponse
s@DescribeLoadBalancerPolicyTypesResponse' {} Int
a -> DescribeLoadBalancerPolicyTypesResponse
s {$sel:httpStatus:DescribeLoadBalancerPolicyTypesResponse' :: Int
httpStatus = Int
a} :: DescribeLoadBalancerPolicyTypesResponse)

instance
  Prelude.NFData
    DescribeLoadBalancerPolicyTypesResponse
  where
  rnf :: DescribeLoadBalancerPolicyTypesResponse -> ()
rnf DescribeLoadBalancerPolicyTypesResponse' {Int
Maybe [PolicyTypeDescription]
httpStatus :: Int
policyTypeDescriptions :: Maybe [PolicyTypeDescription]
$sel:httpStatus:DescribeLoadBalancerPolicyTypesResponse' :: DescribeLoadBalancerPolicyTypesResponse -> Int
$sel:policyTypeDescriptions:DescribeLoadBalancerPolicyTypesResponse' :: DescribeLoadBalancerPolicyTypesResponse
-> Maybe [PolicyTypeDescription]
..} =
    forall a. NFData a => a -> ()
Prelude.rnf Maybe [PolicyTypeDescription]
policyTypeDescriptions
      seq :: forall a b. a -> b -> b
`Prelude.seq` forall a. NFData a => a -> ()
Prelude.rnf Int
httpStatus