{-# LANGUAGE DeriveGeneric #-}
{-# LANGUAGE DuplicateRecordFields #-}
{-# LANGUAGE NamedFieldPuns #-}
{-# LANGUAGE OverloadedStrings #-}
{-# LANGUAGE RecordWildCards #-}
{-# LANGUAGE StrictData #-}
{-# LANGUAGE NoImplicitPrelude #-}
{-# OPTIONS_GHC -fno-warn-unused-imports #-}
{-# OPTIONS_GHC -fno-warn-unused-matches #-}

-- Derived from AWS service descriptions, licensed under Apache 2.0.

-- |
-- Module      : Amazonka.ComputeOptimizer.Types.ExternalMetricsPreference
-- Copyright   : (c) 2013-2023 Brendan Hay
-- License     : Mozilla Public License, v. 2.0.
-- Maintainer  : Brendan Hay
-- Stability   : auto-generated
-- Portability : non-portable (GHC extensions)
module Amazonka.ComputeOptimizer.Types.ExternalMetricsPreference where

import Amazonka.ComputeOptimizer.Types.ExternalMetricsSource
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

-- | Describes the external metrics preferences for EC2 rightsizing
-- recommendations.
--
-- /See:/ 'newExternalMetricsPreference' smart constructor.
data ExternalMetricsPreference = ExternalMetricsPreference'
  { -- | Contains the source options for external metrics preferences.
    ExternalMetricsPreference -> Maybe ExternalMetricsSource
source :: Prelude.Maybe ExternalMetricsSource
  }
  deriving (ExternalMetricsPreference -> ExternalMetricsPreference -> Bool
forall a. (a -> a -> Bool) -> (a -> a -> Bool) -> Eq a
/= :: ExternalMetricsPreference -> ExternalMetricsPreference -> Bool
$c/= :: ExternalMetricsPreference -> ExternalMetricsPreference -> Bool
== :: ExternalMetricsPreference -> ExternalMetricsPreference -> Bool
$c== :: ExternalMetricsPreference -> ExternalMetricsPreference -> Bool
Prelude.Eq, ReadPrec [ExternalMetricsPreference]
ReadPrec ExternalMetricsPreference
Int -> ReadS ExternalMetricsPreference
ReadS [ExternalMetricsPreference]
forall a.
(Int -> ReadS a)
-> ReadS [a] -> ReadPrec a -> ReadPrec [a] -> Read a
readListPrec :: ReadPrec [ExternalMetricsPreference]
$creadListPrec :: ReadPrec [ExternalMetricsPreference]
readPrec :: ReadPrec ExternalMetricsPreference
$creadPrec :: ReadPrec ExternalMetricsPreference
readList :: ReadS [ExternalMetricsPreference]
$creadList :: ReadS [ExternalMetricsPreference]
readsPrec :: Int -> ReadS ExternalMetricsPreference
$creadsPrec :: Int -> ReadS ExternalMetricsPreference
Prelude.Read, Int -> ExternalMetricsPreference -> ShowS
[ExternalMetricsPreference] -> ShowS
ExternalMetricsPreference -> String
forall a.
(Int -> a -> ShowS) -> (a -> String) -> ([a] -> ShowS) -> Show a
showList :: [ExternalMetricsPreference] -> ShowS
$cshowList :: [ExternalMetricsPreference] -> ShowS
show :: ExternalMetricsPreference -> String
$cshow :: ExternalMetricsPreference -> String
showsPrec :: Int -> ExternalMetricsPreference -> ShowS
$cshowsPrec :: Int -> ExternalMetricsPreference -> ShowS
Prelude.Show, forall x.
Rep ExternalMetricsPreference x -> ExternalMetricsPreference
forall x.
ExternalMetricsPreference -> Rep ExternalMetricsPreference x
forall a.
(forall x. a -> Rep a x) -> (forall x. Rep a x -> a) -> Generic a
$cto :: forall x.
Rep ExternalMetricsPreference x -> ExternalMetricsPreference
$cfrom :: forall x.
ExternalMetricsPreference -> Rep ExternalMetricsPreference x
Prelude.Generic)

-- |
-- Create a value of 'ExternalMetricsPreference' 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:
--
-- 'source', 'externalMetricsPreference_source' - Contains the source options for external metrics preferences.
newExternalMetricsPreference ::
  ExternalMetricsPreference
newExternalMetricsPreference :: ExternalMetricsPreference
newExternalMetricsPreference =
  ExternalMetricsPreference'
    { $sel:source:ExternalMetricsPreference' :: Maybe ExternalMetricsSource
source =
        forall a. Maybe a
Prelude.Nothing
    }

-- | Contains the source options for external metrics preferences.
externalMetricsPreference_source :: Lens.Lens' ExternalMetricsPreference (Prelude.Maybe ExternalMetricsSource)
externalMetricsPreference_source :: Lens' ExternalMetricsPreference (Maybe ExternalMetricsSource)
externalMetricsPreference_source = forall s a b t. (s -> a) -> (s -> b -> t) -> Lens s t a b
Lens.lens (\ExternalMetricsPreference' {Maybe ExternalMetricsSource
source :: Maybe ExternalMetricsSource
$sel:source:ExternalMetricsPreference' :: ExternalMetricsPreference -> Maybe ExternalMetricsSource
source} -> Maybe ExternalMetricsSource
source) (\s :: ExternalMetricsPreference
s@ExternalMetricsPreference' {} Maybe ExternalMetricsSource
a -> ExternalMetricsPreference
s {$sel:source:ExternalMetricsPreference' :: Maybe ExternalMetricsSource
source = Maybe ExternalMetricsSource
a} :: ExternalMetricsPreference)

instance Data.FromJSON ExternalMetricsPreference where
  parseJSON :: Value -> Parser ExternalMetricsPreference
parseJSON =
    forall a. String -> (Object -> Parser a) -> Value -> Parser a
Data.withObject
      String
"ExternalMetricsPreference"
      ( \Object
x ->
          Maybe ExternalMetricsSource -> ExternalMetricsPreference
ExternalMetricsPreference'
            forall (f :: * -> *) a b. Functor f => (a -> b) -> f a -> f b
Prelude.<$> (Object
x forall a. FromJSON a => Object -> Key -> Parser (Maybe a)
Data..:? Key
"source")
      )

instance Prelude.Hashable ExternalMetricsPreference where
  hashWithSalt :: Int -> ExternalMetricsPreference -> Int
hashWithSalt Int
_salt ExternalMetricsPreference' {Maybe ExternalMetricsSource
source :: Maybe ExternalMetricsSource
$sel:source:ExternalMetricsPreference' :: ExternalMetricsPreference -> Maybe ExternalMetricsSource
..} =
    Int
_salt forall a. Hashable a => Int -> a -> Int
`Prelude.hashWithSalt` Maybe ExternalMetricsSource
source

instance Prelude.NFData ExternalMetricsPreference where
  rnf :: ExternalMetricsPreference -> ()
rnf ExternalMetricsPreference' {Maybe ExternalMetricsSource
source :: Maybe ExternalMetricsSource
$sel:source:ExternalMetricsPreference' :: ExternalMetricsPreference -> Maybe ExternalMetricsSource
..} =
    forall a. NFData a => a -> ()
Prelude.rnf Maybe ExternalMetricsSource
source

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