{-# 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.Evidently.Types.Variation
-- 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.Evidently.Types.Variation where

import qualified Amazonka.Core as Core
import qualified Amazonka.Core.Lens.Internal as Lens
import qualified Amazonka.Data as Data
import Amazonka.Evidently.Types.VariableValue
import qualified Amazonka.Prelude as Prelude

-- | This structure contains the name and variation value of one variation of
-- a feature.
--
-- /See:/ 'newVariation' smart constructor.
data Variation = Variation'
  { -- | The name of the variation.
    Variation -> Maybe Text
name :: Prelude.Maybe Prelude.Text,
    -- | The value assigned to this variation.
    Variation -> Maybe VariableValue
value :: Prelude.Maybe VariableValue
  }
  deriving (Variation -> Variation -> Bool
forall a. (a -> a -> Bool) -> (a -> a -> Bool) -> Eq a
/= :: Variation -> Variation -> Bool
$c/= :: Variation -> Variation -> Bool
== :: Variation -> Variation -> Bool
$c== :: Variation -> Variation -> Bool
Prelude.Eq, ReadPrec [Variation]
ReadPrec Variation
Int -> ReadS Variation
ReadS [Variation]
forall a.
(Int -> ReadS a)
-> ReadS [a] -> ReadPrec a -> ReadPrec [a] -> Read a
readListPrec :: ReadPrec [Variation]
$creadListPrec :: ReadPrec [Variation]
readPrec :: ReadPrec Variation
$creadPrec :: ReadPrec Variation
readList :: ReadS [Variation]
$creadList :: ReadS [Variation]
readsPrec :: Int -> ReadS Variation
$creadsPrec :: Int -> ReadS Variation
Prelude.Read, Int -> Variation -> ShowS
[Variation] -> ShowS
Variation -> String
forall a.
(Int -> a -> ShowS) -> (a -> String) -> ([a] -> ShowS) -> Show a
showList :: [Variation] -> ShowS
$cshowList :: [Variation] -> ShowS
show :: Variation -> String
$cshow :: Variation -> String
showsPrec :: Int -> Variation -> ShowS
$cshowsPrec :: Int -> Variation -> ShowS
Prelude.Show, forall x. Rep Variation x -> Variation
forall x. Variation -> Rep Variation x
forall a.
(forall x. a -> Rep a x) -> (forall x. Rep a x -> a) -> Generic a
$cto :: forall x. Rep Variation x -> Variation
$cfrom :: forall x. Variation -> Rep Variation x
Prelude.Generic)

-- |
-- Create a value of 'Variation' 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:
--
-- 'name', 'variation_name' - The name of the variation.
--
-- 'value', 'variation_value' - The value assigned to this variation.
newVariation ::
  Variation
newVariation :: Variation
newVariation =
  Variation'
    { $sel:name:Variation' :: Maybe Text
name = forall a. Maybe a
Prelude.Nothing,
      $sel:value:Variation' :: Maybe VariableValue
value = forall a. Maybe a
Prelude.Nothing
    }

-- | The name of the variation.
variation_name :: Lens.Lens' Variation (Prelude.Maybe Prelude.Text)
variation_name :: Lens' Variation (Maybe Text)
variation_name = forall s a b t. (s -> a) -> (s -> b -> t) -> Lens s t a b
Lens.lens (\Variation' {Maybe Text
name :: Maybe Text
$sel:name:Variation' :: Variation -> Maybe Text
name} -> Maybe Text
name) (\s :: Variation
s@Variation' {} Maybe Text
a -> Variation
s {$sel:name:Variation' :: Maybe Text
name = Maybe Text
a} :: Variation)

-- | The value assigned to this variation.
variation_value :: Lens.Lens' Variation (Prelude.Maybe VariableValue)
variation_value :: Lens' Variation (Maybe VariableValue)
variation_value = forall s a b t. (s -> a) -> (s -> b -> t) -> Lens s t a b
Lens.lens (\Variation' {Maybe VariableValue
value :: Maybe VariableValue
$sel:value:Variation' :: Variation -> Maybe VariableValue
value} -> Maybe VariableValue
value) (\s :: Variation
s@Variation' {} Maybe VariableValue
a -> Variation
s {$sel:value:Variation' :: Maybe VariableValue
value = Maybe VariableValue
a} :: Variation)

instance Data.FromJSON Variation where
  parseJSON :: Value -> Parser Variation
parseJSON =
    forall a. String -> (Object -> Parser a) -> Value -> Parser a
Data.withObject
      String
"Variation"
      ( \Object
x ->
          Maybe Text -> Maybe VariableValue -> Variation
Variation'
            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
"name")
            forall (f :: * -> *) a b. Applicative f => f (a -> b) -> f a -> f b
Prelude.<*> (Object
x forall a. FromJSON a => Object -> Key -> Parser (Maybe a)
Data..:? Key
"value")
      )

instance Prelude.Hashable Variation where
  hashWithSalt :: Int -> Variation -> Int
hashWithSalt Int
_salt Variation' {Maybe Text
Maybe VariableValue
value :: Maybe VariableValue
name :: Maybe Text
$sel:value:Variation' :: Variation -> Maybe VariableValue
$sel:name:Variation' :: Variation -> Maybe Text
..} =
    Int
_salt
      forall a. Hashable a => Int -> a -> Int
`Prelude.hashWithSalt` Maybe Text
name
      forall a. Hashable a => Int -> a -> Int
`Prelude.hashWithSalt` Maybe VariableValue
value

instance Prelude.NFData Variation where
  rnf :: Variation -> ()
rnf Variation' {Maybe Text
Maybe VariableValue
value :: Maybe VariableValue
name :: Maybe Text
$sel:value:Variation' :: Variation -> Maybe VariableValue
$sel:name:Variation' :: Variation -> Maybe Text
..} =
    forall a. NFData a => a -> ()
Prelude.rnf Maybe Text
name seq :: forall a b. a -> b -> b
`Prelude.seq` forall a. NFData a => a -> ()
Prelude.rnf Maybe VariableValue
value