{-# 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.EC2.Types.FleetSpotMaintenanceStrategies
-- 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.EC2.Types.FleetSpotMaintenanceStrategies where

import qualified Amazonka.Core as Core
import qualified Amazonka.Core.Lens.Internal as Lens
import qualified Amazonka.Data as Data
import Amazonka.EC2.Internal
import Amazonka.EC2.Types.FleetSpotCapacityRebalance
import qualified Amazonka.Prelude as Prelude

-- | The strategies for managing your Spot Instances that are at an elevated
-- risk of being interrupted.
--
-- /See:/ 'newFleetSpotMaintenanceStrategies' smart constructor.
data FleetSpotMaintenanceStrategies = FleetSpotMaintenanceStrategies'
  { -- | The strategy to use when Amazon EC2 emits a signal that your Spot
    -- Instance is at an elevated risk of being interrupted.
    FleetSpotMaintenanceStrategies -> Maybe FleetSpotCapacityRebalance
capacityRebalance :: Prelude.Maybe FleetSpotCapacityRebalance
  }
  deriving (FleetSpotMaintenanceStrategies
-> FleetSpotMaintenanceStrategies -> Bool
forall a. (a -> a -> Bool) -> (a -> a -> Bool) -> Eq a
/= :: FleetSpotMaintenanceStrategies
-> FleetSpotMaintenanceStrategies -> Bool
$c/= :: FleetSpotMaintenanceStrategies
-> FleetSpotMaintenanceStrategies -> Bool
== :: FleetSpotMaintenanceStrategies
-> FleetSpotMaintenanceStrategies -> Bool
$c== :: FleetSpotMaintenanceStrategies
-> FleetSpotMaintenanceStrategies -> Bool
Prelude.Eq, ReadPrec [FleetSpotMaintenanceStrategies]
ReadPrec FleetSpotMaintenanceStrategies
Int -> ReadS FleetSpotMaintenanceStrategies
ReadS [FleetSpotMaintenanceStrategies]
forall a.
(Int -> ReadS a)
-> ReadS [a] -> ReadPrec a -> ReadPrec [a] -> Read a
readListPrec :: ReadPrec [FleetSpotMaintenanceStrategies]
$creadListPrec :: ReadPrec [FleetSpotMaintenanceStrategies]
readPrec :: ReadPrec FleetSpotMaintenanceStrategies
$creadPrec :: ReadPrec FleetSpotMaintenanceStrategies
readList :: ReadS [FleetSpotMaintenanceStrategies]
$creadList :: ReadS [FleetSpotMaintenanceStrategies]
readsPrec :: Int -> ReadS FleetSpotMaintenanceStrategies
$creadsPrec :: Int -> ReadS FleetSpotMaintenanceStrategies
Prelude.Read, Int -> FleetSpotMaintenanceStrategies -> ShowS
[FleetSpotMaintenanceStrategies] -> ShowS
FleetSpotMaintenanceStrategies -> String
forall a.
(Int -> a -> ShowS) -> (a -> String) -> ([a] -> ShowS) -> Show a
showList :: [FleetSpotMaintenanceStrategies] -> ShowS
$cshowList :: [FleetSpotMaintenanceStrategies] -> ShowS
show :: FleetSpotMaintenanceStrategies -> String
$cshow :: FleetSpotMaintenanceStrategies -> String
showsPrec :: Int -> FleetSpotMaintenanceStrategies -> ShowS
$cshowsPrec :: Int -> FleetSpotMaintenanceStrategies -> ShowS
Prelude.Show, forall x.
Rep FleetSpotMaintenanceStrategies x
-> FleetSpotMaintenanceStrategies
forall x.
FleetSpotMaintenanceStrategies
-> Rep FleetSpotMaintenanceStrategies x
forall a.
(forall x. a -> Rep a x) -> (forall x. Rep a x -> a) -> Generic a
$cto :: forall x.
Rep FleetSpotMaintenanceStrategies x
-> FleetSpotMaintenanceStrategies
$cfrom :: forall x.
FleetSpotMaintenanceStrategies
-> Rep FleetSpotMaintenanceStrategies x
Prelude.Generic)

-- |
-- Create a value of 'FleetSpotMaintenanceStrategies' 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:
--
-- 'capacityRebalance', 'fleetSpotMaintenanceStrategies_capacityRebalance' - The strategy to use when Amazon EC2 emits a signal that your Spot
-- Instance is at an elevated risk of being interrupted.
newFleetSpotMaintenanceStrategies ::
  FleetSpotMaintenanceStrategies
newFleetSpotMaintenanceStrategies :: FleetSpotMaintenanceStrategies
newFleetSpotMaintenanceStrategies =
  FleetSpotMaintenanceStrategies'
    { $sel:capacityRebalance:FleetSpotMaintenanceStrategies' :: Maybe FleetSpotCapacityRebalance
capacityRebalance =
        forall a. Maybe a
Prelude.Nothing
    }

-- | The strategy to use when Amazon EC2 emits a signal that your Spot
-- Instance is at an elevated risk of being interrupted.
fleetSpotMaintenanceStrategies_capacityRebalance :: Lens.Lens' FleetSpotMaintenanceStrategies (Prelude.Maybe FleetSpotCapacityRebalance)
fleetSpotMaintenanceStrategies_capacityRebalance :: Lens'
  FleetSpotMaintenanceStrategies (Maybe FleetSpotCapacityRebalance)
fleetSpotMaintenanceStrategies_capacityRebalance = forall s a b t. (s -> a) -> (s -> b -> t) -> Lens s t a b
Lens.lens (\FleetSpotMaintenanceStrategies' {Maybe FleetSpotCapacityRebalance
capacityRebalance :: Maybe FleetSpotCapacityRebalance
$sel:capacityRebalance:FleetSpotMaintenanceStrategies' :: FleetSpotMaintenanceStrategies -> Maybe FleetSpotCapacityRebalance
capacityRebalance} -> Maybe FleetSpotCapacityRebalance
capacityRebalance) (\s :: FleetSpotMaintenanceStrategies
s@FleetSpotMaintenanceStrategies' {} Maybe FleetSpotCapacityRebalance
a -> FleetSpotMaintenanceStrategies
s {$sel:capacityRebalance:FleetSpotMaintenanceStrategies' :: Maybe FleetSpotCapacityRebalance
capacityRebalance = Maybe FleetSpotCapacityRebalance
a} :: FleetSpotMaintenanceStrategies)

instance Data.FromXML FleetSpotMaintenanceStrategies where
  parseXML :: [Node] -> Either String FleetSpotMaintenanceStrategies
parseXML [Node]
x =
    Maybe FleetSpotCapacityRebalance -> FleetSpotMaintenanceStrategies
FleetSpotMaintenanceStrategies'
      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
"capacityRebalance")

instance
  Prelude.Hashable
    FleetSpotMaintenanceStrategies
  where
  hashWithSalt :: Int -> FleetSpotMaintenanceStrategies -> Int
hashWithSalt
    Int
_salt
    FleetSpotMaintenanceStrategies' {Maybe FleetSpotCapacityRebalance
capacityRebalance :: Maybe FleetSpotCapacityRebalance
$sel:capacityRebalance:FleetSpotMaintenanceStrategies' :: FleetSpotMaintenanceStrategies -> Maybe FleetSpotCapacityRebalance
..} =
      Int
_salt forall a. Hashable a => Int -> a -> Int
`Prelude.hashWithSalt` Maybe FleetSpotCapacityRebalance
capacityRebalance

instance
  Prelude.NFData
    FleetSpotMaintenanceStrategies
  where
  rnf :: FleetSpotMaintenanceStrategies -> ()
rnf FleetSpotMaintenanceStrategies' {Maybe FleetSpotCapacityRebalance
capacityRebalance :: Maybe FleetSpotCapacityRebalance
$sel:capacityRebalance:FleetSpotMaintenanceStrategies' :: FleetSpotMaintenanceStrategies -> Maybe FleetSpotCapacityRebalance
..} =
    forall a. NFData a => a -> ()
Prelude.rnf Maybe FleetSpotCapacityRebalance
capacityRebalance