{-# 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.AutoScaling.Types.MixedInstancesPolicy
-- 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.AutoScaling.Types.MixedInstancesPolicy where

import Amazonka.AutoScaling.Types.InstancesDistribution
import Amazonka.AutoScaling.Types.LaunchTemplate
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

-- | Use this structure to launch multiple instance types and On-Demand
-- Instances and Spot Instances within a single Auto Scaling group.
--
-- A mixed instances policy contains information that Amazon EC2 Auto
-- Scaling can use to launch instances and help optimize your costs. For
-- more information, see
-- <https://docs.aws.amazon.com/autoscaling/ec2/userguide/ec2-auto-scaling-mixed-instances-groups.html Auto Scaling groups with multiple instance types and purchase options>
-- in the /Amazon EC2 Auto Scaling User Guide/.
--
-- /See:/ 'newMixedInstancesPolicy' smart constructor.
data MixedInstancesPolicy = MixedInstancesPolicy'
  { -- | The instances distribution.
    MixedInstancesPolicy -> Maybe InstancesDistribution
instancesDistribution :: Prelude.Maybe InstancesDistribution,
    -- | One or more launch templates and the instance types (overrides) that are
    -- used to launch EC2 instances to fulfill On-Demand and Spot capacities.
    MixedInstancesPolicy -> Maybe LaunchTemplate
launchTemplate :: Prelude.Maybe LaunchTemplate
  }
  deriving (MixedInstancesPolicy -> MixedInstancesPolicy -> Bool
forall a. (a -> a -> Bool) -> (a -> a -> Bool) -> Eq a
/= :: MixedInstancesPolicy -> MixedInstancesPolicy -> Bool
$c/= :: MixedInstancesPolicy -> MixedInstancesPolicy -> Bool
== :: MixedInstancesPolicy -> MixedInstancesPolicy -> Bool
$c== :: MixedInstancesPolicy -> MixedInstancesPolicy -> Bool
Prelude.Eq, ReadPrec [MixedInstancesPolicy]
ReadPrec MixedInstancesPolicy
Int -> ReadS MixedInstancesPolicy
ReadS [MixedInstancesPolicy]
forall a.
(Int -> ReadS a)
-> ReadS [a] -> ReadPrec a -> ReadPrec [a] -> Read a
readListPrec :: ReadPrec [MixedInstancesPolicy]
$creadListPrec :: ReadPrec [MixedInstancesPolicy]
readPrec :: ReadPrec MixedInstancesPolicy
$creadPrec :: ReadPrec MixedInstancesPolicy
readList :: ReadS [MixedInstancesPolicy]
$creadList :: ReadS [MixedInstancesPolicy]
readsPrec :: Int -> ReadS MixedInstancesPolicy
$creadsPrec :: Int -> ReadS MixedInstancesPolicy
Prelude.Read, Int -> MixedInstancesPolicy -> ShowS
[MixedInstancesPolicy] -> ShowS
MixedInstancesPolicy -> String
forall a.
(Int -> a -> ShowS) -> (a -> String) -> ([a] -> ShowS) -> Show a
showList :: [MixedInstancesPolicy] -> ShowS
$cshowList :: [MixedInstancesPolicy] -> ShowS
show :: MixedInstancesPolicy -> String
$cshow :: MixedInstancesPolicy -> String
showsPrec :: Int -> MixedInstancesPolicy -> ShowS
$cshowsPrec :: Int -> MixedInstancesPolicy -> ShowS
Prelude.Show, forall x. Rep MixedInstancesPolicy x -> MixedInstancesPolicy
forall x. MixedInstancesPolicy -> Rep MixedInstancesPolicy x
forall a.
(forall x. a -> Rep a x) -> (forall x. Rep a x -> a) -> Generic a
$cto :: forall x. Rep MixedInstancesPolicy x -> MixedInstancesPolicy
$cfrom :: forall x. MixedInstancesPolicy -> Rep MixedInstancesPolicy x
Prelude.Generic)

-- |
-- Create a value of 'MixedInstancesPolicy' 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:
--
-- 'instancesDistribution', 'mixedInstancesPolicy_instancesDistribution' - The instances distribution.
--
-- 'launchTemplate', 'mixedInstancesPolicy_launchTemplate' - One or more launch templates and the instance types (overrides) that are
-- used to launch EC2 instances to fulfill On-Demand and Spot capacities.
newMixedInstancesPolicy ::
  MixedInstancesPolicy
newMixedInstancesPolicy :: MixedInstancesPolicy
newMixedInstancesPolicy =
  MixedInstancesPolicy'
    { $sel:instancesDistribution:MixedInstancesPolicy' :: Maybe InstancesDistribution
instancesDistribution =
        forall a. Maybe a
Prelude.Nothing,
      $sel:launchTemplate:MixedInstancesPolicy' :: Maybe LaunchTemplate
launchTemplate = forall a. Maybe a
Prelude.Nothing
    }

-- | The instances distribution.
mixedInstancesPolicy_instancesDistribution :: Lens.Lens' MixedInstancesPolicy (Prelude.Maybe InstancesDistribution)
mixedInstancesPolicy_instancesDistribution :: Lens' MixedInstancesPolicy (Maybe InstancesDistribution)
mixedInstancesPolicy_instancesDistribution = forall s a b t. (s -> a) -> (s -> b -> t) -> Lens s t a b
Lens.lens (\MixedInstancesPolicy' {Maybe InstancesDistribution
instancesDistribution :: Maybe InstancesDistribution
$sel:instancesDistribution:MixedInstancesPolicy' :: MixedInstancesPolicy -> Maybe InstancesDistribution
instancesDistribution} -> Maybe InstancesDistribution
instancesDistribution) (\s :: MixedInstancesPolicy
s@MixedInstancesPolicy' {} Maybe InstancesDistribution
a -> MixedInstancesPolicy
s {$sel:instancesDistribution:MixedInstancesPolicy' :: Maybe InstancesDistribution
instancesDistribution = Maybe InstancesDistribution
a} :: MixedInstancesPolicy)

-- | One or more launch templates and the instance types (overrides) that are
-- used to launch EC2 instances to fulfill On-Demand and Spot capacities.
mixedInstancesPolicy_launchTemplate :: Lens.Lens' MixedInstancesPolicy (Prelude.Maybe LaunchTemplate)
mixedInstancesPolicy_launchTemplate :: Lens' MixedInstancesPolicy (Maybe LaunchTemplate)
mixedInstancesPolicy_launchTemplate = forall s a b t. (s -> a) -> (s -> b -> t) -> Lens s t a b
Lens.lens (\MixedInstancesPolicy' {Maybe LaunchTemplate
launchTemplate :: Maybe LaunchTemplate
$sel:launchTemplate:MixedInstancesPolicy' :: MixedInstancesPolicy -> Maybe LaunchTemplate
launchTemplate} -> Maybe LaunchTemplate
launchTemplate) (\s :: MixedInstancesPolicy
s@MixedInstancesPolicy' {} Maybe LaunchTemplate
a -> MixedInstancesPolicy
s {$sel:launchTemplate:MixedInstancesPolicy' :: Maybe LaunchTemplate
launchTemplate = Maybe LaunchTemplate
a} :: MixedInstancesPolicy)

instance Data.FromXML MixedInstancesPolicy where
  parseXML :: [Node] -> Either String MixedInstancesPolicy
parseXML [Node]
x =
    Maybe InstancesDistribution
-> Maybe LaunchTemplate -> MixedInstancesPolicy
MixedInstancesPolicy'
      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
"InstancesDistribution")
      forall (f :: * -> *) a b. Applicative f => f (a -> b) -> f a -> f b
Prelude.<*> ([Node]
x forall a. FromXML a => [Node] -> Text -> Either String (Maybe a)
Data..@? Text
"LaunchTemplate")

instance Prelude.Hashable MixedInstancesPolicy where
  hashWithSalt :: Int -> MixedInstancesPolicy -> Int
hashWithSalt Int
_salt MixedInstancesPolicy' {Maybe InstancesDistribution
Maybe LaunchTemplate
launchTemplate :: Maybe LaunchTemplate
instancesDistribution :: Maybe InstancesDistribution
$sel:launchTemplate:MixedInstancesPolicy' :: MixedInstancesPolicy -> Maybe LaunchTemplate
$sel:instancesDistribution:MixedInstancesPolicy' :: MixedInstancesPolicy -> Maybe InstancesDistribution
..} =
    Int
_salt
      forall a. Hashable a => Int -> a -> Int
`Prelude.hashWithSalt` Maybe InstancesDistribution
instancesDistribution
      forall a. Hashable a => Int -> a -> Int
`Prelude.hashWithSalt` Maybe LaunchTemplate
launchTemplate

instance Prelude.NFData MixedInstancesPolicy where
  rnf :: MixedInstancesPolicy -> ()
rnf MixedInstancesPolicy' {Maybe InstancesDistribution
Maybe LaunchTemplate
launchTemplate :: Maybe LaunchTemplate
instancesDistribution :: Maybe InstancesDistribution
$sel:launchTemplate:MixedInstancesPolicy' :: MixedInstancesPolicy -> Maybe LaunchTemplate
$sel:instancesDistribution:MixedInstancesPolicy' :: MixedInstancesPolicy -> Maybe InstancesDistribution
..} =
    forall a. NFData a => a -> ()
Prelude.rnf Maybe InstancesDistribution
instancesDistribution
      seq :: forall a b. a -> b -> b
`Prelude.seq` forall a. NFData a => a -> ()
Prelude.rnf Maybe LaunchTemplate
launchTemplate

instance Data.ToQuery MixedInstancesPolicy where
  toQuery :: MixedInstancesPolicy -> QueryString
toQuery MixedInstancesPolicy' {Maybe InstancesDistribution
Maybe LaunchTemplate
launchTemplate :: Maybe LaunchTemplate
instancesDistribution :: Maybe InstancesDistribution
$sel:launchTemplate:MixedInstancesPolicy' :: MixedInstancesPolicy -> Maybe LaunchTemplate
$sel:instancesDistribution:MixedInstancesPolicy' :: MixedInstancesPolicy -> Maybe InstancesDistribution
..} =
    forall a. Monoid a => [a] -> a
Prelude.mconcat
      [ ByteString
"InstancesDistribution"
          forall a. ToQuery a => ByteString -> a -> QueryString
Data.=: Maybe InstancesDistribution
instancesDistribution,
        ByteString
"LaunchTemplate" forall a. ToQuery a => ByteString -> a -> QueryString
Data.=: Maybe LaunchTemplate
launchTemplate
      ]