-- | To specify how AWS CloudFormation handles replacing updates for an Auto
-- Scaling group, use the AutoScalingReplacingUpdate policy.

module Stratosphere.ResourceAttributes.AutoScalingReplacingUpdatePolicy where

import Stratosphere.Prelude
import Stratosphere.Value

import qualified Data.Aeson as JSON

-- | Full data type definition for AutoScalingReplacingUpdatePolicy. See
-- 'mkAutoScalingReplacingUpdatePolicy' for a more convenient constructor.
data AutoScalingReplacingUpdatePolicy = AutoScalingReplacingUpdatePolicy
  { AutoScalingReplacingUpdatePolicy -> Maybe (Value Bool)
willReplace :: Maybe (Value Bool)
  }
  deriving (Int -> AutoScalingReplacingUpdatePolicy -> ShowS
[AutoScalingReplacingUpdatePolicy] -> ShowS
AutoScalingReplacingUpdatePolicy -> String
(Int -> AutoScalingReplacingUpdatePolicy -> ShowS)
-> (AutoScalingReplacingUpdatePolicy -> String)
-> ([AutoScalingReplacingUpdatePolicy] -> ShowS)
-> Show AutoScalingReplacingUpdatePolicy
forall a.
(Int -> a -> ShowS) -> (a -> String) -> ([a] -> ShowS) -> Show a
$cshowsPrec :: Int -> AutoScalingReplacingUpdatePolicy -> ShowS
showsPrec :: Int -> AutoScalingReplacingUpdatePolicy -> ShowS
$cshow :: AutoScalingReplacingUpdatePolicy -> String
show :: AutoScalingReplacingUpdatePolicy -> String
$cshowList :: [AutoScalingReplacingUpdatePolicy] -> ShowS
showList :: [AutoScalingReplacingUpdatePolicy] -> ShowS
Show, AutoScalingReplacingUpdatePolicy
-> AutoScalingReplacingUpdatePolicy -> Bool
(AutoScalingReplacingUpdatePolicy
 -> AutoScalingReplacingUpdatePolicy -> Bool)
-> (AutoScalingReplacingUpdatePolicy
    -> AutoScalingReplacingUpdatePolicy -> Bool)
-> Eq AutoScalingReplacingUpdatePolicy
forall a. (a -> a -> Bool) -> (a -> a -> Bool) -> Eq a
$c== :: AutoScalingReplacingUpdatePolicy
-> AutoScalingReplacingUpdatePolicy -> Bool
== :: AutoScalingReplacingUpdatePolicy
-> AutoScalingReplacingUpdatePolicy -> Bool
$c/= :: AutoScalingReplacingUpdatePolicy
-> AutoScalingReplacingUpdatePolicy -> Bool
/= :: AutoScalingReplacingUpdatePolicy
-> AutoScalingReplacingUpdatePolicy -> Bool
Eq)

instance JSON.ToJSON AutoScalingReplacingUpdatePolicy where
  toJSON :: AutoScalingReplacingUpdatePolicy -> Value
toJSON AutoScalingReplacingUpdatePolicy{Maybe (Value Bool)
willReplace :: AutoScalingReplacingUpdatePolicy -> Maybe (Value Bool)
willReplace :: Maybe (Value Bool)
..}
    = [Pair] -> Value
JSON.object
    ([Pair] -> Value) -> [Pair] -> Value
forall a b. (a -> b) -> a -> b
$ [Maybe Pair] -> [Pair]
forall a. [Maybe a] -> [a]
catMaybes [(Value Bool -> Pair) -> Maybe (Value Bool) -> Maybe Pair
forall a b. (a -> b) -> Maybe a -> Maybe b
forall (f :: * -> *) a b. Functor f => (a -> b) -> f a -> f b
fmap ((Key
"WillReplace",) (Value -> Pair) -> (Value Bool -> Value) -> Value Bool -> Pair
forall b c a. (b -> c) -> (a -> b) -> a -> c
. Value Bool -> Value
forall a. ToJSON a => a -> Value
JSON.toJSON) Maybe (Value Bool)
willReplace]

-- | Constructor for 'AutoScalingReplacingUpdatePolicy' containing required fields
-- as arguments.
mkAutoScalingReplacingUpdatePolicy :: AutoScalingReplacingUpdatePolicy
mkAutoScalingReplacingUpdatePolicy :: AutoScalingReplacingUpdatePolicy
mkAutoScalingReplacingUpdatePolicy
  = AutoScalingReplacingUpdatePolicy
  { willReplace :: Maybe (Value Bool)
willReplace = Maybe (Value Bool)
forall a. Maybe a
Nothing
  }