S3BucketFilterRule.hs

{-# LANGUAGE OverloadedStrings #-}
{-# LANGUAGE RecordWildCards #-}

-- | http://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/aws-properties-s3-bucket-notificationconfiguration-config-filter-s3key-rules.html

module Stratosphere.ResourceProperties.S3BucketFilterRule where

import Control.Lens hiding ((.=))
import Data.Aeson
import Data.Maybe (catMaybes)
import Data.Monoid (mempty)
import Data.Text

import Stratosphere.Values


-- | Full data type definition for S3BucketFilterRule. See
-- 's3BucketFilterRule' for a more convenient constructor.
data S3BucketFilterRule =
  S3BucketFilterRule
  { _s3BucketFilterRuleName :: Val Text
  , _s3BucketFilterRuleValue :: Val Text
  } deriving (Show, Eq)

instance ToJSON S3BucketFilterRule where
  toJSON S3BucketFilterRule{..} =
    object $
    catMaybes
    [ Just ("Name" .= _s3BucketFilterRuleName)
    , Just ("Value" .= _s3BucketFilterRuleValue)
    ]

instance FromJSON S3BucketFilterRule where
  parseJSON (Object obj) =
    S3BucketFilterRule <$>
      obj .: "Name" <*>
      obj .: "Value"
  parseJSON _ = mempty

-- | Constructor for 'S3BucketFilterRule' containing required fields as
-- arguments.
s3BucketFilterRule
  :: Val Text -- ^ 'sbfrName'
  -> Val Text -- ^ 'sbfrValue'
  -> S3BucketFilterRule
s3BucketFilterRule namearg valuearg =
  S3BucketFilterRule
  { _s3BucketFilterRuleName = namearg
  , _s3BucketFilterRuleValue = valuearg
  }

-- | http://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/aws-properties-s3-bucket-notificationconfiguration-config-filter-s3key-rules.html#cfn-s3-bucket-notificationconfiguraiton-config-filter-s3key-rules-name
sbfrName :: Lens' S3BucketFilterRule (Val Text)
sbfrName = lens _s3BucketFilterRuleName (\s a -> s { _s3BucketFilterRuleName = a })

-- | http://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/aws-properties-s3-bucket-notificationconfiguration-config-filter-s3key-rules.html#cfn-s3-bucket-notificationconfiguraiton-config-filter-s3key-rules-value
sbfrValue :: Lens' S3BucketFilterRule (Val Text)
sbfrValue = lens _s3BucketFilterRuleValue (\s a -> s { _s3BucketFilterRuleValue = a })