{-# LANGUAGE DataKinds                   #-}
{-# LANGUAGE DeriveGeneric               #-}
{-# LANGUAGE FlexibleInstances           #-}
{-# LANGUAGE GeneralizedNewtypeDeriving  #-}
{-# LANGUAGE LambdaCase                  #-}
{-# LANGUAGE NoImplicitPrelude           #-}
{-# LANGUAGE OverloadedStrings           #-}
{-# LANGUAGE RecordWildCards             #-}
{-# LANGUAGE TypeFamilies                #-}

{-# OPTIONS_GHC -fno-warn-unused-imports #-}

-- Module      : Network.AWS.ElasticTranscoder.ReadPreset
-- Copyright   : (c) 2013-2014 Brendan Hay <brendan.g.hay@gmail.com>
-- License     : This Source Code Form is subject to the terms of
--               the Mozilla Public License, v. 2.0.
--               A copy of the MPL can be found in the LICENSE file or
--               you can obtain it at http://mozilla.org/MPL/2.0/.
-- Maintainer  : Brendan Hay <brendan.g.hay@gmail.com>
-- Stability   : experimental
-- Portability : non-portable (GHC extensions)
--
-- Derived from AWS service descriptions, licensed under Apache 2.0.

-- | The ReadPreset operation gets detailed information about a preset.
--
-- <http://docs.aws.amazon.com/elastictranscoder/latest/developerguide/ReadPreset.html>
module Network.AWS.ElasticTranscoder.ReadPreset
    (
    -- * Request
      ReadPreset
    -- ** Request constructor
    , readPreset
    -- ** Request lenses
    , rpId

    -- * Response
    , ReadPresetResponse
    -- ** Response constructor
    , readPresetResponse
    -- ** Response lenses
    , rprPreset
    ) where

import Network.AWS.Prelude
import Network.AWS.Request.RestJSON
import Network.AWS.ElasticTranscoder.Types
import qualified GHC.Exts

newtype ReadPreset = ReadPreset
    { _rpId :: Text
    } deriving (Eq, Ord, Show, Monoid, IsString)

-- | 'ReadPreset' constructor.
--
-- The fields accessible through corresponding lenses are:
--
-- * 'rpId' @::@ 'Text'
--
readPreset :: Text -- ^ 'rpId'
           -> ReadPreset
readPreset p1 = ReadPreset
    { _rpId = p1
    }

-- | The identifier of the preset for which you want to get detailed information.
rpId :: Lens' ReadPreset Text
rpId = lens _rpId (\s a -> s { _rpId = a })

newtype ReadPresetResponse = ReadPresetResponse
    { _rprPreset :: Maybe Preset
    } deriving (Eq, Show)

-- | 'ReadPresetResponse' constructor.
--
-- The fields accessible through corresponding lenses are:
--
-- * 'rprPreset' @::@ 'Maybe' 'Preset'
--
readPresetResponse :: ReadPresetResponse
readPresetResponse = ReadPresetResponse
    { _rprPreset = Nothing
    }

-- | A section of the response body that provides information about the preset.
rprPreset :: Lens' ReadPresetResponse (Maybe Preset)
rprPreset = lens _rprPreset (\s a -> s { _rprPreset = a })

instance ToPath ReadPreset where
    toPath ReadPreset{..} = mconcat
        [ "/2012-09-25/presets/"
        , toText _rpId
        ]

instance ToQuery ReadPreset where
    toQuery = const mempty

instance ToHeaders ReadPreset

instance ToJSON ReadPreset where
    toJSON = const (toJSON Empty)

instance AWSRequest ReadPreset where
    type Sv ReadPreset = ElasticTranscoder
    type Rs ReadPreset = ReadPresetResponse

    request  = get
    response = jsonResponse

instance FromJSON ReadPresetResponse where
    parseJSON = withObject "ReadPresetResponse" $ \o -> ReadPresetResponse
        <$> o .:? "Preset"