{-# LANGUAGE DeriveDataTypeable #-}
{-# LANGUAGE DeriveGeneric      #-}
{-# LANGUAGE OverloadedStrings  #-}
{-# LANGUAGE RecordWildCards    #-}
{-# LANGUAGE TypeFamilies       #-}

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

-- Derived from AWS service descriptions, licensed under Apache 2.0.

-- |
-- Module      : Network.AWS.APIGateway.PutRestAPI
-- Copyright   : (c) 2013-2016 Brendan Hay
-- License     : Mozilla Public License, v. 2.0.
-- Maintainer  : Brendan Hay <brendan.g.hay@gmail.com>
-- Stability   : auto-generated
-- Portability : non-portable (GHC extensions)
--
-- A feature of the Amazon API Gateway control service for updating an
-- existing API with an input of external API definitions. The update can
-- take the form of merging the supplied definition into the existing API
-- or overwriting the existing API.
module Network.AWS.APIGateway.PutRestAPI
    (
    -- * Creating a Request
      putRestAPI
    , PutRestAPI
    -- * Request Lenses
    , praMode
    , praFailOnWarnings
    , praParameters
    , praRestAPIId
    , praBody

    -- * Destructuring the Response
    , restAPI
    , RestAPI
    -- * Response Lenses
    , raWarnings
    , raCreatedDate
    , raName
    , raId
    , raDescription
    ) where

import           Network.AWS.APIGateway.Types
import           Network.AWS.APIGateway.Types.Product
import           Network.AWS.Lens
import           Network.AWS.Prelude
import           Network.AWS.Request
import           Network.AWS.Response

-- | A PUT request to update an existing API, with external API definitions
-- specified as the request body.
--
-- /See:/ 'putRestAPI' smart constructor.
data PutRestAPI = PutRestAPI'
    { _praMode           :: !(Maybe PutMode)
    , _praFailOnWarnings :: !(Maybe Bool)
    , _praParameters     :: !(Maybe (Map Text Text))
    , _praRestAPIId      :: !Text
    , _praBody           :: !(HashMap Text Value)
    } deriving (Eq,Show,Data,Typeable,Generic)

-- | Creates a value of 'PutRestAPI' with the minimum fields required to make a request.
--
-- Use one of the following lenses to modify other fields as desired:
--
-- * 'praMode'
--
-- * 'praFailOnWarnings'
--
-- * 'praParameters'
--
-- * 'praRestAPIId'
--
-- * 'praBody'
putRestAPI
    :: Text -- ^ 'praRestAPIId'
    -> HashMap Text Value -- ^ 'praBody'
    -> PutRestAPI
putRestAPI pRestAPIId_ pBody_ =
    PutRestAPI'
    { _praMode = Nothing
    , _praFailOnWarnings = Nothing
    , _praParameters = Nothing
    , _praRestAPIId = pRestAPIId_
    , _praBody = pBody_
    }

-- | The 'mode' query parameter to specify the update mode. Valid values are
-- \"merge\" and \"overwrite\". By default, the update mode is \"merge\".
praMode :: Lens' PutRestAPI (Maybe PutMode)
praMode = lens _praMode (\ s a -> s{_praMode = a});

-- | A query parameter to indicate whether to rollback the API update
-- ('true') or not ('false') when a warning is encountered. The default
-- value is 'false'.
praFailOnWarnings :: Lens' PutRestAPI (Maybe Bool)
praFailOnWarnings = lens _praFailOnWarnings (\ s a -> s{_praFailOnWarnings = a});

-- | Custom headers supplied as part of the request.
praParameters :: Lens' PutRestAPI (HashMap Text Text)
praParameters = lens _praParameters (\ s a -> s{_praParameters = a}) . _Default . _Map;

-- | The identifier of the < RestApi> to be updated.
praRestAPIId :: Lens' PutRestAPI Text
praRestAPIId = lens _praRestAPIId (\ s a -> s{_praRestAPIId = a});

-- | The PUT request body containing external API definitions. Currently,
-- only Swagger definition JSON files are supported.
praBody :: Lens' PutRestAPI (HashMap Text Value)
praBody = lens _praBody (\ s a -> s{_praBody = a});

instance AWSRequest PutRestAPI where
        type Rs PutRestAPI = RestAPI
        request = putBody apiGateway
        response = receiveJSON (\ s h x -> eitherParseJSON x)

instance Hashable PutRestAPI

instance NFData PutRestAPI

instance ToBody PutRestAPI where
        toBody = toBody . _praBody

instance ToHeaders PutRestAPI where
        toHeaders
          = const
              (mconcat
                 ["Accept" =# ("application/json" :: ByteString)])

instance ToPath PutRestAPI where
        toPath PutRestAPI'{..}
          = mconcat ["/restapis/", toBS _praRestAPIId]

instance ToQuery PutRestAPI where
        toQuery PutRestAPI'{..}
          = mconcat
              ["mode" =: _praMode,
               "failonwarnings" =: _praFailOnWarnings,
               "parameters" =:
                 toQuery
                   (toQueryMap "entry" "key" "value" <$>
                      _praParameters)]