{-# 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.ElasticBeanstalk.RetrieveEnvironmentInfo
-- 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)
--
-- Retrieves the compiled information from a < RequestEnvironmentInfo>
-- request.
--
-- Related Topics
--
-- -   < RequestEnvironmentInfo>
module Network.AWS.ElasticBeanstalk.RetrieveEnvironmentInfo
    (
    -- * Creating a Request
      retrieveEnvironmentInfo
    , RetrieveEnvironmentInfo
    -- * Request Lenses
    , rEnvironmentName
    , rEnvironmentId
    , rInfoType

    -- * Destructuring the Response
    , retrieveEnvironmentInfoResponse
    , RetrieveEnvironmentInfoResponse
    -- * Response Lenses
    , reirsEnvironmentInfo
    , reirsResponseStatus
    ) where

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

-- |
--
-- /See:/ 'retrieveEnvironmentInfo' smart constructor.
data RetrieveEnvironmentInfo = RetrieveEnvironmentInfo'
    { _rEnvironmentName :: !(Maybe Text)
    , _rEnvironmentId   :: !(Maybe Text)
    , _rInfoType        :: !EnvironmentInfoType
    } deriving (Eq,Read,Show,Data,Typeable,Generic)

-- | Creates a value of 'RetrieveEnvironmentInfo' with the minimum fields required to make a request.
--
-- Use one of the following lenses to modify other fields as desired:
--
-- * 'rEnvironmentName'
--
-- * 'rEnvironmentId'
--
-- * 'rInfoType'
retrieveEnvironmentInfo
    :: EnvironmentInfoType -- ^ 'rInfoType'
    -> RetrieveEnvironmentInfo
retrieveEnvironmentInfo pInfoType_ =
    RetrieveEnvironmentInfo'
    { _rEnvironmentName = Nothing
    , _rEnvironmentId = Nothing
    , _rInfoType = pInfoType_
    }

-- | The name of the data\'s environment.
--
-- If no such environment is found, returns an 'InvalidParameterValue'
-- error.
--
-- Condition: You must specify either this or an EnvironmentId, or both. If
-- you do not specify either, AWS Elastic Beanstalk returns
-- 'MissingRequiredParameter' error.
rEnvironmentName :: Lens' RetrieveEnvironmentInfo (Maybe Text)
rEnvironmentName = lens _rEnvironmentName (\ s a -> s{_rEnvironmentName = a});

-- | The ID of the data\'s environment.
--
-- If no such environment is found, returns an 'InvalidParameterValue'
-- error.
--
-- Condition: You must specify either this or an EnvironmentName, or both.
-- If you do not specify either, AWS Elastic Beanstalk returns
-- 'MissingRequiredParameter' error.
rEnvironmentId :: Lens' RetrieveEnvironmentInfo (Maybe Text)
rEnvironmentId = lens _rEnvironmentId (\ s a -> s{_rEnvironmentId = a});

-- | The type of information to retrieve.
rInfoType :: Lens' RetrieveEnvironmentInfo EnvironmentInfoType
rInfoType = lens _rInfoType (\ s a -> s{_rInfoType = a});

instance AWSRequest RetrieveEnvironmentInfo where
        type Rs RetrieveEnvironmentInfo =
             RetrieveEnvironmentInfoResponse
        request = postQuery elasticBeanstalk
        response
          = receiveXMLWrapper "RetrieveEnvironmentInfoResult"
              (\ s h x ->
                 RetrieveEnvironmentInfoResponse' <$>
                   (x .@? "EnvironmentInfo" .!@ mempty >>=
                      may (parseXMLList "member"))
                     <*> (pure (fromEnum s)))

instance Hashable RetrieveEnvironmentInfo

instance ToHeaders RetrieveEnvironmentInfo where
        toHeaders = const mempty

instance ToPath RetrieveEnvironmentInfo where
        toPath = const "/"

instance ToQuery RetrieveEnvironmentInfo where
        toQuery RetrieveEnvironmentInfo'{..}
          = mconcat
              ["Action" =:
                 ("RetrieveEnvironmentInfo" :: ByteString),
               "Version" =: ("2010-12-01" :: ByteString),
               "EnvironmentName" =: _rEnvironmentName,
               "EnvironmentId" =: _rEnvironmentId,
               "InfoType" =: _rInfoType]

-- | Result message containing a description of the requested environment
-- info.
--
-- /See:/ 'retrieveEnvironmentInfoResponse' smart constructor.
data RetrieveEnvironmentInfoResponse = RetrieveEnvironmentInfoResponse'
    { _reirsEnvironmentInfo :: !(Maybe [EnvironmentInfoDescription])
    , _reirsResponseStatus  :: !Int
    } deriving (Eq,Read,Show,Data,Typeable,Generic)

-- | Creates a value of 'RetrieveEnvironmentInfoResponse' with the minimum fields required to make a request.
--
-- Use one of the following lenses to modify other fields as desired:
--
-- * 'reirsEnvironmentInfo'
--
-- * 'reirsResponseStatus'
retrieveEnvironmentInfoResponse
    :: Int -- ^ 'reirsResponseStatus'
    -> RetrieveEnvironmentInfoResponse
retrieveEnvironmentInfoResponse pResponseStatus_ =
    RetrieveEnvironmentInfoResponse'
    { _reirsEnvironmentInfo = Nothing
    , _reirsResponseStatus = pResponseStatus_
    }

-- | The < EnvironmentInfoDescription> of the environment.
reirsEnvironmentInfo :: Lens' RetrieveEnvironmentInfoResponse [EnvironmentInfoDescription]
reirsEnvironmentInfo = lens _reirsEnvironmentInfo (\ s a -> s{_reirsEnvironmentInfo = a}) . _Default . _Coerce;

-- | The response status code.
reirsResponseStatus :: Lens' RetrieveEnvironmentInfoResponse Int
reirsResponseStatus = lens _reirsResponseStatus (\ s a -> s{_reirsResponseStatus = a});