{-# 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.Route53.GetTrafficPolicyInstance
-- 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)
--
-- Gets information about a specified traffic policy instance.
--
-- To get information about the traffic policy instance, send a 'GET'
-- request to the '\/Route 53 API version\/trafficpolicyinstance' resource.
--
-- After you submit a 'CreateTrafficPolicyInstance' or an
-- 'UpdateTrafficPolicyInstance' request, there\'s a brief delay while
-- Amazon Route 53 creates the resource record sets that are specified in
-- the traffic policy definition. For more information, see the < State>
-- response element.
module Network.AWS.Route53.GetTrafficPolicyInstance
    (
    -- * Creating a Request
      getTrafficPolicyInstance
    , GetTrafficPolicyInstance
    -- * Request Lenses
    , gtpiId

    -- * Destructuring the Response
    , getTrafficPolicyInstanceResponse
    , GetTrafficPolicyInstanceResponse
    -- * Response Lenses
    , gtpirsResponseStatus
    , gtpirsTrafficPolicyInstance
    ) where

import           Network.AWS.Lens
import           Network.AWS.Prelude
import           Network.AWS.Request
import           Network.AWS.Response
import           Network.AWS.Route53.Types
import           Network.AWS.Route53.Types.Product

-- | Gets information about a specified traffic policy instance.
--
-- To get information about a traffic policy instance, send a 'GET' request
-- to the '\/Route 53 API version\/trafficpolicyinstance\/Id' resource.
--
-- /See:/ 'getTrafficPolicyInstance' smart constructor.
newtype GetTrafficPolicyInstance = GetTrafficPolicyInstance'
    { _gtpiId :: Text
    } deriving (Eq,Read,Show,Data,Typeable,Generic)

-- | Creates a value of 'GetTrafficPolicyInstance' with the minimum fields required to make a request.
--
-- Use one of the following lenses to modify other fields as desired:
--
-- * 'gtpiId'
getTrafficPolicyInstance
    :: Text -- ^ 'gtpiId'
    -> GetTrafficPolicyInstance
getTrafficPolicyInstance pId_ =
    GetTrafficPolicyInstance'
    { _gtpiId = pId_
    }

-- | The ID of the traffic policy instance that you want to get information
-- about.
gtpiId :: Lens' GetTrafficPolicyInstance Text
gtpiId = lens _gtpiId (\ s a -> s{_gtpiId = a});

instance AWSRequest GetTrafficPolicyInstance where
        type Rs GetTrafficPolicyInstance =
             GetTrafficPolicyInstanceResponse
        request = get route53
        response
          = receiveXML
              (\ s h x ->
                 GetTrafficPolicyInstanceResponse' <$>
                   (pure (fromEnum s)) <*>
                     (x .@ "TrafficPolicyInstance"))

instance Hashable GetTrafficPolicyInstance

instance NFData GetTrafficPolicyInstance

instance ToHeaders GetTrafficPolicyInstance where
        toHeaders = const mempty

instance ToPath GetTrafficPolicyInstance where
        toPath GetTrafficPolicyInstance'{..}
          = mconcat
              ["/2013-04-01/trafficpolicyinstance/", toBS _gtpiId]

instance ToQuery GetTrafficPolicyInstance where
        toQuery = const mempty

-- | A complex type that contains information about the resource record sets
-- that Amazon Route 53 created based on a specified traffic policy.
--
-- /See:/ 'getTrafficPolicyInstanceResponse' smart constructor.
data GetTrafficPolicyInstanceResponse = GetTrafficPolicyInstanceResponse'
    { _gtpirsResponseStatus        :: !Int
    , _gtpirsTrafficPolicyInstance :: !TrafficPolicyInstance
    } deriving (Eq,Read,Show,Data,Typeable,Generic)

-- | Creates a value of 'GetTrafficPolicyInstanceResponse' with the minimum fields required to make a request.
--
-- Use one of the following lenses to modify other fields as desired:
--
-- * 'gtpirsResponseStatus'
--
-- * 'gtpirsTrafficPolicyInstance'
getTrafficPolicyInstanceResponse
    :: Int -- ^ 'gtpirsResponseStatus'
    -> TrafficPolicyInstance -- ^ 'gtpirsTrafficPolicyInstance'
    -> GetTrafficPolicyInstanceResponse
getTrafficPolicyInstanceResponse pResponseStatus_ pTrafficPolicyInstance_ =
    GetTrafficPolicyInstanceResponse'
    { _gtpirsResponseStatus = pResponseStatus_
    , _gtpirsTrafficPolicyInstance = pTrafficPolicyInstance_
    }

-- | The response status code.
gtpirsResponseStatus :: Lens' GetTrafficPolicyInstanceResponse Int
gtpirsResponseStatus = lens _gtpirsResponseStatus (\ s a -> s{_gtpirsResponseStatus = a});

-- | A complex type that contains settings for the traffic policy instance.
gtpirsTrafficPolicyInstance :: Lens' GetTrafficPolicyInstanceResponse TrafficPolicyInstance
gtpirsTrafficPolicyInstance = lens _gtpirsTrafficPolicyInstance (\ s a -> s{_gtpirsTrafficPolicyInstance = a});

instance NFData GetTrafficPolicyInstanceResponse