{-# 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.WAF.GetWebACL
-- 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)
--
-- Returns the < WebACL> that is specified by 'WebACLId'.
module Network.AWS.WAF.GetWebACL
    (
    -- * Creating a Request
      getWebACL
    , GetWebACL
    -- * Request Lenses
    , gwaWebACLId

    -- * Destructuring the Response
    , getWebACLResponse
    , GetWebACLResponse
    -- * Response Lenses
    , gwarsWebACL
    , gwarsResponseStatus
    ) where

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

-- | /See:/ 'getWebACL' smart constructor.
newtype GetWebACL = GetWebACL'
    { _gwaWebACLId :: Text
    } deriving (Eq,Read,Show,Data,Typeable,Generic)

-- | Creates a value of 'GetWebACL' with the minimum fields required to make a request.
--
-- Use one of the following lenses to modify other fields as desired:
--
-- * 'gwaWebACLId'
getWebACL
    :: Text -- ^ 'gwaWebACLId'
    -> GetWebACL
getWebACL pWebACLId_ =
    GetWebACL'
    { _gwaWebACLId = pWebACLId_
    }

-- | The 'WebACLId' of the < WebACL> that you want to get. 'WebACLId' is
-- returned by < CreateWebACL> and by < ListWebACLs>.
gwaWebACLId :: Lens' GetWebACL Text
gwaWebACLId = lens _gwaWebACLId (\ s a -> s{_gwaWebACLId = a});

instance AWSRequest GetWebACL where
        type Rs GetWebACL = GetWebACLResponse
        request = postJSON waf
        response
          = receiveJSON
              (\ s h x ->
                 GetWebACLResponse' <$>
                   (x .?> "WebACL") <*> (pure (fromEnum s)))

instance Hashable GetWebACL

instance NFData GetWebACL

instance ToHeaders GetWebACL where
        toHeaders
          = const
              (mconcat
                 ["X-Amz-Target" =#
                    ("AWSWAF_20150824.GetWebACL" :: ByteString),
                  "Content-Type" =#
                    ("application/x-amz-json-1.1" :: ByteString)])

instance ToJSON GetWebACL where
        toJSON GetWebACL'{..}
          = object
              (catMaybes [Just ("WebACLId" .= _gwaWebACLId)])

instance ToPath GetWebACL where
        toPath = const "/"

instance ToQuery GetWebACL where
        toQuery = const mempty

-- | /See:/ 'getWebACLResponse' smart constructor.
data GetWebACLResponse = GetWebACLResponse'
    { _gwarsWebACL         :: !(Maybe WebACL)
    , _gwarsResponseStatus :: !Int
    } deriving (Eq,Read,Show,Data,Typeable,Generic)

-- | Creates a value of 'GetWebACLResponse' with the minimum fields required to make a request.
--
-- Use one of the following lenses to modify other fields as desired:
--
-- * 'gwarsWebACL'
--
-- * 'gwarsResponseStatus'
getWebACLResponse
    :: Int -- ^ 'gwarsResponseStatus'
    -> GetWebACLResponse
getWebACLResponse pResponseStatus_ =
    GetWebACLResponse'
    { _gwarsWebACL = Nothing
    , _gwarsResponseStatus = pResponseStatus_
    }

-- | Information about the < WebACL> that you specified in the 'GetWebACL'
-- request. For more information, see the following topics:
--
-- -   < WebACL>: Contains 'DefaultAction', 'MetricName', 'Name', an array
--     of 'Rule' objects, and 'WebACLId'
-- -   'DefaultAction' (Data type is < WafAction>): Contains 'Type'
-- -   'Rules': Contains an array of 'ActivatedRule' objects, which contain
--     'Action', 'Priority', and 'RuleId'
-- -   'Action': Contains 'Type'
gwarsWebACL :: Lens' GetWebACLResponse (Maybe WebACL)
gwarsWebACL = lens _gwarsWebACL (\ s a -> s{_gwarsWebACL = a});

-- | The response status code.
gwarsResponseStatus :: Lens' GetWebACLResponse Int
gwarsResponseStatus = lens _gwarsResponseStatus (\ s a -> s{_gwarsResponseStatus = a});

instance NFData GetWebACLResponse