{-# 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.GetSizeConstraintSet
-- 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 < SizeConstraintSet> specified by 'SizeConstraintSetId'.
module Network.AWS.WAF.GetSizeConstraintSet
    (
    -- * Creating a Request
      getSizeConstraintSet
    , GetSizeConstraintSet
    -- * Request Lenses
    , gscsSizeConstraintSetId

    -- * Destructuring the Response
    , getSizeConstraintSetResponse
    , GetSizeConstraintSetResponse
    -- * Response Lenses
    , gscsrsSizeConstraintSet
    , gscsrsResponseStatus
    ) 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:/ 'getSizeConstraintSet' smart constructor.
newtype GetSizeConstraintSet = GetSizeConstraintSet'
    { _gscsSizeConstraintSetId :: Text
    } deriving (Eq,Read,Show,Data,Typeable,Generic)

-- | Creates a value of 'GetSizeConstraintSet' with the minimum fields required to make a request.
--
-- Use one of the following lenses to modify other fields as desired:
--
-- * 'gscsSizeConstraintSetId'
getSizeConstraintSet
    :: Text -- ^ 'gscsSizeConstraintSetId'
    -> GetSizeConstraintSet
getSizeConstraintSet pSizeConstraintSetId_ =
    GetSizeConstraintSet'
    { _gscsSizeConstraintSetId = pSizeConstraintSetId_
    }

-- | The 'SizeConstraintSetId' of the < SizeConstraintSet> that you want to
-- get. 'SizeConstraintSetId' is returned by < CreateSizeConstraintSet> and
-- by < ListSizeConstraintSets>.
gscsSizeConstraintSetId :: Lens' GetSizeConstraintSet Text
gscsSizeConstraintSetId = lens _gscsSizeConstraintSetId (\ s a -> s{_gscsSizeConstraintSetId = a});

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

instance Hashable GetSizeConstraintSet

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

instance ToJSON GetSizeConstraintSet where
        toJSON GetSizeConstraintSet'{..}
          = object
              (catMaybes
                 [Just
                    ("SizeConstraintSetId" .= _gscsSizeConstraintSetId)])

instance ToPath GetSizeConstraintSet where
        toPath = const "/"

instance ToQuery GetSizeConstraintSet where
        toQuery = const mempty

-- | /See:/ 'getSizeConstraintSetResponse' smart constructor.
data GetSizeConstraintSetResponse = GetSizeConstraintSetResponse'
    { _gscsrsSizeConstraintSet :: !(Maybe SizeConstraintSet)
    , _gscsrsResponseStatus    :: !Int
    } deriving (Eq,Read,Show,Data,Typeable,Generic)

-- | Creates a value of 'GetSizeConstraintSetResponse' with the minimum fields required to make a request.
--
-- Use one of the following lenses to modify other fields as desired:
--
-- * 'gscsrsSizeConstraintSet'
--
-- * 'gscsrsResponseStatus'
getSizeConstraintSetResponse
    :: Int -- ^ 'gscsrsResponseStatus'
    -> GetSizeConstraintSetResponse
getSizeConstraintSetResponse pResponseStatus_ =
    GetSizeConstraintSetResponse'
    { _gscsrsSizeConstraintSet = Nothing
    , _gscsrsResponseStatus = pResponseStatus_
    }

-- | Information about the < SizeConstraintSet> that you specified in the
-- 'GetSizeConstraintSet' request. For more information, see the following
-- topics:
--
-- -   < SizeConstraintSet>: Contains 'SizeConstraintSetId',
--     'SizeConstraints', and 'Name'
-- -   'SizeConstraints': Contains an array of < SizeConstraint> objects.
--     Each 'SizeConstraint' object contains < FieldToMatch>,
--     'TextTransformation', 'ComparisonOperator', and 'Size'
-- -   < FieldToMatch>: Contains 'Data' and 'Type'
gscsrsSizeConstraintSet :: Lens' GetSizeConstraintSetResponse (Maybe SizeConstraintSet)
gscsrsSizeConstraintSet = lens _gscsrsSizeConstraintSet (\ s a -> s{_gscsrsSizeConstraintSet = a});

-- | The response status code.
gscsrsResponseStatus :: Lens' GetSizeConstraintSetResponse Int
gscsrsResponseStatus = lens _gscsrsResponseStatus (\ s a -> s{_gscsrsResponseStatus = a});