{-# 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.Glue.GetConnection
-- Copyright   : (c) 2013-2017 Brendan Hay
-- License     : Mozilla Public License, v. 2.0.
-- Maintainer  : Brendan Hay <brendan.g.hay+amazonka@gmail.com>
-- Stability   : auto-generated
-- Portability : non-portable (GHC extensions)
--
-- Retrieves a connection definition from the Data Catalog.
--
--
module Network.AWS.Glue.GetConnection
    (
    -- * Creating a Request
      getConnection
    , GetConnection
    -- * Request Lenses
    , gCatalogId
    , gName

    -- * Destructuring the Response
    , getConnectionResponse
    , GetConnectionResponse
    -- * Response Lenses
    , getrsConnection
    , getrsResponseStatus
    ) where

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

-- | /See:/ 'getConnection' smart constructor.
data GetConnection = GetConnection'
  { _gCatalogId :: !(Maybe Text)
  , _gName      :: !Text
  } deriving (Eq, Read, Show, Data, Typeable, Generic)


-- | Creates a value of 'GetConnection' with the minimum fields required to make a request.
--
-- Use one of the following lenses to modify other fields as desired:
--
-- * 'gCatalogId' - The ID of the Data Catalog in which the connection resides. If none is supplied, the AWS account ID is used by default.
--
-- * 'gName' - The name of the connection definition to retrieve.
getConnection
    :: Text -- ^ 'gName'
    -> GetConnection
getConnection pName_ = GetConnection' {_gCatalogId = Nothing, _gName = pName_}


-- | The ID of the Data Catalog in which the connection resides. If none is supplied, the AWS account ID is used by default.
gCatalogId :: Lens' GetConnection (Maybe Text)
gCatalogId = lens _gCatalogId (\ s a -> s{_gCatalogId = a});

-- | The name of the connection definition to retrieve.
gName :: Lens' GetConnection Text
gName = lens _gName (\ s a -> s{_gName = a});

instance AWSRequest GetConnection where
        type Rs GetConnection = GetConnectionResponse
        request = postJSON glue
        response
          = receiveJSON
              (\ s h x ->
                 GetConnectionResponse' <$>
                   (x .?> "Connection") <*> (pure (fromEnum s)))

instance Hashable GetConnection where

instance NFData GetConnection where

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

instance ToJSON GetConnection where
        toJSON GetConnection'{..}
          = object
              (catMaybes
                 [("CatalogId" .=) <$> _gCatalogId,
                  Just ("Name" .= _gName)])

instance ToPath GetConnection where
        toPath = const "/"

instance ToQuery GetConnection where
        toQuery = const mempty

-- | /See:/ 'getConnectionResponse' smart constructor.
data GetConnectionResponse = GetConnectionResponse'
  { _getrsConnection     :: !(Maybe Connection)
  , _getrsResponseStatus :: !Int
  } deriving (Eq, Read, Show, Data, Typeable, Generic)


-- | Creates a value of 'GetConnectionResponse' with the minimum fields required to make a request.
--
-- Use one of the following lenses to modify other fields as desired:
--
-- * 'getrsConnection' - The requested connection definition.
--
-- * 'getrsResponseStatus' - -- | The response status code.
getConnectionResponse
    :: Int -- ^ 'getrsResponseStatus'
    -> GetConnectionResponse
getConnectionResponse pResponseStatus_ =
  GetConnectionResponse'
  {_getrsConnection = Nothing, _getrsResponseStatus = pResponseStatus_}


-- | The requested connection definition.
getrsConnection :: Lens' GetConnectionResponse (Maybe Connection)
getrsConnection = lens _getrsConnection (\ s a -> s{_getrsConnection = a});

-- | -- | The response status code.
getrsResponseStatus :: Lens' GetConnectionResponse Int
getrsResponseStatus = lens _getrsResponseStatus (\ s a -> s{_getrsResponseStatus = a});

instance NFData GetConnectionResponse where