{-# 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.DMS.DescribeEndpointTypes
-- 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 information about the type of endpoints available.
--
module Network.AWS.DMS.DescribeEndpointTypes
    (
    -- * Creating a Request
      describeEndpointTypes
    , DescribeEndpointTypes
    -- * Request Lenses
    , detFilters
    , detMarker
    , detMaxRecords

    -- * Destructuring the Response
    , describeEndpointTypesResponse
    , DescribeEndpointTypesResponse
    -- * Response Lenses
    , detrsSupportedEndpointTypes
    , detrsMarker
    , detrsResponseStatus
    ) where

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

-- | /See:/ 'describeEndpointTypes' smart constructor.
data DescribeEndpointTypes = DescribeEndpointTypes'
    { _detFilters    :: !(Maybe [Filter])
    , _detMarker     :: !(Maybe Text)
    , _detMaxRecords :: !(Maybe Int)
    } deriving (Eq,Read,Show,Data,Typeable,Generic)

-- | Creates a value of 'DescribeEndpointTypes' with the minimum fields required to make a request.
--
-- Use one of the following lenses to modify other fields as desired:
--
-- * 'detFilters'
--
-- * 'detMarker'
--
-- * 'detMaxRecords'
describeEndpointTypes
    :: DescribeEndpointTypes
describeEndpointTypes =
    DescribeEndpointTypes'
    { _detFilters = Nothing
    , _detMarker = Nothing
    , _detMaxRecords = Nothing
    }

-- | Filters applied to the describe action.
--
-- Valid filter names: engine-name | endpoint-type
detFilters :: Lens' DescribeEndpointTypes [Filter]
detFilters = lens _detFilters (\ s a -> s{_detFilters = a}) . _Default . _Coerce;

-- | An optional pagination token provided by a previous request. If this
-- parameter is specified, the response includes only records beyond the
-- marker, up to the value specified by 'MaxRecords'.
detMarker :: Lens' DescribeEndpointTypes (Maybe Text)
detMarker = lens _detMarker (\ s a -> s{_detMarker = a});

-- | The maximum number of records to include in the response. If more
-- records exist than the specified 'MaxRecords' value, a pagination token
-- called a marker is included in the response so that the remaining
-- results can be retrieved.
--
-- Default: 100
--
-- Constraints: Minimum 20, maximum 100.
detMaxRecords :: Lens' DescribeEndpointTypes (Maybe Int)
detMaxRecords = lens _detMaxRecords (\ s a -> s{_detMaxRecords = a});

instance AWSRequest DescribeEndpointTypes where
        type Rs DescribeEndpointTypes =
             DescribeEndpointTypesResponse
        request = postJSON dms
        response
          = receiveJSON
              (\ s h x ->
                 DescribeEndpointTypesResponse' <$>
                   (x .?> "SupportedEndpointTypes" .!@ mempty) <*>
                     (x .?> "Marker")
                     <*> (pure (fromEnum s)))

instance Hashable DescribeEndpointTypes

instance NFData DescribeEndpointTypes

instance ToHeaders DescribeEndpointTypes where
        toHeaders
          = const
              (mconcat
                 ["X-Amz-Target" =#
                    ("AmazonDMSv20160101.DescribeEndpointTypes" ::
                       ByteString),
                  "Content-Type" =#
                    ("application/x-amz-json-1.1" :: ByteString)])

instance ToJSON DescribeEndpointTypes where
        toJSON DescribeEndpointTypes'{..}
          = object
              (catMaybes
                 [("Filters" .=) <$> _detFilters,
                  ("Marker" .=) <$> _detMarker,
                  ("MaxRecords" .=) <$> _detMaxRecords])

instance ToPath DescribeEndpointTypes where
        toPath = const "/"

instance ToQuery DescribeEndpointTypes where
        toQuery = const mempty

-- | /See:/ 'describeEndpointTypesResponse' smart constructor.
data DescribeEndpointTypesResponse = DescribeEndpointTypesResponse'
    { _detrsSupportedEndpointTypes :: !(Maybe [SupportedEndpointType])
    , _detrsMarker                 :: !(Maybe Text)
    , _detrsResponseStatus         :: !Int
    } deriving (Eq,Read,Show,Data,Typeable,Generic)

-- | Creates a value of 'DescribeEndpointTypesResponse' with the minimum fields required to make a request.
--
-- Use one of the following lenses to modify other fields as desired:
--
-- * 'detrsSupportedEndpointTypes'
--
-- * 'detrsMarker'
--
-- * 'detrsResponseStatus'
describeEndpointTypesResponse
    :: Int -- ^ 'detrsResponseStatus'
    -> DescribeEndpointTypesResponse
describeEndpointTypesResponse pResponseStatus_ =
    DescribeEndpointTypesResponse'
    { _detrsSupportedEndpointTypes = Nothing
    , _detrsMarker = Nothing
    , _detrsResponseStatus = pResponseStatus_
    }

-- | The type of endpoints that are supported.
detrsSupportedEndpointTypes :: Lens' DescribeEndpointTypesResponse [SupportedEndpointType]
detrsSupportedEndpointTypes = lens _detrsSupportedEndpointTypes (\ s a -> s{_detrsSupportedEndpointTypes = a}) . _Default . _Coerce;

-- | An optional pagination token provided by a previous request. If this
-- parameter is specified, the response includes only records beyond the
-- marker, up to the value specified by 'MaxRecords'.
detrsMarker :: Lens' DescribeEndpointTypesResponse (Maybe Text)
detrsMarker = lens _detrsMarker (\ s a -> s{_detrsMarker = a});

-- | The response status code.
detrsResponseStatus :: Lens' DescribeEndpointTypesResponse Int
detrsResponseStatus = lens _detrsResponseStatus (\ s a -> s{_detrsResponseStatus = a});

instance NFData DescribeEndpointTypesResponse