{-# 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.Greengrass.ListLoggerDefinitions
-- 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 list of logger definitions.
module Network.AWS.Greengrass.ListLoggerDefinitions
    (
    -- * Creating a Request
      listLoggerDefinitions
    , ListLoggerDefinitions
    -- * Request Lenses
    , lldNextToken
    , lldMaxResults

    -- * Destructuring the Response
    , listLoggerDefinitionsResponse
    , ListLoggerDefinitionsResponse
    -- * Response Lenses
    , lldrsNextToken
    , lldrsDefinitions
    , lldrsResponseStatus
    ) where

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

-- | /See:/ 'listLoggerDefinitions' smart constructor.
data ListLoggerDefinitions = ListLoggerDefinitions'
  { _lldNextToken  :: !(Maybe Text)
  , _lldMaxResults :: !(Maybe Text)
  } deriving (Eq, Read, Show, Data, Typeable, Generic)


-- | Creates a value of 'ListLoggerDefinitions' with the minimum fields required to make a request.
--
-- Use one of the following lenses to modify other fields as desired:
--
-- * 'lldNextToken' - Specifies the pagination token used when iterating through a paginated request
--
-- * 'lldMaxResults' - Specifies the maximum number of list results to be returned in this page
listLoggerDefinitions
    :: ListLoggerDefinitions
listLoggerDefinitions =
  ListLoggerDefinitions' {_lldNextToken = Nothing, _lldMaxResults = Nothing}


-- | Specifies the pagination token used when iterating through a paginated request
lldNextToken :: Lens' ListLoggerDefinitions (Maybe Text)
lldNextToken = lens _lldNextToken (\ s a -> s{_lldNextToken = a});

-- | Specifies the maximum number of list results to be returned in this page
lldMaxResults :: Lens' ListLoggerDefinitions (Maybe Text)
lldMaxResults = lens _lldMaxResults (\ s a -> s{_lldMaxResults = a});

instance AWSRequest ListLoggerDefinitions where
        type Rs ListLoggerDefinitions =
             ListLoggerDefinitionsResponse
        request = get greengrass
        response
          = receiveJSON
              (\ s h x ->
                 ListLoggerDefinitionsResponse' <$>
                   (x .?> "NextToken") <*>
                     (x .?> "Definitions" .!@ mempty)
                     <*> (pure (fromEnum s)))

instance Hashable ListLoggerDefinitions where

instance NFData ListLoggerDefinitions where

instance ToHeaders ListLoggerDefinitions where
        toHeaders
          = const
              (mconcat
                 ["Content-Type" =#
                    ("application/x-amz-json-1.1" :: ByteString)])

instance ToPath ListLoggerDefinitions where
        toPath = const "/greengrass/definition/loggers"

instance ToQuery ListLoggerDefinitions where
        toQuery ListLoggerDefinitions'{..}
          = mconcat
              ["NextToken" =: _lldNextToken,
               "MaxResults" =: _lldMaxResults]

-- | /See:/ 'listLoggerDefinitionsResponse' smart constructor.
data ListLoggerDefinitionsResponse = ListLoggerDefinitionsResponse'
  { _lldrsNextToken      :: !(Maybe Text)
  , _lldrsDefinitions    :: !(Maybe [DefinitionInformation])
  , _lldrsResponseStatus :: !Int
  } deriving (Eq, Read, Show, Data, Typeable, Generic)


-- | Creates a value of 'ListLoggerDefinitionsResponse' with the minimum fields required to make a request.
--
-- Use one of the following lenses to modify other fields as desired:
--
-- * 'lldrsNextToken' - The token for the next set of results, or ''null'' if there are no additional results.
--
-- * 'lldrsDefinitions' - Definitions
--
-- * 'lldrsResponseStatus' - -- | The response status code.
listLoggerDefinitionsResponse
    :: Int -- ^ 'lldrsResponseStatus'
    -> ListLoggerDefinitionsResponse
listLoggerDefinitionsResponse pResponseStatus_ =
  ListLoggerDefinitionsResponse'
  { _lldrsNextToken = Nothing
  , _lldrsDefinitions = Nothing
  , _lldrsResponseStatus = pResponseStatus_
  }


-- | The token for the next set of results, or ''null'' if there are no additional results.
lldrsNextToken :: Lens' ListLoggerDefinitionsResponse (Maybe Text)
lldrsNextToken = lens _lldrsNextToken (\ s a -> s{_lldrsNextToken = a});

-- | Definitions
lldrsDefinitions :: Lens' ListLoggerDefinitionsResponse [DefinitionInformation]
lldrsDefinitions = lens _lldrsDefinitions (\ s a -> s{_lldrsDefinitions = a}) . _Default . _Coerce;

-- | -- | The response status code.
lldrsResponseStatus :: Lens' ListLoggerDefinitionsResponse Int
lldrsResponseStatus = lens _lldrsResponseStatus (\ s a -> s{_lldrsResponseStatus = a});

instance NFData ListLoggerDefinitionsResponse where