{-# 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.ListLoggerDefinitionVersions
-- Copyright   : (c) 2013-2018 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)
--
-- Lists the versions of a logger definition.
module Network.AWS.Greengrass.ListLoggerDefinitionVersions
    (
    -- * Creating a Request
      listLoggerDefinitionVersions
    , ListLoggerDefinitionVersions
    -- * Request Lenses
    , lldvNextToken
    , lldvMaxResults
    , lldvLoggerDefinitionId

    -- * Destructuring the Response
    , listLoggerDefinitionVersionsResponse
    , ListLoggerDefinitionVersionsResponse
    -- * Response Lenses
    , lldvrsVersions
    , lldvrsNextToken
    , lldvrsResponseStatus
    ) 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:/ 'listLoggerDefinitionVersions' smart constructor.
data ListLoggerDefinitionVersions = ListLoggerDefinitionVersions'
  { _lldvNextToken          :: !(Maybe Text)
  , _lldvMaxResults         :: !(Maybe Text)
  , _lldvLoggerDefinitionId :: !Text
  } deriving (Eq, Read, Show, Data, Typeable, Generic)


-- | Creates a value of 'ListLoggerDefinitionVersions' with the minimum fields required to make a request.
--
-- Use one of the following lenses to modify other fields as desired:
--
-- * 'lldvNextToken' - The token for the next set of results, or ''null'' if there are no additional results.
--
-- * 'lldvMaxResults' - The maximum number of results to be returned per request.
--
-- * 'lldvLoggerDefinitionId' - The ID of the logger definition.
listLoggerDefinitionVersions
    :: Text -- ^ 'lldvLoggerDefinitionId'
    -> ListLoggerDefinitionVersions
listLoggerDefinitionVersions pLoggerDefinitionId_ =
  ListLoggerDefinitionVersions'
    { _lldvNextToken = Nothing
    , _lldvMaxResults = Nothing
    , _lldvLoggerDefinitionId = pLoggerDefinitionId_
    }


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

-- | The maximum number of results to be returned per request.
lldvMaxResults :: Lens' ListLoggerDefinitionVersions (Maybe Text)
lldvMaxResults = lens _lldvMaxResults (\ s a -> s{_lldvMaxResults = a})

-- | The ID of the logger definition.
lldvLoggerDefinitionId :: Lens' ListLoggerDefinitionVersions Text
lldvLoggerDefinitionId = lens _lldvLoggerDefinitionId (\ s a -> s{_lldvLoggerDefinitionId = a})

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

instance Hashable ListLoggerDefinitionVersions where

instance NFData ListLoggerDefinitionVersions where

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

instance ToPath ListLoggerDefinitionVersions where
        toPath ListLoggerDefinitionVersions'{..}
          = mconcat
              ["/greengrass/definition/loggers/",
               toBS _lldvLoggerDefinitionId, "/versions"]

instance ToQuery ListLoggerDefinitionVersions where
        toQuery ListLoggerDefinitionVersions'{..}
          = mconcat
              ["NextToken" =: _lldvNextToken,
               "MaxResults" =: _lldvMaxResults]

-- | /See:/ 'listLoggerDefinitionVersionsResponse' smart constructor.
data ListLoggerDefinitionVersionsResponse = ListLoggerDefinitionVersionsResponse'
  { _lldvrsVersions       :: !(Maybe [VersionInformation])
  , _lldvrsNextToken      :: !(Maybe Text)
  , _lldvrsResponseStatus :: !Int
  } deriving (Eq, Read, Show, Data, Typeable, Generic)


-- | Creates a value of 'ListLoggerDefinitionVersionsResponse' with the minimum fields required to make a request.
--
-- Use one of the following lenses to modify other fields as desired:
--
-- * 'lldvrsVersions' - Information about a version.
--
-- * 'lldvrsNextToken' - The token for the next set of results, or ''null'' if there are no additional results.
--
-- * 'lldvrsResponseStatus' - -- | The response status code.
listLoggerDefinitionVersionsResponse
    :: Int -- ^ 'lldvrsResponseStatus'
    -> ListLoggerDefinitionVersionsResponse
listLoggerDefinitionVersionsResponse pResponseStatus_ =
  ListLoggerDefinitionVersionsResponse'
    { _lldvrsVersions = Nothing
    , _lldvrsNextToken = Nothing
    , _lldvrsResponseStatus = pResponseStatus_
    }


-- | Information about a version.
lldvrsVersions :: Lens' ListLoggerDefinitionVersionsResponse [VersionInformation]
lldvrsVersions = lens _lldvrsVersions (\ s a -> s{_lldvrsVersions = a}) . _Default . _Coerce

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

-- | -- | The response status code.
lldvrsResponseStatus :: Lens' ListLoggerDefinitionVersionsResponse Int
lldvrsResponseStatus = lens _lldvrsResponseStatus (\ s a -> s{_lldvrsResponseStatus = a})

instance NFData ListLoggerDefinitionVersionsResponse
         where