{-# 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.Discovery.ListConfigurations
-- 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)
--
-- Retrieves a list of configurations items according to the criteria you specify in a filter. The filter criteria identify relationship requirements.
--
--
module Network.AWS.Discovery.ListConfigurations
    (
    -- * Creating a Request
      listConfigurations
    , ListConfigurations
    -- * Request Lenses
    , lcFilters
    , lcNextToken
    , lcMaxResults
    , lcConfigurationType

    -- * Destructuring the Response
    , listConfigurationsResponse
    , ListConfigurationsResponse
    -- * Response Lenses
    , lcrsConfigurations
    , lcrsNextToken
    , lcrsResponseStatus
    ) where

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

-- | /See:/ 'listConfigurations' smart constructor.
data ListConfigurations = ListConfigurations'
    { _lcFilters           :: !(Maybe [Filter])
    , _lcNextToken         :: !(Maybe Text)
    , _lcMaxResults        :: !(Maybe Int)
    , _lcConfigurationType :: !ConfigurationItemType
    } deriving (Eq,Read,Show,Data,Typeable,Generic)

-- | Creates a value of 'ListConfigurations' with the minimum fields required to make a request.
--
-- Use one of the following lenses to modify other fields as desired:
--
-- * 'lcFilters' - You can filter the list using a /key/ -/value/ format. For example:  @{"key": "serverType", "value": "webServer"}@  You can separate these items by using logical operators.
--
-- * 'lcNextToken' - A token to start the list. Use this token to get the next set of results.
--
-- * 'lcMaxResults' - The total number of items to return. The maximum value is 100.
--
-- * 'lcConfigurationType' - A valid configuration identified by the Discovery Service.
listConfigurations
    :: ConfigurationItemType -- ^ 'lcConfigurationType'
    -> ListConfigurations
listConfigurations pConfigurationType_ =
    ListConfigurations'
    { _lcFilters = Nothing
    , _lcNextToken = Nothing
    , _lcMaxResults = Nothing
    , _lcConfigurationType = pConfigurationType_
    }

-- | You can filter the list using a /key/ -/value/ format. For example:  @{"key": "serverType", "value": "webServer"}@  You can separate these items by using logical operators.
lcFilters :: Lens' ListConfigurations [Filter]
lcFilters = lens _lcFilters (\ s a -> s{_lcFilters = a}) . _Default . _Coerce;

-- | A token to start the list. Use this token to get the next set of results.
lcNextToken :: Lens' ListConfigurations (Maybe Text)
lcNextToken = lens _lcNextToken (\ s a -> s{_lcNextToken = a});

-- | The total number of items to return. The maximum value is 100.
lcMaxResults :: Lens' ListConfigurations (Maybe Int)
lcMaxResults = lens _lcMaxResults (\ s a -> s{_lcMaxResults = a});

-- | A valid configuration identified by the Discovery Service.
lcConfigurationType :: Lens' ListConfigurations ConfigurationItemType
lcConfigurationType = lens _lcConfigurationType (\ s a -> s{_lcConfigurationType = a});

instance AWSRequest ListConfigurations where
        type Rs ListConfigurations =
             ListConfigurationsResponse
        request = postJSON discovery
        response
          = receiveJSON
              (\ s h x ->
                 ListConfigurationsResponse' <$>
                   (x .?> "configurations" .!@ mempty) <*>
                     (x .?> "nextToken")
                     <*> (pure (fromEnum s)))

instance Hashable ListConfigurations

instance NFData ListConfigurations

instance ToHeaders ListConfigurations where
        toHeaders
          = const
              (mconcat
                 ["X-Amz-Target" =#
                    ("AWSPoseidonService_V2015_11_01.ListConfigurations"
                       :: ByteString),
                  "Content-Type" =#
                    ("application/x-amz-json-1.1" :: ByteString)])

instance ToJSON ListConfigurations where
        toJSON ListConfigurations'{..}
          = object
              (catMaybes
                 [("filters" .=) <$> _lcFilters,
                  ("nextToken" .=) <$> _lcNextToken,
                  ("maxResults" .=) <$> _lcMaxResults,
                  Just ("configurationType" .= _lcConfigurationType)])

instance ToPath ListConfigurations where
        toPath = const "/"

instance ToQuery ListConfigurations where
        toQuery = const mempty

-- | /See:/ 'listConfigurationsResponse' smart constructor.
data ListConfigurationsResponse = ListConfigurationsResponse'
    { _lcrsConfigurations :: !(Maybe [Map Text Text])
    , _lcrsNextToken      :: !(Maybe Text)
    , _lcrsResponseStatus :: !Int
    } deriving (Eq,Read,Show,Data,Typeable,Generic)

-- | Creates a value of 'ListConfigurationsResponse' with the minimum fields required to make a request.
--
-- Use one of the following lenses to modify other fields as desired:
--
-- * 'lcrsConfigurations' - Returns configuration details, including the configuration ID, attribute names, and attribute values.
--
-- * 'lcrsNextToken' - The call returns a token. Use this token to get the next set of results.
--
-- * 'lcrsResponseStatus' - -- | The response status code.
listConfigurationsResponse
    :: Int -- ^ 'lcrsResponseStatus'
    -> ListConfigurationsResponse
listConfigurationsResponse pResponseStatus_ =
    ListConfigurationsResponse'
    { _lcrsConfigurations = Nothing
    , _lcrsNextToken = Nothing
    , _lcrsResponseStatus = pResponseStatus_
    }

-- | Returns configuration details, including the configuration ID, attribute names, and attribute values.
lcrsConfigurations :: Lens' ListConfigurationsResponse [HashMap Text Text]
lcrsConfigurations = lens _lcrsConfigurations (\ s a -> s{_lcrsConfigurations = a}) . _Default . _Coerce;

-- | The call returns a token. Use this token to get the next set of results.
lcrsNextToken :: Lens' ListConfigurationsResponse (Maybe Text)
lcrsNextToken = lens _lcrsNextToken (\ s a -> s{_lcrsNextToken = a});

-- | -- | The response status code.
lcrsResponseStatus :: Lens' ListConfigurationsResponse Int
lcrsResponseStatus = lens _lcrsResponseStatus (\ s a -> s{_lcrsResponseStatus = a});

instance NFData ListConfigurationsResponse