{-# 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.DeviceFarm.ListSamples
-- Copyright   : (c) 2013-2015 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)
--
-- Gets information about samples.
--
-- /See:/ <http://docs.aws.amazon.com/devicefarm/latest/APIReference/API_ListSamples.html AWS API Reference> for ListSamples.
module Network.AWS.DeviceFarm.ListSamples
    (
    -- * Creating a Request
      listSamples
    , ListSamples
    -- * Request Lenses
    , lsNextToken
    , lsArn

    -- * Destructuring the Response
    , listSamplesResponse
    , ListSamplesResponse
    -- * Response Lenses
    , lrsNextToken
    , lrsSamples
    , lrsResponseStatus
    ) where

import           Network.AWS.DeviceFarm.Types
import           Network.AWS.DeviceFarm.Types.Product
import           Network.AWS.Prelude
import           Network.AWS.Request
import           Network.AWS.Response

-- | Represents a request to the list samples operation.
--
-- /See:/ 'listSamples' smart constructor.
data ListSamples = ListSamples'
    { _lsNextToken :: !(Maybe Text)
    , _lsArn       :: !Text
    } deriving (Eq,Read,Show,Data,Typeable,Generic)

-- | Creates a value of 'ListSamples' with the minimum fields required to make a request.
--
-- Use one of the following lenses to modify other fields as desired:
--
-- * 'lsNextToken'
--
-- * 'lsArn'
listSamples
    :: Text -- ^ 'lsArn'
    -> ListSamples
listSamples pArn_ =
    ListSamples'
    { _lsNextToken = Nothing
    , _lsArn = pArn_
    }

-- | An identifier that was returned from the previous call to this
-- operation, which can be used to return the next set of items in the
-- list.
lsNextToken :: Lens' ListSamples (Maybe Text)
lsNextToken = lens _lsNextToken (\ s a -> s{_lsNextToken = a});

-- | The samples\' ARNs.
lsArn :: Lens' ListSamples Text
lsArn = lens _lsArn (\ s a -> s{_lsArn = a});

instance AWSRequest ListSamples where
        type Rs ListSamples = ListSamplesResponse
        request = postJSON deviceFarm
        response
          = receiveJSON
              (\ s h x ->
                 ListSamplesResponse' <$>
                   (x .?> "nextToken") <*> (x .?> "samples" .!@ mempty)
                     <*> (pure (fromEnum s)))

instance ToHeaders ListSamples where
        toHeaders
          = const
              (mconcat
                 ["X-Amz-Target" =#
                    ("DeviceFarm_20150623.ListSamples" :: ByteString),
                  "Content-Type" =#
                    ("application/x-amz-json-1.1" :: ByteString)])

instance ToJSON ListSamples where
        toJSON ListSamples'{..}
          = object
              (catMaybes
                 [("nextToken" .=) <$> _lsNextToken,
                  Just ("arn" .= _lsArn)])

instance ToPath ListSamples where
        toPath = const "/"

instance ToQuery ListSamples where
        toQuery = const mempty

-- | Represents the result of a list samples request.
--
-- /See:/ 'listSamplesResponse' smart constructor.
data ListSamplesResponse = ListSamplesResponse'
    { _lrsNextToken      :: !(Maybe Text)
    , _lrsSamples        :: !(Maybe [Sample])
    , _lrsResponseStatus :: !Int
    } deriving (Eq,Read,Show,Data,Typeable,Generic)

-- | Creates a value of 'ListSamplesResponse' with the minimum fields required to make a request.
--
-- Use one of the following lenses to modify other fields as desired:
--
-- * 'lrsNextToken'
--
-- * 'lrsSamples'
--
-- * 'lrsResponseStatus'
listSamplesResponse
    :: Int -- ^ 'lrsResponseStatus'
    -> ListSamplesResponse
listSamplesResponse pResponseStatus_ =
    ListSamplesResponse'
    { _lrsNextToken = Nothing
    , _lrsSamples = Nothing
    , _lrsResponseStatus = pResponseStatus_
    }

-- | If the number of items that are returned is significantly large, this is
-- an identifier that is also returned, which can be used in a subsequent
-- call to this operation to return the next set of items in the list.
lrsNextToken :: Lens' ListSamplesResponse (Maybe Text)
lrsNextToken = lens _lrsNextToken (\ s a -> s{_lrsNextToken = a});

-- | Information about the samples.
lrsSamples :: Lens' ListSamplesResponse [Sample]
lrsSamples = lens _lrsSamples (\ s a -> s{_lrsSamples = a}) . _Default . _Coerce;

-- | The response status code.
lrsResponseStatus :: Lens' ListSamplesResponse Int
lrsResponseStatus = lens _lrsResponseStatus (\ s a -> s{_lrsResponseStatus = a});