{-# 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.ElasticTranscoder.ListJobsByStatus
-- 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)
--
-- The ListJobsByStatus operation gets a list of jobs that have a specified
-- status. The response body contains one element for each job that
-- satisfies the search criteria.
--
-- /See:/ <http://docs.aws.amazon.com/elastictranscoder/latest/developerguide/ListJobsByStatus.html AWS API Reference> for ListJobsByStatus.
--
-- This operation returns paginated results.
module Network.AWS.ElasticTranscoder.ListJobsByStatus
    (
    -- * Creating a Request
      listJobsByStatus
    , ListJobsByStatus
    -- * Request Lenses
    , ljbsAscending
    , ljbsPageToken
    , ljbsStatus

    -- * Destructuring the Response
    , listJobsByStatusResponse
    , ListJobsByStatusResponse
    -- * Response Lenses
    , ljbsrsNextPageToken
    , ljbsrsJobs
    , ljbsrsStatus
    ) where

import           Network.AWS.ElasticTranscoder.Types
import           Network.AWS.ElasticTranscoder.Types.Product
import           Network.AWS.Pager
import           Network.AWS.Prelude
import           Network.AWS.Request
import           Network.AWS.Response

-- | The 'ListJobsByStatusRequest' structure.
--
-- /See:/ 'listJobsByStatus' smart constructor.
data ListJobsByStatus = ListJobsByStatus'
    { _ljbsAscending :: !(Maybe Text)
    , _ljbsPageToken :: !(Maybe Text)
    , _ljbsStatus    :: !Text
    } deriving (Eq,Read,Show,Data,Typeable,Generic)

-- | Creates a value of 'ListJobsByStatus' with the minimum fields required to make a request.
--
-- Use one of the following lenses to modify other fields as desired:
--
-- * 'ljbsAscending'
--
-- * 'ljbsPageToken'
--
-- * 'ljbsStatus'
listJobsByStatus
    :: Text -- ^ 'ljbsStatus'
    -> ListJobsByStatus
listJobsByStatus pStatus_ =
    ListJobsByStatus'
    { _ljbsAscending = Nothing
    , _ljbsPageToken = Nothing
    , _ljbsStatus = pStatus_
    }

-- | To list jobs in chronological order by the date and time that they were
-- submitted, enter 'true'. To list jobs in reverse chronological order,
-- enter 'false'.
ljbsAscending :: Lens' ListJobsByStatus (Maybe Text)
ljbsAscending = lens _ljbsAscending (\ s a -> s{_ljbsAscending = a});

-- | When Elastic Transcoder returns more than one page of results, use
-- 'pageToken' in subsequent 'GET' requests to get each successive page of
-- results.
ljbsPageToken :: Lens' ListJobsByStatus (Maybe Text)
ljbsPageToken = lens _ljbsPageToken (\ s a -> s{_ljbsPageToken = a});

-- | To get information about all of the jobs associated with the current AWS
-- account that have a given status, specify the following status:
-- 'Submitted', 'Progressing', 'Complete', 'Canceled', or 'Error'.
ljbsStatus :: Lens' ListJobsByStatus Text
ljbsStatus = lens _ljbsStatus (\ s a -> s{_ljbsStatus = a});

instance AWSPager ListJobsByStatus where
        page rq rs
          | stop (rs ^. ljbsrsNextPageToken) = Nothing
          | stop (rs ^. ljbsrsJobs) = Nothing
          | otherwise =
            Just $ rq &
              ljbsPageToken .~ rs ^. ljbsrsNextPageToken

instance AWSRequest ListJobsByStatus where
        type Rs ListJobsByStatus = ListJobsByStatusResponse
        request = get elasticTranscoder
        response
          = receiveJSON
              (\ s h x ->
                 ListJobsByStatusResponse' <$>
                   (x .?> "NextPageToken") <*> (x .?> "Jobs" .!@ mempty)
                     <*> (pure (fromEnum s)))

instance ToHeaders ListJobsByStatus where
        toHeaders = const mempty

instance ToPath ListJobsByStatus where
        toPath ListJobsByStatus'{..}
          = mconcat
              ["/2012-09-25/jobsByStatus/", toBS _ljbsStatus]

instance ToQuery ListJobsByStatus where
        toQuery ListJobsByStatus'{..}
          = mconcat
              ["Ascending" =: _ljbsAscending,
               "PageToken" =: _ljbsPageToken]

-- | The 'ListJobsByStatusResponse' structure.
--
-- /See:/ 'listJobsByStatusResponse' smart constructor.
data ListJobsByStatusResponse = ListJobsByStatusResponse'
    { _ljbsrsNextPageToken :: !(Maybe Text)
    , _ljbsrsJobs          :: !(Maybe [Job'])
    , _ljbsrsStatus        :: !Int
    } deriving (Eq,Read,Show,Data,Typeable,Generic)

-- | Creates a value of 'ListJobsByStatusResponse' with the minimum fields required to make a request.
--
-- Use one of the following lenses to modify other fields as desired:
--
-- * 'ljbsrsNextPageToken'
--
-- * 'ljbsrsJobs'
--
-- * 'ljbsrsStatus'
listJobsByStatusResponse
    :: Int -- ^ 'ljbsrsStatus'
    -> ListJobsByStatusResponse
listJobsByStatusResponse pStatus_ =
    ListJobsByStatusResponse'
    { _ljbsrsNextPageToken = Nothing
    , _ljbsrsJobs = Nothing
    , _ljbsrsStatus = pStatus_
    }

-- | A value that you use to access the second and subsequent pages of
-- results, if any. When the jobs in the specified pipeline fit on one page
-- or when you\'ve reached the last page of results, the value of
-- 'NextPageToken' is 'null'.
ljbsrsNextPageToken :: Lens' ListJobsByStatusResponse (Maybe Text)
ljbsrsNextPageToken = lens _ljbsrsNextPageToken (\ s a -> s{_ljbsrsNextPageToken = a});

-- | An array of 'Job' objects that have the specified status.
ljbsrsJobs :: Lens' ListJobsByStatusResponse [Job']
ljbsrsJobs = lens _ljbsrsJobs (\ s a -> s{_ljbsrsJobs = a}) . _Default . _Coerce;

-- | The response status code.
ljbsrsStatus :: Lens' ListJobsByStatusResponse Int
ljbsrsStatus = lens _ljbsrsStatus (\ s a -> s{_ljbsrsStatus = a});