{-# 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.SSM.CancelCommand
-- 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)
--
-- Attempts to cancel the command specified by the Command ID. There is no
-- guarantee that the command will be terminated and the underlying process
-- stopped.
--
-- /See:/ <http://docs.aws.amazon.com/ssm/latest/APIReference/API_CancelCommand.html AWS API Reference> for CancelCommand.
module Network.AWS.SSM.CancelCommand
    (
    -- * Creating a Request
      cancelCommand
    , CancelCommand
    -- * Request Lenses
    , ccInstanceIds
    , ccCommandId

    -- * Destructuring the Response
    , cancelCommandResponse
    , CancelCommandResponse
    -- * Response Lenses
    , ccrsResponseStatus
    ) where

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

-- | /See:/ 'cancelCommand' smart constructor.
data CancelCommand = CancelCommand'
    { _ccInstanceIds :: !(Maybe (List1 Text))
    , _ccCommandId   :: !Text
    } deriving (Eq,Read,Show,Data,Typeable,Generic)

-- | Creates a value of 'CancelCommand' with the minimum fields required to make a request.
--
-- Use one of the following lenses to modify other fields as desired:
--
-- * 'ccInstanceIds'
--
-- * 'ccCommandId'
cancelCommand
    :: Text -- ^ 'ccCommandId'
    -> CancelCommand
cancelCommand pCommandId_ =
    CancelCommand'
    { _ccInstanceIds = Nothing
    , _ccCommandId = pCommandId_
    }

-- | (Optional) A list of instance IDs on which you want to cancel the
-- command. If not provided, the command is canceled on every instance on
-- which it was requested.
ccInstanceIds :: Lens' CancelCommand (Maybe (NonEmpty Text))
ccInstanceIds = lens _ccInstanceIds (\ s a -> s{_ccInstanceIds = a}) . mapping _List1;

-- | The ID of the command you want to cancel.
ccCommandId :: Lens' CancelCommand Text
ccCommandId = lens _ccCommandId (\ s a -> s{_ccCommandId = a});

instance AWSRequest CancelCommand where
        type Rs CancelCommand = CancelCommandResponse
        request = postJSON sSM
        response
          = receiveEmpty
              (\ s h x ->
                 CancelCommandResponse' <$> (pure (fromEnum s)))

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

instance ToJSON CancelCommand where
        toJSON CancelCommand'{..}
          = object
              (catMaybes
                 [("InstanceIds" .=) <$> _ccInstanceIds,
                  Just ("CommandId" .= _ccCommandId)])

instance ToPath CancelCommand where
        toPath = const "/"

instance ToQuery CancelCommand where
        toQuery = const mempty

-- | Whether or not the command was successfully canceled. There is no
-- guarantee that a request can be canceled.
--
-- /See:/ 'cancelCommandResponse' smart constructor.
newtype CancelCommandResponse = CancelCommandResponse'
    { _ccrsResponseStatus :: Int
    } deriving (Eq,Read,Show,Data,Typeable,Generic)

-- | Creates a value of 'CancelCommandResponse' with the minimum fields required to make a request.
--
-- Use one of the following lenses to modify other fields as desired:
--
-- * 'ccrsResponseStatus'
cancelCommandResponse
    :: Int -- ^ 'ccrsResponseStatus'
    -> CancelCommandResponse
cancelCommandResponse pResponseStatus_ =
    CancelCommandResponse'
    { _ccrsResponseStatus = pResponseStatus_
    }

-- | The response status code.
ccrsResponseStatus :: Lens' CancelCommandResponse Int
ccrsResponseStatus = lens _ccrsResponseStatus (\ s a -> s{_ccrsResponseStatus = a});