{-# 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.OpsWorks.GrantAccess
-- 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)
--
-- This action can be used only with Windows stacks.
--
-- Grants RDP access to a Windows instance for a specified time period.
module Network.AWS.OpsWorks.GrantAccess
    (
    -- * Creating a Request
      grantAccess
    , GrantAccess
    -- * Request Lenses
    , gaValidForInMinutes
    , gaInstanceId

    -- * Destructuring the Response
    , grantAccessResponse
    , GrantAccessResponse
    -- * Response Lenses
    , garsTemporaryCredential
    , garsResponseStatus
    ) where

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

-- | /See:/ 'grantAccess' smart constructor.
data GrantAccess = GrantAccess'
    { _gaValidForInMinutes :: !(Maybe Nat)
    , _gaInstanceId        :: !Text
    } deriving (Eq,Read,Show,Data,Typeable,Generic)

-- | Creates a value of 'GrantAccess' with the minimum fields required to make a request.
--
-- Use one of the following lenses to modify other fields as desired:
--
-- * 'gaValidForInMinutes'
--
-- * 'gaInstanceId'
grantAccess
    :: Text -- ^ 'gaInstanceId'
    -> GrantAccess
grantAccess pInstanceId_ =
    GrantAccess'
    { _gaValidForInMinutes = Nothing
    , _gaInstanceId = pInstanceId_
    }

-- | The length of time (in minutes) that the grant is valid. When the grant
-- expires at the end of this period, the user will no longer be able to
-- use the credentials to log in. If the user is logged in at the time, he
-- or she automatically will be logged out.
gaValidForInMinutes :: Lens' GrantAccess (Maybe Natural)
gaValidForInMinutes = lens _gaValidForInMinutes (\ s a -> s{_gaValidForInMinutes = a}) . mapping _Nat;

-- | The instance\'s AWS OpsWorks ID.
gaInstanceId :: Lens' GrantAccess Text
gaInstanceId = lens _gaInstanceId (\ s a -> s{_gaInstanceId = a});

instance AWSRequest GrantAccess where
        type Rs GrantAccess = GrantAccessResponse
        request = postJSON opsWorks
        response
          = receiveJSON
              (\ s h x ->
                 GrantAccessResponse' <$>
                   (x .?> "TemporaryCredential") <*>
                     (pure (fromEnum s)))

instance Hashable GrantAccess

instance NFData GrantAccess

instance ToHeaders GrantAccess where
        toHeaders
          = const
              (mconcat
                 ["X-Amz-Target" =#
                    ("OpsWorks_20130218.GrantAccess" :: ByteString),
                  "Content-Type" =#
                    ("application/x-amz-json-1.1" :: ByteString)])

instance ToJSON GrantAccess where
        toJSON GrantAccess'{..}
          = object
              (catMaybes
                 [("ValidForInMinutes" .=) <$> _gaValidForInMinutes,
                  Just ("InstanceId" .= _gaInstanceId)])

instance ToPath GrantAccess where
        toPath = const "/"

instance ToQuery GrantAccess where
        toQuery = const mempty

-- | Contains the response to a 'GrantAccess' request.
--
-- /See:/ 'grantAccessResponse' smart constructor.
data GrantAccessResponse = GrantAccessResponse'
    { _garsTemporaryCredential :: !(Maybe TemporaryCredential)
    , _garsResponseStatus      :: !Int
    } deriving (Eq,Read,Show,Data,Typeable,Generic)

-- | Creates a value of 'GrantAccessResponse' with the minimum fields required to make a request.
--
-- Use one of the following lenses to modify other fields as desired:
--
-- * 'garsTemporaryCredential'
--
-- * 'garsResponseStatus'
grantAccessResponse
    :: Int -- ^ 'garsResponseStatus'
    -> GrantAccessResponse
grantAccessResponse pResponseStatus_ =
    GrantAccessResponse'
    { _garsTemporaryCredential = Nothing
    , _garsResponseStatus = pResponseStatus_
    }

-- | A 'TemporaryCredential' object that contains the data needed to log in
-- to the instance by RDP clients, such as the Microsoft Remote Desktop
-- Connection.
garsTemporaryCredential :: Lens' GrantAccessResponse (Maybe TemporaryCredential)
garsTemporaryCredential = lens _garsTemporaryCredential (\ s a -> s{_garsTemporaryCredential = a});

-- | The response status code.
garsResponseStatus :: Lens' GrantAccessResponse Int
garsResponseStatus = lens _garsResponseStatus (\ s a -> s{_garsResponseStatus = a});

instance NFData GrantAccessResponse