{-# 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.Glacier.ListTagsForVault
-- Copyright   : (c) 2013-2017 Brendan Hay
-- License     : Mozilla Public License, v. 2.0.
-- Maintainer  : Brendan Hay <brendan.g.hay+amazonka@gmail.com>
-- Stability   : auto-generated
-- Portability : non-portable (GHC extensions)
--
-- This operation lists all the tags attached to a vault. The operation returns an empty map if there are no tags. For more information about tags, see <http://docs.aws.amazon.com/amazonglacier/latest/dev/tagging.html Tagging Amazon Glacier Resources> .
--
--
module Network.AWS.Glacier.ListTagsForVault
    (
    -- * Creating a Request
      listTagsForVault
    , ListTagsForVault
    -- * Request Lenses
    , ltfvAccountId
    , ltfvVaultName

    -- * Destructuring the Response
    , listTagsForVaultResponse
    , ListTagsForVaultResponse
    -- * Response Lenses
    , ltfvrsTags
    , ltfvrsResponseStatus
    ) where

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

-- | The input value for @ListTagsForVaultInput@ .
--
--
--
-- /See:/ 'listTagsForVault' smart constructor.
data ListTagsForVault = ListTagsForVault'
  { _ltfvAccountId :: !Text
  , _ltfvVaultName :: !Text
  } deriving (Eq, Read, Show, Data, Typeable, Generic)


-- | Creates a value of 'ListTagsForVault' with the minimum fields required to make a request.
--
-- Use one of the following lenses to modify other fields as desired:
--
-- * 'ltfvAccountId' - The @AccountId@ value is the AWS account ID of the account that owns the vault. You can either specify an AWS account ID or optionally a single '@-@ ' (hyphen), in which case Amazon Glacier uses the AWS account ID associated with the credentials used to sign the request. If you use an account ID, do not include any hyphens ('-') in the ID.
--
-- * 'ltfvVaultName' - The name of the vault.
listTagsForVault
    :: Text -- ^ 'ltfvAccountId'
    -> Text -- ^ 'ltfvVaultName'
    -> ListTagsForVault
listTagsForVault pAccountId_ pVaultName_ =
  ListTagsForVault' {_ltfvAccountId = pAccountId_, _ltfvVaultName = pVaultName_}


-- | The @AccountId@ value is the AWS account ID of the account that owns the vault. You can either specify an AWS account ID or optionally a single '@-@ ' (hyphen), in which case Amazon Glacier uses the AWS account ID associated with the credentials used to sign the request. If you use an account ID, do not include any hyphens ('-') in the ID.
ltfvAccountId :: Lens' ListTagsForVault Text
ltfvAccountId = lens _ltfvAccountId (\ s a -> s{_ltfvAccountId = a});

-- | The name of the vault.
ltfvVaultName :: Lens' ListTagsForVault Text
ltfvVaultName = lens _ltfvVaultName (\ s a -> s{_ltfvVaultName = a});

instance AWSRequest ListTagsForVault where
        type Rs ListTagsForVault = ListTagsForVaultResponse
        request = get glacier
        response
          = receiveJSON
              (\ s h x ->
                 ListTagsForVaultResponse' <$>
                   (x .?> "Tags" .!@ mempty) <*> (pure (fromEnum s)))

instance Hashable ListTagsForVault where

instance NFData ListTagsForVault where

instance ToHeaders ListTagsForVault where
        toHeaders = const mempty

instance ToPath ListTagsForVault where
        toPath ListTagsForVault'{..}
          = mconcat
              ["/", toBS _ltfvAccountId, "/vaults/",
               toBS _ltfvVaultName, "/tags"]

instance ToQuery ListTagsForVault where
        toQuery = const mempty

-- | Contains the Amazon Glacier response to your request.
--
--
--
-- /See:/ 'listTagsForVaultResponse' smart constructor.
data ListTagsForVaultResponse = ListTagsForVaultResponse'
  { _ltfvrsTags           :: !(Maybe (Map Text Text))
  , _ltfvrsResponseStatus :: !Int
  } deriving (Eq, Read, Show, Data, Typeable, Generic)


-- | Creates a value of 'ListTagsForVaultResponse' with the minimum fields required to make a request.
--
-- Use one of the following lenses to modify other fields as desired:
--
-- * 'ltfvrsTags' - The tags attached to the vault. Each tag is composed of a key and a value.
--
-- * 'ltfvrsResponseStatus' - -- | The response status code.
listTagsForVaultResponse
    :: Int -- ^ 'ltfvrsResponseStatus'
    -> ListTagsForVaultResponse
listTagsForVaultResponse pResponseStatus_ =
  ListTagsForVaultResponse'
  {_ltfvrsTags = Nothing, _ltfvrsResponseStatus = pResponseStatus_}


-- | The tags attached to the vault. Each tag is composed of a key and a value.
ltfvrsTags :: Lens' ListTagsForVaultResponse (HashMap Text Text)
ltfvrsTags = lens _ltfvrsTags (\ s a -> s{_ltfvrsTags = a}) . _Default . _Map;

-- | -- | The response status code.
ltfvrsResponseStatus :: Lens' ListTagsForVaultResponse Int
ltfvrsResponseStatus = lens _ltfvrsResponseStatus (\ s a -> s{_ltfvrsResponseStatus = a});

instance NFData ListTagsForVaultResponse where