ListGraphqlAPIs.hs

{-# 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.AppSync.ListGraphqlAPIs
-- Copyright   : (c) 2013-2018 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)
--
-- Lists your GraphQL APIs.
--
--
module Network.AWS.AppSync.ListGraphqlAPIs
    (
    -- * Creating a Request
      listGraphqlAPIs
    , ListGraphqlAPIs
    -- * Request Lenses
    , lgaNextToken
    , lgaMaxResults

    -- * Destructuring the Response
    , listGraphqlAPIsResponse
    , ListGraphqlAPIsResponse
    -- * Response Lenses
    , lgarsNextToken
    , lgarsGraphqlAPIs
    , lgarsResponseStatus
    ) where

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

-- | /See:/ 'listGraphqlAPIs' smart constructor.
data ListGraphqlAPIs = ListGraphqlAPIs'
  { _lgaNextToken  :: !(Maybe Text)
  , _lgaMaxResults :: !(Maybe Nat)
  } deriving (Eq, Read, Show, Data, Typeable, Generic)


-- | Creates a value of 'ListGraphqlAPIs' with the minimum fields required to make a request.
--
-- Use one of the following lenses to modify other fields as desired:
--
-- * 'lgaNextToken' - 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.
--
-- * 'lgaMaxResults' - The maximum number of results you want the request to return.
listGraphqlAPIs
    :: ListGraphqlAPIs
listGraphqlAPIs =
  ListGraphqlAPIs' {_lgaNextToken = Nothing, _lgaMaxResults = Nothing}


-- | 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.
lgaNextToken :: Lens' ListGraphqlAPIs (Maybe Text)
lgaNextToken = lens _lgaNextToken (\ s a -> s{_lgaNextToken = a})

-- | The maximum number of results you want the request to return.
lgaMaxResults :: Lens' ListGraphqlAPIs (Maybe Natural)
lgaMaxResults = lens _lgaMaxResults (\ s a -> s{_lgaMaxResults = a}) . mapping _Nat

instance AWSRequest ListGraphqlAPIs where
        type Rs ListGraphqlAPIs = ListGraphqlAPIsResponse
        request = get appSync
        response
          = receiveJSON
              (\ s h x ->
                 ListGraphqlAPIsResponse' <$>
                   (x .?> "nextToken") <*>
                     (x .?> "graphqlApis" .!@ mempty)
                     <*> (pure (fromEnum s)))

instance Hashable ListGraphqlAPIs where

instance NFData ListGraphqlAPIs where

instance ToHeaders ListGraphqlAPIs where
        toHeaders
          = const
              (mconcat
                 ["Content-Type" =#
                    ("application/x-amz-json-1.1" :: ByteString)])

instance ToPath ListGraphqlAPIs where
        toPath = const "/v1/apis"

instance ToQuery ListGraphqlAPIs where
        toQuery ListGraphqlAPIs'{..}
          = mconcat
              ["nextToken" =: _lgaNextToken,
               "maxResults" =: _lgaMaxResults]

-- | /See:/ 'listGraphqlAPIsResponse' smart constructor.
data ListGraphqlAPIsResponse = ListGraphqlAPIsResponse'
  { _lgarsNextToken      :: !(Maybe Text)
  , _lgarsGraphqlAPIs    :: !(Maybe [GraphqlAPI])
  , _lgarsResponseStatus :: !Int
  } deriving (Eq, Read, Show, Data, Typeable, Generic)


-- | Creates a value of 'ListGraphqlAPIsResponse' with the minimum fields required to make a request.
--
-- Use one of the following lenses to modify other fields as desired:
--
-- * 'lgarsNextToken' - An identifier to be passed in the next request to this operation to return the next set of items in the list.
--
-- * 'lgarsGraphqlAPIs' - The @GraphqlApi@ objects.
--
-- * 'lgarsResponseStatus' - -- | The response status code.
listGraphqlAPIsResponse
    :: Int -- ^ 'lgarsResponseStatus'
    -> ListGraphqlAPIsResponse
listGraphqlAPIsResponse pResponseStatus_ =
  ListGraphqlAPIsResponse'
    { _lgarsNextToken = Nothing
    , _lgarsGraphqlAPIs = Nothing
    , _lgarsResponseStatus = pResponseStatus_
    }


-- | An identifier to be passed in the next request to this operation to return the next set of items in the list.
lgarsNextToken :: Lens' ListGraphqlAPIsResponse (Maybe Text)
lgarsNextToken = lens _lgarsNextToken (\ s a -> s{_lgarsNextToken = a})

-- | The @GraphqlApi@ objects.
lgarsGraphqlAPIs :: Lens' ListGraphqlAPIsResponse [GraphqlAPI]
lgarsGraphqlAPIs = lens _lgarsGraphqlAPIs (\ s a -> s{_lgarsGraphqlAPIs = a}) . _Default . _Coerce

-- | -- | The response status code.
lgarsResponseStatus :: Lens' ListGraphqlAPIsResponse Int
lgarsResponseStatus = lens _lgarsResponseStatus (\ s a -> s{_lgarsResponseStatus = a})

instance NFData ListGraphqlAPIsResponse where