{-# 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.IoT.CreateAuthorizer
-- 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)
--
-- Creates an authorizer.
--
--
module Network.AWS.IoT.CreateAuthorizer
    (
    -- * Creating a Request
      createAuthorizer
    , CreateAuthorizer
    -- * Request Lenses
    , caStatus
    , caAuthorizerName
    , caAuthorizerFunctionARN
    , caTokenKeyName
    , caTokenSigningPublicKeys

    -- * Destructuring the Response
    , createAuthorizerResponse
    , CreateAuthorizerResponse
    -- * Response Lenses
    , carsAuthorizerName
    , carsAuthorizerARN
    , carsResponseStatus
    ) where

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

-- | /See:/ 'createAuthorizer' smart constructor.
data CreateAuthorizer = CreateAuthorizer'
  { _caStatus                 :: !(Maybe AuthorizerStatus)
  , _caAuthorizerName         :: !Text
  , _caAuthorizerFunctionARN  :: !Text
  , _caTokenKeyName           :: !Text
  , _caTokenSigningPublicKeys :: !(Map Text Text)
  } deriving (Eq, Read, Show, Data, Typeable, Generic)


-- | Creates a value of 'CreateAuthorizer' with the minimum fields required to make a request.
--
-- Use one of the following lenses to modify other fields as desired:
--
-- * 'caStatus' - The status of the create authorizer request.
--
-- * 'caAuthorizerName' - The authorizer name.
--
-- * 'caAuthorizerFunctionARN' - The ARN of the authorizer's Lambda function.
--
-- * 'caTokenKeyName' - The name of the token key used to extract the token from the HTTP headers.
--
-- * 'caTokenSigningPublicKeys' - The public keys used to verify the digital signature returned by your custom authentication service.
createAuthorizer
    :: Text -- ^ 'caAuthorizerName'
    -> Text -- ^ 'caAuthorizerFunctionARN'
    -> Text -- ^ 'caTokenKeyName'
    -> CreateAuthorizer
createAuthorizer pAuthorizerName_ pAuthorizerFunctionARN_ pTokenKeyName_ =
  CreateAuthorizer'
    { _caStatus = Nothing
    , _caAuthorizerName = pAuthorizerName_
    , _caAuthorizerFunctionARN = pAuthorizerFunctionARN_
    , _caTokenKeyName = pTokenKeyName_
    , _caTokenSigningPublicKeys = mempty
    }


-- | The status of the create authorizer request.
caStatus :: Lens' CreateAuthorizer (Maybe AuthorizerStatus)
caStatus = lens _caStatus (\ s a -> s{_caStatus = a})

-- | The authorizer name.
caAuthorizerName :: Lens' CreateAuthorizer Text
caAuthorizerName = lens _caAuthorizerName (\ s a -> s{_caAuthorizerName = a})

-- | The ARN of the authorizer's Lambda function.
caAuthorizerFunctionARN :: Lens' CreateAuthorizer Text
caAuthorizerFunctionARN = lens _caAuthorizerFunctionARN (\ s a -> s{_caAuthorizerFunctionARN = a})

-- | The name of the token key used to extract the token from the HTTP headers.
caTokenKeyName :: Lens' CreateAuthorizer Text
caTokenKeyName = lens _caTokenKeyName (\ s a -> s{_caTokenKeyName = a})

-- | The public keys used to verify the digital signature returned by your custom authentication service.
caTokenSigningPublicKeys :: Lens' CreateAuthorizer (HashMap Text Text)
caTokenSigningPublicKeys = lens _caTokenSigningPublicKeys (\ s a -> s{_caTokenSigningPublicKeys = a}) . _Map

instance AWSRequest CreateAuthorizer where
        type Rs CreateAuthorizer = CreateAuthorizerResponse
        request = postJSON ioT
        response
          = receiveJSON
              (\ s h x ->
                 CreateAuthorizerResponse' <$>
                   (x .?> "authorizerName") <*> (x .?> "authorizerArn")
                     <*> (pure (fromEnum s)))

instance Hashable CreateAuthorizer where

instance NFData CreateAuthorizer where

instance ToHeaders CreateAuthorizer where
        toHeaders = const mempty

instance ToJSON CreateAuthorizer where
        toJSON CreateAuthorizer'{..}
          = object
              (catMaybes
                 [("status" .=) <$> _caStatus,
                  Just
                    ("authorizerFunctionArn" .=
                       _caAuthorizerFunctionARN),
                  Just ("tokenKeyName" .= _caTokenKeyName),
                  Just
                    ("tokenSigningPublicKeys" .=
                       _caTokenSigningPublicKeys)])

instance ToPath CreateAuthorizer where
        toPath CreateAuthorizer'{..}
          = mconcat ["/authorizer/", toBS _caAuthorizerName]

instance ToQuery CreateAuthorizer where
        toQuery = const mempty

-- | /See:/ 'createAuthorizerResponse' smart constructor.
data CreateAuthorizerResponse = CreateAuthorizerResponse'
  { _carsAuthorizerName :: !(Maybe Text)
  , _carsAuthorizerARN  :: !(Maybe Text)
  , _carsResponseStatus :: !Int
  } deriving (Eq, Read, Show, Data, Typeable, Generic)


-- | Creates a value of 'CreateAuthorizerResponse' with the minimum fields required to make a request.
--
-- Use one of the following lenses to modify other fields as desired:
--
-- * 'carsAuthorizerName' - The authorizer's name.
--
-- * 'carsAuthorizerARN' - The authorizer ARN.
--
-- * 'carsResponseStatus' - -- | The response status code.
createAuthorizerResponse
    :: Int -- ^ 'carsResponseStatus'
    -> CreateAuthorizerResponse
createAuthorizerResponse pResponseStatus_ =
  CreateAuthorizerResponse'
    { _carsAuthorizerName = Nothing
    , _carsAuthorizerARN = Nothing
    , _carsResponseStatus = pResponseStatus_
    }


-- | The authorizer's name.
carsAuthorizerName :: Lens' CreateAuthorizerResponse (Maybe Text)
carsAuthorizerName = lens _carsAuthorizerName (\ s a -> s{_carsAuthorizerName = a})

-- | The authorizer ARN.
carsAuthorizerARN :: Lens' CreateAuthorizerResponse (Maybe Text)
carsAuthorizerARN = lens _carsAuthorizerARN (\ s a -> s{_carsAuthorizerARN = a})

-- | -- | The response status code.
carsResponseStatus :: Lens' CreateAuthorizerResponse Int
carsResponseStatus = lens _carsResponseStatus (\ s a -> s{_carsResponseStatus = a})

instance NFData CreateAuthorizerResponse where