{-# LANGUAGE DeriveGeneric #-}
{-# LANGUAGE DuplicateRecordFields #-}
{-# LANGUAGE NamedFieldPuns #-}
{-# LANGUAGE OverloadedStrings #-}
{-# LANGUAGE RecordWildCards #-}
{-# LANGUAGE StrictData #-}
{-# LANGUAGE TypeFamilies #-}
{-# LANGUAGE NoImplicitPrelude #-}
{-# OPTIONS_GHC -fno-warn-unused-binds #-}
{-# OPTIONS_GHC -fno-warn-unused-imports #-}
{-# OPTIONS_GHC -fno-warn-unused-matches #-}

-- Derived from AWS service descriptions, licensed under Apache 2.0.

-- |
-- Module      : Amazonka.APIGateway.GetAuthorizer
-- Copyright   : (c) 2013-2023 Brendan Hay
-- License     : Mozilla Public License, v. 2.0.
-- Maintainer  : Brendan Hay
-- Stability   : auto-generated
-- Portability : non-portable (GHC extensions)
--
-- Describe an existing Authorizer resource.
module Amazonka.APIGateway.GetAuthorizer
  ( -- * Creating a Request
    GetAuthorizer (..),
    newGetAuthorizer,

    -- * Request Lenses
    getAuthorizer_restApiId,
    getAuthorizer_authorizerId,

    -- * Destructuring the Response
    Authorizer (..),
    newAuthorizer,

    -- * Response Lenses
    authorizer_authType,
    authorizer_authorizerCredentials,
    authorizer_authorizerResultTtlInSeconds,
    authorizer_authorizerUri,
    authorizer_id,
    authorizer_identitySource,
    authorizer_identityValidationExpression,
    authorizer_name,
    authorizer_providerARNs,
    authorizer_type,
  )
where

import Amazonka.APIGateway.Types
import qualified Amazonka.Core as Core
import qualified Amazonka.Core.Lens.Internal as Lens
import qualified Amazonka.Data as Data
import qualified Amazonka.Prelude as Prelude
import qualified Amazonka.Request as Request
import qualified Amazonka.Response as Response

-- | Request to describe an existing Authorizer resource.
--
-- /See:/ 'newGetAuthorizer' smart constructor.
data GetAuthorizer = GetAuthorizer'
  { -- | The string identifier of the associated RestApi.
    restApiId :: Prelude.Text,
    -- | The identifier of the Authorizer resource.
    authorizerId :: Prelude.Text
  }
  deriving (Prelude.Eq, Prelude.Read, Prelude.Show, Prelude.Generic)

-- |
-- Create a value of 'GetAuthorizer' with all optional fields omitted.
--
-- Use <https://hackage.haskell.org/package/generic-lens generic-lens> or <https://hackage.haskell.org/package/optics optics> to modify other optional fields.
--
-- The following record fields are available, with the corresponding lenses provided
-- for backwards compatibility:
--
-- 'restApiId', 'getAuthorizer_restApiId' - The string identifier of the associated RestApi.
--
-- 'authorizerId', 'getAuthorizer_authorizerId' - The identifier of the Authorizer resource.
newGetAuthorizer ::
  -- | 'restApiId'
  Prelude.Text ->
  -- | 'authorizerId'
  Prelude.Text ->
  GetAuthorizer
newGetAuthorizer pRestApiId_ pAuthorizerId_ =
  GetAuthorizer'
    { restApiId = pRestApiId_,
      authorizerId = pAuthorizerId_
    }

-- | The string identifier of the associated RestApi.
getAuthorizer_restApiId :: Lens.Lens' GetAuthorizer Prelude.Text
getAuthorizer_restApiId = Lens.lens (\GetAuthorizer' {restApiId} -> restApiId) (\s@GetAuthorizer' {} a -> s {restApiId = a} :: GetAuthorizer)

-- | The identifier of the Authorizer resource.
getAuthorizer_authorizerId :: Lens.Lens' GetAuthorizer Prelude.Text
getAuthorizer_authorizerId = Lens.lens (\GetAuthorizer' {authorizerId} -> authorizerId) (\s@GetAuthorizer' {} a -> s {authorizerId = a} :: GetAuthorizer)

instance Core.AWSRequest GetAuthorizer where
  type AWSResponse GetAuthorizer = Authorizer
  request overrides =
    Request.get (overrides defaultService)
  response =
    Response.receiveJSON
      (\s h x -> Data.eitherParseJSON x)

instance Prelude.Hashable GetAuthorizer where
  hashWithSalt _salt GetAuthorizer' {..} =
    _salt
      `Prelude.hashWithSalt` restApiId
      `Prelude.hashWithSalt` authorizerId

instance Prelude.NFData GetAuthorizer where
  rnf GetAuthorizer' {..} =
    Prelude.rnf restApiId
      `Prelude.seq` Prelude.rnf authorizerId

instance Data.ToHeaders GetAuthorizer where
  toHeaders =
    Prelude.const
      ( Prelude.mconcat
          [ "Accept"
              Data.=# ("application/json" :: Prelude.ByteString)
          ]
      )

instance Data.ToPath GetAuthorizer where
  toPath GetAuthorizer' {..} =
    Prelude.mconcat
      [ "/restapis/",
        Data.toBS restApiId,
        "/authorizers/",
        Data.toBS authorizerId
      ]

instance Data.ToQuery GetAuthorizer where
  toQuery = Prelude.const Prelude.mempty