{-# 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.Route53.GetTrafficPolicy
-- Copyright   : (c) 2013-2023 Brendan Hay
-- License     : Mozilla Public License, v. 2.0.
-- Maintainer  : Brendan Hay
-- Stability   : auto-generated
-- Portability : non-portable (GHC extensions)
--
-- Gets information about a specific traffic policy version.
--
-- For information about how of deleting a traffic policy affects the
-- response from @GetTrafficPolicy@, see
-- <https://docs.aws.amazon.com/Route53/latest/APIReference/API_DeleteTrafficPolicy.html DeleteTrafficPolicy>.
module Amazonka.Route53.GetTrafficPolicy
  ( -- * Creating a Request
    GetTrafficPolicy (..),
    newGetTrafficPolicy,

    -- * Request Lenses
    getTrafficPolicy_id,
    getTrafficPolicy_version,

    -- * Destructuring the Response
    GetTrafficPolicyResponse (..),
    newGetTrafficPolicyResponse,

    -- * Response Lenses
    getTrafficPolicyResponse_httpStatus,
    getTrafficPolicyResponse_trafficPolicy,
  )
where

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
import Amazonka.Route53.Types

-- | Gets information about a specific traffic policy version.
--
-- /See:/ 'newGetTrafficPolicy' smart constructor.
data GetTrafficPolicy = GetTrafficPolicy'
  { -- | The ID of the traffic policy that you want to get information about.
    id :: Prelude.Text,
    -- | The version number of the traffic policy that you want to get
    -- information about.
    version :: Prelude.Natural
  }
  deriving (Prelude.Eq, Prelude.Read, Prelude.Show, Prelude.Generic)

-- |
-- Create a value of 'GetTrafficPolicy' 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:
--
-- 'id', 'getTrafficPolicy_id' - The ID of the traffic policy that you want to get information about.
--
-- 'version', 'getTrafficPolicy_version' - The version number of the traffic policy that you want to get
-- information about.
newGetTrafficPolicy ::
  -- | 'id'
  Prelude.Text ->
  -- | 'version'
  Prelude.Natural ->
  GetTrafficPolicy
newGetTrafficPolicy pId_ pVersion_ =
  GetTrafficPolicy' {id = pId_, version = pVersion_}

-- | The ID of the traffic policy that you want to get information about.
getTrafficPolicy_id :: Lens.Lens' GetTrafficPolicy Prelude.Text
getTrafficPolicy_id = Lens.lens (\GetTrafficPolicy' {id} -> id) (\s@GetTrafficPolicy' {} a -> s {id = a} :: GetTrafficPolicy)

-- | The version number of the traffic policy that you want to get
-- information about.
getTrafficPolicy_version :: Lens.Lens' GetTrafficPolicy Prelude.Natural
getTrafficPolicy_version = Lens.lens (\GetTrafficPolicy' {version} -> version) (\s@GetTrafficPolicy' {} a -> s {version = a} :: GetTrafficPolicy)

instance Core.AWSRequest GetTrafficPolicy where
  type
    AWSResponse GetTrafficPolicy =
      GetTrafficPolicyResponse
  request overrides =
    Request.get (overrides defaultService)
  response =
    Response.receiveXML
      ( \s h x ->
          GetTrafficPolicyResponse'
            Prelude.<$> (Prelude.pure (Prelude.fromEnum s))
            Prelude.<*> (x Data..@ "TrafficPolicy")
      )

instance Prelude.Hashable GetTrafficPolicy where
  hashWithSalt _salt GetTrafficPolicy' {..} =
    _salt
      `Prelude.hashWithSalt` id
      `Prelude.hashWithSalt` version

instance Prelude.NFData GetTrafficPolicy where
  rnf GetTrafficPolicy' {..} =
    Prelude.rnf id `Prelude.seq` Prelude.rnf version

instance Data.ToHeaders GetTrafficPolicy where
  toHeaders = Prelude.const Prelude.mempty

instance Data.ToPath GetTrafficPolicy where
  toPath GetTrafficPolicy' {..} =
    Prelude.mconcat
      [ "/2013-04-01/trafficpolicy/",
        Data.toBS id,
        "/",
        Data.toBS version
      ]

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

-- | A complex type that contains the response information for the request.
--
-- /See:/ 'newGetTrafficPolicyResponse' smart constructor.
data GetTrafficPolicyResponse = GetTrafficPolicyResponse'
  { -- | The response's http status code.
    httpStatus :: Prelude.Int,
    -- | A complex type that contains settings for the specified traffic policy.
    trafficPolicy :: TrafficPolicy
  }
  deriving (Prelude.Eq, Prelude.Read, Prelude.Show, Prelude.Generic)

-- |
-- Create a value of 'GetTrafficPolicyResponse' 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:
--
-- 'httpStatus', 'getTrafficPolicyResponse_httpStatus' - The response's http status code.
--
-- 'trafficPolicy', 'getTrafficPolicyResponse_trafficPolicy' - A complex type that contains settings for the specified traffic policy.
newGetTrafficPolicyResponse ::
  -- | 'httpStatus'
  Prelude.Int ->
  -- | 'trafficPolicy'
  TrafficPolicy ->
  GetTrafficPolicyResponse
newGetTrafficPolicyResponse
  pHttpStatus_
  pTrafficPolicy_ =
    GetTrafficPolicyResponse'
      { httpStatus =
          pHttpStatus_,
        trafficPolicy = pTrafficPolicy_
      }

-- | The response's http status code.
getTrafficPolicyResponse_httpStatus :: Lens.Lens' GetTrafficPolicyResponse Prelude.Int
getTrafficPolicyResponse_httpStatus = Lens.lens (\GetTrafficPolicyResponse' {httpStatus} -> httpStatus) (\s@GetTrafficPolicyResponse' {} a -> s {httpStatus = a} :: GetTrafficPolicyResponse)

-- | A complex type that contains settings for the specified traffic policy.
getTrafficPolicyResponse_trafficPolicy :: Lens.Lens' GetTrafficPolicyResponse TrafficPolicy
getTrafficPolicyResponse_trafficPolicy = Lens.lens (\GetTrafficPolicyResponse' {trafficPolicy} -> trafficPolicy) (\s@GetTrafficPolicyResponse' {} a -> s {trafficPolicy = a} :: GetTrafficPolicyResponse)

instance Prelude.NFData GetTrafficPolicyResponse where
  rnf GetTrafficPolicyResponse' {..} =
    Prelude.rnf httpStatus
      `Prelude.seq` Prelude.rnf trafficPolicy