{-# 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.CloudFront.GetDistributionConfig
-- Copyright   : (c) 2013-2023 Brendan Hay
-- License     : Mozilla Public License, v. 2.0.
-- Maintainer  : Brendan Hay
-- Stability   : auto-generated
-- Portability : non-portable (GHC extensions)
--
-- Get the configuration information about a distribution.
module Amazonka.CloudFront.GetDistributionConfig
  ( -- * Creating a Request
    GetDistributionConfig (..),
    newGetDistributionConfig,

    -- * Request Lenses
    getDistributionConfig_id,

    -- * Destructuring the Response
    GetDistributionConfigResponse (..),
    newGetDistributionConfigResponse,

    -- * Response Lenses
    getDistributionConfigResponse_distributionConfig,
    getDistributionConfigResponse_eTag,
    getDistributionConfigResponse_httpStatus,
  )
where

import Amazonka.CloudFront.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

-- | The request to get a distribution configuration.
--
-- /See:/ 'newGetDistributionConfig' smart constructor.
data GetDistributionConfig = GetDistributionConfig'
  { -- | The distribution\'s ID. If the ID is empty, an empty distribution
    -- configuration is returned.
    id :: Prelude.Text
  }
  deriving (Prelude.Eq, Prelude.Read, Prelude.Show, Prelude.Generic)

-- |
-- Create a value of 'GetDistributionConfig' 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', 'getDistributionConfig_id' - The distribution\'s ID. If the ID is empty, an empty distribution
-- configuration is returned.
newGetDistributionConfig ::
  -- | 'id'
  Prelude.Text ->
  GetDistributionConfig
newGetDistributionConfig pId_ =
  GetDistributionConfig' {id = pId_}

-- | The distribution\'s ID. If the ID is empty, an empty distribution
-- configuration is returned.
getDistributionConfig_id :: Lens.Lens' GetDistributionConfig Prelude.Text
getDistributionConfig_id = Lens.lens (\GetDistributionConfig' {id} -> id) (\s@GetDistributionConfig' {} a -> s {id = a} :: GetDistributionConfig)

instance Core.AWSRequest GetDistributionConfig where
  type
    AWSResponse GetDistributionConfig =
      GetDistributionConfigResponse
  request overrides =
    Request.get (overrides defaultService)
  response =
    Response.receiveXML
      ( \s h x ->
          GetDistributionConfigResponse'
            Prelude.<$> (Data.parseXML x)
            Prelude.<*> (h Data..#? "ETag")
            Prelude.<*> (Prelude.pure (Prelude.fromEnum s))
      )

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

instance Prelude.NFData GetDistributionConfig where
  rnf GetDistributionConfig' {..} = Prelude.rnf id

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

instance Data.ToPath GetDistributionConfig where
  toPath GetDistributionConfig' {..} =
    Prelude.mconcat
      [ "/2020-05-31/distribution/",
        Data.toBS id,
        "/config"
      ]

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

-- | The returned result of the corresponding request.
--
-- /See:/ 'newGetDistributionConfigResponse' smart constructor.
data GetDistributionConfigResponse = GetDistributionConfigResponse'
  { -- | The distribution\'s configuration information.
    distributionConfig :: Prelude.Maybe DistributionConfig,
    -- | The current version of the configuration. For example: @E2QWRUHAPOMQZL@.
    eTag :: Prelude.Maybe Prelude.Text,
    -- | The response's http status code.
    httpStatus :: Prelude.Int
  }
  deriving (Prelude.Eq, Prelude.Show, Prelude.Generic)

-- |
-- Create a value of 'GetDistributionConfigResponse' 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:
--
-- 'distributionConfig', 'getDistributionConfigResponse_distributionConfig' - The distribution\'s configuration information.
--
-- 'eTag', 'getDistributionConfigResponse_eTag' - The current version of the configuration. For example: @E2QWRUHAPOMQZL@.
--
-- 'httpStatus', 'getDistributionConfigResponse_httpStatus' - The response's http status code.
newGetDistributionConfigResponse ::
  -- | 'httpStatus'
  Prelude.Int ->
  GetDistributionConfigResponse
newGetDistributionConfigResponse pHttpStatus_ =
  GetDistributionConfigResponse'
    { distributionConfig =
        Prelude.Nothing,
      eTag = Prelude.Nothing,
      httpStatus = pHttpStatus_
    }

-- | The distribution\'s configuration information.
getDistributionConfigResponse_distributionConfig :: Lens.Lens' GetDistributionConfigResponse (Prelude.Maybe DistributionConfig)
getDistributionConfigResponse_distributionConfig = Lens.lens (\GetDistributionConfigResponse' {distributionConfig} -> distributionConfig) (\s@GetDistributionConfigResponse' {} a -> s {distributionConfig = a} :: GetDistributionConfigResponse)

-- | The current version of the configuration. For example: @E2QWRUHAPOMQZL@.
getDistributionConfigResponse_eTag :: Lens.Lens' GetDistributionConfigResponse (Prelude.Maybe Prelude.Text)
getDistributionConfigResponse_eTag = Lens.lens (\GetDistributionConfigResponse' {eTag} -> eTag) (\s@GetDistributionConfigResponse' {} a -> s {eTag = a} :: GetDistributionConfigResponse)

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

instance Prelude.NFData GetDistributionConfigResponse where
  rnf GetDistributionConfigResponse' {..} =
    Prelude.rnf distributionConfig
      `Prelude.seq` Prelude.rnf eTag
      `Prelude.seq` Prelude.rnf httpStatus