{-# 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.IoTData.GetThingShadow
-- 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 the shadow for the specified thing.
--
-- Requires permission to access the
-- <https://docs.aws.amazon.com/service-authorization/latest/reference/list_awsiot.html#awsiot-actions-as-permissions GetThingShadow>
-- action.
--
-- For more information, see
-- <http://docs.aws.amazon.com/iot/latest/developerguide/API_GetThingShadow.html GetThingShadow>
-- in the IoT Developer Guide.
module Amazonka.IoTData.GetThingShadow
  ( -- * Creating a Request
    GetThingShadow (..),
    newGetThingShadow,

    -- * Request Lenses
    getThingShadow_shadowName,
    getThingShadow_thingName,

    -- * Destructuring the Response
    GetThingShadowResponse (..),
    newGetThingShadowResponse,

    -- * Response Lenses
    getThingShadowResponse_payload,
    getThingShadowResponse_httpStatus,
  )
where

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

-- | The input for the GetThingShadow operation.
--
-- /See:/ 'newGetThingShadow' smart constructor.
data GetThingShadow = GetThingShadow'
  { -- | The name of the shadow.
    shadowName :: Prelude.Maybe Prelude.Text,
    -- | The name of the thing.
    thingName :: Prelude.Text
  }
  deriving (Prelude.Eq, Prelude.Read, Prelude.Show, Prelude.Generic)

-- |
-- Create a value of 'GetThingShadow' 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:
--
-- 'shadowName', 'getThingShadow_shadowName' - The name of the shadow.
--
-- 'thingName', 'getThingShadow_thingName' - The name of the thing.
newGetThingShadow ::
  -- | 'thingName'
  Prelude.Text ->
  GetThingShadow
newGetThingShadow pThingName_ =
  GetThingShadow'
    { shadowName = Prelude.Nothing,
      thingName = pThingName_
    }

-- | The name of the shadow.
getThingShadow_shadowName :: Lens.Lens' GetThingShadow (Prelude.Maybe Prelude.Text)
getThingShadow_shadowName = Lens.lens (\GetThingShadow' {shadowName} -> shadowName) (\s@GetThingShadow' {} a -> s {shadowName = a} :: GetThingShadow)

-- | The name of the thing.
getThingShadow_thingName :: Lens.Lens' GetThingShadow Prelude.Text
getThingShadow_thingName = Lens.lens (\GetThingShadow' {thingName} -> thingName) (\s@GetThingShadow' {} a -> s {thingName = a} :: GetThingShadow)

instance Core.AWSRequest GetThingShadow where
  type
    AWSResponse GetThingShadow =
      GetThingShadowResponse
  request overrides =
    Request.get (overrides defaultService)
  response =
    Response.receiveBytes
      ( \s h x ->
          GetThingShadowResponse'
            Prelude.<$> (Prelude.pure (Prelude.Just (Prelude.coerce x)))
            Prelude.<*> (Prelude.pure (Prelude.fromEnum s))
      )

instance Prelude.Hashable GetThingShadow where
  hashWithSalt _salt GetThingShadow' {..} =
    _salt
      `Prelude.hashWithSalt` shadowName
      `Prelude.hashWithSalt` thingName

instance Prelude.NFData GetThingShadow where
  rnf GetThingShadow' {..} =
    Prelude.rnf shadowName
      `Prelude.seq` Prelude.rnf thingName

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

instance Data.ToPath GetThingShadow where
  toPath GetThingShadow' {..} =
    Prelude.mconcat
      ["/things/", Data.toBS thingName, "/shadow"]

instance Data.ToQuery GetThingShadow where
  toQuery GetThingShadow' {..} =
    Prelude.mconcat ["name" Data.=: shadowName]

-- | The output from the GetThingShadow operation.
--
-- /See:/ 'newGetThingShadowResponse' smart constructor.
data GetThingShadowResponse = GetThingShadowResponse'
  { -- | The state information, in JSON format.
    payload :: Prelude.Maybe Prelude.ByteString,
    -- | The response's http status code.
    httpStatus :: Prelude.Int
  }
  deriving (Prelude.Eq, Prelude.Show, Prelude.Generic)

-- |
-- Create a value of 'GetThingShadowResponse' 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:
--
-- 'payload', 'getThingShadowResponse_payload' - The state information, in JSON format.
--
-- 'httpStatus', 'getThingShadowResponse_httpStatus' - The response's http status code.
newGetThingShadowResponse ::
  -- | 'httpStatus'
  Prelude.Int ->
  GetThingShadowResponse
newGetThingShadowResponse pHttpStatus_ =
  GetThingShadowResponse'
    { payload = Prelude.Nothing,
      httpStatus = pHttpStatus_
    }

-- | The state information, in JSON format.
getThingShadowResponse_payload :: Lens.Lens' GetThingShadowResponse (Prelude.Maybe Prelude.ByteString)
getThingShadowResponse_payload = Lens.lens (\GetThingShadowResponse' {payload} -> payload) (\s@GetThingShadowResponse' {} a -> s {payload = a} :: GetThingShadowResponse)

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

instance Prelude.NFData GetThingShadowResponse where
  rnf GetThingShadowResponse' {..} =
    Prelude.rnf payload
      `Prelude.seq` Prelude.rnf httpStatus